./chc-comp-wrapper.sh ../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/types/type_minmax.sol_2_no_adts_000.smt2 .


--------------------------------------------------------------------------------


This is Ultimate 0.3.0-dev-42d8767-m
[2025-05-07 17:27:40,532 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2025-05-07 17:27:40,585 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0a75683-bde2-4908-b9e7-e8585b9eb0c2/chc-comp25-scripts/participants/UltimateUnihorn/./chccomp-Unihorn_Default.epf
[2025-05-07 17:27:40,589 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2025-05-07 17:27:40,589 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2025-05-07 17:27:40,606 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2025-05-07 17:27:40,607 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2025-05-07 17:27:40,607 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2025-05-07 17:27:40,607 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2025-05-07 17:27:40,607 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2025-05-07 17:27:40,608 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2025-05-07 17:27:40,608 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2025-05-07 17:27:40,608 INFO  L153        SettingsManager]:  * Use SBE=true
[2025-05-07 17:27:40,608 INFO  L151        SettingsManager]: Preferences of ChcToBoogie differ from their defaults:
[2025-05-07 17:27:40,608 INFO  L153        SettingsManager]:  * Use one large procedure with gotos to replace tail recursive calls=false
[2025-05-07 17:27:40,608 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2025-05-07 17:27:40,608 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2025-05-07 17:27:40,608 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2025-05-07 17:27:40,609 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2025-05-07 17:27:40,609 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2025-05-07 17:27:40,609 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2025-05-07 17:27:40,609 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2025-05-07 17:27:40,609 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2025-05-07 17:27:40,609 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2025-05-07 17:27:40,609 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2025-05-07 17:27:40,610 INFO  L151        SettingsManager]: Preferences of SmtParser differ from their defaults:
[2025-05-07 17:27:40,610 INFO  L153        SettingsManager]:  * SmtParser Mode=UltimateTreeAutomizer
[2025-05-07 17:27:40,808 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2025-05-07 17:27:40,814 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2025-05-07 17:27:40,816 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2025-05-07 17:27:40,817 INFO  L270        PluginConnector]: Initializing SmtParser...
[2025-05-07 17:27:40,817 INFO  L274        PluginConnector]: SmtParser initialized
[2025-05-07 17:27:40,818 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0a75683-bde2-4908-b9e7-e8585b9eb0c2/chc-comp25-scripts/participants/UltimateUnihorn/../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/types/type_minmax.sol_2_no_adts_000.smt2
[2025-05-07 17:27:40,818 INFO  L314              SmtParser]: Parsing .smt2 file as a set of Horn Clauses
[2025-05-07 17:27:40,821 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
unknown
[2025-05-07 17:27:41,258 INFO  L339              SmtParser]: Successfully executed SMT file /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0a75683-bde2-4908-b9e7-e8585b9eb0c2/chc-comp25-scripts/participants/UltimateUnihorn/../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/types/type_minmax.sol_2_no_adts_000.smt2
[2025-05-07 17:27:41,260 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2025-05-07 17:27:41,261 INFO  L133        ToolchainWalker]: Walking toolchain with 4 elements.
[2025-05-07 17:27:41,262 INFO  L112        PluginConnector]: ------------------------ChcToBoogie----------------------------
[2025-05-07 17:27:41,262 INFO  L270        PluginConnector]: Initializing ChcToBoogie...
[2025-05-07 17:27:41,262 INFO  L274        PluginConnector]: ChcToBoogie initialized
[2025-05-07 17:27:41,264 INFO  L184        PluginConnector]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 07.05 05:27:41" (1/1) ...
[2025-05-07 17:27:41,318 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:27:41 Unit
[2025-05-07 17:27:41,318 INFO  L131        PluginConnector]: ------------------------ END ChcToBoogie----------------------------
[2025-05-07 17:27:41,319 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2025-05-07 17:27:41,319 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2025-05-07 17:27:41,319 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2025-05-07 17:27:41,329 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:27:41" (1/1) ...
[2025-05-07 17:27:41,329 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:27:41" (1/1) ...
[2025-05-07 17:27:41,357 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:27:41" (1/1) ...
[2025-05-07 17:27:41,357 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:27:41" (1/1) ...
[2025-05-07 17:27:41,369 INFO  L184        PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:27:41" (1/1) ...
[2025-05-07 17:27:41,371 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:27:41" (1/1) ...
[2025-05-07 17:27:41,373 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:27:41" (1/1) ...
[2025-05-07 17:27:41,377 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:27:41" (1/1) ...
[2025-05-07 17:27:41,381 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:27:41" (1/1) ...
[2025-05-07 17:27:41,399 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2025-05-07 17:27:41,400 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2025-05-07 17:27:41,400 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2025-05-07 17:27:41,400 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2025-05-07 17:27:41,401 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:27:41" (1/1) ...
[2025-05-07 17:27:41,402 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2025-05-07 17:27:41,412 INFO  L189       MonitoredProcess]: No working directory specified, using /usr/bin/z3
[2025-05-07 17:27:41,421 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 17:27:41,424 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 17:27:41,434 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure False given in one single declaration
[2025-05-07 17:27:41,435 INFO  L130     BoogieDeclarations]: Found specification of procedure False
[2025-05-07 17:27:41,435 INFO  L138     BoogieDeclarations]: Found implementation of procedure False
[2025-05-07 17:27:41,435 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure error_target_39_0 given in one single declaration
[2025-05-07 17:27:41,435 INFO  L130     BoogieDeclarations]: Found specification of procedure error_target_39_0
[2025-05-07 17:27:41,435 INFO  L138     BoogieDeclarations]: Found implementation of procedure error_target_39_0
[2025-05-07 17:27:41,435 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_6_function_int_min__162_425_0 given in one single declaration
[2025-05-07 17:27:41,435 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_6_function_int_min__162_425_0
[2025-05-07 17:27:41,435 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_6_function_int_min__162_425_0
[2025-05-07 17:27:41,435 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_5_function_int_min__162_425_0 given in one single declaration
[2025-05-07 17:27:41,435 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_5_function_int_min__162_425_0
[2025-05-07 17:27:41,435 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_5_function_int_min__162_425_0
[2025-05-07 17:27:41,435 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_27_function_int_min__162_425_0 given in one single declaration
[2025-05-07 17:27:41,436 INFO  L130     BoogieDeclarations]: Found specification of procedure block_27_function_int_min__162_425_0
[2025-05-07 17:27:41,436 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_27_function_int_min__162_425_0
[2025-05-07 17:27:41,436 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_22_int_min_161_425_0 given in one single declaration
[2025-05-07 17:27:41,436 INFO  L130     BoogieDeclarations]: Found specification of procedure block_22_int_min_161_425_0
[2025-05-07 17:27:41,436 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_22_int_min_161_425_0
[2025-05-07 17:27:41,436 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_21_function_int_min__162_425_0 given in one single declaration
[2025-05-07 17:27:41,436 INFO  L130     BoogieDeclarations]: Found specification of procedure block_21_function_int_min__162_425_0
[2025-05-07 17:27:41,436 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_21_function_int_min__162_425_0
[2025-05-07 17:27:41,436 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_23_return_function_int_min__162_425_0 given in one single declaration
[2025-05-07 17:27:41,436 INFO  L130     BoogieDeclarations]: Found specification of procedure block_23_return_function_int_min__162_425_0
[2025-05-07 17:27:41,436 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_23_return_function_int_min__162_425_0
[2025-05-07 17:27:41,436 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_28_function_int_min__162_425_0 given in one single declaration
[2025-05-07 17:27:41,436 INFO  L130     BoogieDeclarations]: Found specification of procedure block_28_function_int_min__162_425_0
[2025-05-07 17:27:41,436 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_28_function_int_min__162_425_0
[2025-05-07 17:27:41,437 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_24_function_int_min__162_425_0 given in one single declaration
[2025-05-07 17:27:41,437 INFO  L130     BoogieDeclarations]: Found specification of procedure block_24_function_int_min__162_425_0
[2025-05-07 17:27:41,437 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_24_function_int_min__162_425_0
[2025-05-07 17:27:41,437 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_29_function_int_min__162_425_0 given in one single declaration
[2025-05-07 17:27:41,437 INFO  L130     BoogieDeclarations]: Found specification of procedure block_29_function_int_min__162_425_0
[2025-05-07 17:27:41,437 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_29_function_int_min__162_425_0
[2025-05-07 17:27:41,437 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_25_function_int_min__162_425_0 given in one single declaration
[2025-05-07 17:27:41,437 INFO  L130     BoogieDeclarations]: Found specification of procedure block_25_function_int_min__162_425_0
[2025-05-07 17:27:41,437 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_25_function_int_min__162_425_0
[2025-05-07 17:27:41,437 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_26_function_int_min__162_425_0 given in one single declaration
[2025-05-07 17:27:41,437 INFO  L130     BoogieDeclarations]: Found specification of procedure block_26_function_int_min__162_425_0
[2025-05-07 17:27:41,437 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_26_function_int_min__162_425_0
[2025-05-07 17:27:41,437 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_30_function_int_min__162_425_0 given in one single declaration
[2025-05-07 17:27:41,438 INFO  L130     BoogieDeclarations]: Found specification of procedure block_30_function_int_min__162_425_0
[2025-05-07 17:27:41,438 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_30_function_int_min__162_425_0
[2025-05-07 17:27:41,438 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure interface_0_C_425_0 given in one single declaration
[2025-05-07 17:27:41,438 INFO  L130     BoogieDeclarations]: Found specification of procedure interface_0_C_425_0
[2025-05-07 17:27:41,438 INFO  L138     BoogieDeclarations]: Found implementation of procedure interface_0_C_425_0
[2025-05-07 17:27:41,438 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_10_function_uint_min__330_425_0 given in one single declaration
[2025-05-07 17:27:41,438 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_10_function_uint_min__330_425_0
[2025-05-07 17:27:41,438 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_10_function_uint_min__330_425_0
[2025-05-07 17:27:41,438 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_48_function_uint_min__330_425_0 given in one single declaration
[2025-05-07 17:27:41,438 INFO  L130     BoogieDeclarations]: Found specification of procedure block_48_function_uint_min__330_425_0
[2025-05-07 17:27:41,438 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_48_function_uint_min__330_425_0
[2025-05-07 17:27:41,438 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_9_function_uint_min__330_425_0 given in one single declaration
[2025-05-07 17:27:41,438 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_9_function_uint_min__330_425_0
[2025-05-07 17:27:41,438 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_9_function_uint_min__330_425_0
[2025-05-07 17:27:41,438 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_46_function_uint_min__330_425_0 given in one single declaration
[2025-05-07 17:27:41,439 INFO  L130     BoogieDeclarations]: Found specification of procedure block_46_function_uint_min__330_425_0
[2025-05-07 17:27:41,439 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_46_function_uint_min__330_425_0
[2025-05-07 17:27:41,439 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_41_uint_min_329_425_0 given in one single declaration
[2025-05-07 17:27:41,439 INFO  L130     BoogieDeclarations]: Found specification of procedure block_41_uint_min_329_425_0
[2025-05-07 17:27:41,439 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_41_uint_min_329_425_0
[2025-05-07 17:27:41,439 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_40_function_uint_min__330_425_0 given in one single declaration
[2025-05-07 17:27:41,439 INFO  L130     BoogieDeclarations]: Found specification of procedure block_40_function_uint_min__330_425_0
[2025-05-07 17:27:41,439 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_40_function_uint_min__330_425_0
[2025-05-07 17:27:41,439 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_45_function_uint_min__330_425_0 given in one single declaration
[2025-05-07 17:27:41,439 INFO  L130     BoogieDeclarations]: Found specification of procedure block_45_function_uint_min__330_425_0
[2025-05-07 17:27:41,439 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_45_function_uint_min__330_425_0
[2025-05-07 17:27:41,439 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_43_function_uint_min__330_425_0 given in one single declaration
[2025-05-07 17:27:41,439 INFO  L130     BoogieDeclarations]: Found specification of procedure block_43_function_uint_min__330_425_0
[2025-05-07 17:27:41,439 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_43_function_uint_min__330_425_0
[2025-05-07 17:27:41,439 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_47_function_uint_min__330_425_0 given in one single declaration
[2025-05-07 17:27:41,440 INFO  L130     BoogieDeclarations]: Found specification of procedure block_47_function_uint_min__330_425_0
[2025-05-07 17:27:41,440 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_47_function_uint_min__330_425_0
[2025-05-07 17:27:41,440 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_44_function_uint_min__330_425_0 given in one single declaration
[2025-05-07 17:27:41,440 INFO  L130     BoogieDeclarations]: Found specification of procedure block_44_function_uint_min__330_425_0
[2025-05-07 17:27:41,440 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_44_function_uint_min__330_425_0
[2025-05-07 17:27:41,440 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_42_return_function_uint_min__330_425_0 given in one single declaration
[2025-05-07 17:27:41,440 INFO  L130     BoogieDeclarations]: Found specification of procedure block_42_return_function_uint_min__330_425_0
[2025-05-07 17:27:41,440 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_42_return_function_uint_min__330_425_0
[2025-05-07 17:27:41,440 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_constructor_2_C_425_0 given in one single declaration
[2025-05-07 17:27:41,440 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_constructor_2_C_425_0
[2025-05-07 17:27:41,440 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_constructor_2_C_425_0
[2025-05-07 17:27:41,440 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure implicit_constructor_entry_61_C_425_0 given in one single declaration
[2025-05-07 17:27:41,440 INFO  L130     BoogieDeclarations]: Found specification of procedure implicit_constructor_entry_61_C_425_0
[2025-05-07 17:27:41,440 INFO  L138     BoogieDeclarations]: Found implementation of procedure implicit_constructor_entry_61_C_425_0
[2025-05-07 17:27:41,440 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_58_C_425_0 given in one single declaration
[2025-05-07 17:27:41,440 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_58_C_425_0
[2025-05-07 17:27:41,441 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_58_C_425_0
[2025-05-07 17:27:41,441 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_after_init_60_C_425_0 given in one single declaration
[2025-05-07 17:27:41,441 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_after_init_60_C_425_0
[2025-05-07 17:27:41,441 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_after_init_60_C_425_0
[2025-05-07 17:27:41,441 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_entry_59_C_425_0 given in one single declaration
[2025-05-07 17:27:41,441 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_entry_59_C_425_0
[2025-05-07 17:27:41,441 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_entry_59_C_425_0
[2025-05-07 17:27:41,441 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_12_function_uint_max__424_425_0 given in one single declaration
[2025-05-07 17:27:41,441 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_12_function_uint_max__424_425_0
[2025-05-07 17:27:41,441 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_12_function_uint_max__424_425_0
[2025-05-07 17:27:41,441 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_11_function_uint_max__424_425_0 given in one single declaration
[2025-05-07 17:27:41,441 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_11_function_uint_max__424_425_0
[2025-05-07 17:27:41,441 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_11_function_uint_max__424_425_0
[2025-05-07 17:27:41,441 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_51_return_function_uint_max__424_425_0 given in one single declaration
[2025-05-07 17:27:41,441 INFO  L130     BoogieDeclarations]: Found specification of procedure block_51_return_function_uint_max__424_425_0
[2025-05-07 17:27:41,441 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_51_return_function_uint_max__424_425_0
[2025-05-07 17:27:41,441 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_50_uint_max_423_425_0 given in one single declaration
[2025-05-07 17:27:41,442 INFO  L130     BoogieDeclarations]: Found specification of procedure block_50_uint_max_423_425_0
[2025-05-07 17:27:41,442 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_50_uint_max_423_425_0
[2025-05-07 17:27:41,442 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_49_function_uint_max__424_425_0 given in one single declaration
[2025-05-07 17:27:41,442 INFO  L130     BoogieDeclarations]: Found specification of procedure block_49_function_uint_max__424_425_0
[2025-05-07 17:27:41,442 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_49_function_uint_max__424_425_0
[2025-05-07 17:27:41,442 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_52_function_uint_max__424_425_0 given in one single declaration
[2025-05-07 17:27:41,442 INFO  L130     BoogieDeclarations]: Found specification of procedure block_52_function_uint_max__424_425_0
[2025-05-07 17:27:41,442 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_52_function_uint_max__424_425_0
[2025-05-07 17:27:41,442 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_55_function_uint_max__424_425_0 given in one single declaration
[2025-05-07 17:27:41,442 INFO  L130     BoogieDeclarations]: Found specification of procedure block_55_function_uint_max__424_425_0
[2025-05-07 17:27:41,442 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_55_function_uint_max__424_425_0
[2025-05-07 17:27:41,442 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_54_function_uint_max__424_425_0 given in one single declaration
[2025-05-07 17:27:41,442 INFO  L130     BoogieDeclarations]: Found specification of procedure block_54_function_uint_max__424_425_0
[2025-05-07 17:27:41,442 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_54_function_uint_max__424_425_0
[2025-05-07 17:27:41,442 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_53_function_uint_max__424_425_0 given in one single declaration
[2025-05-07 17:27:41,442 INFO  L130     BoogieDeclarations]: Found specification of procedure block_53_function_uint_max__424_425_0
[2025-05-07 17:27:41,443 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_53_function_uint_max__424_425_0
[2025-05-07 17:27:41,443 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_56_function_uint_max__424_425_0 given in one single declaration
[2025-05-07 17:27:41,443 INFO  L130     BoogieDeclarations]: Found specification of procedure block_56_function_uint_max__424_425_0
[2025-05-07 17:27:41,443 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_56_function_uint_max__424_425_0
[2025-05-07 17:27:41,443 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_57_function_uint_max__424_425_0 given in one single declaration
[2025-05-07 17:27:41,443 INFO  L130     BoogieDeclarations]: Found specification of procedure block_57_function_uint_max__424_425_0
[2025-05-07 17:27:41,443 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_57_function_uint_max__424_425_0
[2025-05-07 17:27:41,443 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_4_function_f__56_425_0 given in one single declaration
[2025-05-07 17:27:41,443 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_4_function_f__56_425_0
[2025-05-07 17:27:41,443 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_4_function_f__56_425_0
[2025-05-07 17:27:41,443 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_3_function_f__56_425_0 given in one single declaration
[2025-05-07 17:27:41,443 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_3_function_f__56_425_0
[2025-05-07 17:27:41,443 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_3_function_f__56_425_0
[2025-05-07 17:27:41,443 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_19_function_f__56_425_0 given in one single declaration
[2025-05-07 17:27:41,444 INFO  L130     BoogieDeclarations]: Found specification of procedure block_19_function_f__56_425_0
[2025-05-07 17:27:41,444 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_19_function_f__56_425_0
[2025-05-07 17:27:41,444 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_14_f_55_425_0 given in one single declaration
[2025-05-07 17:27:41,444 INFO  L130     BoogieDeclarations]: Found specification of procedure block_14_f_55_425_0
[2025-05-07 17:27:41,444 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_14_f_55_425_0
[2025-05-07 17:27:41,444 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_13_function_f__56_425_0 given in one single declaration
[2025-05-07 17:27:41,444 INFO  L130     BoogieDeclarations]: Found specification of procedure block_13_function_f__56_425_0
[2025-05-07 17:27:41,444 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_13_function_f__56_425_0
[2025-05-07 17:27:41,444 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_17_function_f__56_425_0 given in one single declaration
[2025-05-07 17:27:41,444 INFO  L130     BoogieDeclarations]: Found specification of procedure block_17_function_f__56_425_0
[2025-05-07 17:27:41,444 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_17_function_f__56_425_0
[2025-05-07 17:27:41,444 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_18_function_f__56_425_0 given in one single declaration
[2025-05-07 17:27:41,444 INFO  L130     BoogieDeclarations]: Found specification of procedure block_18_function_f__56_425_0
[2025-05-07 17:27:41,444 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_18_function_f__56_425_0
[2025-05-07 17:27:41,444 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_15_return_function_f__56_425_0 given in one single declaration
[2025-05-07 17:27:41,444 INFO  L130     BoogieDeclarations]: Found specification of procedure block_15_return_function_f__56_425_0
[2025-05-07 17:27:41,445 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_15_return_function_f__56_425_0
[2025-05-07 17:27:41,445 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_16_function_f__56_425_0 given in one single declaration
[2025-05-07 17:27:41,445 INFO  L130     BoogieDeclarations]: Found specification of procedure block_16_function_f__56_425_0
[2025-05-07 17:27:41,445 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_16_function_f__56_425_0
[2025-05-07 17:27:41,445 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_20_function_f__56_425_0 given in one single declaration
[2025-05-07 17:27:41,445 INFO  L130     BoogieDeclarations]: Found specification of procedure block_20_function_f__56_425_0
[2025-05-07 17:27:41,445 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_20_function_f__56_425_0
[2025-05-07 17:27:41,445 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_8_function_int_max__256_425_0 given in one single declaration
[2025-05-07 17:27:41,445 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_8_function_int_max__256_425_0
[2025-05-07 17:27:41,445 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_8_function_int_max__256_425_0
[2025-05-07 17:27:41,445 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_7_function_int_max__256_425_0 given in one single declaration
[2025-05-07 17:27:41,445 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_7_function_int_max__256_425_0
[2025-05-07 17:27:41,445 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_7_function_int_max__256_425_0
[2025-05-07 17:27:41,445 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_37_function_int_max__256_425_0 given in one single declaration
[2025-05-07 17:27:41,445 INFO  L130     BoogieDeclarations]: Found specification of procedure block_37_function_int_max__256_425_0
[2025-05-07 17:27:41,445 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_37_function_int_max__256_425_0
[2025-05-07 17:27:41,445 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_32_int_max_255_425_0 given in one single declaration
[2025-05-07 17:27:41,445 INFO  L130     BoogieDeclarations]: Found specification of procedure block_32_int_max_255_425_0
[2025-05-07 17:27:41,446 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_32_int_max_255_425_0
[2025-05-07 17:27:41,446 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_31_function_int_max__256_425_0 given in one single declaration
[2025-05-07 17:27:41,446 INFO  L130     BoogieDeclarations]: Found specification of procedure block_31_function_int_max__256_425_0
[2025-05-07 17:27:41,446 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_31_function_int_max__256_425_0
[2025-05-07 17:27:41,446 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_35_function_int_max__256_425_0 given in one single declaration
[2025-05-07 17:27:41,446 INFO  L130     BoogieDeclarations]: Found specification of procedure block_35_function_int_max__256_425_0
[2025-05-07 17:27:41,446 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_35_function_int_max__256_425_0
[2025-05-07 17:27:41,446 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_34_function_int_max__256_425_0 given in one single declaration
[2025-05-07 17:27:41,446 INFO  L130     BoogieDeclarations]: Found specification of procedure block_34_function_int_max__256_425_0
[2025-05-07 17:27:41,446 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_34_function_int_max__256_425_0
[2025-05-07 17:27:41,446 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_36_function_int_max__256_425_0 given in one single declaration
[2025-05-07 17:27:41,446 INFO  L130     BoogieDeclarations]: Found specification of procedure block_36_function_int_max__256_425_0
[2025-05-07 17:27:41,446 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_36_function_int_max__256_425_0
[2025-05-07 17:27:41,446 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_33_return_function_int_max__256_425_0 given in one single declaration
[2025-05-07 17:27:41,446 INFO  L130     BoogieDeclarations]: Found specification of procedure block_33_return_function_int_max__256_425_0
[2025-05-07 17:27:41,446 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_33_return_function_int_max__256_425_0
[2025-05-07 17:27:41,446 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_38_function_int_max__256_425_0 given in one single declaration
[2025-05-07 17:27:41,446 INFO  L130     BoogieDeclarations]: Found specification of procedure block_38_function_int_max__256_425_0
[2025-05-07 17:27:41,447 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_38_function_int_max__256_425_0
[2025-05-07 17:27:41,447 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_39_function_int_max__256_425_0 given in one single declaration
[2025-05-07 17:27:41,447 INFO  L130     BoogieDeclarations]: Found specification of procedure block_39_function_int_max__256_425_0
[2025-05-07 17:27:41,447 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_39_function_int_max__256_425_0
[2025-05-07 17:27:41,447 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure Ultimate.START given in one single declaration
[2025-05-07 17:27:41,447 INFO  L130     BoogieDeclarations]: Found specification of procedure Ultimate.START
[2025-05-07 17:27:41,447 INFO  L138     BoogieDeclarations]: Found implementation of procedure Ultimate.START
[2025-05-07 17:27:41,794 INFO  L234             CfgBuilder]: Building ICFG
[2025-05-07 17:27:41,796 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2025-05-07 17:27:42,311 INFO  L?                        ?]: Removed 564 outVars from TransFormulas that were not future-live.
[2025-05-07 17:27:42,311 INFO  L283             CfgBuilder]: Performing block encoding
[2025-05-07 17:27:42,322 INFO  L304             CfgBuilder]: Using library mode
[2025-05-07 17:27:42,322 INFO  L312             CfgBuilder]: Removed 43 assume(true) statements.
[2025-05-07 17:27:42,323 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 05:27:42 BoogieIcfgContainer
[2025-05-07 17:27:42,323 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2025-05-07 17:27:42,324 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2025-05-07 17:27:42,325 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2025-05-07 17:27:42,327 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2025-05-07 17:27:42,327 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 07.05 05:27:41" (1/3) ...
[2025-05-07 17:27:42,328 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31a9fdce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 07.05 05:27:42, skipping insertion in model container
[2025-05-07 17:27:42,328 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:27:41" (2/3) ...
[2025-05-07 17:27:42,328 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31a9fdce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 05:27:42, skipping insertion in model container
[2025-05-07 17:27:42,328 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 05:27:42" (3/3) ...
[2025-05-07 17:27:42,329 INFO  L128   eAbstractionObserver]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver
[2025-05-07 17:27:42,340 INFO  L217   ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2025-05-07 17:27:42,342 INFO  L151   ceAbstractionStarter]: Applying trace abstraction to ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver that has 64 procedures, 246 locations, 405 edges, 64 initial locations, 0 loop locations, and 1 error locations.
[2025-05-07 17:27:42,378 INFO  L339      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2025-05-07 17:27:42,390 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;@deebab7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2025-05-07 17:27:42,390 INFO  L341      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2025-05-07 17:27:42,395 INFO  L278                IsEmpty]: Start isEmpty. Operand  has 246 states, 110 states have (on average 1.0636363636363637) internal successors, (117), 117 states have internal predecessors, (117), 71 states have call successors, (96), 63 states have call predecessors, (96), 63 states have return successors, (96), 65 states have call predecessors, (96), 71 states have call successors, (96)
[2025-05-07 17:27:42,412 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 52
[2025-05-07 17:27:42,412 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:27:42,413 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]
[2025-05-07 17:27:42,413 INFO  L403      AbstractCegarLoop]: === Iteration 1 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:27:42,418 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:27:42,418 INFO  L85        PathProgramCache]: Analyzing trace with hash -1825314165, now seen corresponding path program 1 times
[2025-05-07 17:27:42,426 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:27:42,427 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822112030]
[2025-05-07 17:27:42,427 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:27:42,427 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:27:42,479 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 51 statements into 1 equivalence classes.
[2025-05-07 17:27:42,498 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 51 of 51 statements.
[2025-05-07 17:27:42,499 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:27:42,499 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:27:42,683 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 17:27:42,684 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:27:42,684 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822112030]
[2025-05-07 17:27:42,684 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822112030] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:27:42,684 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:27:42,686 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2025-05-07 17:27:42,687 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476322208]
[2025-05-07 17:27:42,688 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:27:42,691 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2025-05-07 17:27:42,691 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:27:42,725 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2025-05-07 17:27:42,725 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2025-05-07 17:27:42,728 INFO  L87              Difference]: Start difference. First operand  has 246 states, 110 states have (on average 1.0636363636363637) internal successors, (117), 117 states have internal predecessors, (117), 71 states have call successors, (96), 63 states have call predecessors, (96), 63 states have return successors, (96), 65 states have call predecessors, (96), 71 states have call successors, (96) Second operand  has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 4 states have call successors, (14), 1 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 4 states have call successors, (14)
[2025-05-07 17:27:42,775 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:27:42,775 INFO  L93              Difference]: Finished difference Result 176 states and 195 transitions.
[2025-05-07 17:27:42,777 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2025-05-07 17:27:42,778 INFO  L79                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 4 states have call successors, (14), 1 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 4 states have call successors, (14) Word has length 51
[2025-05-07 17:27:42,779 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:27:42,786 INFO  L225             Difference]: With dead ends: 176
[2025-05-07 17:27:42,787 INFO  L226             Difference]: Without dead ends: 148
[2025-05-07 17:27:42,788 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 17:27:42,791 INFO  L437           NwaCegarLoop]: 187 mSDtfsCounter, 1 mSDsluCounter, 367 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 554 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:27:42,792 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 554 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:27:42,803 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 148 states.
[2025-05-07 17:27:42,821 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 146.
[2025-05-07 17:27:42,822 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 146 states, 61 states have (on average 1.0819672131147542) internal successors, (66), 66 states have internal predecessors, (66), 45 states have call successors, (46), 39 states have call predecessors, (46), 39 states have return successors, (46), 40 states have call predecessors, (46), 45 states have call successors, (46)
[2025-05-07 17:27:42,826 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 158 transitions.
[2025-05-07 17:27:42,827 INFO  L79                 Accepts]: Start accepts. Automaton has 146 states and 158 transitions. Word has length 51
[2025-05-07 17:27:42,827 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:27:42,827 INFO  L485      AbstractCegarLoop]: Abstraction has 146 states and 158 transitions.
[2025-05-07 17:27:42,827 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 4 states have call successors, (14), 1 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 4 states have call successors, (14)
[2025-05-07 17:27:42,827 INFO  L278                IsEmpty]: Start isEmpty. Operand 146 states and 158 transitions.
[2025-05-07 17:27:42,829 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 52
[2025-05-07 17:27:42,829 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:27:42,829 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]
[2025-05-07 17:27:42,830 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2025-05-07 17:27:42,830 INFO  L403      AbstractCegarLoop]: === Iteration 2 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:27:42,830 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:27:42,830 INFO  L85        PathProgramCache]: Analyzing trace with hash -989260845, now seen corresponding path program 1 times
[2025-05-07 17:27:42,830 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:27:42,830 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450413105]
[2025-05-07 17:27:42,831 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:27:42,831 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:27:42,860 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 51 statements into 1 equivalence classes.
[2025-05-07 17:27:42,894 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 51 of 51 statements.
[2025-05-07 17:27:42,894 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:27:42,894 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:27:43,176 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 17:27:43,177 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:27:43,177 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450413105]
[2025-05-07 17:27:43,177 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450413105] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:27:43,177 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:27:43,177 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2025-05-07 17:27:43,177 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529351240]
[2025-05-07 17:27:43,177 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:27:43,178 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2025-05-07 17:27:43,178 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:27:43,179 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2025-05-07 17:27:43,179 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2025-05-07 17:27:43,179 INFO  L87              Difference]: Start difference. First operand 146 states and 158 transitions. Second operand  has 8 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 8 states have internal predecessors, (23), 4 states have call successors, (14), 1 states have call predecessors, (14), 6 states have return successors, (14), 7 states have call predecessors, (14), 4 states have call successors, (14)
[2025-05-07 17:27:43,244 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:27:43,245 INFO  L93              Difference]: Finished difference Result 140 states and 152 transitions.
[2025-05-07 17:27:43,245 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2025-05-07 17:27:43,245 INFO  L79                 Accepts]: Start accepts. Automaton has  has 8 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 8 states have internal predecessors, (23), 4 states have call successors, (14), 1 states have call predecessors, (14), 6 states have return successors, (14), 7 states have call predecessors, (14), 4 states have call successors, (14) Word has length 51
[2025-05-07 17:27:43,246 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:27:43,246 INFO  L225             Difference]: With dead ends: 140
[2025-05-07 17:27:43,246 INFO  L226             Difference]: Without dead ends: 0
[2025-05-07 17:27:43,246 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2025-05-07 17:27:43,247 INFO  L437           NwaCegarLoop]: 148 mSDtfsCounter, 0 mSDsluCounter, 726 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 874 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:27:43,248 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 874 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:27:43,248 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2025-05-07 17:27:43,248 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2025-05-07 17:27:43,248 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 17:27:43,249 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2025-05-07 17:27:43,249 INFO  L79                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51
[2025-05-07 17:27:43,249 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:27:43,249 INFO  L485      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2025-05-07 17:27:43,249 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 8 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 8 states have internal predecessors, (23), 4 states have call successors, (14), 1 states have call predecessors, (14), 6 states have return successors, (14), 7 states have call predecessors, (14), 4 states have call successors, (14)
[2025-05-07 17:27:43,249 INFO  L278                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2025-05-07 17:27:43,249 INFO  L284                IsEmpty]: Finished isEmpty. No accepting run.
[2025-05-07 17:27:43,252 INFO  L790   garLoopResultBuilder]: Registering result SAFE for location Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY (0 of 1 remaining)
[2025-05-07 17:27:43,252 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2025-05-07 17:27:43,256 INFO  L422         BasicCegarLoop]: Path program histogram: [1, 1]
[2025-05-07 17:27:43,258 INFO  L171   ceAbstractionStarter]: Computing trace abstraction results
[2025-05-07 17:27:43,261 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 05:27:43 BoogieIcfgContainer
[2025-05-07 17:27:43,262 INFO  L131        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2025-05-07 17:27:43,262 INFO  L158              Benchmark]: Toolchain (without parser) took 2001.11ms. Allocated memory was 234.9MB in the beginning and 285.2MB in the end (delta: 50.3MB). Free memory was 165.0MB in the beginning and 143.4MB in the end (delta: 21.6MB). Peak memory consumption was 82.4MB. Max. memory is 33.6GB.
[2025-05-07 17:27:43,263 INFO  L158              Benchmark]: SmtParser took 0.19ms. Allocated memory is still 234.9MB. Free memory is still 172.7MB. There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:27:43,263 INFO  L158              Benchmark]: ChcToBoogie took 56.57ms. Allocated memory is still 234.9MB. Free memory was 165.0MB in the beginning and 154.7MB in the end (delta: 10.3MB). Peak memory consumption was 16.8MB. Max. memory is 33.6GB.
[2025-05-07 17:27:43,263 INFO  L158              Benchmark]: Boogie Preprocessor took 81.06ms. Allocated memory is still 234.9MB. Free memory was 154.7MB in the beginning and 148.3MB in the end (delta: 6.4MB). There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:27:43,264 INFO  L158              Benchmark]: RCFGBuilder took 922.75ms. Allocated memory was 234.9MB in the beginning and 318.8MB in the end (delta: 83.9MB). Free memory was 148.3MB in the beginning and 190.5MB in the end (delta: -42.1MB). Peak memory consumption was 58.7MB. Max. memory is 33.6GB.
[2025-05-07 17:27:43,264 INFO  L158              Benchmark]: TraceAbstraction took 937.21ms. Allocated memory was 318.8MB in the beginning and 285.2MB in the end (delta: -33.6MB). Free memory was 189.5MB in the beginning and 143.4MB in the end (delta: 46.2MB). Peak memory consumption was 23.7MB. Max. memory is 33.6GB.
[2025-05-07 17:27:43,265 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * SmtParser took 0.19ms. Allocated memory is still 234.9MB. Free memory is still 172.7MB. There was no memory consumed. Max. memory is 33.6GB.
 * ChcToBoogie took 56.57ms. Allocated memory is still 234.9MB. Free memory was 165.0MB in the beginning and 154.7MB in the end (delta: 10.3MB). Peak memory consumption was 16.8MB. Max. memory is 33.6GB.
 * Boogie Preprocessor took 81.06ms. Allocated memory is still 234.9MB. Free memory was 154.7MB in the beginning and 148.3MB in the end (delta: 6.4MB). There was no memory consumed. Max. memory is 33.6GB.
 * RCFGBuilder took 922.75ms. Allocated memory was 234.9MB in the beginning and 318.8MB in the end (delta: 83.9MB). Free memory was 148.3MB in the beginning and 190.5MB in the end (delta: -42.1MB). Peak memory consumption was 58.7MB. Max. memory is 33.6GB.
 * TraceAbstraction took 937.21ms. Allocated memory was 318.8MB in the beginning and 285.2MB in the end (delta: -33.6MB). Free memory was 189.5MB in the beginning and 143.4MB in the end (delta: 46.2MB). Peak memory consumption was 23.7MB. Max. memory is 33.6GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: ErrorAutomatonStatistics
    NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
  - PositiveResult [Unknown line] : the set of constraint Horn clauses is satisfiable
    For all program executions holds that the set of constraint Horn clauses is satisfiable at this location
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 64 procedures, 246 locations, 405 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 1428 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1093 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 29 IncrementalHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 335 mSDtfsCounter, 29 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=246occurred in iteration=0, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 100 ConstructedInterpolants, 0 QuantifiedInterpolants, 138 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 17:27:43,280 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
