./chc-comp-wrapper.sh ../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/operators/unary_operators_tuple_1.sol_1_no_adts_000.smt2 .


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This is Ultimate 0.3.0-dev-42d8767-m
[2025-05-07 17:25:30,067 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2025-05-07 17:25:30,121 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d353efb-a121-4d4a-bcb4-1aff5e8c25d3/chc-comp25-scripts/participants/UltimateUnihorn/./chccomp-Unihorn_Default.epf
[2025-05-07 17:25:30,125 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2025-05-07 17:25:30,125 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2025-05-07 17:25:30,142 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2025-05-07 17:25:30,142 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2025-05-07 17:25:30,143 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2025-05-07 17:25:30,143 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2025-05-07 17:25:30,143 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2025-05-07 17:25:30,143 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2025-05-07 17:25:30,143 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2025-05-07 17:25:30,143 INFO  L153        SettingsManager]:  * Use SBE=true
[2025-05-07 17:25:30,144 INFO  L151        SettingsManager]: Preferences of ChcToBoogie differ from their defaults:
[2025-05-07 17:25:30,144 INFO  L153        SettingsManager]:  * Use one large procedure with gotos to replace tail recursive calls=false
[2025-05-07 17:25:30,144 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2025-05-07 17:25:30,144 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2025-05-07 17:25:30,144 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2025-05-07 17:25:30,144 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2025-05-07 17:25:30,144 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2025-05-07 17:25:30,144 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2025-05-07 17:25:30,144 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2025-05-07 17:25:30,144 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2025-05-07 17:25:30,145 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2025-05-07 17:25:30,145 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2025-05-07 17:25:30,145 INFO  L151        SettingsManager]: Preferences of SmtParser differ from their defaults:
[2025-05-07 17:25:30,145 INFO  L153        SettingsManager]:  * SmtParser Mode=UltimateTreeAutomizer
[2025-05-07 17:25:30,344 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2025-05-07 17:25:30,351 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2025-05-07 17:25:30,354 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2025-05-07 17:25:30,355 INFO  L270        PluginConnector]: Initializing SmtParser...
[2025-05-07 17:25:30,355 INFO  L274        PluginConnector]: SmtParser initialized
[2025-05-07 17:25:30,356 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d353efb-a121-4d4a-bcb4-1aff5e8c25d3/chc-comp25-scripts/participants/UltimateUnihorn/../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/operators/unary_operators_tuple_1.sol_1_no_adts_000.smt2
[2025-05-07 17:25:30,357 INFO  L314              SmtParser]: Parsing .smt2 file as a set of Horn Clauses
[2025-05-07 17:25:30,359 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
unknown
[2025-05-07 17:25:30,590 INFO  L339              SmtParser]: Successfully executed SMT file /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d353efb-a121-4d4a-bcb4-1aff5e8c25d3/chc-comp25-scripts/participants/UltimateUnihorn/../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/operators/unary_operators_tuple_1.sol_1_no_adts_000.smt2
[2025-05-07 17:25:30,592 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2025-05-07 17:25:30,593 INFO  L133        ToolchainWalker]: Walking toolchain with 4 elements.
[2025-05-07 17:25:30,593 INFO  L112        PluginConnector]: ------------------------ChcToBoogie----------------------------
[2025-05-07 17:25:30,593 INFO  L270        PluginConnector]: Initializing ChcToBoogie...
[2025-05-07 17:25:30,594 INFO  L274        PluginConnector]: ChcToBoogie initialized
[2025-05-07 17:25:30,595 INFO  L184        PluginConnector]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 07.05 05:25:30" (1/1) ...
[2025-05-07 17:25:30,622 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:25:30 Unit
[2025-05-07 17:25:30,622 INFO  L131        PluginConnector]: ------------------------ END ChcToBoogie----------------------------
[2025-05-07 17:25:30,623 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2025-05-07 17:25:30,623 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2025-05-07 17:25:30,623 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2025-05-07 17:25:30,634 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:25:30" (1/1) ...
[2025-05-07 17:25:30,634 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:25:30" (1/1) ...
[2025-05-07 17:25:30,655 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:25:30" (1/1) ...
[2025-05-07 17:25:30,655 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:25:30" (1/1) ...
[2025-05-07 17:25:30,659 INFO  L184        PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:25:30" (1/1) ...
[2025-05-07 17:25:30,660 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:25:30" (1/1) ...
[2025-05-07 17:25:30,661 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:25:30" (1/1) ...
[2025-05-07 17:25:30,663 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:25:30" (1/1) ...
[2025-05-07 17:25:30,664 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:25:30" (1/1) ...
[2025-05-07 17:25:30,674 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2025-05-07 17:25:30,675 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2025-05-07 17:25:30,675 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2025-05-07 17:25:30,675 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2025-05-07 17:25:30,675 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:25:30" (1/1) ...
[2025-05-07 17:25:30,677 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2025-05-07 17:25:30,685 INFO  L189       MonitoredProcess]: No working directory specified, using /usr/bin/z3
[2025-05-07 17:25:30,694 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 17:25:30,696 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 17:25:30,704 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure False given in one single declaration
[2025-05-07 17:25:30,704 INFO  L130     BoogieDeclarations]: Found specification of procedure False
[2025-05-07 17:25:30,704 INFO  L138     BoogieDeclarations]: Found implementation of procedure False
[2025-05-07 17:25:30,705 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure error_target_4_0 given in one single declaration
[2025-05-07 17:25:30,705 INFO  L130     BoogieDeclarations]: Found specification of procedure error_target_4_0
[2025-05-07 17:25:30,705 INFO  L138     BoogieDeclarations]: Found implementation of procedure error_target_4_0
[2025-05-07 17:25:30,705 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure interface_0_C_39_0 given in one single declaration
[2025-05-07 17:25:30,705 INFO  L130     BoogieDeclarations]: Found specification of procedure interface_0_C_39_0
[2025-05-07 17:25:30,705 INFO  L138     BoogieDeclarations]: Found implementation of procedure interface_0_C_39_0
[2025-05-07 17:25:30,705 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_constructor_2_C_39_0 given in one single declaration
[2025-05-07 17:25:30,705 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_constructor_2_C_39_0
[2025-05-07 17:25:30,705 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_constructor_2_C_39_0
[2025-05-07 17:25:30,705 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_20_C_39_0 given in one single declaration
[2025-05-07 17:25:30,705 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_20_C_39_0
[2025-05-07 17:25:30,705 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_20_C_39_0
[2025-05-07 17:25:30,705 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_after_init_22_C_39_0 given in one single declaration
[2025-05-07 17:25:30,706 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_after_init_22_C_39_0
[2025-05-07 17:25:30,706 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_after_init_22_C_39_0
[2025-05-07 17:25:30,706 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_entry_21_C_39_0 given in one single declaration
[2025-05-07 17:25:30,706 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_entry_21_C_39_0
[2025-05-07 17:25:30,706 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_entry_21_C_39_0
[2025-05-07 17:25:30,706 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure implicit_constructor_entry_23_C_39_0 given in one single declaration
[2025-05-07 17:25:30,706 INFO  L130     BoogieDeclarations]: Found specification of procedure implicit_constructor_entry_23_C_39_0
[2025-05-07 17:25:30,706 INFO  L138     BoogieDeclarations]: Found implementation of procedure implicit_constructor_entry_23_C_39_0
[2025-05-07 17:25:30,706 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_4_function_f__38_39_0 given in one single declaration
[2025-05-07 17:25:30,706 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_4_function_f__38_39_0
[2025-05-07 17:25:30,706 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_4_function_f__38_39_0
[2025-05-07 17:25:30,706 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_3_function_f__38_39_0 given in one single declaration
[2025-05-07 17:25:30,706 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_3_function_f__38_39_0
[2025-05-07 17:25:30,707 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_3_function_f__38_39_0
[2025-05-07 17:25:30,707 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_7_return_function_f__38_39_0 given in one single declaration
[2025-05-07 17:25:30,707 INFO  L130     BoogieDeclarations]: Found specification of procedure block_7_return_function_f__38_39_0
[2025-05-07 17:25:30,707 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_7_return_function_f__38_39_0
[2025-05-07 17:25:30,707 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_16_f_37_39_0 given in one single declaration
[2025-05-07 17:25:30,707 INFO  L130     BoogieDeclarations]: Found specification of procedure block_16_f_37_39_0
[2025-05-07 17:25:30,707 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_16_f_37_39_0
[2025-05-07 17:25:30,707 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_15_if_true_f_24_39_0 given in one single declaration
[2025-05-07 17:25:30,707 INFO  L130     BoogieDeclarations]: Found specification of procedure block_15_if_true_f_24_39_0
[2025-05-07 17:25:30,707 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_15_if_true_f_24_39_0
[2025-05-07 17:25:30,707 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_14_if_header_f_25_39_0 given in one single declaration
[2025-05-07 17:25:30,707 INFO  L130     BoogieDeclarations]: Found specification of procedure block_14_if_header_f_25_39_0
[2025-05-07 17:25:30,707 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_14_if_header_f_25_39_0
[2025-05-07 17:25:30,707 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_13_f_37_39_0 given in one single declaration
[2025-05-07 17:25:30,707 INFO  L130     BoogieDeclarations]: Found specification of procedure block_13_f_37_39_0
[2025-05-07 17:25:30,708 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_13_f_37_39_0
[2025-05-07 17:25:30,708 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_12_if_true_f_18_39_0 given in one single declaration
[2025-05-07 17:25:30,708 INFO  L130     BoogieDeclarations]: Found specification of procedure block_12_if_true_f_18_39_0
[2025-05-07 17:25:30,708 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_12_if_true_f_18_39_0
[2025-05-07 17:25:30,708 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_11_if_header_f_19_39_0 given in one single declaration
[2025-05-07 17:25:30,708 INFO  L130     BoogieDeclarations]: Found specification of procedure block_11_if_header_f_19_39_0
[2025-05-07 17:25:30,708 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_11_if_header_f_19_39_0
[2025-05-07 17:25:30,708 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_10_f_37_39_0 given in one single declaration
[2025-05-07 17:25:30,708 INFO  L130     BoogieDeclarations]: Found specification of procedure block_10_f_37_39_0
[2025-05-07 17:25:30,708 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_10_f_37_39_0
[2025-05-07 17:25:30,708 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_9_if_true_f_12_39_0 given in one single declaration
[2025-05-07 17:25:30,708 INFO  L130     BoogieDeclarations]: Found specification of procedure block_9_if_true_f_12_39_0
[2025-05-07 17:25:30,708 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_9_if_true_f_12_39_0
[2025-05-07 17:25:30,708 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_8_if_header_f_13_39_0 given in one single declaration
[2025-05-07 17:25:30,708 INFO  L130     BoogieDeclarations]: Found specification of procedure block_8_if_header_f_13_39_0
[2025-05-07 17:25:30,708 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_8_if_header_f_13_39_0
[2025-05-07 17:25:30,708 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_6_f_37_39_0 given in one single declaration
[2025-05-07 17:25:30,708 INFO  L130     BoogieDeclarations]: Found specification of procedure block_6_f_37_39_0
[2025-05-07 17:25:30,709 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_6_f_37_39_0
[2025-05-07 17:25:30,709 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_5_function_f__38_39_0 given in one single declaration
[2025-05-07 17:25:30,709 INFO  L130     BoogieDeclarations]: Found specification of procedure block_5_function_f__38_39_0
[2025-05-07 17:25:30,709 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_5_function_f__38_39_0
[2025-05-07 17:25:30,709 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_18_function_f__38_39_0 given in one single declaration
[2025-05-07 17:25:30,709 INFO  L130     BoogieDeclarations]: Found specification of procedure block_18_function_f__38_39_0
[2025-05-07 17:25:30,709 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_18_function_f__38_39_0
[2025-05-07 17:25:30,709 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_17_function_f__38_39_0 given in one single declaration
[2025-05-07 17:25:30,709 INFO  L130     BoogieDeclarations]: Found specification of procedure block_17_function_f__38_39_0
[2025-05-07 17:25:30,709 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_17_function_f__38_39_0
[2025-05-07 17:25:30,709 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_19_function_f__38_39_0 given in one single declaration
[2025-05-07 17:25:30,709 INFO  L130     BoogieDeclarations]: Found specification of procedure block_19_function_f__38_39_0
[2025-05-07 17:25:30,709 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_19_function_f__38_39_0
[2025-05-07 17:25:30,710 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure Ultimate.START given in one single declaration
[2025-05-07 17:25:30,710 INFO  L130     BoogieDeclarations]: Found specification of procedure Ultimate.START
[2025-05-07 17:25:30,710 INFO  L138     BoogieDeclarations]: Found implementation of procedure Ultimate.START
[2025-05-07 17:25:30,840 INFO  L234             CfgBuilder]: Building ICFG
[2025-05-07 17:25:30,842 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2025-05-07 17:25:31,045 INFO  L?                        ?]: Removed 138 outVars from TransFormulas that were not future-live.
[2025-05-07 17:25:31,045 INFO  L283             CfgBuilder]: Performing block encoding
[2025-05-07 17:25:31,053 INFO  L304             CfgBuilder]: Using library mode
[2025-05-07 17:25:31,053 INFO  L312             CfgBuilder]: Removed 10 assume(true) statements.
[2025-05-07 17:25:31,053 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 05:25:31 BoogieIcfgContainer
[2025-05-07 17:25:31,053 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2025-05-07 17:25:31,055 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2025-05-07 17:25:31,055 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2025-05-07 17:25:31,057 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2025-05-07 17:25:31,057 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 07.05 05:25:30" (1/3) ...
[2025-05-07 17:25:31,058 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@613b6933 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 07.05 05:25:31, skipping insertion in model container
[2025-05-07 17:25:31,058 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:25:30" (2/3) ...
[2025-05-07 17:25:31,058 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@613b6933 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 05:25:31, skipping insertion in model container
[2025-05-07 17:25:31,058 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 05:25:31" (3/3) ...
[2025-05-07 17:25:31,059 INFO  L128   eAbstractionObserver]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver
[2025-05-07 17:25:31,069 INFO  L217   ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2025-05-07 17:25:31,070 INFO  L151   ceAbstractionStarter]: Applying trace abstraction to ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver that has 26 procedures, 103 locations, 152 edges, 26 initial locations, 0 loop locations, and 1 error locations.
[2025-05-07 17:25:31,098 INFO  L339      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2025-05-07 17:25:31,106 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;@21117f85, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2025-05-07 17:25:31,106 INFO  L341      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2025-05-07 17:25:31,109 INFO  L278                IsEmpty]: Start isEmpty. Operand  has 103 states, 44 states have (on average 1.1363636363636365) internal successors, (50), 50 states have internal predecessors, (50), 32 states have call successors, (34), 25 states have call predecessors, (34), 25 states have return successors, (34), 27 states have call predecessors, (34), 32 states have call successors, (34)
[2025-05-07 17:25:31,116 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 74
[2025-05-07 17:25:31,116 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:25:31,116 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]
[2025-05-07 17:25:31,117 INFO  L403      AbstractCegarLoop]: === Iteration 1 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:25:31,120 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:25:31,120 INFO  L85        PathProgramCache]: Analyzing trace with hash -1044958212, now seen corresponding path program 1 times
[2025-05-07 17:25:31,125 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:25:31,125 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187401117]
[2025-05-07 17:25:31,125 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:25:31,126 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:25:31,170 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 73 statements into 1 equivalence classes.
[2025-05-07 17:25:31,239 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 73 of 73 statements.
[2025-05-07 17:25:31,240 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:25:31,240 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:25:31,851 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 17:25:31,852 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:25:31,852 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187401117]
[2025-05-07 17:25:31,852 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187401117] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:25:31,853 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:25:31,855 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15
[2025-05-07 17:25:31,857 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914625813]
[2025-05-07 17:25:31,857 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:25:31,861 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 15 states
[2025-05-07 17:25:31,862 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:25:31,881 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants.
[2025-05-07 17:25:31,882 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210
[2025-05-07 17:25:31,883 INFO  L87              Difference]: Start difference. First operand  has 103 states, 44 states have (on average 1.1363636363636365) internal successors, (50), 50 states have internal predecessors, (50), 32 states have call successors, (34), 25 states have call predecessors, (34), 25 states have return successors, (34), 27 states have call predecessors, (34), 32 states have call successors, (34) Second operand  has 15 states, 12 states have (on average 2.75) internal successors, (33), 15 states have internal predecessors, (33), 6 states have call successors, (20), 1 states have call predecessors, (20), 12 states have return successors, (20), 12 states have call predecessors, (20), 6 states have call successors, (20)
[2025-05-07 17:25:32,145 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:25:32,146 INFO  L93              Difference]: Finished difference Result 117 states and 136 transitions.
[2025-05-07 17:25:32,146 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2025-05-07 17:25:32,148 INFO  L79                 Accepts]: Start accepts. Automaton has  has 15 states, 12 states have (on average 2.75) internal successors, (33), 15 states have internal predecessors, (33), 6 states have call successors, (20), 1 states have call predecessors, (20), 12 states have return successors, (20), 12 states have call predecessors, (20), 6 states have call successors, (20) Word has length 73
[2025-05-07 17:25:32,148 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:25:32,155 INFO  L225             Difference]: With dead ends: 117
[2025-05-07 17:25:32,155 INFO  L226             Difference]: Without dead ends: 117
[2025-05-07 17:25:32,157 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210
[2025-05-07 17:25:32,160 INFO  L437           NwaCegarLoop]: 105 mSDtfsCounter, 2 mSDsluCounter, 1129 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 1234 SdHoareTripleChecker+Invalid, 193 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2025-05-07 17:25:32,160 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 1234 Invalid, 193 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2025-05-07 17:25:32,172 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 117 states.
[2025-05-07 17:25:32,195 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117.
[2025-05-07 17:25:32,196 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 117 states, 51 states have (on average 1.0980392156862746) internal successors, (56), 56 states have internal predecessors, (56), 32 states have call successors, (34), 25 states have call predecessors, (34), 33 states have return successors, (46), 35 states have call predecessors, (46), 32 states have call successors, (46)
[2025-05-07 17:25:32,201 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 136 transitions.
[2025-05-07 17:25:32,202 INFO  L79                 Accepts]: Start accepts. Automaton has 117 states and 136 transitions. Word has length 73
[2025-05-07 17:25:32,202 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:25:32,202 INFO  L485      AbstractCegarLoop]: Abstraction has 117 states and 136 transitions.
[2025-05-07 17:25:32,203 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 15 states, 12 states have (on average 2.75) internal successors, (33), 15 states have internal predecessors, (33), 6 states have call successors, (20), 1 states have call predecessors, (20), 12 states have return successors, (20), 12 states have call predecessors, (20), 6 states have call successors, (20)
[2025-05-07 17:25:32,203 INFO  L278                IsEmpty]: Start isEmpty. Operand 117 states and 136 transitions.
[2025-05-07 17:25:32,205 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 74
[2025-05-07 17:25:32,206 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:25:32,206 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]
[2025-05-07 17:25:32,206 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2025-05-07 17:25:32,206 INFO  L403      AbstractCegarLoop]: === Iteration 2 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:25:32,207 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:25:32,207 INFO  L85        PathProgramCache]: Analyzing trace with hash 1590558684, now seen corresponding path program 1 times
[2025-05-07 17:25:32,207 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:25:32,207 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221101298]
[2025-05-07 17:25:32,207 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:25:32,207 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:25:32,237 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 73 statements into 1 equivalence classes.
[2025-05-07 17:25:32,249 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 73 of 73 statements.
[2025-05-07 17:25:32,249 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:25:32,249 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:25:32,521 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 17:25:32,522 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:25:32,522 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221101298]
[2025-05-07 17:25:32,522 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221101298] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:25:32,522 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:25:32,522 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2025-05-07 17:25:32,522 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651071248]
[2025-05-07 17:25:32,522 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:25:32,523 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2025-05-07 17:25:32,523 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:25:32,524 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2025-05-07 17:25:32,524 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72
[2025-05-07 17:25:32,524 INFO  L87              Difference]: Start difference. First operand 117 states and 136 transitions. Second operand  has 9 states, 8 states have (on average 4.125) internal successors, (33), 9 states have internal predecessors, (33), 4 states have call successors, (20), 1 states have call predecessors, (20), 8 states have return successors, (20), 8 states have call predecessors, (20), 4 states have call successors, (20)
[2025-05-07 17:25:32,635 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:25:32,635 INFO  L93              Difference]: Finished difference Result 117 states and 135 transitions.
[2025-05-07 17:25:32,636 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2025-05-07 17:25:32,636 INFO  L79                 Accepts]: Start accepts. Automaton has  has 9 states, 8 states have (on average 4.125) internal successors, (33), 9 states have internal predecessors, (33), 4 states have call successors, (20), 1 states have call predecessors, (20), 8 states have return successors, (20), 8 states have call predecessors, (20), 4 states have call successors, (20) Word has length 73
[2025-05-07 17:25:32,636 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:25:32,637 INFO  L225             Difference]: With dead ends: 117
[2025-05-07 17:25:32,638 INFO  L226             Difference]: Without dead ends: 117
[2025-05-07 17:25:32,638 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72
[2025-05-07 17:25:32,639 INFO  L437           NwaCegarLoop]: 105 mSDtfsCounter, 1 mSDsluCounter, 719 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 824 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2025-05-07 17:25:32,639 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 824 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2025-05-07 17:25:32,640 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 117 states.
[2025-05-07 17:25:32,649 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117.
[2025-05-07 17:25:32,649 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 117 states, 51 states have (on average 1.0980392156862746) internal successors, (56), 56 states have internal predecessors, (56), 32 states have call successors, (34), 25 states have call predecessors, (34), 33 states have return successors, (45), 35 states have call predecessors, (45), 32 states have call successors, (45)
[2025-05-07 17:25:32,651 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 135 transitions.
[2025-05-07 17:25:32,651 INFO  L79                 Accepts]: Start accepts. Automaton has 117 states and 135 transitions. Word has length 73
[2025-05-07 17:25:32,651 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:25:32,651 INFO  L485      AbstractCegarLoop]: Abstraction has 117 states and 135 transitions.
[2025-05-07 17:25:32,651 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 9 states, 8 states have (on average 4.125) internal successors, (33), 9 states have internal predecessors, (33), 4 states have call successors, (20), 1 states have call predecessors, (20), 8 states have return successors, (20), 8 states have call predecessors, (20), 4 states have call successors, (20)
[2025-05-07 17:25:32,652 INFO  L278                IsEmpty]: Start isEmpty. Operand 117 states and 135 transitions.
[2025-05-07 17:25:32,653 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 74
[2025-05-07 17:25:32,653 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:25:32,654 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]
[2025-05-07 17:25:32,654 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2025-05-07 17:25:32,654 INFO  L403      AbstractCegarLoop]: === Iteration 3 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:25:32,654 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:25:32,655 INFO  L85        PathProgramCache]: Analyzing trace with hash -538049128, now seen corresponding path program 1 times
[2025-05-07 17:25:32,655 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:25:32,655 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633628094]
[2025-05-07 17:25:32,655 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:25:32,655 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:25:32,677 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 73 statements into 1 equivalence classes.
[2025-05-07 17:25:32,682 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 73 of 73 statements.
[2025-05-07 17:25:32,682 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:25:32,682 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:25:32,782 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 17:25:32,783 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:25:32,783 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633628094]
[2025-05-07 17:25:32,783 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [633628094] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:25:32,783 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:25:32,783 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2025-05-07 17:25:32,783 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379846415]
[2025-05-07 17:25:32,783 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:25:32,783 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2025-05-07 17:25:32,783 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:25:32,784 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2025-05-07 17:25:32,784 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2025-05-07 17:25:32,784 INFO  L87              Difference]: Start difference. First operand 117 states and 135 transitions. Second operand  has 4 states, 3 states have (on average 11.0) internal successors, (33), 4 states have internal predecessors, (33), 4 states have call successors, (20), 1 states have call predecessors, (20), 3 states have return successors, (20), 3 states have call predecessors, (20), 4 states have call successors, (20)
[2025-05-07 17:25:32,808 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:25:32,808 INFO  L93              Difference]: Finished difference Result 115 states and 131 transitions.
[2025-05-07 17:25:32,808 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2025-05-07 17:25:32,809 INFO  L79                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 11.0) internal successors, (33), 4 states have internal predecessors, (33), 4 states have call successors, (20), 1 states have call predecessors, (20), 3 states have return successors, (20), 3 states have call predecessors, (20), 4 states have call successors, (20) Word has length 73
[2025-05-07 17:25:32,809 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:25:32,810 INFO  L225             Difference]: With dead ends: 115
[2025-05-07 17:25:32,810 INFO  L226             Difference]: Without dead ends: 113
[2025-05-07 17:25:32,810 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 17:25:32,811 INFO  L437           NwaCegarLoop]: 111 mSDtfsCounter, 0 mSDsluCounter, 212 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 323 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:25:32,812 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 323 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:25:32,812 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 113 states.
[2025-05-07 17:25:32,819 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113.
[2025-05-07 17:25:32,820 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 113 states, 49 states have (on average 1.1020408163265305) internal successors, (54), 54 states have internal predecessors, (54), 31 states have call successors, (32), 24 states have call predecessors, (32), 32 states have return successors, (42), 34 states have call predecessors, (42), 31 states have call successors, (42)
[2025-05-07 17:25:32,821 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 128 transitions.
[2025-05-07 17:25:32,821 INFO  L79                 Accepts]: Start accepts. Automaton has 113 states and 128 transitions. Word has length 73
[2025-05-07 17:25:32,821 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:25:32,821 INFO  L485      AbstractCegarLoop]: Abstraction has 113 states and 128 transitions.
[2025-05-07 17:25:32,822 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 11.0) internal successors, (33), 4 states have internal predecessors, (33), 4 states have call successors, (20), 1 states have call predecessors, (20), 3 states have return successors, (20), 3 states have call predecessors, (20), 4 states have call successors, (20)
[2025-05-07 17:25:32,822 INFO  L278                IsEmpty]: Start isEmpty. Operand 113 states and 128 transitions.
[2025-05-07 17:25:32,823 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 78
[2025-05-07 17:25:32,823 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:25:32,823 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]
[2025-05-07 17:25:32,824 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2025-05-07 17:25:32,824 INFO  L403      AbstractCegarLoop]: === Iteration 4 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:25:32,824 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:25:32,824 INFO  L85        PathProgramCache]: Analyzing trace with hash -1685851108, now seen corresponding path program 1 times
[2025-05-07 17:25:32,824 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:25:32,825 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735372647]
[2025-05-07 17:25:32,825 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:25:32,825 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:25:32,847 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 77 statements into 1 equivalence classes.
[2025-05-07 17:25:32,854 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 77 of 77 statements.
[2025-05-07 17:25:32,855 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:25:32,855 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:25:33,008 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 17:25:33,009 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:25:33,009 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735372647]
[2025-05-07 17:25:33,009 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735372647] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:25:33,009 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:25:33,009 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2025-05-07 17:25:33,009 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405470510]
[2025-05-07 17:25:33,009 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:25:33,010 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2025-05-07 17:25:33,010 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:25:33,010 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2025-05-07 17:25:33,010 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2025-05-07 17:25:33,010 INFO  L87              Difference]: Start difference. First operand 113 states and 128 transitions. Second operand  has 6 states, 5 states have (on average 7.0) internal successors, (35), 6 states have internal predecessors, (35), 4 states have call successors, (21), 1 states have call predecessors, (21), 5 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21)
[2025-05-07 17:25:33,056 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:25:33,056 INFO  L93              Difference]: Finished difference Result 117 states and 132 transitions.
[2025-05-07 17:25:33,057 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2025-05-07 17:25:33,057 INFO  L79                 Accepts]: Start accepts. Automaton has  has 6 states, 5 states have (on average 7.0) internal successors, (35), 6 states have internal predecessors, (35), 4 states have call successors, (21), 1 states have call predecessors, (21), 5 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) Word has length 77
[2025-05-07 17:25:33,057 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:25:33,058 INFO  L225             Difference]: With dead ends: 117
[2025-05-07 17:25:33,058 INFO  L226             Difference]: Without dead ends: 117
[2025-05-07 17:25:33,058 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 17:25:33,058 INFO  L437           NwaCegarLoop]: 109 mSDtfsCounter, 1 mSDsluCounter, 419 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 528 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:25:33,059 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 528 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:25:33,059 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 117 states.
[2025-05-07 17:25:33,063 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117.
[2025-05-07 17:25:33,064 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 117 states, 51 states have (on average 1.0980392156862746) internal successors, (56), 56 states have internal predecessors, (56), 31 states have call successors, (32), 24 states have call predecessors, (32), 34 states have return successors, (44), 36 states have call predecessors, (44), 31 states have call successors, (44)
[2025-05-07 17:25:33,064 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 132 transitions.
[2025-05-07 17:25:33,064 INFO  L79                 Accepts]: Start accepts. Automaton has 117 states and 132 transitions. Word has length 77
[2025-05-07 17:25:33,065 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:25:33,065 INFO  L485      AbstractCegarLoop]: Abstraction has 117 states and 132 transitions.
[2025-05-07 17:25:33,065 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 7.0) internal successors, (35), 6 states have internal predecessors, (35), 4 states have call successors, (21), 1 states have call predecessors, (21), 5 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21)
[2025-05-07 17:25:33,065 INFO  L278                IsEmpty]: Start isEmpty. Operand 117 states and 132 transitions.
[2025-05-07 17:25:33,065 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 78
[2025-05-07 17:25:33,066 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:25:33,066 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]
[2025-05-07 17:25:33,066 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2025-05-07 17:25:33,066 INFO  L403      AbstractCegarLoop]: === Iteration 5 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:25:33,066 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:25:33,066 INFO  L85        PathProgramCache]: Analyzing trace with hash 1734251930, now seen corresponding path program 1 times
[2025-05-07 17:25:33,066 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:25:33,066 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530397231]
[2025-05-07 17:25:33,066 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:25:33,066 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:25:33,085 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 77 statements into 1 equivalence classes.
[2025-05-07 17:25:33,091 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 77 of 77 statements.
[2025-05-07 17:25:33,091 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:25:33,091 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:25:33,282 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 17:25:33,282 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:25:33,282 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530397231]
[2025-05-07 17:25:33,282 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [530397231] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:25:33,282 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:25:33,282 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2025-05-07 17:25:33,282 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428056548]
[2025-05-07 17:25:33,282 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:25:33,283 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2025-05-07 17:25:33,283 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:25:33,283 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2025-05-07 17:25:33,283 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90
[2025-05-07 17:25:33,284 INFO  L87              Difference]: Start difference. First operand 117 states and 132 transitions. Second operand  has 10 states, 9 states have (on average 3.888888888888889) internal successors, (35), 10 states have internal predecessors, (35), 4 states have call successors, (21), 1 states have call predecessors, (21), 9 states have return successors, (21), 9 states have call predecessors, (21), 4 states have call successors, (21)
[2025-05-07 17:25:33,400 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:25:33,400 INFO  L93              Difference]: Finished difference Result 121 states and 136 transitions.
[2025-05-07 17:25:33,401 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2025-05-07 17:25:33,401 INFO  L79                 Accepts]: Start accepts. Automaton has  has 10 states, 9 states have (on average 3.888888888888889) internal successors, (35), 10 states have internal predecessors, (35), 4 states have call successors, (21), 1 states have call predecessors, (21), 9 states have return successors, (21), 9 states have call predecessors, (21), 4 states have call successors, (21) Word has length 77
[2025-05-07 17:25:33,401 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:25:33,402 INFO  L225             Difference]: With dead ends: 121
[2025-05-07 17:25:33,402 INFO  L226             Difference]: Without dead ends: 121
[2025-05-07 17:25:33,403 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90
[2025-05-07 17:25:33,403 INFO  L437           NwaCegarLoop]: 99 mSDtfsCounter, 1 mSDsluCounter, 778 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 877 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2025-05-07 17:25:33,404 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 877 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2025-05-07 17:25:33,404 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 121 states.
[2025-05-07 17:25:33,411 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121.
[2025-05-07 17:25:33,412 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 121 states, 53 states have (on average 1.0943396226415094) internal successors, (58), 58 states have internal predecessors, (58), 31 states have call successors, (32), 24 states have call predecessors, (32), 36 states have return successors, (46), 38 states have call predecessors, (46), 31 states have call successors, (46)
[2025-05-07 17:25:33,413 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 136 transitions.
[2025-05-07 17:25:33,413 INFO  L79                 Accepts]: Start accepts. Automaton has 121 states and 136 transitions. Word has length 77
[2025-05-07 17:25:33,413 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:25:33,413 INFO  L485      AbstractCegarLoop]: Abstraction has 121 states and 136 transitions.
[2025-05-07 17:25:33,413 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 10 states, 9 states have (on average 3.888888888888889) internal successors, (35), 10 states have internal predecessors, (35), 4 states have call successors, (21), 1 states have call predecessors, (21), 9 states have return successors, (21), 9 states have call predecessors, (21), 4 states have call successors, (21)
[2025-05-07 17:25:33,413 INFO  L278                IsEmpty]: Start isEmpty. Operand 121 states and 136 transitions.
[2025-05-07 17:25:33,414 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 78
[2025-05-07 17:25:33,414 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:25:33,415 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]
[2025-05-07 17:25:33,415 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2025-05-07 17:25:33,415 INFO  L403      AbstractCegarLoop]: === Iteration 6 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:25:33,415 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:25:33,415 INFO  L85        PathProgramCache]: Analyzing trace with hash 1467563070, now seen corresponding path program 1 times
[2025-05-07 17:25:33,415 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:25:33,415 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102288687]
[2025-05-07 17:25:33,415 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:25:33,416 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:25:33,443 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 77 statements into 1 equivalence classes.
[2025-05-07 17:25:33,452 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 77 of 77 statements.
[2025-05-07 17:25:33,452 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:25:33,452 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:25:33,571 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 17:25:33,571 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:25:33,571 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102288687]
[2025-05-07 17:25:33,571 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102288687] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:25:33,571 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:25:33,571 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2025-05-07 17:25:33,571 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48161349]
[2025-05-07 17:25:33,571 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:25:33,572 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2025-05-07 17:25:33,572 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:25:33,572 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2025-05-07 17:25:33,572 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2025-05-07 17:25:33,572 INFO  L87              Difference]: Start difference. First operand 121 states and 136 transitions. Second operand  has 5 states, 4 states have (on average 8.75) internal successors, (35), 5 states have internal predecessors, (35), 4 states have call successors, (21), 1 states have call predecessors, (21), 4 states have return successors, (21), 4 states have call predecessors, (21), 4 states have call successors, (21)
[2025-05-07 17:25:33,599 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:25:33,600 INFO  L93              Difference]: Finished difference Result 117 states and 130 transitions.
[2025-05-07 17:25:33,600 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2025-05-07 17:25:33,600 INFO  L79                 Accepts]: Start accepts. Automaton has  has 5 states, 4 states have (on average 8.75) internal successors, (35), 5 states have internal predecessors, (35), 4 states have call successors, (21), 1 states have call predecessors, (21), 4 states have return successors, (21), 4 states have call predecessors, (21), 4 states have call successors, (21) Word has length 77
[2025-05-07 17:25:33,601 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:25:33,601 INFO  L225             Difference]: With dead ends: 117
[2025-05-07 17:25:33,601 INFO  L226             Difference]: Without dead ends: 117
[2025-05-07 17:25:33,602 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2025-05-07 17:25:33,602 INFO  L437           NwaCegarLoop]: 107 mSDtfsCounter, 1 mSDsluCounter, 313 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 420 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:25:33,602 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 420 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:25:33,603 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 117 states.
[2025-05-07 17:25:33,609 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117.
[2025-05-07 17:25:33,609 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 117 states, 51 states have (on average 1.0980392156862746) internal successors, (56), 56 states have internal predecessors, (56), 31 states have call successors, (32), 24 states have call predecessors, (32), 34 states have return successors, (42), 36 states have call predecessors, (42), 31 states have call successors, (42)
[2025-05-07 17:25:33,610 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 130 transitions.
[2025-05-07 17:25:33,610 INFO  L79                 Accepts]: Start accepts. Automaton has 117 states and 130 transitions. Word has length 77
[2025-05-07 17:25:33,610 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:25:33,611 INFO  L485      AbstractCegarLoop]: Abstraction has 117 states and 130 transitions.
[2025-05-07 17:25:33,611 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 4 states have (on average 8.75) internal successors, (35), 5 states have internal predecessors, (35), 4 states have call successors, (21), 1 states have call predecessors, (21), 4 states have return successors, (21), 4 states have call predecessors, (21), 4 states have call successors, (21)
[2025-05-07 17:25:33,611 INFO  L278                IsEmpty]: Start isEmpty. Operand 117 states and 130 transitions.
[2025-05-07 17:25:33,612 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 78
[2025-05-07 17:25:33,612 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:25:33,612 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]
[2025-05-07 17:25:33,612 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2025-05-07 17:25:33,612 INFO  L403      AbstractCegarLoop]: === Iteration 7 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:25:33,613 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:25:33,613 INFO  L85        PathProgramCache]: Analyzing trace with hash -45719482, now seen corresponding path program 1 times
[2025-05-07 17:25:33,613 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:25:33,613 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375661086]
[2025-05-07 17:25:33,613 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:25:33,613 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:25:33,643 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 77 statements into 1 equivalence classes.
[2025-05-07 17:25:33,652 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 77 of 77 statements.
[2025-05-07 17:25:33,652 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:25:33,652 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:25:33,833 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 17:25:33,834 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:25:33,834 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375661086]
[2025-05-07 17:25:33,834 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375661086] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:25:33,834 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:25:33,834 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2025-05-07 17:25:33,834 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142936455]
[2025-05-07 17:25:33,834 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:25:33,834 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2025-05-07 17:25:33,834 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:25:33,834 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2025-05-07 17:25:33,834 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56
[2025-05-07 17:25:33,835 INFO  L87              Difference]: Start difference. First operand 117 states and 130 transitions. Second operand  has 8 states, 7 states have (on average 5.0) internal successors, (35), 8 states have internal predecessors, (35), 4 states have call successors, (21), 1 states have call predecessors, (21), 7 states have return successors, (21), 7 states have call predecessors, (21), 4 states have call successors, (21)
[2025-05-07 17:25:33,893 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:25:33,893 INFO  L93              Difference]: Finished difference Result 117 states and 129 transitions.
[2025-05-07 17:25:33,893 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2025-05-07 17:25:33,894 INFO  L79                 Accepts]: Start accepts. Automaton has  has 8 states, 7 states have (on average 5.0) internal successors, (35), 8 states have internal predecessors, (35), 4 states have call successors, (21), 1 states have call predecessors, (21), 7 states have return successors, (21), 7 states have call predecessors, (21), 4 states have call successors, (21) Word has length 77
[2025-05-07 17:25:33,894 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:25:33,894 INFO  L225             Difference]: With dead ends: 117
[2025-05-07 17:25:33,894 INFO  L226             Difference]: Without dead ends: 113
[2025-05-07 17:25:33,894 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56
[2025-05-07 17:25:33,895 INFO  L437           NwaCegarLoop]: 111 mSDtfsCounter, 1 mSDsluCounter, 643 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 754 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2025-05-07 17:25:33,895 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 754 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2025-05-07 17:25:33,895 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 113 states.
[2025-05-07 17:25:33,898 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113.
[2025-05-07 17:25:33,899 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 113 states, 49 states have (on average 1.1020408163265305) internal successors, (54), 54 states have internal predecessors, (54), 31 states have call successors, (32), 24 states have call predecessors, (32), 32 states have return successors, (39), 34 states have call predecessors, (39), 31 states have call successors, (39)
[2025-05-07 17:25:33,899 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 125 transitions.
[2025-05-07 17:25:33,899 INFO  L79                 Accepts]: Start accepts. Automaton has 113 states and 125 transitions. Word has length 77
[2025-05-07 17:25:33,900 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:25:33,900 INFO  L485      AbstractCegarLoop]: Abstraction has 113 states and 125 transitions.
[2025-05-07 17:25:33,900 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 8 states, 7 states have (on average 5.0) internal successors, (35), 8 states have internal predecessors, (35), 4 states have call successors, (21), 1 states have call predecessors, (21), 7 states have return successors, (21), 7 states have call predecessors, (21), 4 states have call successors, (21)
[2025-05-07 17:25:33,900 INFO  L278                IsEmpty]: Start isEmpty. Operand 113 states and 125 transitions.
[2025-05-07 17:25:33,900 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 82
[2025-05-07 17:25:33,900 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:25:33,901 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]
[2025-05-07 17:25:33,901 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2025-05-07 17:25:33,901 INFO  L403      AbstractCegarLoop]: === Iteration 8 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:25:33,901 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:25:33,901 INFO  L85        PathProgramCache]: Analyzing trace with hash -1898743230, now seen corresponding path program 1 times
[2025-05-07 17:25:33,901 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:25:33,901 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874073018]
[2025-05-07 17:25:33,901 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:25:33,901 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:25:33,920 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 81 statements into 1 equivalence classes.
[2025-05-07 17:25:33,926 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 81 of 81 statements.
[2025-05-07 17:25:33,926 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:25:33,926 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:25:34,017 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 17:25:34,017 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:25:34,017 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874073018]
[2025-05-07 17:25:34,017 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874073018] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:25:34,017 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:25:34,017 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2025-05-07 17:25:34,017 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043817685]
[2025-05-07 17:25:34,017 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:25:34,017 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2025-05-07 17:25:34,018 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:25:34,018 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2025-05-07 17:25:34,018 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2025-05-07 17:25:34,018 INFO  L87              Difference]: Start difference. First operand 113 states and 125 transitions. Second operand  has 5 states, 4 states have (on average 9.25) internal successors, (37), 5 states have internal predecessors, (37), 4 states have call successors, (22), 1 states have call predecessors, (22), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22)
[2025-05-07 17:25:34,040 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:25:34,040 INFO  L93              Difference]: Finished difference Result 113 states and 124 transitions.
[2025-05-07 17:25:34,040 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2025-05-07 17:25:34,040 INFO  L79                 Accepts]: Start accepts. Automaton has  has 5 states, 4 states have (on average 9.25) internal successors, (37), 5 states have internal predecessors, (37), 4 states have call successors, (22), 1 states have call predecessors, (22), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) Word has length 81
[2025-05-07 17:25:34,041 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:25:34,041 INFO  L225             Difference]: With dead ends: 113
[2025-05-07 17:25:34,041 INFO  L226             Difference]: Without dead ends: 113
[2025-05-07 17:25:34,041 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2025-05-07 17:25:34,042 INFO  L437           NwaCegarLoop]: 107 mSDtfsCounter, 1 mSDsluCounter, 313 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 420 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:25:34,042 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 420 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:25:34,042 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 113 states.
[2025-05-07 17:25:34,045 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113.
[2025-05-07 17:25:34,045 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 113 states, 49 states have (on average 1.1020408163265305) internal successors, (54), 54 states have internal predecessors, (54), 31 states have call successors, (32), 24 states have call predecessors, (32), 32 states have return successors, (38), 34 states have call predecessors, (38), 31 states have call successors, (38)
[2025-05-07 17:25:34,046 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 124 transitions.
[2025-05-07 17:25:34,046 INFO  L79                 Accepts]: Start accepts. Automaton has 113 states and 124 transitions. Word has length 81
[2025-05-07 17:25:34,046 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:25:34,046 INFO  L485      AbstractCegarLoop]: Abstraction has 113 states and 124 transitions.
[2025-05-07 17:25:34,046 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 4 states have (on average 9.25) internal successors, (37), 5 states have internal predecessors, (37), 4 states have call successors, (22), 1 states have call predecessors, (22), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22)
[2025-05-07 17:25:34,046 INFO  L278                IsEmpty]: Start isEmpty. Operand 113 states and 124 transitions.
[2025-05-07 17:25:34,046 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 86
[2025-05-07 17:25:34,047 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:25:34,047 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]
[2025-05-07 17:25:34,047 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2025-05-07 17:25:34,047 INFO  L403      AbstractCegarLoop]: === Iteration 9 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:25:34,047 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:25:34,047 INFO  L85        PathProgramCache]: Analyzing trace with hash -1971284916, now seen corresponding path program 1 times
[2025-05-07 17:25:34,047 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:25:34,047 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041218804]
[2025-05-07 17:25:34,047 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:25:34,047 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:25:34,065 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 85 statements into 1 equivalence classes.
[2025-05-07 17:25:34,074 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 85 of 85 statements.
[2025-05-07 17:25:34,074 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:25:34,074 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:25:34,371 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 17:25:34,371 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:25:34,372 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041218804]
[2025-05-07 17:25:34,372 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041218804] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:25:34,372 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:25:34,372 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17
[2025-05-07 17:25:34,372 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320705940]
[2025-05-07 17:25:34,372 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:25:34,372 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 17 states
[2025-05-07 17:25:34,372 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:25:34,373 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants.
[2025-05-07 17:25:34,373 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=240, Unknown=0, NotChecked=0, Total=272
[2025-05-07 17:25:34,373 INFO  L87              Difference]: Start difference. First operand 113 states and 124 transitions. Second operand  has 17 states, 15 states have (on average 2.6) internal successors, (39), 17 states have internal predecessors, (39), 5 states have call successors, (23), 1 states have call predecessors, (23), 15 states have return successors, (23), 15 states have call predecessors, (23), 5 states have call successors, (23)
[2025-05-07 17:25:34,582 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:25:34,582 INFO  L93              Difference]: Finished difference Result 117 states and 128 transitions.
[2025-05-07 17:25:34,583 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2025-05-07 17:25:34,583 INFO  L79                 Accepts]: Start accepts. Automaton has  has 17 states, 15 states have (on average 2.6) internal successors, (39), 17 states have internal predecessors, (39), 5 states have call successors, (23), 1 states have call predecessors, (23), 15 states have return successors, (23), 15 states have call predecessors, (23), 5 states have call successors, (23) Word has length 85
[2025-05-07 17:25:34,583 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:25:34,584 INFO  L225             Difference]: With dead ends: 117
[2025-05-07 17:25:34,584 INFO  L226             Difference]: Without dead ends: 117
[2025-05-07 17:25:34,584 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=240, Unknown=0, NotChecked=0, Total=272
[2025-05-07 17:25:34,584 INFO  L437           NwaCegarLoop]: 93 mSDtfsCounter, 1 mSDsluCounter, 1357 mSDsCounter, 0 mSdLazyCounter, 276 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 1450 SdHoareTripleChecker+Invalid, 279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 276 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2025-05-07 17:25:34,584 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 1450 Invalid, 279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 276 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2025-05-07 17:25:34,585 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 117 states.
[2025-05-07 17:25:34,587 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 111.
[2025-05-07 17:25:34,588 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 111 states, 48 states have (on average 1.1041666666666667) internal successors, (53), 53 states have internal predecessors, (53), 31 states have call successors, (32), 24 states have call predecessors, (32), 31 states have return successors, (37), 33 states have call predecessors, (37), 31 states have call successors, (37)
[2025-05-07 17:25:34,588 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 122 transitions.
[2025-05-07 17:25:34,588 INFO  L79                 Accepts]: Start accepts. Automaton has 111 states and 122 transitions. Word has length 85
[2025-05-07 17:25:34,588 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:25:34,589 INFO  L485      AbstractCegarLoop]: Abstraction has 111 states and 122 transitions.
[2025-05-07 17:25:34,589 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 17 states, 15 states have (on average 2.6) internal successors, (39), 17 states have internal predecessors, (39), 5 states have call successors, (23), 1 states have call predecessors, (23), 15 states have return successors, (23), 15 states have call predecessors, (23), 5 states have call successors, (23)
[2025-05-07 17:25:34,589 INFO  L278                IsEmpty]: Start isEmpty. Operand 111 states and 122 transitions.
[2025-05-07 17:25:34,589 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 86
[2025-05-07 17:25:34,589 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:25:34,589 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]
[2025-05-07 17:25:34,589 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2025-05-07 17:25:34,590 INFO  L403      AbstractCegarLoop]: === Iteration 10 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:25:34,590 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:25:34,590 INFO  L85        PathProgramCache]: Analyzing trace with hash -806537172, now seen corresponding path program 1 times
[2025-05-07 17:25:34,590 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:25:34,590 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601720346]
[2025-05-07 17:25:34,590 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:25:34,590 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:25:34,608 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 85 statements into 1 equivalence classes.
[2025-05-07 17:25:34,617 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 85 of 85 statements.
[2025-05-07 17:25:34,617 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:25:34,617 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:25:34,934 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 17:25:34,934 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:25:34,934 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601720346]
[2025-05-07 17:25:34,934 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601720346] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:25:34,934 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:25:34,934 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14
[2025-05-07 17:25:34,935 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104587686]
[2025-05-07 17:25:34,935 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:25:34,935 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 14 states
[2025-05-07 17:25:34,935 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:25:34,936 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2025-05-07 17:25:34,936 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182
[2025-05-07 17:25:34,936 INFO  L87              Difference]: Start difference. First operand 111 states and 122 transitions. Second operand  has 14 states, 11 states have (on average 3.5454545454545454) internal successors, (39), 14 states have internal predecessors, (39), 6 states have call successors, (23), 1 states have call predecessors, (23), 11 states have return successors, (23), 11 states have call predecessors, (23), 6 states have call successors, (23)
[2025-05-07 17:25:35,092 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:25:35,092 INFO  L93              Difference]: Finished difference Result 73 states and 77 transitions.
[2025-05-07 17:25:35,093 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2025-05-07 17:25:35,093 INFO  L79                 Accepts]: Start accepts. Automaton has  has 14 states, 11 states have (on average 3.5454545454545454) internal successors, (39), 14 states have internal predecessors, (39), 6 states have call successors, (23), 1 states have call predecessors, (23), 11 states have return successors, (23), 11 states have call predecessors, (23), 6 states have call successors, (23) Word has length 85
[2025-05-07 17:25:35,093 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:25:35,093 INFO  L225             Difference]: With dead ends: 73
[2025-05-07 17:25:35,093 INFO  L226             Difference]: Without dead ends: 0
[2025-05-07 17:25:35,093 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=207, Unknown=0, NotChecked=0, Total=240
[2025-05-07 17:25:35,094 INFO  L437           NwaCegarLoop]: 64 mSDtfsCounter, 2 mSDsluCounter, 733 mSDsCounter, 0 mSdLazyCounter, 162 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 797 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2025-05-07 17:25:35,094 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 797 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 162 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2025-05-07 17:25:35,094 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2025-05-07 17:25:35,094 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2025-05-07 17:25:35,094 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 17:25:35,094 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2025-05-07 17:25:35,094 INFO  L79                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85
[2025-05-07 17:25:35,094 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:25:35,094 INFO  L485      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2025-05-07 17:25:35,094 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 14 states, 11 states have (on average 3.5454545454545454) internal successors, (39), 14 states have internal predecessors, (39), 6 states have call successors, (23), 1 states have call predecessors, (23), 11 states have return successors, (23), 11 states have call predecessors, (23), 6 states have call successors, (23)
[2025-05-07 17:25:35,094 INFO  L278                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2025-05-07 17:25:35,095 INFO  L284                IsEmpty]: Finished isEmpty. No accepting run.
[2025-05-07 17:25:35,096 INFO  L790   garLoopResultBuilder]: Registering result SAFE for location Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY (0 of 1 remaining)
[2025-05-07 17:25:35,097 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10
[2025-05-07 17:25:35,099 INFO  L422         BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-05-07 17:25:35,100 INFO  L171   ceAbstractionStarter]: Computing trace abstraction results
[2025-05-07 17:25:35,103 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 05:25:35 BoogieIcfgContainer
[2025-05-07 17:25:35,103 INFO  L131        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2025-05-07 17:25:35,103 INFO  L158              Benchmark]: Toolchain (without parser) took 4510.44ms. Allocated memory was 234.9MB in the beginning and 285.2MB in the end (delta: 50.3MB). Free memory was 149.0MB in the beginning and 101.0MB in the end (delta: 48.0MB). Peak memory consumption was 96.8MB. Max. memory is 33.6GB.
[2025-05-07 17:25:35,103 INFO  L158              Benchmark]: SmtParser took 0.21ms. Allocated memory is still 234.9MB. Free memory is still 171.7MB. There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:25:35,103 INFO  L158              Benchmark]: ChcToBoogie took 29.36ms. Allocated memory is still 234.9MB. Free memory was 148.9MB in the beginning and 146.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:25:35,104 INFO  L158              Benchmark]: Boogie Preprocessor took 51.07ms. Allocated memory is still 234.9MB. Free memory was 146.2MB in the beginning and 143.0MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:25:35,104 INFO  L158              Benchmark]: RCFGBuilder took 378.72ms. Allocated memory is still 234.9MB. Free memory was 143.0MB in the beginning and 183.2MB in the end (delta: -40.3MB). Peak memory consumption was 42.7MB. Max. memory is 33.6GB.
[2025-05-07 17:25:35,104 INFO  L158              Benchmark]: TraceAbstraction took 4048.16ms. Allocated memory was 234.9MB in the beginning and 285.2MB in the end (delta: 50.3MB). Free memory was 182.8MB in the beginning and 101.0MB in the end (delta: 81.8MB). Peak memory consumption was 138.0MB. Max. memory is 33.6GB.
[2025-05-07 17:25:35,105 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * SmtParser took 0.21ms. Allocated memory is still 234.9MB. Free memory is still 171.7MB. There was no memory consumed. Max. memory is 33.6GB.
 * ChcToBoogie took 29.36ms. Allocated memory is still 234.9MB. Free memory was 148.9MB in the beginning and 146.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 33.6GB.
 * Boogie Preprocessor took 51.07ms. Allocated memory is still 234.9MB. Free memory was 146.2MB in the beginning and 143.0MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 33.6GB.
 * RCFGBuilder took 378.72ms. Allocated memory is still 234.9MB. Free memory was 143.0MB in the beginning and 183.2MB in the end (delta: -40.3MB). Peak memory consumption was 42.7MB. Max. memory is 33.6GB.
 * TraceAbstraction took 4048.16ms. Allocated memory was 234.9MB in the beginning and 285.2MB in the end (delta: 50.3MB). Free memory was 182.8MB in the beginning and 101.0MB in the end (delta: 81.8MB). Peak memory consumption was 138.0MB. 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 26 procedures, 103 locations, 152 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.0s, OverallIterations: 10, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 27 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11 mSDsluCounter, 7627 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6616 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 960 IncrementalHoareTripleChecker+Invalid, 968 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 1011 mSDtfsCounter, 960 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 95 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=121occurred in iteration=5, InterpolantAutomatonStates: 94, 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, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 778 NumberOfCodeBlocks, 778 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 768 ConstructedInterpolants, 0 QuantifiedInterpolants, 1060 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 17:25:35,116 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
