./chc-comp-wrapper.sh ../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/inheritance/constructor_state_variable_init_chain_alternate.sol_1_no_adts_000.smt2 .


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This is Ultimate 0.3.0-dev-42d8767-m
[2025-05-07 17:24:17,445 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2025-05-07 17:24:17,496 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deb735b0-5018-422e-8c00-f25195b7c211/chc-comp25-scripts/participants/UltimateUnihorn/./chccomp-Unihorn_Default.epf
[2025-05-07 17:24:17,500 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2025-05-07 17:24:17,500 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2025-05-07 17:24:17,517 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2025-05-07 17:24:17,517 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2025-05-07 17:24:17,517 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2025-05-07 17:24:17,518 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2025-05-07 17:24:17,518 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2025-05-07 17:24:17,518 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2025-05-07 17:24:17,518 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2025-05-07 17:24:17,518 INFO  L153        SettingsManager]:  * Use SBE=true
[2025-05-07 17:24:17,518 INFO  L151        SettingsManager]: Preferences of ChcToBoogie differ from their defaults:
[2025-05-07 17:24:17,519 INFO  L153        SettingsManager]:  * Use one large procedure with gotos to replace tail recursive calls=false
[2025-05-07 17:24:17,519 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2025-05-07 17:24:17,519 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2025-05-07 17:24:17,519 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2025-05-07 17:24:17,519 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2025-05-07 17:24:17,519 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2025-05-07 17:24:17,519 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2025-05-07 17:24:17,519 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2025-05-07 17:24:17,519 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2025-05-07 17:24:17,519 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2025-05-07 17:24:17,520 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2025-05-07 17:24:17,520 INFO  L151        SettingsManager]: Preferences of SmtParser differ from their defaults:
[2025-05-07 17:24:17,520 INFO  L153        SettingsManager]:  * SmtParser Mode=UltimateTreeAutomizer
[2025-05-07 17:24:17,720 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2025-05-07 17:24:17,726 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2025-05-07 17:24:17,727 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2025-05-07 17:24:17,728 INFO  L270        PluginConnector]: Initializing SmtParser...
[2025-05-07 17:24:17,729 INFO  L274        PluginConnector]: SmtParser initialized
[2025-05-07 17:24:17,729 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deb735b0-5018-422e-8c00-f25195b7c211/chc-comp25-scripts/participants/UltimateUnihorn/../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/inheritance/constructor_state_variable_init_chain_alternate.sol_1_no_adts_000.smt2
[2025-05-07 17:24:17,730 INFO  L314              SmtParser]: Parsing .smt2 file as a set of Horn Clauses
[2025-05-07 17:24:17,733 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
unknown
[2025-05-07 17:24:17,927 INFO  L339              SmtParser]: Successfully executed SMT file /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deb735b0-5018-422e-8c00-f25195b7c211/chc-comp25-scripts/participants/UltimateUnihorn/../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/inheritance/constructor_state_variable_init_chain_alternate.sol_1_no_adts_000.smt2
[2025-05-07 17:24:17,929 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2025-05-07 17:24:17,930 INFO  L133        ToolchainWalker]: Walking toolchain with 4 elements.
[2025-05-07 17:24:17,930 INFO  L112        PluginConnector]: ------------------------ChcToBoogie----------------------------
[2025-05-07 17:24:17,930 INFO  L270        PluginConnector]: Initializing ChcToBoogie...
[2025-05-07 17:24:17,931 INFO  L274        PluginConnector]: ChcToBoogie initialized
[2025-05-07 17:24:17,932 INFO  L184        PluginConnector]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 07.05 05:24:17" (1/1) ...
[2025-05-07 17:24:17,957 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:24:17 Unit
[2025-05-07 17:24:17,957 INFO  L131        PluginConnector]: ------------------------ END ChcToBoogie----------------------------
[2025-05-07 17:24:17,958 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2025-05-07 17:24:17,958 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2025-05-07 17:24:17,958 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2025-05-07 17:24:17,969 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:24:17" (1/1) ...
[2025-05-07 17:24:17,969 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:24:17" (1/1) ...
[2025-05-07 17:24:17,990 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:24:17" (1/1) ...
[2025-05-07 17:24:17,990 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:24:17" (1/1) ...
[2025-05-07 17:24:17,994 INFO  L184        PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:24:17" (1/1) ...
[2025-05-07 17:24:17,995 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:24:17" (1/1) ...
[2025-05-07 17:24:17,997 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:24:17" (1/1) ...
[2025-05-07 17:24:17,998 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:24:17" (1/1) ...
[2025-05-07 17:24:18,000 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:24:17" (1/1) ...
[2025-05-07 17:24:18,009 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2025-05-07 17:24:18,010 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2025-05-07 17:24:18,010 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2025-05-07 17:24:18,010 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2025-05-07 17:24:18,011 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:24:17" (1/1) ...
[2025-05-07 17:24:18,013 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2025-05-07 17:24:18,021 INFO  L189       MonitoredProcess]: No working directory specified, using /usr/bin/z3
[2025-05-07 17:24:18,030 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /usr/bin/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2025-05-07 17:24:18,033 INFO  L327       MonitoredProcess]: [MP /usr/bin/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2025-05-07 17:24:18,045 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure False given in one single declaration
[2025-05-07 17:24:18,046 INFO  L130     BoogieDeclarations]: Found specification of procedure False
[2025-05-07 17:24:18,046 INFO  L138     BoogieDeclarations]: Found implementation of procedure False
[2025-05-07 17:24:18,046 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure error_target_3_0 given in one single declaration
[2025-05-07 17:24:18,046 INFO  L130     BoogieDeclarations]: Found specification of procedure error_target_3_0
[2025-05-07 17:24:18,046 INFO  L138     BoogieDeclarations]: Found implementation of procedure error_target_3_0
[2025-05-07 17:24:18,046 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_constructor_13_D_37_0 given in one single declaration
[2025-05-07 17:24:18,046 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_constructor_13_D_37_0
[2025-05-07 17:24:18,046 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_constructor_13_D_37_0
[2025-05-07 17:24:18,046 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_48_D_37_0 given in one single declaration
[2025-05-07 17:24:18,046 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_48_D_37_0
[2025-05-07 17:24:18,046 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_48_D_37_0
[2025-05-07 17:24:18,046 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_15_constructor_36_37_0 given in one single declaration
[2025-05-07 17:24:18,046 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_15_constructor_36_37_0
[2025-05-07 17:24:18,046 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_15_constructor_36_37_0
[2025-05-07 17:24:18,047 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_45_return_constructor_36_37_0 given in one single declaration
[2025-05-07 17:24:18,047 INFO  L130     BoogieDeclarations]: Found specification of procedure block_45_return_constructor_36_37_0
[2025-05-07 17:24:18,047 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_45_return_constructor_36_37_0
[2025-05-07 17:24:18,047 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_44__35_37_0 given in one single declaration
[2025-05-07 17:24:18,047 INFO  L130     BoogieDeclarations]: Found specification of procedure block_44__35_37_0
[2025-05-07 17:24:18,047 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_44__35_37_0
[2025-05-07 17:24:18,047 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_43_constructor_36_37_0 given in one single declaration
[2025-05-07 17:24:18,047 INFO  L130     BoogieDeclarations]: Found specification of procedure block_43_constructor_36_37_0
[2025-05-07 17:24:18,047 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_43_constructor_36_37_0
[2025-05-07 17:24:18,047 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_47_constructor_36_37_0 given in one single declaration
[2025-05-07 17:24:18,047 INFO  L130     BoogieDeclarations]: Found specification of procedure block_47_constructor_36_37_0
[2025-05-07 17:24:18,047 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_47_constructor_36_37_0
[2025-05-07 17:24:18,047 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_46_constructor_36_37_0 given in one single declaration
[2025-05-07 17:24:18,047 INFO  L130     BoogieDeclarations]: Found specification of procedure block_46_constructor_36_37_0
[2025-05-07 17:24:18,047 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_46_constructor_36_37_0
[2025-05-07 17:24:18,047 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_after_init_50_D_37_0 given in one single declaration
[2025-05-07 17:24:18,047 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_after_init_50_D_37_0
[2025-05-07 17:24:18,047 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_after_init_50_D_37_0
[2025-05-07 17:24:18,047 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_entry_49_D_37_0 given in one single declaration
[2025-05-07 17:24:18,048 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_entry_49_D_37_0
[2025-05-07 17:24:18,048 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_entry_49_D_37_0
[2025-05-07 17:24:18,048 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_57_B_15_0 given in one single declaration
[2025-05-07 17:24:18,048 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_57_B_15_0
[2025-05-07 17:24:18,048 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_57_B_15_0
[2025-05-07 17:24:18,048 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_14_constructor_14_37_0 given in one single declaration
[2025-05-07 17:24:18,048 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_14_constructor_14_37_0
[2025-05-07 17:24:18,048 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_14_constructor_14_37_0
[2025-05-07 17:24:18,048 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_56_return_constructor_14_37_0 given in one single declaration
[2025-05-07 17:24:18,048 INFO  L130     BoogieDeclarations]: Found specification of procedure block_56_return_constructor_14_37_0
[2025-05-07 17:24:18,048 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_56_return_constructor_14_37_0
[2025-05-07 17:24:18,048 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_55__13_37_0 given in one single declaration
[2025-05-07 17:24:18,048 INFO  L130     BoogieDeclarations]: Found specification of procedure block_55__13_37_0
[2025-05-07 17:24:18,048 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_55__13_37_0
[2025-05-07 17:24:18,048 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_54_constructor_14_37_0 given in one single declaration
[2025-05-07 17:24:18,048 INFO  L130     BoogieDeclarations]: Found specification of procedure block_54_constructor_14_37_0
[2025-05-07 17:24:18,048 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_54_constructor_14_37_0
[2025-05-07 17:24:18,048 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_after_init_59_B_15_0 given in one single declaration
[2025-05-07 17:24:18,048 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_after_init_59_B_15_0
[2025-05-07 17:24:18,049 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_after_init_59_B_15_0
[2025-05-07 17:24:18,049 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_entry_58_B_15_0 given in one single declaration
[2025-05-07 17:24:18,049 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_entry_58_B_15_0
[2025-05-07 17:24:18,049 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_entry_58_B_15_0
[2025-05-07 17:24:18,049 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure implicit_constructor_entry_63_D_37_0 given in one single declaration
[2025-05-07 17:24:18,049 INFO  L130     BoogieDeclarations]: Found specification of procedure implicit_constructor_entry_63_D_37_0
[2025-05-07 17:24:18,049 INFO  L138     BoogieDeclarations]: Found implementation of procedure implicit_constructor_entry_63_D_37_0
[2025-05-07 17:24:18,049 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_60_A_4_0 given in one single declaration
[2025-05-07 17:24:18,049 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_60_A_4_0
[2025-05-07 17:24:18,049 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_60_A_4_0
[2025-05-07 17:24:18,049 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_after_init_62_A_4_0 given in one single declaration
[2025-05-07 17:24:18,049 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_after_init_62_A_4_0
[2025-05-07 17:24:18,049 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_after_init_62_A_4_0
[2025-05-07 17:24:18,049 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_entry_61_A_4_0 given in one single declaration
[2025-05-07 17:24:18,049 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_entry_61_A_4_0
[2025-05-07 17:24:18,049 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_entry_61_A_4_0
[2025-05-07 17:24:18,049 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_51_C_18_0 given in one single declaration
[2025-05-07 17:24:18,049 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_51_C_18_0
[2025-05-07 17:24:18,049 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_51_C_18_0
[2025-05-07 17:24:18,050 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_after_init_53_C_18_0 given in one single declaration
[2025-05-07 17:24:18,050 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_after_init_53_C_18_0
[2025-05-07 17:24:18,050 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_after_init_53_C_18_0
[2025-05-07 17:24:18,050 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_entry_52_C_18_0 given in one single declaration
[2025-05-07 17:24:18,050 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_entry_52_C_18_0
[2025-05-07 17:24:18,050 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_entry_52_C_18_0
[2025-05-07 17:24:18,050 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure Ultimate.START given in one single declaration
[2025-05-07 17:24:18,050 INFO  L130     BoogieDeclarations]: Found specification of procedure Ultimate.START
[2025-05-07 17:24:18,050 INFO  L138     BoogieDeclarations]: Found implementation of procedure Ultimate.START
[2025-05-07 17:24:18,179 INFO  L234             CfgBuilder]: Building ICFG
[2025-05-07 17:24:18,181 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2025-05-07 17:24:18,396 INFO  L?                        ?]: Removed 241 outVars from TransFormulas that were not future-live.
[2025-05-07 17:24:18,396 INFO  L283             CfgBuilder]: Performing block encoding
[2025-05-07 17:24:18,407 INFO  L304             CfgBuilder]: Using library mode
[2025-05-07 17:24:18,407 INFO  L312             CfgBuilder]: Removed 12 assume(true) statements.
[2025-05-07 17:24:18,407 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 05:24:18 BoogieIcfgContainer
[2025-05-07 17:24:18,407 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2025-05-07 17:24:18,409 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2025-05-07 17:24:18,410 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2025-05-07 17:24:18,412 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2025-05-07 17:24:18,412 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 07.05 05:24:17" (1/3) ...
[2025-05-07 17:24:18,413 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55b4053e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 07.05 05:24:18, skipping insertion in model container
[2025-05-07 17:24:18,413 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:24:17" (2/3) ...
[2025-05-07 17:24:18,413 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55b4053e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 05:24:18, skipping insertion in model container
[2025-05-07 17:24:18,413 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 05:24:18" (3/3) ...
[2025-05-07 17:24:18,414 INFO  L128   eAbstractionObserver]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver
[2025-05-07 17:24:18,424 INFO  L217   ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2025-05-07 17:24:18,426 INFO  L151   ceAbstractionStarter]: Applying trace abstraction to ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver that has 27 procedures, 116 locations, 189 edges, 27 initial locations, 0 loop locations, and 1 error locations.
[2025-05-07 17:24:18,460 INFO  L339      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2025-05-07 17:24:18,470 INFO  L340      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@49d6f510, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2025-05-07 17:24:18,470 INFO  L341      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2025-05-07 17:24:18,474 INFO  L278                IsEmpty]: Start isEmpty. Operand  has 116 states, 44 states have (on average 1.1590909090909092) internal successors, (51), 51 states have internal predecessors, (51), 44 states have call successors, (46), 26 states have call predecessors, (46), 26 states have return successors, (46), 38 states have call predecessors, (46), 44 states have call successors, (46)
[2025-05-07 17:24:18,482 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2025-05-07 17:24:18,482 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:24:18,483 INFO  L218           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-05-07 17:24:18,483 INFO  L403      AbstractCegarLoop]: === Iteration 1 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:24:18,486 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:24:18,486 INFO  L85        PathProgramCache]: Analyzing trace with hash 1126925558, now seen corresponding path program 1 times
[2025-05-07 17:24:18,491 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:24:18,492 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040632864]
[2025-05-07 17:24:18,492 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:24:18,492 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:24:18,527 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 27 statements into 1 equivalence classes.
[2025-05-07 17:24:18,562 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 27 of 27 statements.
[2025-05-07 17:24:18,562 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:24:18,562 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:24:18,685 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2025-05-07 17:24:18,685 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:24:18,686 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040632864]
[2025-05-07 17:24:18,686 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040632864] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:24:18,686 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:24:18,688 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2025-05-07 17:24:18,689 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403133642]
[2025-05-07 17:24:18,689 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:24:18,692 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2025-05-07 17:24:18,692 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:24:18,722 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2025-05-07 17:24:18,722 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2025-05-07 17:24:18,725 INFO  L87              Difference]: Start difference. First operand  has 116 states, 44 states have (on average 1.1590909090909092) internal successors, (51), 51 states have internal predecessors, (51), 44 states have call successors, (46), 26 states have call predecessors, (46), 26 states have return successors, (46), 38 states have call predecessors, (46), 44 states have call successors, (46) Second operand  has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 3 states have call successors, (7), 1 states have call predecessors, (7), 5 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7)
[2025-05-07 17:24:18,842 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:24:18,843 INFO  L93              Difference]: Finished difference Result 115 states and 140 transitions.
[2025-05-07 17:24:18,844 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2025-05-07 17:24:18,845 INFO  L79                 Accepts]: Start accepts. Automaton has  has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 3 states have call successors, (7), 1 states have call predecessors, (7), 5 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 27
[2025-05-07 17:24:18,845 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:24:18,851 INFO  L225             Difference]: With dead ends: 115
[2025-05-07 17:24:18,851 INFO  L226             Difference]: Without dead ends: 114
[2025-05-07 17:24:18,852 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2025-05-07 17:24:18,854 INFO  L437           NwaCegarLoop]: 131 mSDtfsCounter, 1 mSDsluCounter, 498 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 629 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2025-05-07 17:24:18,855 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 629 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2025-05-07 17:24:18,865 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 114 states.
[2025-05-07 17:24:18,882 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 112.
[2025-05-07 17:24:18,883 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 112 states, 43 states have (on average 1.1162790697674418) internal successors, (48), 48 states have internal predecessors, (48), 42 states have call successors, (44), 26 states have call predecessors, (44), 26 states have return successors, (44), 37 states have call predecessors, (44), 42 states have call successors, (44)
[2025-05-07 17:24:18,886 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 136 transitions.
[2025-05-07 17:24:18,887 INFO  L79                 Accepts]: Start accepts. Automaton has 112 states and 136 transitions. Word has length 27
[2025-05-07 17:24:18,888 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:24:18,888 INFO  L485      AbstractCegarLoop]: Abstraction has 112 states and 136 transitions.
[2025-05-07 17:24:18,888 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 3 states have call successors, (7), 1 states have call predecessors, (7), 5 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7)
[2025-05-07 17:24:18,888 INFO  L278                IsEmpty]: Start isEmpty. Operand 112 states and 136 transitions.
[2025-05-07 17:24:18,890 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 63
[2025-05-07 17:24:18,890 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:24:18,890 INFO  L218           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-05-07 17:24:18,890 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2025-05-07 17:24:18,890 INFO  L403      AbstractCegarLoop]: === Iteration 2 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:24:18,891 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:24:18,891 INFO  L85        PathProgramCache]: Analyzing trace with hash 498731509, now seen corresponding path program 1 times
[2025-05-07 17:24:18,891 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:24:18,891 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837498909]
[2025-05-07 17:24:18,891 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:24:18,891 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:24:18,925 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes.
[2025-05-07 17:24:18,945 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements.
[2025-05-07 17:24:18,945 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:24:18,945 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:24:19,027 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2025-05-07 17:24:19,027 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:24:19,027 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837498909]
[2025-05-07 17:24:19,027 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [837498909] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:24:19,027 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:24:19,027 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2025-05-07 17:24:19,027 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634170614]
[2025-05-07 17:24:19,028 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:24:19,029 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2025-05-07 17:24:19,029 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:24:19,029 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2025-05-07 17:24:19,029 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2025-05-07 17:24:19,030 INFO  L87              Difference]: Start difference. First operand 112 states and 136 transitions. Second operand  has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 4 states have internal predecessors, (28), 3 states have call successors, (17), 1 states have call predecessors, (17), 3 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17)
[2025-05-07 17:24:19,069 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:24:19,069 INFO  L93              Difference]: Finished difference Result 114 states and 140 transitions.
[2025-05-07 17:24:19,069 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2025-05-07 17:24:19,070 INFO  L79                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 4 states have internal predecessors, (28), 3 states have call successors, (17), 1 states have call predecessors, (17), 3 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17) Word has length 62
[2025-05-07 17:24:19,070 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:24:19,071 INFO  L225             Difference]: With dead ends: 114
[2025-05-07 17:24:19,071 INFO  L226             Difference]: Without dead ends: 114
[2025-05-07 17:24:19,071 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2025-05-07 17:24:19,072 INFO  L437           NwaCegarLoop]: 135 mSDtfsCounter, 1 mSDsluCounter, 241 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 376 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:24:19,072 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 376 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:24:19,072 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 114 states.
[2025-05-07 17:24:19,079 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114.
[2025-05-07 17:24:19,079 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 114 states, 44 states have (on average 1.1136363636363635) internal successors, (49), 49 states have internal predecessors, (49), 42 states have call successors, (44), 26 states have call predecessors, (44), 27 states have return successors, (47), 38 states have call predecessors, (47), 42 states have call successors, (47)
[2025-05-07 17:24:19,080 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 140 transitions.
[2025-05-07 17:24:19,080 INFO  L79                 Accepts]: Start accepts. Automaton has 114 states and 140 transitions. Word has length 62
[2025-05-07 17:24:19,081 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:24:19,081 INFO  L485      AbstractCegarLoop]: Abstraction has 114 states and 140 transitions.
[2025-05-07 17:24:19,081 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 4 states have internal predecessors, (28), 3 states have call successors, (17), 1 states have call predecessors, (17), 3 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17)
[2025-05-07 17:24:19,081 INFO  L278                IsEmpty]: Start isEmpty. Operand 114 states and 140 transitions.
[2025-05-07 17:24:19,082 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 63
[2025-05-07 17:24:19,082 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:24:19,082 INFO  L218           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-05-07 17:24:19,082 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2025-05-07 17:24:19,083 INFO  L403      AbstractCegarLoop]: === Iteration 3 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:24:19,083 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:24:19,083 INFO  L85        PathProgramCache]: Analyzing trace with hash 1577205361, now seen corresponding path program 1 times
[2025-05-07 17:24:19,083 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:24:19,083 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121122272]
[2025-05-07 17:24:19,083 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:24:19,083 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:24:19,112 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes.
[2025-05-07 17:24:19,140 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements.
[2025-05-07 17:24:19,140 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:24:19,140 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:24:19,231 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2025-05-07 17:24:19,231 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:24:19,231 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121122272]
[2025-05-07 17:24:19,231 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121122272] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:24:19,231 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:24:19,231 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2025-05-07 17:24:19,231 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597287365]
[2025-05-07 17:24:19,232 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:24:19,232 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2025-05-07 17:24:19,232 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:24:19,232 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2025-05-07 17:24:19,233 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2025-05-07 17:24:19,233 INFO  L87              Difference]: Start difference. First operand 114 states and 140 transitions. Second operand  has 6 states, 5 states have (on average 5.6) internal successors, (28), 6 states have internal predecessors, (28), 3 states have call successors, (17), 1 states have call predecessors, (17), 5 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17)
[2025-05-07 17:24:19,291 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:24:19,291 INFO  L93              Difference]: Finished difference Result 113 states and 135 transitions.
[2025-05-07 17:24:19,291 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2025-05-07 17:24:19,292 INFO  L79                 Accepts]: Start accepts. Automaton has  has 6 states, 5 states have (on average 5.6) internal successors, (28), 6 states have internal predecessors, (28), 3 states have call successors, (17), 1 states have call predecessors, (17), 5 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17) Word has length 62
[2025-05-07 17:24:19,292 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:24:19,293 INFO  L225             Difference]: With dead ends: 113
[2025-05-07 17:24:19,293 INFO  L226             Difference]: Without dead ends: 112
[2025-05-07 17:24:19,293 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2025-05-07 17:24:19,293 INFO  L437           NwaCegarLoop]: 124 mSDtfsCounter, 1 mSDsluCounter, 475 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 599 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:24:19,294 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 599 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:24:19,294 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 112 states.
[2025-05-07 17:24:19,298 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 108.
[2025-05-07 17:24:19,299 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 108 states, 43 states have (on average 1.0930232558139534) internal successors, (47), 47 states have internal predecessors, (47), 38 states have call successors, (40), 26 states have call predecessors, (40), 26 states have return successors, (40), 34 states have call predecessors, (40), 38 states have call successors, (40)
[2025-05-07 17:24:19,300 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 127 transitions.
[2025-05-07 17:24:19,300 INFO  L79                 Accepts]: Start accepts. Automaton has 108 states and 127 transitions. Word has length 62
[2025-05-07 17:24:19,300 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:24:19,300 INFO  L485      AbstractCegarLoop]: Abstraction has 108 states and 127 transitions.
[2025-05-07 17:24:19,300 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 5.6) internal successors, (28), 6 states have internal predecessors, (28), 3 states have call successors, (17), 1 states have call predecessors, (17), 5 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17)
[2025-05-07 17:24:19,300 INFO  L278                IsEmpty]: Start isEmpty. Operand 108 states and 127 transitions.
[2025-05-07 17:24:19,301 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 53
[2025-05-07 17:24:19,301 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:24:19,301 INFO  L218           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-05-07 17:24:19,301 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2025-05-07 17:24:19,301 INFO  L403      AbstractCegarLoop]: === Iteration 4 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:24:19,302 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:24:19,302 INFO  L85        PathProgramCache]: Analyzing trace with hash 352459558, now seen corresponding path program 1 times
[2025-05-07 17:24:19,302 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:24:19,302 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240055607]
[2025-05-07 17:24:19,302 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:24:19,302 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:24:19,323 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 52 statements into 1 equivalence classes.
[2025-05-07 17:24:19,326 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 52 of 52 statements.
[2025-05-07 17:24:19,326 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:24:19,326 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:24:19,365 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2025-05-07 17:24:19,365 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:24:19,366 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240055607]
[2025-05-07 17:24:19,366 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1240055607] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:24:19,366 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:24:19,366 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2025-05-07 17:24:19,366 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494494914]
[2025-05-07 17:24:19,366 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:24:19,366 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2025-05-07 17:24:19,366 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:24:19,367 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2025-05-07 17:24:19,367 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2025-05-07 17:24:19,367 INFO  L87              Difference]: Start difference. First operand 108 states and 127 transitions. Second operand  has 4 states, 3 states have (on average 8.0) internal successors, (24), 4 states have internal predecessors, (24), 4 states have call successors, (14), 1 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 4 states have call successors, (14)
[2025-05-07 17:24:19,398 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:24:19,399 INFO  L93              Difference]: Finished difference Result 112 states and 132 transitions.
[2025-05-07 17:24:19,399 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2025-05-07 17:24:19,399 INFO  L79                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 8.0) internal successors, (24), 4 states have internal predecessors, (24), 4 states have call successors, (14), 1 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 4 states have call successors, (14) Word has length 52
[2025-05-07 17:24:19,399 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:24:19,400 INFO  L225             Difference]: With dead ends: 112
[2025-05-07 17:24:19,401 INFO  L226             Difference]: Without dead ends: 112
[2025-05-07 17:24:19,401 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2025-05-07 17:24:19,401 INFO  L437           NwaCegarLoop]: 126 mSDtfsCounter, 1 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:24:19,402 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 359 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:24:19,403 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 112 states.
[2025-05-07 17:24:19,409 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 110.
[2025-05-07 17:24:19,409 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 110 states, 44 states have (on average 1.0909090909090908) internal successors, (48), 48 states have internal predecessors, (48), 38 states have call successors, (40), 26 states have call predecessors, (40), 27 states have return successors, (42), 35 states have call predecessors, (42), 38 states have call successors, (42)
[2025-05-07 17:24:19,410 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 130 transitions.
[2025-05-07 17:24:19,411 INFO  L79                 Accepts]: Start accepts. Automaton has 110 states and 130 transitions. Word has length 52
[2025-05-07 17:24:19,411 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:24:19,411 INFO  L485      AbstractCegarLoop]: Abstraction has 110 states and 130 transitions.
[2025-05-07 17:24:19,411 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 8.0) internal successors, (24), 4 states have internal predecessors, (24), 4 states have call successors, (14), 1 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 4 states have call successors, (14)
[2025-05-07 17:24:19,411 INFO  L278                IsEmpty]: Start isEmpty. Operand 110 states and 130 transitions.
[2025-05-07 17:24:19,412 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 53
[2025-05-07 17:24:19,412 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:24:19,412 INFO  L218           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-05-07 17:24:19,412 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2025-05-07 17:24:19,413 INFO  L403      AbstractCegarLoop]: === Iteration 5 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:24:19,413 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:24:19,413 INFO  L85        PathProgramCache]: Analyzing trace with hash 177297186, now seen corresponding path program 1 times
[2025-05-07 17:24:19,413 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:24:19,413 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726361425]
[2025-05-07 17:24:19,413 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:24:19,413 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:24:19,434 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 52 statements into 1 equivalence classes.
[2025-05-07 17:24:19,449 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 52 of 52 statements.
[2025-05-07 17:24:19,449 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:24:19,449 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:24:19,507 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2025-05-07 17:24:19,508 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:24:19,508 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726361425]
[2025-05-07 17:24:19,508 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726361425] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:24:19,508 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:24:19,508 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2025-05-07 17:24:19,508 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223629101]
[2025-05-07 17:24:19,508 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:24:19,508 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2025-05-07 17:24:19,508 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:24:19,509 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2025-05-07 17:24:19,509 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2025-05-07 17:24:19,509 INFO  L87              Difference]: Start difference. First operand 110 states and 130 transitions. Second operand  has 6 states, 5 states have (on average 4.8) internal successors, (24), 6 states have internal predecessors, (24), 4 states have call successors, (14), 1 states have call predecessors, (14), 5 states have return successors, (14), 6 states have call predecessors, (14), 4 states have call successors, (14)
[2025-05-07 17:24:19,545 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:24:19,545 INFO  L93              Difference]: Finished difference Result 106 states and 121 transitions.
[2025-05-07 17:24:19,545 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2025-05-07 17:24:19,545 INFO  L79                 Accepts]: Start accepts. Automaton has  has 6 states, 5 states have (on average 4.8) internal successors, (24), 6 states have internal predecessors, (24), 4 states have call successors, (14), 1 states have call predecessors, (14), 5 states have return successors, (14), 6 states have call predecessors, (14), 4 states have call successors, (14) Word has length 52
[2025-05-07 17:24:19,545 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:24:19,546 INFO  L225             Difference]: With dead ends: 106
[2025-05-07 17:24:19,546 INFO  L226             Difference]: Without dead ends: 103
[2025-05-07 17:24:19,546 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2025-05-07 17:24:19,547 INFO  L437           NwaCegarLoop]: 118 mSDtfsCounter, 0 mSDsluCounter, 457 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:24:19,547 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 575 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:24:19,547 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 103 states.
[2025-05-07 17:24:19,551 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103.
[2025-05-07 17:24:19,551 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 103 states, 43 states have (on average 1.0465116279069768) internal successors, (45), 45 states have internal predecessors, (45), 33 states have call successors, (35), 26 states have call predecessors, (35), 26 states have return successors, (35), 31 states have call predecessors, (35), 33 states have call successors, (35)
[2025-05-07 17:24:19,552 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 115 transitions.
[2025-05-07 17:24:19,552 INFO  L79                 Accepts]: Start accepts. Automaton has 103 states and 115 transitions. Word has length 52
[2025-05-07 17:24:19,552 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:24:19,552 INFO  L485      AbstractCegarLoop]: Abstraction has 103 states and 115 transitions.
[2025-05-07 17:24:19,552 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 4.8) internal successors, (24), 6 states have internal predecessors, (24), 4 states have call successors, (14), 1 states have call predecessors, (14), 5 states have return successors, (14), 6 states have call predecessors, (14), 4 states have call successors, (14)
[2025-05-07 17:24:19,552 INFO  L278                IsEmpty]: Start isEmpty. Operand 103 states and 115 transitions.
[2025-05-07 17:24:19,553 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 88
[2025-05-07 17:24:19,553 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:24:19,553 INFO  L218           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-05-07 17:24:19,553 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2025-05-07 17:24:19,553 INFO  L403      AbstractCegarLoop]: === Iteration 6 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:24:19,553 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:24:19,554 INFO  L85        PathProgramCache]: Analyzing trace with hash 439348961, now seen corresponding path program 1 times
[2025-05-07 17:24:19,554 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:24:19,554 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765843183]
[2025-05-07 17:24:19,554 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:24:19,554 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:24:19,585 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 87 statements into 1 equivalence classes.
[2025-05-07 17:24:19,588 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 87 of 87 statements.
[2025-05-07 17:24:19,588 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:24:19,588 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:24:19,650 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2025-05-07 17:24:19,650 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:24:19,650 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765843183]
[2025-05-07 17:24:19,650 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1765843183] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:24:19,650 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:24:19,650 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2025-05-07 17:24:19,650 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097225323]
[2025-05-07 17:24:19,650 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:24:19,651 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2025-05-07 17:24:19,651 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:24:19,651 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2025-05-07 17:24:19,651 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2025-05-07 17:24:19,652 INFO  L87              Difference]: Start difference. First operand 103 states and 115 transitions. Second operand  has 4 states, 3 states have (on average 13.0) internal successors, (39), 4 states have internal predecessors, (39), 3 states have call successors, (24), 1 states have call predecessors, (24), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24)
[2025-05-07 17:24:19,658 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:24:19,658 INFO  L93              Difference]: Finished difference Result 105 states and 116 transitions.
[2025-05-07 17:24:19,659 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2025-05-07 17:24:19,659 INFO  L79                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 13.0) internal successors, (39), 4 states have internal predecessors, (39), 3 states have call successors, (24), 1 states have call predecessors, (24), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 87
[2025-05-07 17:24:19,659 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:24:19,660 INFO  L225             Difference]: With dead ends: 105
[2025-05-07 17:24:19,660 INFO  L226             Difference]: Without dead ends: 98
[2025-05-07 17:24:19,660 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2025-05-07 17:24:19,660 INFO  L437           NwaCegarLoop]: 115 mSDtfsCounter, 1 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 334 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:24:19,660 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 334 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:24:19,661 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 98 states.
[2025-05-07 17:24:19,664 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98.
[2025-05-07 17:24:19,664 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 98 states, 43 states have (on average 1.0232558139534884) internal successors, (44), 44 states have internal predecessors, (44), 28 states have call successors, (30), 26 states have call predecessors, (30), 26 states have return successors, (30), 27 states have call predecessors, (30), 28 states have call successors, (30)
[2025-05-07 17:24:19,664 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 104 transitions.
[2025-05-07 17:24:19,664 INFO  L79                 Accepts]: Start accepts. Automaton has 98 states and 104 transitions. Word has length 87
[2025-05-07 17:24:19,664 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:24:19,664 INFO  L485      AbstractCegarLoop]: Abstraction has 98 states and 104 transitions.
[2025-05-07 17:24:19,665 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 13.0) internal successors, (39), 4 states have internal predecessors, (39), 3 states have call successors, (24), 1 states have call predecessors, (24), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24)
[2025-05-07 17:24:19,665 INFO  L278                IsEmpty]: Start isEmpty. Operand 98 states and 104 transitions.
[2025-05-07 17:24:19,665 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 88
[2025-05-07 17:24:19,665 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:24:19,665 INFO  L218           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-05-07 17:24:19,665 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2025-05-07 17:24:19,665 INFO  L403      AbstractCegarLoop]: === Iteration 7 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:24:19,666 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:24:19,666 INFO  L85        PathProgramCache]: Analyzing trace with hash -1013787239, now seen corresponding path program 1 times
[2025-05-07 17:24:19,666 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:24:19,666 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146869957]
[2025-05-07 17:24:19,666 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:24:19,666 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:24:19,697 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 87 statements into 1 equivalence classes.
[2025-05-07 17:24:19,700 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 87 of 87 statements.
[2025-05-07 17:24:19,700 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:24:19,700 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:24:19,753 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2025-05-07 17:24:19,753 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:24:19,753 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146869957]
[2025-05-07 17:24:19,753 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146869957] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:24:19,753 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:24:19,753 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2025-05-07 17:24:19,753 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773844465]
[2025-05-07 17:24:19,753 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:24:19,754 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2025-05-07 17:24:19,754 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:24:19,754 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2025-05-07 17:24:19,755 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2025-05-07 17:24:19,755 INFO  L87              Difference]: Start difference. First operand 98 states and 104 transitions. Second operand  has 4 states, 3 states have (on average 13.0) internal successors, (39), 4 states have internal predecessors, (39), 4 states have call successors, (24), 1 states have call predecessors, (24), 3 states have return successors, (24), 3 states have call predecessors, (24), 4 states have call successors, (24)
[2025-05-07 17:24:19,768 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:24:19,768 INFO  L93              Difference]: Finished difference Result 100 states and 105 transitions.
[2025-05-07 17:24:19,769 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2025-05-07 17:24:19,769 INFO  L79                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 13.0) internal successors, (39), 4 states have internal predecessors, (39), 4 states have call successors, (24), 1 states have call predecessors, (24), 3 states have return successors, (24), 3 states have call predecessors, (24), 4 states have call successors, (24) Word has length 87
[2025-05-07 17:24:19,769 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:24:19,770 INFO  L225             Difference]: With dead ends: 100
[2025-05-07 17:24:19,771 INFO  L226             Difference]: Without dead ends: 96
[2025-05-07 17:24:19,771 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2025-05-07 17:24:19,772 INFO  L437           NwaCegarLoop]: 104 mSDtfsCounter, 1 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 298 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:24:19,772 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 298 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:24:19,773 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 96 states.
[2025-05-07 17:24:19,779 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96.
[2025-05-07 17:24:19,780 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 96 states, 43 states have (on average 1.0) internal successors, (43), 43 states have internal predecessors, (43), 26 states have call successors, (28), 26 states have call predecessors, (28), 26 states have return successors, (28), 26 states have call predecessors, (28), 26 states have call successors, (28)
[2025-05-07 17:24:19,781 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 99 transitions.
[2025-05-07 17:24:19,781 INFO  L79                 Accepts]: Start accepts. Automaton has 96 states and 99 transitions. Word has length 87
[2025-05-07 17:24:19,781 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:24:19,781 INFO  L485      AbstractCegarLoop]: Abstraction has 96 states and 99 transitions.
[2025-05-07 17:24:19,781 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 13.0) internal successors, (39), 4 states have internal predecessors, (39), 4 states have call successors, (24), 1 states have call predecessors, (24), 3 states have return successors, (24), 3 states have call predecessors, (24), 4 states have call successors, (24)
[2025-05-07 17:24:19,782 INFO  L278                IsEmpty]: Start isEmpty. Operand 96 states and 99 transitions.
[2025-05-07 17:24:19,783 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 88
[2025-05-07 17:24:19,783 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:24:19,783 INFO  L218           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-05-07 17:24:19,783 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2025-05-07 17:24:19,783 INFO  L403      AbstractCegarLoop]: === Iteration 8 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:24:19,784 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:24:19,784 INFO  L85        PathProgramCache]: Analyzing trace with hash 1445679889, now seen corresponding path program 1 times
[2025-05-07 17:24:19,784 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:24:19,784 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640390408]
[2025-05-07 17:24:19,784 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:24:19,784 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:24:19,828 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 87 statements into 1 equivalence classes.
[2025-05-07 17:24:19,859 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 87 of 87 statements.
[2025-05-07 17:24:19,859 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:24:19,859 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:24:19,973 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2025-05-07 17:24:19,973 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:24:19,973 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640390408]
[2025-05-07 17:24:19,973 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [640390408] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:24:19,973 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:24:19,973 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2025-05-07 17:24:19,973 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998696932]
[2025-05-07 17:24:19,974 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:24:19,974 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2025-05-07 17:24:19,974 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:24:19,975 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2025-05-07 17:24:19,975 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2025-05-07 17:24:19,975 INFO  L87              Difference]: Start difference. First operand 96 states and 99 transitions. Second operand  has 7 states, 6 states have (on average 6.5) internal successors, (39), 7 states have internal predecessors, (39), 4 states have call successors, (24), 1 states have call predecessors, (24), 6 states have return successors, (24), 6 states have call predecessors, (24), 4 states have call successors, (24)
[2025-05-07 17:24:20,010 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:24:20,010 INFO  L93              Difference]: Finished difference Result 106 states and 112 transitions.
[2025-05-07 17:24:20,011 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2025-05-07 17:24:20,011 INFO  L79                 Accepts]: Start accepts. Automaton has  has 7 states, 6 states have (on average 6.5) internal successors, (39), 7 states have internal predecessors, (39), 4 states have call successors, (24), 1 states have call predecessors, (24), 6 states have return successors, (24), 6 states have call predecessors, (24), 4 states have call successors, (24) Word has length 87
[2025-05-07 17:24:20,012 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:24:20,013 INFO  L225             Difference]: With dead ends: 106
[2025-05-07 17:24:20,013 INFO  L226             Difference]: Without dead ends: 92
[2025-05-07 17:24:20,013 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2025-05-07 17:24:20,014 INFO  L437           NwaCegarLoop]: 107 mSDtfsCounter, 1 mSDsluCounter, 517 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 624 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:24:20,014 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 624 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:24:20,015 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 92 states.
[2025-05-07 17:24:20,020 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92.
[2025-05-07 17:24:20,021 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 92 states, 41 states have (on average 1.0) internal successors, (41), 41 states have internal predecessors, (41), 25 states have call successors, (26), 25 states have call predecessors, (26), 25 states have return successors, (26), 25 states have call predecessors, (26), 25 states have call successors, (26)
[2025-05-07 17:24:20,021 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 93 transitions.
[2025-05-07 17:24:20,022 INFO  L79                 Accepts]: Start accepts. Automaton has 92 states and 93 transitions. Word has length 87
[2025-05-07 17:24:20,022 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:24:20,022 INFO  L485      AbstractCegarLoop]: Abstraction has 92 states and 93 transitions.
[2025-05-07 17:24:20,023 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 6 states have (on average 6.5) internal successors, (39), 7 states have internal predecessors, (39), 4 states have call successors, (24), 1 states have call predecessors, (24), 6 states have return successors, (24), 6 states have call predecessors, (24), 4 states have call successors, (24)
[2025-05-07 17:24:20,023 INFO  L278                IsEmpty]: Start isEmpty. Operand 92 states and 93 transitions.
[2025-05-07 17:24:20,024 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 88
[2025-05-07 17:24:20,024 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:24:20,024 INFO  L218           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-05-07 17:24:20,024 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2025-05-07 17:24:20,024 INFO  L403      AbstractCegarLoop]: === Iteration 9 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:24:20,025 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:24:20,025 INFO  L85        PathProgramCache]: Analyzing trace with hash -307174671, now seen corresponding path program 1 times
[2025-05-07 17:24:20,025 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:24:20,025 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146263273]
[2025-05-07 17:24:20,025 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:24:20,025 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:24:20,063 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 87 statements into 1 equivalence classes.
[2025-05-07 17:24:20,077 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 87 of 87 statements.
[2025-05-07 17:24:20,077 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:24:20,077 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:24:20,612 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2025-05-07 17:24:20,612 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:24:20,612 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146263273]
[2025-05-07 17:24:20,612 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146263273] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:24:20,612 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:24:20,612 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18
[2025-05-07 17:24:20,612 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200050592]
[2025-05-07 17:24:20,613 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:24:20,613 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 18 states
[2025-05-07 17:24:20,613 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:24:20,613 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants.
[2025-05-07 17:24:20,614 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=273, Unknown=0, NotChecked=0, Total=306
[2025-05-07 17:24:20,614 INFO  L87              Difference]: Start difference. First operand 92 states and 93 transitions. Second operand  has 18 states, 14 states have (on average 2.7857142857142856) internal successors, (39), 15 states have internal predecessors, (39), 8 states have call successors, (24), 1 states have call predecessors, (24), 14 states have return successors, (24), 15 states have call predecessors, (24), 8 states have call successors, (24)
[2025-05-07 17:24:20,835 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:24:20,835 INFO  L93              Difference]: Finished difference Result 98 states and 100 transitions.
[2025-05-07 17:24:20,835 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2025-05-07 17:24:20,835 INFO  L79                 Accepts]: Start accepts. Automaton has  has 18 states, 14 states have (on average 2.7857142857142856) internal successors, (39), 15 states have internal predecessors, (39), 8 states have call successors, (24), 1 states have call predecessors, (24), 14 states have return successors, (24), 15 states have call predecessors, (24), 8 states have call successors, (24) Word has length 87
[2025-05-07 17:24:20,836 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:24:20,836 INFO  L225             Difference]: With dead ends: 98
[2025-05-07 17:24:20,836 INFO  L226             Difference]: Without dead ends: 88
[2025-05-07 17:24:20,836 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=375, Unknown=0, NotChecked=0, Total=420
[2025-05-07 17:24:20,837 INFO  L437           NwaCegarLoop]: 80 mSDtfsCounter, 3 mSDsluCounter, 1246 mSDsCounter, 0 mSdLazyCounter, 226 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 1326 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2025-05-07 17:24:20,837 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 1326 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 226 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2025-05-07 17:24:20,837 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 88 states.
[2025-05-07 17:24:20,839 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88.
[2025-05-07 17:24:20,839 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 88 states, 39 states have (on average 1.0) internal successors, (39), 39 states have internal predecessors, (39), 24 states have call successors, (24), 24 states have call predecessors, (24), 24 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24)
[2025-05-07 17:24:20,840 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 87 transitions.
[2025-05-07 17:24:20,840 INFO  L79                 Accepts]: Start accepts. Automaton has 88 states and 87 transitions. Word has length 87
[2025-05-07 17:24:20,840 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:24:20,840 INFO  L485      AbstractCegarLoop]: Abstraction has 88 states and 87 transitions.
[2025-05-07 17:24:20,840 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 18 states, 14 states have (on average 2.7857142857142856) internal successors, (39), 15 states have internal predecessors, (39), 8 states have call successors, (24), 1 states have call predecessors, (24), 14 states have return successors, (24), 15 states have call predecessors, (24), 8 states have call successors, (24)
[2025-05-07 17:24:20,840 INFO  L278                IsEmpty]: Start isEmpty. Operand 88 states and 87 transitions.
[2025-05-07 17:24:20,841 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 88
[2025-05-07 17:24:20,841 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:24:20,841 INFO  L218           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-05-07 17:24:20,841 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2025-05-07 17:24:20,841 INFO  L403      AbstractCegarLoop]: === Iteration 10 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:24:20,842 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:24:20,842 INFO  L85        PathProgramCache]: Analyzing trace with hash 735918109, now seen corresponding path program 1 times
[2025-05-07 17:24:20,842 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:24:20,842 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466333653]
[2025-05-07 17:24:20,842 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:24:20,842 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:24:20,870 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 87 statements into 1 equivalence classes.
[2025-05-07 17:24:20,887 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 87 of 87 statements.
[2025-05-07 17:24:20,887 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:24:20,887 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:24:20,994 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2025-05-07 17:24:20,994 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:24:20,994 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466333653]
[2025-05-07 17:24:20,994 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [466333653] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:24:20,995 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:24:20,995 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2025-05-07 17:24:20,995 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250414254]
[2025-05-07 17:24:20,995 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:24:20,995 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2025-05-07 17:24:20,995 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:24:20,996 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2025-05-07 17:24:20,996 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2025-05-07 17:24:20,996 INFO  L87              Difference]: Start difference. First operand 88 states and 87 transitions. Second operand  has 7 states, 5 states have (on average 7.8) internal successors, (39), 7 states have internal predecessors, (39), 5 states have call successors, (24), 1 states have call predecessors, (24), 5 states have return successors, (24), 6 states have call predecessors, (24), 5 states have call successors, (24)
[2025-05-07 17:24:21,020 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:24:21,020 INFO  L93              Difference]: Finished difference Result 28 states and 27 transitions.
[2025-05-07 17:24:21,020 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2025-05-07 17:24:21,021 INFO  L79                 Accepts]: Start accepts. Automaton has  has 7 states, 5 states have (on average 7.8) internal successors, (39), 7 states have internal predecessors, (39), 5 states have call successors, (24), 1 states have call predecessors, (24), 5 states have return successors, (24), 6 states have call predecessors, (24), 5 states have call successors, (24) Word has length 87
[2025-05-07 17:24:21,021 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:24:21,021 INFO  L225             Difference]: With dead ends: 28
[2025-05-07 17:24:21,021 INFO  L226             Difference]: Without dead ends: 0
[2025-05-07 17:24:21,021 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2025-05-07 17:24:21,022 INFO  L437           NwaCegarLoop]: 25 mSDtfsCounter, 0 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 113 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:24:21,022 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 113 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:24:21,022 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2025-05-07 17:24:21,023 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2025-05-07 17:24:21,023 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2025-05-07 17:24:21,023 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2025-05-07 17:24:21,023 INFO  L79                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 87
[2025-05-07 17:24:21,023 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:24:21,023 INFO  L485      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2025-05-07 17:24:21,023 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 5 states have (on average 7.8) internal successors, (39), 7 states have internal predecessors, (39), 5 states have call successors, (24), 1 states have call predecessors, (24), 5 states have return successors, (24), 6 states have call predecessors, (24), 5 states have call successors, (24)
[2025-05-07 17:24:21,023 INFO  L278                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2025-05-07 17:24:21,023 INFO  L284                IsEmpty]: Finished isEmpty. No accepting run.
[2025-05-07 17:24:21,026 INFO  L790   garLoopResultBuilder]: Registering result SAFE for location Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY (0 of 1 remaining)
[2025-05-07 17:24:21,026 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10
[2025-05-07 17:24:21,029 INFO  L422         BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-05-07 17:24:21,032 INFO  L171   ceAbstractionStarter]: Computing trace abstraction results
[2025-05-07 17:24:21,035 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 05:24:21 BoogieIcfgContainer
[2025-05-07 17:24:21,035 INFO  L131        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2025-05-07 17:24:21,036 INFO  L158              Benchmark]: Toolchain (without parser) took 3105.85ms. Allocated memory is still 234.9MB. Free memory was 148.7MB in the beginning and 79.7MB in the end (delta: 69.0MB). Peak memory consumption was 80.4MB. Max. memory is 33.6GB.
[2025-05-07 17:24:21,036 INFO  L158              Benchmark]: SmtParser took 0.20ms. Allocated memory is still 234.9MB. Free memory is still 172.0MB. There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:24:21,036 INFO  L158              Benchmark]: ChcToBoogie took 26.89ms. Allocated memory is still 234.9MB. Free memory was 148.7MB in the beginning and 146.1MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:24:21,036 INFO  L158              Benchmark]: Boogie Preprocessor took 51.93ms. Allocated memory is still 234.9MB. Free memory was 146.1MB in the beginning and 142.8MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:24:21,037 INFO  L158              Benchmark]: RCFGBuilder took 397.42ms. Allocated memory is still 234.9MB. Free memory was 142.8MB in the beginning and 176.4MB in the end (delta: -33.6MB). Peak memory consumption was 43.0MB. Max. memory is 33.6GB.
[2025-05-07 17:24:21,037 INFO  L158              Benchmark]: TraceAbstraction took 2625.84ms. Allocated memory is still 234.9MB. Free memory was 175.5MB in the beginning and 79.7MB in the end (delta: 95.8MB). Peak memory consumption was 87.7MB. Max. memory is 33.6GB.
[2025-05-07 17:24:21,038 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * SmtParser took 0.20ms. Allocated memory is still 234.9MB. Free memory is still 172.0MB. There was no memory consumed. Max. memory is 33.6GB.
 * ChcToBoogie took 26.89ms. Allocated memory is still 234.9MB. Free memory was 148.7MB in the beginning and 146.1MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 33.6GB.
 * Boogie Preprocessor took 51.93ms. Allocated memory is still 234.9MB. Free memory was 146.1MB in the beginning and 142.8MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 33.6GB.
 * RCFGBuilder took 397.42ms. Allocated memory is still 234.9MB. Free memory was 142.8MB in the beginning and 176.4MB in the end (delta: -33.6MB). Peak memory consumption was 43.0MB. Max. memory is 33.6GB.
 * TraceAbstraction took 2625.84ms. Allocated memory is still 234.9MB. Free memory was 175.5MB in the beginning and 79.7MB in the end (delta: 95.8MB). Peak memory consumption was 87.7MB. Max. memory is 33.6GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: ErrorAutomatonStatistics
    NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
  - PositiveResult [Unknown line] : the set of constraint Horn clauses is satisfiable
    For all program executions holds that the set of constraint Horn clauses is satisfiable at this location
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 27 procedures, 116 locations, 189 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 10, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 65 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10 mSDsluCounter, 5233 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4168 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 382 IncrementalHoareTripleChecker+Invalid, 391 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 1065 mSDtfsCounter, 382 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=116occurred in iteration=0, InterpolantAutomatonStates: 66, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 8 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 690 NumberOfCodeBlocks, 690 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 680 ConstructedInterpolants, 0 QuantifiedInterpolants, 899 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available
  - AllSpecificationsHoldResult: All specifications hold
    1 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2025-05-07 17:24:21,051 INFO  L552       MonitoredProcess]: [MP /usr/bin/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0
Received shutdown request...
sat
