./chc-comp-wrapper.sh ../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/inheritance/base_contract_assertion_fail_3.sol_2_no_adts_000.smt2 .


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This is Ultimate 0.3.0-dev-42d8767-m
[2025-05-07 17:28:26,868 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2025-05-07 17:28:26,908 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537e6912-a9d8-4c5a-8b9e-603193aa8ca9/chc-comp25-scripts/participants/UltimateUnihorn/./chccomp-Unihorn_Default.epf
[2025-05-07 17:28:26,911 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2025-05-07 17:28:26,911 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2025-05-07 17:28:26,924 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2025-05-07 17:28:26,925 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2025-05-07 17:28:26,925 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2025-05-07 17:28:26,925 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2025-05-07 17:28:26,925 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2025-05-07 17:28:26,925 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2025-05-07 17:28:26,926 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2025-05-07 17:28:26,926 INFO  L153        SettingsManager]:  * Use SBE=true
[2025-05-07 17:28:26,926 INFO  L151        SettingsManager]: Preferences of ChcToBoogie differ from their defaults:
[2025-05-07 17:28:26,926 INFO  L153        SettingsManager]:  * Use one large procedure with gotos to replace tail recursive calls=false
[2025-05-07 17:28:26,926 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2025-05-07 17:28:26,926 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2025-05-07 17:28:26,926 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2025-05-07 17:28:26,926 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2025-05-07 17:28:26,927 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2025-05-07 17:28:26,927 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2025-05-07 17:28:26,927 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2025-05-07 17:28:26,927 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2025-05-07 17:28:26,927 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2025-05-07 17:28:26,927 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2025-05-07 17:28:26,928 INFO  L151        SettingsManager]: Preferences of SmtParser differ from their defaults:
[2025-05-07 17:28:26,928 INFO  L153        SettingsManager]:  * SmtParser Mode=UltimateTreeAutomizer
[2025-05-07 17:28:27,153 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2025-05-07 17:28:27,161 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2025-05-07 17:28:27,163 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2025-05-07 17:28:27,165 INFO  L270        PluginConnector]: Initializing SmtParser...
[2025-05-07 17:28:27,165 INFO  L274        PluginConnector]: SmtParser initialized
[2025-05-07 17:28:27,166 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537e6912-a9d8-4c5a-8b9e-603193aa8ca9/chc-comp25-scripts/participants/UltimateUnihorn/../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/inheritance/base_contract_assertion_fail_3.sol_2_no_adts_000.smt2
[2025-05-07 17:28:27,168 INFO  L314              SmtParser]: Parsing .smt2 file as a set of Horn Clauses
[2025-05-07 17:28:27,170 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
unknown
[2025-05-07 17:28:27,490 INFO  L339              SmtParser]: Successfully executed SMT file /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537e6912-a9d8-4c5a-8b9e-603193aa8ca9/chc-comp25-scripts/participants/UltimateUnihorn/../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/inheritance/base_contract_assertion_fail_3.sol_2_no_adts_000.smt2
[2025-05-07 17:28:27,493 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2025-05-07 17:28:27,494 INFO  L133        ToolchainWalker]: Walking toolchain with 4 elements.
[2025-05-07 17:28:27,495 INFO  L112        PluginConnector]: ------------------------ChcToBoogie----------------------------
[2025-05-07 17:28:27,495 INFO  L270        PluginConnector]: Initializing ChcToBoogie...
[2025-05-07 17:28:27,495 INFO  L274        PluginConnector]: ChcToBoogie initialized
[2025-05-07 17:28:27,497 INFO  L184        PluginConnector]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 07.05 05:28:27" (1/1) ...
[2025-05-07 17:28:27,531 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:28:27 Unit
[2025-05-07 17:28:27,531 INFO  L131        PluginConnector]: ------------------------ END ChcToBoogie----------------------------
[2025-05-07 17:28:27,532 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2025-05-07 17:28:27,532 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2025-05-07 17:28:27,532 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2025-05-07 17:28:27,543 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:28:27" (1/1) ...
[2025-05-07 17:28:27,543 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:28:27" (1/1) ...
[2025-05-07 17:28:27,566 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:28:27" (1/1) ...
[2025-05-07 17:28:27,567 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:28:27" (1/1) ...
[2025-05-07 17:28:27,572 INFO  L184        PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:28:27" (1/1) ...
[2025-05-07 17:28:27,573 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:28:27" (1/1) ...
[2025-05-07 17:28:27,574 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:28:27" (1/1) ...
[2025-05-07 17:28:27,577 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:28:27" (1/1) ...
[2025-05-07 17:28:27,578 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:28:27" (1/1) ...
[2025-05-07 17:28:27,599 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2025-05-07 17:28:27,599 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2025-05-07 17:28:27,600 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2025-05-07 17:28:27,600 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2025-05-07 17:28:27,601 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:28:27" (1/1) ...
[2025-05-07 17:28:27,603 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2025-05-07 17:28:27,617 INFO  L189       MonitoredProcess]: No working directory specified, using /usr/bin/z3
[2025-05-07 17:28:27,626 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 17:28:27,629 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 17:28:27,636 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure False given in one single declaration
[2025-05-07 17:28:27,636 INFO  L130     BoogieDeclarations]: Found specification of procedure False
[2025-05-07 17:28:27,636 INFO  L138     BoogieDeclarations]: Found implementation of procedure False
[2025-05-07 17:28:27,636 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure error_target_10_0 given in one single declaration
[2025-05-07 17:28:27,636 INFO  L130     BoogieDeclarations]: Found specification of procedure error_target_10_0
[2025-05-07 17:28:27,637 INFO  L138     BoogieDeclarations]: Found implementation of procedure error_target_10_0
[2025-05-07 17:28:27,637 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_18_function_g__56_66_0 given in one single declaration
[2025-05-07 17:28:27,637 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_18_function_g__56_66_0
[2025-05-07 17:28:27,637 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_18_function_g__56_66_0
[2025-05-07 17:28:27,637 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_17_function_g__56_66_0 given in one single declaration
[2025-05-07 17:28:27,637 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_17_function_g__56_66_0
[2025-05-07 17:28:27,637 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_17_function_g__56_66_0
[2025-05-07 17:28:27,637 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_67_g_55_66_0 given in one single declaration
[2025-05-07 17:28:27,637 INFO  L130     BoogieDeclarations]: Found specification of procedure block_67_g_55_66_0
[2025-05-07 17:28:27,637 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_67_g_55_66_0
[2025-05-07 17:28:27,637 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_66_function_g__56_66_0 given in one single declaration
[2025-05-07 17:28:27,637 INFO  L130     BoogieDeclarations]: Found specification of procedure block_66_function_g__56_66_0
[2025-05-07 17:28:27,638 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_66_function_g__56_66_0
[2025-05-07 17:28:27,638 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_69_function_f__42_66_0 given in one single declaration
[2025-05-07 17:28:27,638 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_69_function_f__42_66_0
[2025-05-07 17:28:27,638 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_69_function_f__42_66_0
[2025-05-07 17:28:27,638 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_16_function_f__42_66_0 given in one single declaration
[2025-05-07 17:28:27,638 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_16_function_f__42_66_0
[2025-05-07 17:28:27,638 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_16_function_f__42_66_0
[2025-05-07 17:28:27,638 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_64_return_function_f__42_66_0 given in one single declaration
[2025-05-07 17:28:27,638 INFO  L130     BoogieDeclarations]: Found specification of procedure block_64_return_function_f__42_66_0
[2025-05-07 17:28:27,638 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_64_return_function_f__42_66_0
[2025-05-07 17:28:27,638 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_65_function_f__21_66_0 given in one single declaration
[2025-05-07 17:28:27,638 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_65_function_f__21_66_0
[2025-05-07 17:28:27,638 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_65_function_f__21_66_0
[2025-05-07 17:28:27,639 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_14_function_f__21_66_0 given in one single declaration
[2025-05-07 17:28:27,639 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_14_function_f__21_66_0
[2025-05-07 17:28:27,639 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_14_function_f__21_66_0
[2025-05-07 17:28:27,639 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_55_return_function_f__21_66_0 given in one single declaration
[2025-05-07 17:28:27,639 INFO  L130     BoogieDeclarations]: Found specification of procedure block_55_return_function_f__21_66_0
[2025-05-07 17:28:27,639 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_55_return_function_f__21_66_0
[2025-05-07 17:28:27,639 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_54_f_20_66_0 given in one single declaration
[2025-05-07 17:28:27,639 INFO  L130     BoogieDeclarations]: Found specification of procedure block_54_f_20_66_0
[2025-05-07 17:28:27,639 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_54_f_20_66_0
[2025-05-07 17:28:27,639 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_53_function_f__21_66_0 given in one single declaration
[2025-05-07 17:28:27,639 INFO  L130     BoogieDeclarations]: Found specification of procedure block_53_function_f__21_66_0
[2025-05-07 17:28:27,639 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_53_function_f__21_66_0
[2025-05-07 17:28:27,639 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_56_function_v__65_66_0 given in one single declaration
[2025-05-07 17:28:27,639 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_56_function_v__65_66_0
[2025-05-07 17:28:27,639 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_56_function_v__65_66_0
[2025-05-07 17:28:27,639 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_19_function_v__65_66_0 given in one single declaration
[2025-05-07 17:28:27,639 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_19_function_v__65_66_0
[2025-05-07 17:28:27,639 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_19_function_v__65_66_0
[2025-05-07 17:28:27,640 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_73_return_function_v__65_66_0 given in one single declaration
[2025-05-07 17:28:27,640 INFO  L130     BoogieDeclarations]: Found specification of procedure block_73_return_function_v__65_66_0
[2025-05-07 17:28:27,640 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_73_return_function_v__65_66_0
[2025-05-07 17:28:27,640 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_72_v_64_66_0 given in one single declaration
[2025-05-07 17:28:27,640 INFO  L130     BoogieDeclarations]: Found specification of procedure block_72_v_64_66_0
[2025-05-07 17:28:27,640 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_72_v_64_66_0
[2025-05-07 17:28:27,640 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_71_function_v__65_66_0 given in one single declaration
[2025-05-07 17:28:27,640 INFO  L130     BoogieDeclarations]: Found specification of procedure block_71_function_v__65_66_0
[2025-05-07 17:28:27,640 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_71_function_v__65_66_0
[2025-05-07 17:28:27,640 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_57_function_f__21_66_0 given in one single declaration
[2025-05-07 17:28:27,640 INFO  L130     BoogieDeclarations]: Found specification of procedure block_57_function_f__21_66_0
[2025-05-07 17:28:27,640 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_57_function_f__21_66_0
[2025-05-07 17:28:27,640 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_58_function_f__21_66_0 given in one single declaration
[2025-05-07 17:28:27,640 INFO  L130     BoogieDeclarations]: Found specification of procedure block_58_function_f__21_66_0
[2025-05-07 17:28:27,640 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_58_function_f__21_66_0
[2025-05-07 17:28:27,640 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_63_f_41_66_0 given in one single declaration
[2025-05-07 17:28:27,640 INFO  L130     BoogieDeclarations]: Found specification of procedure block_63_f_41_66_0
[2025-05-07 17:28:27,640 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_63_f_41_66_0
[2025-05-07 17:28:27,641 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_62_function_f__42_66_0 given in one single declaration
[2025-05-07 17:28:27,641 INFO  L130     BoogieDeclarations]: Found specification of procedure block_62_function_f__42_66_0
[2025-05-07 17:28:27,641 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_62_function_f__42_66_0
[2025-05-07 17:28:27,641 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_68_return_function_g__56_66_0 given in one single declaration
[2025-05-07 17:28:27,641 INFO  L130     BoogieDeclarations]: Found specification of procedure block_68_return_function_g__56_66_0
[2025-05-07 17:28:27,641 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_68_return_function_g__56_66_0
[2025-05-07 17:28:27,641 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_70_function_g__56_66_0 given in one single declaration
[2025-05-07 17:28:27,641 INFO  L130     BoogieDeclarations]: Found specification of procedure block_70_function_g__56_66_0
[2025-05-07 17:28:27,641 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_70_function_g__56_66_0
[2025-05-07 17:28:27,641 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure interface_11_C_66_0 given in one single declaration
[2025-05-07 17:28:27,641 INFO  L130     BoogieDeclarations]: Found specification of procedure interface_11_C_66_0
[2025-05-07 17:28:27,641 INFO  L138     BoogieDeclarations]: Found implementation of procedure interface_11_C_66_0
[2025-05-07 17:28:27,641 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_constructor_13_C_66_0 given in one single declaration
[2025-05-07 17:28:27,641 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_constructor_13_C_66_0
[2025-05-07 17:28:27,641 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_constructor_13_C_66_0
[2025-05-07 17:28:27,642 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure implicit_constructor_entry_83_C_66_0 given in one single declaration
[2025-05-07 17:28:27,642 INFO  L130     BoogieDeclarations]: Found specification of procedure implicit_constructor_entry_83_C_66_0
[2025-05-07 17:28:27,642 INFO  L138     BoogieDeclarations]: Found implementation of procedure implicit_constructor_entry_83_C_66_0
[2025-05-07 17:28:27,642 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_77_B_43_0 given in one single declaration
[2025-05-07 17:28:27,642 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_77_B_43_0
[2025-05-07 17:28:27,642 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_77_B_43_0
[2025-05-07 17:28:27,642 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_after_init_79_B_43_0 given in one single declaration
[2025-05-07 17:28:27,642 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_after_init_79_B_43_0
[2025-05-07 17:28:27,642 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_after_init_79_B_43_0
[2025-05-07 17:28:27,642 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_entry_78_B_43_0 given in one single declaration
[2025-05-07 17:28:27,642 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_entry_78_B_43_0
[2025-05-07 17:28:27,642 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_entry_78_B_43_0
[2025-05-07 17:28:27,642 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_80_A_30_0 given in one single declaration
[2025-05-07 17:28:27,642 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_80_A_30_0
[2025-05-07 17:28:27,642 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_80_A_30_0
[2025-05-07 17:28:27,642 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_after_init_82_A_30_0 given in one single declaration
[2025-05-07 17:28:27,642 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_after_init_82_A_30_0
[2025-05-07 17:28:27,643 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_after_init_82_A_30_0
[2025-05-07 17:28:27,643 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_entry_81_A_30_0 given in one single declaration
[2025-05-07 17:28:27,643 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_entry_81_A_30_0
[2025-05-07 17:28:27,643 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_entry_81_A_30_0
[2025-05-07 17:28:27,643 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_74_C_66_0 given in one single declaration
[2025-05-07 17:28:27,643 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_74_C_66_0
[2025-05-07 17:28:27,643 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_74_C_66_0
[2025-05-07 17:28:27,643 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_after_init_76_C_66_0 given in one single declaration
[2025-05-07 17:28:27,643 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_after_init_76_C_66_0
[2025-05-07 17:28:27,643 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_after_init_76_C_66_0
[2025-05-07 17:28:27,643 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_entry_75_C_66_0 given in one single declaration
[2025-05-07 17:28:27,643 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_entry_75_C_66_0
[2025-05-07 17:28:27,643 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_entry_75_C_66_0
[2025-05-07 17:28:27,643 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure Ultimate.START given in one single declaration
[2025-05-07 17:28:27,643 INFO  L130     BoogieDeclarations]: Found specification of procedure Ultimate.START
[2025-05-07 17:28:27,643 INFO  L138     BoogieDeclarations]: Found implementation of procedure Ultimate.START
[2025-05-07 17:28:27,827 INFO  L234             CfgBuilder]: Building ICFG
[2025-05-07 17:28:27,830 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2025-05-07 17:28:28,098 INFO  L?                        ?]: Removed 284 outVars from TransFormulas that were not future-live.
[2025-05-07 17:28:28,098 INFO  L283             CfgBuilder]: Performing block encoding
[2025-05-07 17:28:28,108 INFO  L304             CfgBuilder]: Using library mode
[2025-05-07 17:28:28,108 INFO  L312             CfgBuilder]: Removed 21 assume(true) statements.
[2025-05-07 17:28:28,109 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 05:28:28 BoogieIcfgContainer
[2025-05-07 17:28:28,109 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2025-05-07 17:28:28,110 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2025-05-07 17:28:28,110 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2025-05-07 17:28:28,113 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2025-05-07 17:28:28,113 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 07.05 05:28:27" (1/3) ...
[2025-05-07 17:28:28,114 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@659fc6c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 07.05 05:28:28, skipping insertion in model container
[2025-05-07 17:28:28,114 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:28:27" (2/3) ...
[2025-05-07 17:28:28,114 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@659fc6c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 05:28:28, skipping insertion in model container
[2025-05-07 17:28:28,114 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 05:28:28" (3/3) ...
[2025-05-07 17:28:28,115 INFO  L128   eAbstractionObserver]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver
[2025-05-07 17:28:28,126 INFO  L217   ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2025-05-07 17:28:28,129 INFO  L151   ceAbstractionStarter]: Applying trace abstraction to ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver that has 38 procedures, 152 locations, 239 edges, 38 initial locations, 0 loop locations, and 1 error locations.
[2025-05-07 17:28:28,164 INFO  L339      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2025-05-07 17:28:28,172 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;@5db505db, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2025-05-07 17:28:28,172 INFO  L341      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2025-05-07 17:28:28,175 INFO  L278                IsEmpty]: Start isEmpty. Operand  has 152 states, 60 states have (on average 1.0833333333333333) internal successors, (65), 65 states have internal predecessors, (65), 56 states have call successors, (58), 37 states have call predecessors, (58), 37 states have return successors, (58), 49 states have call predecessors, (58), 56 states have call successors, (58)
[2025-05-07 17:28:28,184 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 94
[2025-05-07 17:28:28,184 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:28:28,184 INFO  L218           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-05-07 17:28:28,184 INFO  L403      AbstractCegarLoop]: === Iteration 1 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:28:28,188 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:28:28,188 INFO  L85        PathProgramCache]: Analyzing trace with hash -630888816, now seen corresponding path program 1 times
[2025-05-07 17:28:28,193 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:28:28,193 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077172757]
[2025-05-07 17:28:28,193 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:28:28,194 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:28:28,280 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 93 statements into 1 equivalence classes.
[2025-05-07 17:28:28,309 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 93 of 93 statements.
[2025-05-07 17:28:28,309 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:28:28,310 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:28:28,588 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 17:28:28,589 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:28:28,589 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077172757]
[2025-05-07 17:28:28,590 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077172757] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:28:28,590 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:28:28,593 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2025-05-07 17:28:28,595 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036505348]
[2025-05-07 17:28:28,595 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:28:28,599 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2025-05-07 17:28:28,600 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:28:28,639 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2025-05-07 17:28:28,639 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2025-05-07 17:28:28,642 INFO  L87              Difference]: Start difference. First operand  has 152 states, 60 states have (on average 1.0833333333333333) internal successors, (65), 65 states have internal predecessors, (65), 56 states have call successors, (58), 37 states have call predecessors, (58), 37 states have return successors, (58), 49 states have call predecessors, (58), 56 states have call successors, (58) Second operand  has 4 states, 3 states have (on average 13.666666666666666) internal successors, (41), 4 states have internal predecessors, (41), 4 states have call successors, (26), 1 states have call predecessors, (26), 3 states have return successors, (26), 3 states have call predecessors, (26), 4 states have call successors, (26)
[2025-05-07 17:28:28,703 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:28:28,704 INFO  L93              Difference]: Finished difference Result 154 states and 183 transitions.
[2025-05-07 17:28:28,705 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2025-05-07 17:28:28,706 INFO  L79                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 13.666666666666666) internal successors, (41), 4 states have internal predecessors, (41), 4 states have call successors, (26), 1 states have call predecessors, (26), 3 states have return successors, (26), 3 states have call predecessors, (26), 4 states have call successors, (26) Word has length 93
[2025-05-07 17:28:28,707 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:28:28,712 INFO  L225             Difference]: With dead ends: 154
[2025-05-07 17:28:28,713 INFO  L226             Difference]: Without dead ends: 143
[2025-05-07 17:28:28,714 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 17:28:28,716 INFO  L437           NwaCegarLoop]: 179 mSDtfsCounter, 1 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 521 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:28:28,716 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 521 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:28:28,727 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 143 states.
[2025-05-07 17:28:28,745 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 141.
[2025-05-07 17:28:28,746 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 141 states, 59 states have (on average 1.0169491525423728) internal successors, (60), 60 states have internal predecessors, (60), 47 states have call successors, (49), 37 states have call predecessors, (49), 37 states have return successors, (49), 43 states have call predecessors, (49), 47 states have call successors, (49)
[2025-05-07 17:28:28,750 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 158 transitions.
[2025-05-07 17:28:28,751 INFO  L79                 Accepts]: Start accepts. Automaton has 141 states and 158 transitions. Word has length 93
[2025-05-07 17:28:28,751 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:28:28,751 INFO  L485      AbstractCegarLoop]: Abstraction has 141 states and 158 transitions.
[2025-05-07 17:28:28,751 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 13.666666666666666) internal successors, (41), 4 states have internal predecessors, (41), 4 states have call successors, (26), 1 states have call predecessors, (26), 3 states have return successors, (26), 3 states have call predecessors, (26), 4 states have call successors, (26)
[2025-05-07 17:28:28,751 INFO  L278                IsEmpty]: Start isEmpty. Operand 141 states and 158 transitions.
[2025-05-07 17:28:28,754 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 114
[2025-05-07 17:28:28,754 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:28:28,754 INFO  L218           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:28:28,754 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2025-05-07 17:28:28,754 INFO  L403      AbstractCegarLoop]: === Iteration 2 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:28:28,755 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:28:28,755 INFO  L85        PathProgramCache]: Analyzing trace with hash -728968386, now seen corresponding path program 1 times
[2025-05-07 17:28:28,755 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:28:28,755 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339733584]
[2025-05-07 17:28:28,755 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:28:28,755 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:28:28,808 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 113 statements into 1 equivalence classes.
[2025-05-07 17:28:28,851 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 113 of 113 statements.
[2025-05-07 17:28:28,852 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:28:28,852 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:28:29,048 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 17:28:29,049 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:28:29,049 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339733584]
[2025-05-07 17:28:29,049 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [339733584] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:28:29,049 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:28:29,049 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2025-05-07 17:28:29,049 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930976782]
[2025-05-07 17:28:29,049 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:28:29,050 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2025-05-07 17:28:29,050 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:28:29,051 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2025-05-07 17:28:29,051 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2025-05-07 17:28:29,051 INFO  L87              Difference]: Start difference. First operand 141 states and 158 transitions. Second operand  has 7 states, 6 states have (on average 8.166666666666666) internal successors, (49), 7 states have internal predecessors, (49), 4 states have call successors, (32), 1 states have call predecessors, (32), 6 states have return successors, (32), 6 states have call predecessors, (32), 4 states have call successors, (32)
[2025-05-07 17:28:29,126 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:28:29,126 INFO  L93              Difference]: Finished difference Result 140 states and 155 transitions.
[2025-05-07 17:28:29,127 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2025-05-07 17:28:29,127 INFO  L79                 Accepts]: Start accepts. Automaton has  has 7 states, 6 states have (on average 8.166666666666666) internal successors, (49), 7 states have internal predecessors, (49), 4 states have call successors, (32), 1 states have call predecessors, (32), 6 states have return successors, (32), 6 states have call predecessors, (32), 4 states have call successors, (32) Word has length 113
[2025-05-07 17:28:29,127 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:28:29,129 INFO  L225             Difference]: With dead ends: 140
[2025-05-07 17:28:29,129 INFO  L226             Difference]: Without dead ends: 139
[2025-05-07 17:28:29,129 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2025-05-07 17:28:29,130 INFO  L437           NwaCegarLoop]: 149 mSDtfsCounter, 0 mSDsluCounter, 730 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 879 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2025-05-07 17:28:29,130 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 879 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2025-05-07 17:28:29,131 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 139 states.
[2025-05-07 17:28:29,139 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139.
[2025-05-07 17:28:29,140 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 139 states, 58 states have (on average 1.0172413793103448) internal successors, (59), 59 states have internal predecessors, (59), 45 states have call successors, (47), 37 states have call predecessors, (47), 37 states have return successors, (47), 42 states have call predecessors, (47), 45 states have call successors, (47)
[2025-05-07 17:28:29,141 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 153 transitions.
[2025-05-07 17:28:29,141 INFO  L79                 Accepts]: Start accepts. Automaton has 139 states and 153 transitions. Word has length 113
[2025-05-07 17:28:29,142 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:28:29,142 INFO  L485      AbstractCegarLoop]: Abstraction has 139 states and 153 transitions.
[2025-05-07 17:28:29,142 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 6 states have (on average 8.166666666666666) internal successors, (49), 7 states have internal predecessors, (49), 4 states have call successors, (32), 1 states have call predecessors, (32), 6 states have return successors, (32), 6 states have call predecessors, (32), 4 states have call successors, (32)
[2025-05-07 17:28:29,142 INFO  L278                IsEmpty]: Start isEmpty. Operand 139 states and 153 transitions.
[2025-05-07 17:28:29,144 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 117
[2025-05-07 17:28:29,144 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:28:29,144 INFO  L218           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:28:29,145 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2025-05-07 17:28:29,145 INFO  L403      AbstractCegarLoop]: === Iteration 3 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:28:29,145 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:28:29,145 INFO  L85        PathProgramCache]: Analyzing trace with hash 2122172428, now seen corresponding path program 1 times
[2025-05-07 17:28:29,145 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:28:29,145 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571831167]
[2025-05-07 17:28:29,145 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:28:29,145 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:28:29,183 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 116 statements into 1 equivalence classes.
[2025-05-07 17:28:29,213 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 116 of 116 statements.
[2025-05-07 17:28:29,213 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:28:29,213 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:28:29,487 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 17:28:29,488 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:28:29,488 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571831167]
[2025-05-07 17:28:29,488 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571831167] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:28:29,488 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:28:29,488 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2025-05-07 17:28:29,488 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34111220]
[2025-05-07 17:28:29,488 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:28:29,489 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2025-05-07 17:28:29,489 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:28:29,489 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2025-05-07 17:28:29,489 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90
[2025-05-07 17:28:29,490 INFO  L87              Difference]: Start difference. First operand 139 states and 153 transitions. Second operand  has 10 states, 9 states have (on average 5.555555555555555) internal successors, (50), 10 states have internal predecessors, (50), 4 states have call successors, (33), 1 states have call predecessors, (33), 9 states have return successors, (33), 10 states have call predecessors, (33), 4 states have call successors, (33)
[2025-05-07 17:28:29,599 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:28:29,599 INFO  L93              Difference]: Finished difference Result 152 states and 169 transitions.
[2025-05-07 17:28:29,599 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2025-05-07 17:28:29,600 INFO  L79                 Accepts]: Start accepts. Automaton has  has 10 states, 9 states have (on average 5.555555555555555) internal successors, (50), 10 states have internal predecessors, (50), 4 states have call successors, (33), 1 states have call predecessors, (33), 9 states have return successors, (33), 10 states have call predecessors, (33), 4 states have call successors, (33) Word has length 116
[2025-05-07 17:28:29,600 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:28:29,603 INFO  L225             Difference]: With dead ends: 152
[2025-05-07 17:28:29,603 INFO  L226             Difference]: Without dead ends: 152
[2025-05-07 17:28:29,603 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 17:28:29,603 INFO  L437           NwaCegarLoop]: 160 mSDtfsCounter, 1 mSDsluCounter, 1253 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1413 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2025-05-07 17:28:29,604 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1413 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2025-05-07 17:28:29,604 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 152 states.
[2025-05-07 17:28:29,610 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152.
[2025-05-07 17:28:29,610 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 152 states, 64 states have (on average 1.015625) internal successors, (65), 65 states have internal predecessors, (65), 46 states have call successors, (48), 37 states have call predecessors, (48), 43 states have return successors, (56), 49 states have call predecessors, (56), 46 states have call successors, (56)
[2025-05-07 17:28:29,611 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 169 transitions.
[2025-05-07 17:28:29,611 INFO  L79                 Accepts]: Start accepts. Automaton has 152 states and 169 transitions. Word has length 116
[2025-05-07 17:28:29,612 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:28:29,612 INFO  L485      AbstractCegarLoop]: Abstraction has 152 states and 169 transitions.
[2025-05-07 17:28:29,612 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 10 states, 9 states have (on average 5.555555555555555) internal successors, (50), 10 states have internal predecessors, (50), 4 states have call successors, (33), 1 states have call predecessors, (33), 9 states have return successors, (33), 10 states have call predecessors, (33), 4 states have call successors, (33)
[2025-05-07 17:28:29,612 INFO  L278                IsEmpty]: Start isEmpty. Operand 152 states and 169 transitions.
[2025-05-07 17:28:29,613 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 117
[2025-05-07 17:28:29,613 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:28:29,614 INFO  L218           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:28:29,614 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2025-05-07 17:28:29,614 INFO  L403      AbstractCegarLoop]: === Iteration 4 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:28:29,614 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:28:29,614 INFO  L85        PathProgramCache]: Analyzing trace with hash 899429516, now seen corresponding path program 1 times
[2025-05-07 17:28:29,614 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:28:29,614 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547222125]
[2025-05-07 17:28:29,615 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:28:29,615 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:28:29,663 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 116 statements into 1 equivalence classes.
[2025-05-07 17:28:29,688 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 116 of 116 statements.
[2025-05-07 17:28:29,688 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:28:29,688 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:28:29,932 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 17:28:29,933 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:28:29,933 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547222125]
[2025-05-07 17:28:29,933 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547222125] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:28:29,933 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:28:29,933 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2025-05-07 17:28:29,933 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082853992]
[2025-05-07 17:28:29,933 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:28:29,934 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2025-05-07 17:28:29,934 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:28:29,934 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2025-05-07 17:28:29,934 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2025-05-07 17:28:29,935 INFO  L87              Difference]: Start difference. First operand 152 states and 169 transitions. Second operand  has 6 states, 5 states have (on average 10.0) internal successors, (50), 6 states have internal predecessors, (50), 4 states have call successors, (33), 1 states have call predecessors, (33), 5 states have return successors, (33), 5 states have call predecessors, (33), 4 states have call successors, (33)
[2025-05-07 17:28:29,979 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:28:29,979 INFO  L93              Difference]: Finished difference Result 149 states and 164 transitions.
[2025-05-07 17:28:29,980 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2025-05-07 17:28:29,980 INFO  L79                 Accepts]: Start accepts. Automaton has  has 6 states, 5 states have (on average 10.0) internal successors, (50), 6 states have internal predecessors, (50), 4 states have call successors, (33), 1 states have call predecessors, (33), 5 states have return successors, (33), 5 states have call predecessors, (33), 4 states have call successors, (33) Word has length 116
[2025-05-07 17:28:29,981 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:28:29,982 INFO  L225             Difference]: With dead ends: 149
[2025-05-07 17:28:29,982 INFO  L226             Difference]: Without dead ends: 147
[2025-05-07 17:28:29,982 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 17:28:29,983 INFO  L437           NwaCegarLoop]: 144 mSDtfsCounter, 0 mSDsluCounter, 564 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 708 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:28:29,983 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 708 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:28:29,984 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 147 states.
[2025-05-07 17:28:29,991 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147.
[2025-05-07 17:28:29,991 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 147 states, 62 states have (on average 1.0161290322580645) internal successors, (63), 63 states have internal predecessors, (63), 44 states have call successors, (45), 36 states have call predecessors, (45), 42 states have return successors, (53), 47 states have call predecessors, (53), 44 states have call successors, (53)
[2025-05-07 17:28:29,992 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 161 transitions.
[2025-05-07 17:28:29,993 INFO  L79                 Accepts]: Start accepts. Automaton has 147 states and 161 transitions. Word has length 116
[2025-05-07 17:28:29,993 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:28:29,993 INFO  L485      AbstractCegarLoop]: Abstraction has 147 states and 161 transitions.
[2025-05-07 17:28:29,993 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 10.0) internal successors, (50), 6 states have internal predecessors, (50), 4 states have call successors, (33), 1 states have call predecessors, (33), 5 states have return successors, (33), 5 states have call predecessors, (33), 4 states have call successors, (33)
[2025-05-07 17:28:29,993 INFO  L278                IsEmpty]: Start isEmpty. Operand 147 states and 161 transitions.
[2025-05-07 17:28:29,995 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 117
[2025-05-07 17:28:29,995 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:28:29,995 INFO  L218           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:28:29,995 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2025-05-07 17:28:29,995 INFO  L403      AbstractCegarLoop]: === Iteration 5 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:28:29,995 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:28:29,996 INFO  L85        PathProgramCache]: Analyzing trace with hash -756019028, now seen corresponding path program 1 times
[2025-05-07 17:28:29,996 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:28:29,996 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691197519]
[2025-05-07 17:28:29,996 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:28:29,996 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:28:30,042 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 116 statements into 1 equivalence classes.
[2025-05-07 17:28:30,068 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 116 of 116 statements.
[2025-05-07 17:28:30,069 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:28:30,069 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:28:30,219 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 17:28:30,219 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:28:30,219 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691197519]
[2025-05-07 17:28:30,219 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691197519] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:28:30,219 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:28:30,219 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2025-05-07 17:28:30,219 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009729357]
[2025-05-07 17:28:30,219 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:28:30,220 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2025-05-07 17:28:30,220 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:28:30,221 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2025-05-07 17:28:30,221 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2025-05-07 17:28:30,221 INFO  L87              Difference]: Start difference. First operand 147 states and 161 transitions. Second operand  has 6 states, 5 states have (on average 10.0) internal successors, (50), 6 states have internal predecessors, (50), 4 states have call successors, (33), 1 states have call predecessors, (33), 5 states have return successors, (33), 6 states have call predecessors, (33), 4 states have call successors, (33)
[2025-05-07 17:28:30,266 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:28:30,266 INFO  L93              Difference]: Finished difference Result 147 states and 160 transitions.
[2025-05-07 17:28:30,267 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2025-05-07 17:28:30,267 INFO  L79                 Accepts]: Start accepts. Automaton has  has 6 states, 5 states have (on average 10.0) internal successors, (50), 6 states have internal predecessors, (50), 4 states have call successors, (33), 1 states have call predecessors, (33), 5 states have return successors, (33), 6 states have call predecessors, (33), 4 states have call successors, (33) Word has length 116
[2025-05-07 17:28:30,267 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:28:30,268 INFO  L225             Difference]: With dead ends: 147
[2025-05-07 17:28:30,268 INFO  L226             Difference]: Without dead ends: 147
[2025-05-07 17:28:30,269 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 17:28:30,269 INFO  L437           NwaCegarLoop]: 144 mSDtfsCounter, 1 mSDsluCounter, 562 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 706 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:28:30,270 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 706 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:28:30,270 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 147 states.
[2025-05-07 17:28:30,277 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147.
[2025-05-07 17:28:30,277 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 147 states, 62 states have (on average 1.0161290322580645) internal successors, (63), 63 states have internal predecessors, (63), 44 states have call successors, (45), 36 states have call predecessors, (45), 42 states have return successors, (52), 47 states have call predecessors, (52), 44 states have call successors, (52)
[2025-05-07 17:28:30,279 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 160 transitions.
[2025-05-07 17:28:30,279 INFO  L79                 Accepts]: Start accepts. Automaton has 147 states and 160 transitions. Word has length 116
[2025-05-07 17:28:30,279 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:28:30,279 INFO  L485      AbstractCegarLoop]: Abstraction has 147 states and 160 transitions.
[2025-05-07 17:28:30,279 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 10.0) internal successors, (50), 6 states have internal predecessors, (50), 4 states have call successors, (33), 1 states have call predecessors, (33), 5 states have return successors, (33), 6 states have call predecessors, (33), 4 states have call successors, (33)
[2025-05-07 17:28:30,279 INFO  L278                IsEmpty]: Start isEmpty. Operand 147 states and 160 transitions.
[2025-05-07 17:28:30,281 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 120
[2025-05-07 17:28:30,281 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:28:30,281 INFO  L218           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:28:30,281 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2025-05-07 17:28:30,281 INFO  L403      AbstractCegarLoop]: === Iteration 6 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:28:30,282 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:28:30,282 INFO  L85        PathProgramCache]: Analyzing trace with hash 2038296511, now seen corresponding path program 1 times
[2025-05-07 17:28:30,282 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:28:30,282 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217823991]
[2025-05-07 17:28:30,282 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:28:30,282 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:28:30,329 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 119 statements into 1 equivalence classes.
[2025-05-07 17:28:30,352 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 119 of 119 statements.
[2025-05-07 17:28:30,352 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:28:30,352 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:28:30,479 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 17:28:30,479 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:28:30,479 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217823991]
[2025-05-07 17:28:30,479 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217823991] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:28:30,479 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:28:30,479 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2025-05-07 17:28:30,479 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55499535]
[2025-05-07 17:28:30,479 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:28:30,480 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2025-05-07 17:28:30,480 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:28:30,480 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2025-05-07 17:28:30,481 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2025-05-07 17:28:30,481 INFO  L87              Difference]: Start difference. First operand 147 states and 160 transitions. Second operand  has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 4 states have call successors, (34), 1 states have call predecessors, (34), 5 states have return successors, (34), 5 states have call predecessors, (34), 4 states have call successors, (34)
[2025-05-07 17:28:30,519 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:28:30,519 INFO  L93              Difference]: Finished difference Result 146 states and 157 transitions.
[2025-05-07 17:28:30,519 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2025-05-07 17:28:30,519 INFO  L79                 Accepts]: Start accepts. Automaton has  has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 4 states have call successors, (34), 1 states have call predecessors, (34), 5 states have return successors, (34), 5 states have call predecessors, (34), 4 states have call successors, (34) Word has length 119
[2025-05-07 17:28:30,520 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:28:30,520 INFO  L225             Difference]: With dead ends: 146
[2025-05-07 17:28:30,521 INFO  L226             Difference]: Without dead ends: 146
[2025-05-07 17:28:30,521 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 17:28:30,521 INFO  L437           NwaCegarLoop]: 145 mSDtfsCounter, 1 mSDsluCounter, 565 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 710 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:28:30,521 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 710 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:28:30,522 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 146 states.
[2025-05-07 17:28:30,525 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146.
[2025-05-07 17:28:30,525 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 146 states, 62 states have (on average 1.0161290322580645) internal successors, (63), 63 states have internal predecessors, (63), 43 states have call successors, (44), 36 states have call predecessors, (44), 42 states have return successors, (50), 46 states have call predecessors, (50), 43 states have call successors, (50)
[2025-05-07 17:28:30,526 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 157 transitions.
[2025-05-07 17:28:30,526 INFO  L79                 Accepts]: Start accepts. Automaton has 146 states and 157 transitions. Word has length 119
[2025-05-07 17:28:30,526 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:28:30,526 INFO  L485      AbstractCegarLoop]: Abstraction has 146 states and 157 transitions.
[2025-05-07 17:28:30,526 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 4 states have call successors, (34), 1 states have call predecessors, (34), 5 states have return successors, (34), 5 states have call predecessors, (34), 4 states have call successors, (34)
[2025-05-07 17:28:30,526 INFO  L278                IsEmpty]: Start isEmpty. Operand 146 states and 157 transitions.
[2025-05-07 17:28:30,527 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 120
[2025-05-07 17:28:30,527 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:28:30,527 INFO  L218           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:28:30,527 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2025-05-07 17:28:30,527 INFO  L403      AbstractCegarLoop]: === Iteration 7 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:28:30,527 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:28:30,528 INFO  L85        PathProgramCache]: Analyzing trace with hash -1359269086, now seen corresponding path program 1 times
[2025-05-07 17:28:30,528 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:28:30,528 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830421904]
[2025-05-07 17:28:30,528 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:28:30,528 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:28:30,567 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 119 statements into 1 equivalence classes.
[2025-05-07 17:28:30,579 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 119 of 119 statements.
[2025-05-07 17:28:30,579 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:28:30,579 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:28:30,696 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 17:28:30,697 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:28:30,697 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830421904]
[2025-05-07 17:28:30,697 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830421904] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:28:30,697 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:28:30,697 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2025-05-07 17:28:30,697 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212515513]
[2025-05-07 17:28:30,697 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:28:30,697 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2025-05-07 17:28:30,698 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:28:30,698 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2025-05-07 17:28:30,698 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2025-05-07 17:28:30,698 INFO  L87              Difference]: Start difference. First operand 146 states and 157 transitions. Second operand  has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 3 states have call successors, (34), 1 states have call predecessors, (34), 5 states have return successors, (34), 6 states have call predecessors, (34), 3 states have call successors, (34)
[2025-05-07 17:28:30,730 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:28:30,731 INFO  L93              Difference]: Finished difference Result 140 states and 151 transitions.
[2025-05-07 17:28:30,731 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2025-05-07 17:28:30,731 INFO  L79                 Accepts]: Start accepts. Automaton has  has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 3 states have call successors, (34), 1 states have call predecessors, (34), 5 states have return successors, (34), 6 states have call predecessors, (34), 3 states have call successors, (34) Word has length 119
[2025-05-07 17:28:30,732 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:28:30,732 INFO  L225             Difference]: With dead ends: 140
[2025-05-07 17:28:30,732 INFO  L226             Difference]: Without dead ends: 0
[2025-05-07 17:28:30,732 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 17:28:30,733 INFO  L437           NwaCegarLoop]: 139 mSDtfsCounter, 0 mSDsluCounter, 543 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 682 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:28:30,733 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 682 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:28:30,734 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2025-05-07 17:28:30,734 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2025-05-07 17:28:30,734 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 17:28:30,734 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2025-05-07 17:28:30,734 INFO  L79                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 119
[2025-05-07 17:28:30,734 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:28:30,734 INFO  L485      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2025-05-07 17:28:30,734 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 3 states have call successors, (34), 1 states have call predecessors, (34), 5 states have return successors, (34), 6 states have call predecessors, (34), 3 states have call successors, (34)
[2025-05-07 17:28:30,734 INFO  L278                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2025-05-07 17:28:30,735 INFO  L284                IsEmpty]: Finished isEmpty. No accepting run.
[2025-05-07 17:28:30,737 INFO  L790   garLoopResultBuilder]: Registering result SAFE for location Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY (0 of 1 remaining)
[2025-05-07 17:28:30,738 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2025-05-07 17:28:30,740 INFO  L422         BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1]
[2025-05-07 17:28:30,742 INFO  L171   ceAbstractionStarter]: Computing trace abstraction results
[2025-05-07 17:28:30,744 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 05:28:30 BoogieIcfgContainer
[2025-05-07 17:28:30,745 INFO  L131        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2025-05-07 17:28:30,745 INFO  L158              Benchmark]: Toolchain (without parser) took 3251.19ms. Allocated memory was 234.9MB in the beginning and 285.2MB in the end (delta: 50.3MB). Free memory was 144.9MB in the beginning and 150.7MB in the end (delta: -5.8MB). Peak memory consumption was 51.1MB. Max. memory is 33.6GB.
[2025-05-07 17:28:30,746 INFO  L158              Benchmark]: SmtParser took 0.31ms. Allocated memory is still 234.9MB. Free memory is still 173.6MB. There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:28:30,746 INFO  L158              Benchmark]: ChcToBoogie took 36.63ms. Allocated memory is still 234.9MB. Free memory was 144.9MB in the beginning and 141.5MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:28:30,746 INFO  L158              Benchmark]: Boogie Preprocessor took 66.89ms. Allocated memory is still 234.9MB. Free memory was 141.5MB in the beginning and 137.8MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:28:30,746 INFO  L158              Benchmark]: RCFGBuilder took 509.25ms. Allocated memory was 234.9MB in the beginning and 302.0MB in the end (delta: 67.1MB). Free memory was 137.8MB in the beginning and 226.9MB in the end (delta: -89.1MB). Peak memory consumption was 43.6MB. Max. memory is 33.6GB.
[2025-05-07 17:28:30,747 INFO  L158              Benchmark]: TraceAbstraction took 2634.19ms. Allocated memory was 302.0MB in the beginning and 285.2MB in the end (delta: -16.8MB). Free memory was 226.3MB in the beginning and 150.7MB in the end (delta: 75.6MB). Peak memory consumption was 57.8MB. Max. memory is 33.6GB.
[2025-05-07 17:28:30,748 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * SmtParser took 0.31ms. Allocated memory is still 234.9MB. Free memory is still 173.6MB. There was no memory consumed. Max. memory is 33.6GB.
 * ChcToBoogie took 36.63ms. Allocated memory is still 234.9MB. Free memory was 144.9MB in the beginning and 141.5MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 33.6GB.
 * Boogie Preprocessor took 66.89ms. Allocated memory is still 234.9MB. Free memory was 141.5MB in the beginning and 137.8MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 33.6GB.
 * RCFGBuilder took 509.25ms. Allocated memory was 234.9MB in the beginning and 302.0MB in the end (delta: 67.1MB). Free memory was 137.8MB in the beginning and 226.9MB in the end (delta: -89.1MB). Peak memory consumption was 43.6MB. Max. memory is 33.6GB.
 * TraceAbstraction took 2634.19ms. Allocated memory was 302.0MB in the beginning and 285.2MB in the end (delta: -16.8MB). Free memory was 226.3MB in the beginning and 150.7MB in the end (delta: 75.6MB). Peak memory consumption was 57.8MB. 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 38 procedures, 152 locations, 239 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 5619 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4559 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 219 IncrementalHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 1060 mSDtfsCounter, 219 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 45 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=152occurred in iteration=0, InterpolantAutomatonStates: 45, 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, 7 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 792 NumberOfCodeBlocks, 792 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 785 ConstructedInterpolants, 0 QuantifiedInterpolants, 928 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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 17:28:30,760 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
