./chc-comp-wrapper.sh ../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/functions/constructor_hierarchy.sol_1_no_adts_000.smt2 .


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


This is Ultimate 0.3.0-dev-42d8767-m
[2025-05-07 17:26:24,483 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2025-05-07 17:26:24,520 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_098ece5c-2803-489b-8648-12603990ce90/chc-comp25-scripts/participants/UltimateUnihorn/./chccomp-Unihorn_Default.epf
[2025-05-07 17:26:24,523 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2025-05-07 17:26:24,523 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2025-05-07 17:26:24,536 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2025-05-07 17:26:24,536 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2025-05-07 17:26:24,536 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2025-05-07 17:26:24,537 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2025-05-07 17:26:24,537 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2025-05-07 17:26:24,537 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2025-05-07 17:26:24,537 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2025-05-07 17:26:24,537 INFO  L153        SettingsManager]:  * Use SBE=true
[2025-05-07 17:26:24,537 INFO  L151        SettingsManager]: Preferences of ChcToBoogie differ from their defaults:
[2025-05-07 17:26:24,537 INFO  L153        SettingsManager]:  * Use one large procedure with gotos to replace tail recursive calls=false
[2025-05-07 17:26:24,537 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2025-05-07 17:26:24,537 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2025-05-07 17:26:24,537 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2025-05-07 17:26:24,538 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2025-05-07 17:26:24,538 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2025-05-07 17:26:24,538 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2025-05-07 17:26:24,538 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2025-05-07 17:26:24,538 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2025-05-07 17:26:24,538 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2025-05-07 17:26:24,538 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2025-05-07 17:26:24,538 INFO  L151        SettingsManager]: Preferences of SmtParser differ from their defaults:
[2025-05-07 17:26:24,538 INFO  L153        SettingsManager]:  * SmtParser Mode=UltimateTreeAutomizer
[2025-05-07 17:26:24,724 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2025-05-07 17:26:24,732 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2025-05-07 17:26:24,734 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2025-05-07 17:26:24,736 INFO  L270        PluginConnector]: Initializing SmtParser...
[2025-05-07 17:26:24,736 INFO  L274        PluginConnector]: SmtParser initialized
[2025-05-07 17:26:24,737 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_098ece5c-2803-489b-8648-12603990ce90/chc-comp25-scripts/participants/UltimateUnihorn/../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/functions/constructor_hierarchy.sol_1_no_adts_000.smt2
[2025-05-07 17:26:24,739 INFO  L314              SmtParser]: Parsing .smt2 file as a set of Horn Clauses
[2025-05-07 17:26:24,742 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
unknown
[2025-05-07 17:26:24,940 INFO  L339              SmtParser]: Successfully executed SMT file /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_098ece5c-2803-489b-8648-12603990ce90/chc-comp25-scripts/participants/UltimateUnihorn/../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/functions/constructor_hierarchy.sol_1_no_adts_000.smt2
[2025-05-07 17:26:24,942 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2025-05-07 17:26:24,943 INFO  L133        ToolchainWalker]: Walking toolchain with 4 elements.
[2025-05-07 17:26:24,944 INFO  L112        PluginConnector]: ------------------------ChcToBoogie----------------------------
[2025-05-07 17:26:24,944 INFO  L270        PluginConnector]: Initializing ChcToBoogie...
[2025-05-07 17:26:24,944 INFO  L274        PluginConnector]: ChcToBoogie initialized
[2025-05-07 17:26:24,945 INFO  L184        PluginConnector]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 07.05 05:26:24" (1/1) ...
[2025-05-07 17:26:24,970 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:26:24 Unit
[2025-05-07 17:26:24,970 INFO  L131        PluginConnector]: ------------------------ END ChcToBoogie----------------------------
[2025-05-07 17:26:24,971 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2025-05-07 17:26:24,971 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2025-05-07 17:26:24,971 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2025-05-07 17:26:24,982 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:26:24" (1/1) ...
[2025-05-07 17:26:24,982 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:26:24" (1/1) ...
[2025-05-07 17:26:25,002 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:26:24" (1/1) ...
[2025-05-07 17:26:25,003 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:26:24" (1/1) ...
[2025-05-07 17:26:25,006 INFO  L184        PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:26:24" (1/1) ...
[2025-05-07 17:26:25,006 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:26:24" (1/1) ...
[2025-05-07 17:26:25,008 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:26:24" (1/1) ...
[2025-05-07 17:26:25,009 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:26:24" (1/1) ...
[2025-05-07 17:26:25,010 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:26:24" (1/1) ...
[2025-05-07 17:26:25,020 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2025-05-07 17:26:25,020 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2025-05-07 17:26:25,020 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2025-05-07 17:26:25,021 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2025-05-07 17:26:25,021 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:26:24" (1/1) ...
[2025-05-07 17:26:25,023 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2025-05-07 17:26:25,032 INFO  L189       MonitoredProcess]: No working directory specified, using /usr/bin/z3
[2025-05-07 17:26:25,041 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 17:26:25,043 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 17:26:25,051 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure False given in one single declaration
[2025-05-07 17:26:25,052 INFO  L130     BoogieDeclarations]: Found specification of procedure False
[2025-05-07 17:26:25,052 INFO  L138     BoogieDeclarations]: Found implementation of procedure False
[2025-05-07 17:26:25,052 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure error_target_3_0 given in one single declaration
[2025-05-07 17:26:25,052 INFO  L130     BoogieDeclarations]: Found specification of procedure error_target_3_0
[2025-05-07 17:26:25,052 INFO  L138     BoogieDeclarations]: Found implementation of procedure error_target_3_0
[2025-05-07 17:26:25,052 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_constructor_6_A_35_0 given in one single declaration
[2025-05-07 17:26:25,052 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_constructor_6_A_35_0
[2025-05-07 17:26:25,052 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_constructor_6_A_35_0
[2025-05-07 17:26:25,052 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_21_A_35_0 given in one single declaration
[2025-05-07 17:26:25,052 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_21_A_35_0
[2025-05-07 17:26:25,052 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_21_A_35_0
[2025-05-07 17:26:25,052 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_8_constructor_34_35_0 given in one single declaration
[2025-05-07 17:26:25,052 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_8_constructor_34_35_0
[2025-05-07 17:26:25,052 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_8_constructor_34_35_0
[2025-05-07 17:26:25,052 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_20_constructor_34_35_0 given in one single declaration
[2025-05-07 17:26:25,052 INFO  L130     BoogieDeclarations]: Found specification of procedure block_20_constructor_34_35_0
[2025-05-07 17:26:25,052 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_20_constructor_34_35_0
[2025-05-07 17:26:25,053 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_17__33_35_0 given in one single declaration
[2025-05-07 17:26:25,053 INFO  L130     BoogieDeclarations]: Found specification of procedure block_17__33_35_0
[2025-05-07 17:26:25,053 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_17__33_35_0
[2025-05-07 17:26:25,053 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_16_constructor_34_35_0 given in one single declaration
[2025-05-07 17:26:25,053 INFO  L130     BoogieDeclarations]: Found specification of procedure block_16_constructor_34_35_0
[2025-05-07 17:26:25,053 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_16_constructor_34_35_0
[2025-05-07 17:26:25,053 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_19_constructor_34_35_0 given in one single declaration
[2025-05-07 17:26:25,053 INFO  L130     BoogieDeclarations]: Found specification of procedure block_19_constructor_34_35_0
[2025-05-07 17:26:25,053 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_19_constructor_34_35_0
[2025-05-07 17:26:25,053 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_18_return_constructor_34_35_0 given in one single declaration
[2025-05-07 17:26:25,053 INFO  L130     BoogieDeclarations]: Found specification of procedure block_18_return_constructor_34_35_0
[2025-05-07 17:26:25,053 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_18_return_constructor_34_35_0
[2025-05-07 17:26:25,053 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_after_init_23_A_35_0 given in one single declaration
[2025-05-07 17:26:25,053 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_after_init_23_A_35_0
[2025-05-07 17:26:25,053 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_after_init_23_A_35_0
[2025-05-07 17:26:25,053 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_entry_22_A_35_0 given in one single declaration
[2025-05-07 17:26:25,053 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_entry_22_A_35_0
[2025-05-07 17:26:25,053 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_entry_22_A_35_0
[2025-05-07 17:26:25,054 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_27_C_13_0 given in one single declaration
[2025-05-07 17:26:25,054 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_27_C_13_0
[2025-05-07 17:26:25,054 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_27_C_13_0
[2025-05-07 17:26:25,054 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_after_init_29_C_13_0 given in one single declaration
[2025-05-07 17:26:25,054 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_after_init_29_C_13_0
[2025-05-07 17:26:25,054 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_after_init_29_C_13_0
[2025-05-07 17:26:25,054 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_entry_28_C_13_0 given in one single declaration
[2025-05-07 17:26:25,054 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_entry_28_C_13_0
[2025-05-07 17:26:25,054 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_entry_28_C_13_0
[2025-05-07 17:26:25,054 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_7_constructor_12_35_0 given in one single declaration
[2025-05-07 17:26:25,054 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_7_constructor_12_35_0
[2025-05-07 17:26:25,054 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_7_constructor_12_35_0
[2025-05-07 17:26:25,054 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_26_return_constructor_12_35_0 given in one single declaration
[2025-05-07 17:26:25,054 INFO  L130     BoogieDeclarations]: Found specification of procedure block_26_return_constructor_12_35_0
[2025-05-07 17:26:25,054 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_26_return_constructor_12_35_0
[2025-05-07 17:26:25,054 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_25__11_35_0 given in one single declaration
[2025-05-07 17:26:25,054 INFO  L130     BoogieDeclarations]: Found specification of procedure block_25__11_35_0
[2025-05-07 17:26:25,054 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_25__11_35_0
[2025-05-07 17:26:25,054 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_24_constructor_12_35_0 given in one single declaration
[2025-05-07 17:26:25,054 INFO  L130     BoogieDeclarations]: Found specification of procedure block_24_constructor_12_35_0
[2025-05-07 17:26:25,055 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_24_constructor_12_35_0
[2025-05-07 17:26:25,055 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure implicit_constructor_entry_30_A_35_0 given in one single declaration
[2025-05-07 17:26:25,055 INFO  L130     BoogieDeclarations]: Found specification of procedure implicit_constructor_entry_30_A_35_0
[2025-05-07 17:26:25,055 INFO  L138     BoogieDeclarations]: Found implementation of procedure implicit_constructor_entry_30_A_35_0
[2025-05-07 17:26:25,055 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure Ultimate.START given in one single declaration
[2025-05-07 17:26:25,055 INFO  L130     BoogieDeclarations]: Found specification of procedure Ultimate.START
[2025-05-07 17:26:25,055 INFO  L138     BoogieDeclarations]: Found implementation of procedure Ultimate.START
[2025-05-07 17:26:25,174 INFO  L234             CfgBuilder]: Building ICFG
[2025-05-07 17:26:25,175 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2025-05-07 17:26:25,390 INFO  L?                        ?]: Removed 169 outVars from TransFormulas that were not future-live.
[2025-05-07 17:26:25,390 INFO  L283             CfgBuilder]: Performing block encoding
[2025-05-07 17:26:25,402 INFO  L304             CfgBuilder]: Using library mode
[2025-05-07 17:26:25,402 INFO  L312             CfgBuilder]: Removed 9 assume(true) statements.
[2025-05-07 17:26:25,402 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 05:26:25 BoogieIcfgContainer
[2025-05-07 17:26:25,402 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2025-05-07 17:26:25,405 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2025-05-07 17:26:25,405 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2025-05-07 17:26:25,408 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2025-05-07 17:26:25,408 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 07.05 05:26:24" (1/3) ...
[2025-05-07 17:26:25,409 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f217393 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 07.05 05:26:25, skipping insertion in model container
[2025-05-07 17:26:25,409 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:26:24" (2/3) ...
[2025-05-07 17:26:25,409 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f217393 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 05:26:25, skipping insertion in model container
[2025-05-07 17:26:25,409 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 05:26:25" (3/3) ...
[2025-05-07 17:26:25,411 INFO  L128   eAbstractionObserver]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver
[2025-05-07 17:26:25,424 INFO  L217   ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2025-05-07 17:26:25,426 INFO  L151   ceAbstractionStarter]: Applying trace abstraction to ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver that has 21 procedures, 86 locations, 133 edges, 21 initial locations, 0 loop locations, and 1 error locations.
[2025-05-07 17:26:25,457 INFO  L339      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2025-05-07 17:26:25,465 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;@7b7ace85, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2025-05-07 17:26:25,465 INFO  L341      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2025-05-07 17:26:25,468 INFO  L278                IsEmpty]: Start isEmpty. Operand  has 86 states, 35 states have (on average 1.1428571428571428) internal successors, (40), 40 states have internal predecessors, (40), 29 states have call successors, (31), 20 states have call predecessors, (31), 20 states have return successors, (31), 25 states have call predecessors, (31), 29 states have call successors, (31)
[2025-05-07 17:26:25,474 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 42
[2025-05-07 17:26:25,474 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:26:25,475 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]
[2025-05-07 17:26:25,475 INFO  L403      AbstractCegarLoop]: === Iteration 1 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:26:25,478 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:26:25,478 INFO  L85        PathProgramCache]: Analyzing trace with hash 125019594, now seen corresponding path program 1 times
[2025-05-07 17:26:25,483 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:26:25,484 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491818456]
[2025-05-07 17:26:25,484 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:26:25,484 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:26:25,520 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 41 statements into 1 equivalence classes.
[2025-05-07 17:26:25,553 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 41 of 41 statements.
[2025-05-07 17:26:25,554 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:26:25,554 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:26:25,686 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 17:26:25,687 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:26:25,687 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491818456]
[2025-05-07 17:26:25,687 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491818456] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:26:25,687 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:26:25,689 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2025-05-07 17:26:25,690 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412575477]
[2025-05-07 17:26:25,690 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:26:25,693 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2025-05-07 17:26:25,693 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:26:25,709 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2025-05-07 17:26:25,710 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2025-05-07 17:26:25,711 INFO  L87              Difference]: Start difference. First operand  has 86 states, 35 states have (on average 1.1428571428571428) internal successors, (40), 40 states have internal predecessors, (40), 29 states have call successors, (31), 20 states have call predecessors, (31), 20 states have return successors, (31), 25 states have call predecessors, (31), 29 states have call successors, (31) Second operand  has 4 states, 3 states have (on average 6.333333333333333) internal successors, (19), 4 states have internal predecessors, (19), 3 states have call successors, (11), 1 states have call predecessors, (11), 3 states have return successors, (11), 4 states have call predecessors, (11), 3 states have call successors, (11)
[2025-05-07 17:26:25,784 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:26:25,785 INFO  L93              Difference]: Finished difference Result 88 states and 105 transitions.
[2025-05-07 17:26:25,786 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2025-05-07 17:26:25,787 INFO  L79                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 6.333333333333333) internal successors, (19), 4 states have internal predecessors, (19), 3 states have call successors, (11), 1 states have call predecessors, (11), 3 states have return successors, (11), 4 states have call predecessors, (11), 3 states have call successors, (11) Word has length 41
[2025-05-07 17:26:25,788 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:26:25,795 INFO  L225             Difference]: With dead ends: 88
[2025-05-07 17:26:25,795 INFO  L226             Difference]: Without dead ends: 88
[2025-05-07 17:26:25,797 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 17:26:25,800 INFO  L437           NwaCegarLoop]: 98 mSDtfsCounter, 1 mSDsluCounter, 180 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 278 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:26:25,801 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 278 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:26:25,817 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 88 states.
[2025-05-07 17:26:25,838 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 86.
[2025-05-07 17:26:25,839 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 86 states, 35 states have (on average 1.1142857142857143) internal successors, (39), 39 states have internal predecessors, (39), 29 states have call successors, (31), 20 states have call predecessors, (31), 21 states have return successors, (33), 26 states have call predecessors, (33), 29 states have call successors, (33)
[2025-05-07 17:26:25,844 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 103 transitions.
[2025-05-07 17:26:25,850 INFO  L79                 Accepts]: Start accepts. Automaton has 86 states and 103 transitions. Word has length 41
[2025-05-07 17:26:25,850 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:26:25,850 INFO  L485      AbstractCegarLoop]: Abstraction has 86 states and 103 transitions.
[2025-05-07 17:26:25,851 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 6.333333333333333) internal successors, (19), 4 states have internal predecessors, (19), 3 states have call successors, (11), 1 states have call predecessors, (11), 3 states have return successors, (11), 4 states have call predecessors, (11), 3 states have call successors, (11)
[2025-05-07 17:26:25,851 INFO  L278                IsEmpty]: Start isEmpty. Operand 86 states and 103 transitions.
[2025-05-07 17:26:25,853 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 42
[2025-05-07 17:26:25,853 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:26:25,853 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]
[2025-05-07 17:26:25,854 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2025-05-07 17:26:25,854 INFO  L403      AbstractCegarLoop]: === Iteration 2 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:26:25,855 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:26:25,855 INFO  L85        PathProgramCache]: Analyzing trace with hash -136435386, now seen corresponding path program 1 times
[2025-05-07 17:26:25,855 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:26:25,855 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25998279]
[2025-05-07 17:26:25,855 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:26:25,855 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:26:25,879 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 41 statements into 1 equivalence classes.
[2025-05-07 17:26:25,902 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 41 of 41 statements.
[2025-05-07 17:26:25,902 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:26:25,902 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:26:26,020 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 17:26:26,020 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:26:26,020 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25998279]
[2025-05-07 17:26:26,020 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25998279] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:26:26,020 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:26:26,021 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2025-05-07 17:26:26,021 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439051485]
[2025-05-07 17:26:26,021 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:26:26,022 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2025-05-07 17:26:26,022 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:26:26,022 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2025-05-07 17:26:26,023 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2025-05-07 17:26:26,023 INFO  L87              Difference]: Start difference. First operand 86 states and 103 transitions. Second operand  has 6 states, 5 states have (on average 3.8) internal successors, (19), 6 states have internal predecessors, (19), 4 states have call successors, (11), 1 states have call predecessors, (11), 5 states have return successors, (11), 5 states have call predecessors, (11), 4 states have call successors, (11)
[2025-05-07 17:26:26,074 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:26:26,074 INFO  L93              Difference]: Finished difference Result 83 states and 96 transitions.
[2025-05-07 17:26:26,074 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2025-05-07 17:26:26,075 INFO  L79                 Accepts]: Start accepts. Automaton has  has 6 states, 5 states have (on average 3.8) internal successors, (19), 6 states have internal predecessors, (19), 4 states have call successors, (11), 1 states have call predecessors, (11), 5 states have return successors, (11), 5 states have call predecessors, (11), 4 states have call successors, (11) Word has length 41
[2025-05-07 17:26:26,075 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:26:26,076 INFO  L225             Difference]: With dead ends: 83
[2025-05-07 17:26:26,076 INFO  L226             Difference]: Without dead ends: 80
[2025-05-07 17:26:26,076 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 17:26:26,077 INFO  L437           NwaCegarLoop]: 93 mSDtfsCounter, 0 mSDsluCounter, 358 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 451 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:26:26,077 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 451 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:26:26,078 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 80 states.
[2025-05-07 17:26:26,085 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80.
[2025-05-07 17:26:26,085 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 80 states, 34 states have (on average 1.0588235294117647) internal successors, (36), 36 states have internal predecessors, (36), 25 states have call successors, (27), 20 states have call predecessors, (27), 20 states have return successors, (27), 23 states have call predecessors, (27), 25 states have call successors, (27)
[2025-05-07 17:26:26,086 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 90 transitions.
[2025-05-07 17:26:26,087 INFO  L79                 Accepts]: Start accepts. Automaton has 80 states and 90 transitions. Word has length 41
[2025-05-07 17:26:26,087 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:26:26,087 INFO  L485      AbstractCegarLoop]: Abstraction has 80 states and 90 transitions.
[2025-05-07 17:26:26,087 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 3.8) internal successors, (19), 6 states have internal predecessors, (19), 4 states have call successors, (11), 1 states have call predecessors, (11), 5 states have return successors, (11), 5 states have call predecessors, (11), 4 states have call successors, (11)
[2025-05-07 17:26:26,087 INFO  L278                IsEmpty]: Start isEmpty. Operand 80 states and 90 transitions.
[2025-05-07 17:26:26,088 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 67
[2025-05-07 17:26:26,089 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:26:26,089 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]
[2025-05-07 17:26:26,089 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2025-05-07 17:26:26,089 INFO  L403      AbstractCegarLoop]: === Iteration 3 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:26:26,089 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:26:26,089 INFO  L85        PathProgramCache]: Analyzing trace with hash 664584813, now seen corresponding path program 1 times
[2025-05-07 17:26:26,089 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:26:26,089 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845275117]
[2025-05-07 17:26:26,089 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:26:26,090 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:26:26,115 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 66 statements into 1 equivalence classes.
[2025-05-07 17:26:26,122 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 66 of 66 statements.
[2025-05-07 17:26:26,122 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:26:26,122 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:26:26,197 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 17:26:26,198 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:26:26,198 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845275117]
[2025-05-07 17:26:26,198 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [845275117] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:26:26,198 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:26:26,198 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2025-05-07 17:26:26,198 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150020895]
[2025-05-07 17:26:26,198 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:26:26,198 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2025-05-07 17:26:26,198 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:26:26,199 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2025-05-07 17:26:26,199 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2025-05-07 17:26:26,199 INFO  L87              Difference]: Start difference. First operand 80 states and 90 transitions. Second operand  has 4 states, 3 states have (on average 10.0) internal successors, (30), 4 states have internal predecessors, (30), 3 states have call successors, (18), 1 states have call predecessors, (18), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18)
[2025-05-07 17:26:26,211 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:26:26,211 INFO  L93              Difference]: Finished difference Result 82 states and 91 transitions.
[2025-05-07 17:26:26,212 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2025-05-07 17:26:26,212 INFO  L79                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 10.0) internal successors, (30), 4 states have internal predecessors, (30), 3 states have call successors, (18), 1 states have call predecessors, (18), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 66
[2025-05-07 17:26:26,212 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:26:26,213 INFO  L225             Difference]: With dead ends: 82
[2025-05-07 17:26:26,213 INFO  L226             Difference]: Without dead ends: 77
[2025-05-07 17:26:26,213 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 17:26:26,214 INFO  L437           NwaCegarLoop]: 91 mSDtfsCounter, 1 mSDsluCounter, 172 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 263 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 17:26:26,214 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 263 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:26:26,215 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 77 states.
[2025-05-07 17:26:26,220 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77.
[2025-05-07 17:26:26,220 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 77 states, 34 states have (on average 1.0294117647058822) internal successors, (35), 35 states have internal predecessors, (35), 22 states have call successors, (24), 20 states have call predecessors, (24), 20 states have return successors, (24), 21 states have call predecessors, (24), 22 states have call successors, (24)
[2025-05-07 17:26:26,221 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 83 transitions.
[2025-05-07 17:26:26,221 INFO  L79                 Accepts]: Start accepts. Automaton has 77 states and 83 transitions. Word has length 66
[2025-05-07 17:26:26,221 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:26:26,221 INFO  L485      AbstractCegarLoop]: Abstraction has 77 states and 83 transitions.
[2025-05-07 17:26:26,221 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 10.0) internal successors, (30), 4 states have internal predecessors, (30), 3 states have call successors, (18), 1 states have call predecessors, (18), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18)
[2025-05-07 17:26:26,222 INFO  L278                IsEmpty]: Start isEmpty. Operand 77 states and 83 transitions.
[2025-05-07 17:26:26,223 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 67
[2025-05-07 17:26:26,223 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:26:26,223 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]
[2025-05-07 17:26:26,223 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2025-05-07 17:26:26,224 INFO  L403      AbstractCegarLoop]: === Iteration 4 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:26:26,224 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:26:26,224 INFO  L85        PathProgramCache]: Analyzing trace with hash -1241443400, now seen corresponding path program 1 times
[2025-05-07 17:26:26,224 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:26:26,224 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043058193]
[2025-05-07 17:26:26,224 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:26:26,224 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:26:26,249 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 66 statements into 1 equivalence classes.
[2025-05-07 17:26:26,254 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 66 of 66 statements.
[2025-05-07 17:26:26,254 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:26:26,254 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:26:26,324 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 17:26:26,324 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:26:26,324 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043058193]
[2025-05-07 17:26:26,324 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043058193] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:26:26,324 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:26:26,324 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2025-05-07 17:26:26,324 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118183871]
[2025-05-07 17:26:26,324 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:26:26,325 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2025-05-07 17:26:26,325 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:26:26,325 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2025-05-07 17:26:26,325 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2025-05-07 17:26:26,326 INFO  L87              Difference]: Start difference. First operand 77 states and 83 transitions. Second operand  has 4 states, 3 states have (on average 10.0) internal successors, (30), 4 states have internal predecessors, (30), 4 states have call successors, (18), 1 states have call predecessors, (18), 3 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18)
[2025-05-07 17:26:26,342 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:26:26,342 INFO  L93              Difference]: Finished difference Result 79 states and 84 transitions.
[2025-05-07 17:26:26,342 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2025-05-07 17:26:26,342 INFO  L79                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 10.0) internal successors, (30), 4 states have internal predecessors, (30), 4 states have call successors, (18), 1 states have call predecessors, (18), 3 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) Word has length 66
[2025-05-07 17:26:26,343 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:26:26,343 INFO  L225             Difference]: With dead ends: 79
[2025-05-07 17:26:26,343 INFO  L226             Difference]: Without dead ends: 75
[2025-05-07 17:26:26,344 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 17:26:26,344 INFO  L437           NwaCegarLoop]: 82 mSDtfsCounter, 1 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 235 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:26:26,345 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 235 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:26:26,345 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 75 states.
[2025-05-07 17:26:26,350 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75.
[2025-05-07 17:26:26,350 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 75 states, 34 states have (on average 1.0) internal successors, (34), 34 states have internal predecessors, (34), 20 states have call successors, (22), 20 states have call predecessors, (22), 20 states have return successors, (22), 20 states have call predecessors, (22), 20 states have call successors, (22)
[2025-05-07 17:26:26,351 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 78 transitions.
[2025-05-07 17:26:26,351 INFO  L79                 Accepts]: Start accepts. Automaton has 75 states and 78 transitions. Word has length 66
[2025-05-07 17:26:26,351 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:26:26,351 INFO  L485      AbstractCegarLoop]: Abstraction has 75 states and 78 transitions.
[2025-05-07 17:26:26,351 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 10.0) internal successors, (30), 4 states have internal predecessors, (30), 4 states have call successors, (18), 1 states have call predecessors, (18), 3 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18)
[2025-05-07 17:26:26,351 INFO  L278                IsEmpty]: Start isEmpty. Operand 75 states and 78 transitions.
[2025-05-07 17:26:26,352 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 67
[2025-05-07 17:26:26,353 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:26:26,353 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]
[2025-05-07 17:26:26,353 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2025-05-07 17:26:26,353 INFO  L403      AbstractCegarLoop]: === Iteration 5 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:26:26,353 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:26:26,354 INFO  L85        PathProgramCache]: Analyzing trace with hash 371151650, now seen corresponding path program 1 times
[2025-05-07 17:26:26,354 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:26:26,354 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22587419]
[2025-05-07 17:26:26,354 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:26:26,354 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:26:26,377 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 66 statements into 1 equivalence classes.
[2025-05-07 17:26:26,392 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 66 of 66 statements.
[2025-05-07 17:26:26,392 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:26:26,392 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:26:27,042 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 17:26:27,042 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:26:27,042 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22587419]
[2025-05-07 17:26:27,042 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22587419] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:26:27,042 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:26:27,042 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20
[2025-05-07 17:26:27,042 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149916652]
[2025-05-07 17:26:27,042 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:26:27,043 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 20 states
[2025-05-07 17:26:27,043 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:26:27,043 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants.
[2025-05-07 17:26:27,044 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=341, Unknown=0, NotChecked=0, Total=380
[2025-05-07 17:26:27,044 INFO  L87              Difference]: Start difference. First operand 75 states and 78 transitions. Second operand  has 20 states, 14 states have (on average 2.142857142857143) internal successors, (30), 17 states have internal predecessors, (30), 9 states have call successors, (18), 1 states have call predecessors, (18), 14 states have return successors, (18), 14 states have call predecessors, (18), 9 states have call successors, (18)
[2025-05-07 17:26:27,310 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:26:27,310 INFO  L93              Difference]: Finished difference Result 81 states and 85 transitions.
[2025-05-07 17:26:27,311 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2025-05-07 17:26:27,311 INFO  L79                 Accepts]: Start accepts. Automaton has  has 20 states, 14 states have (on average 2.142857142857143) internal successors, (30), 17 states have internal predecessors, (30), 9 states have call successors, (18), 1 states have call predecessors, (18), 14 states have return successors, (18), 14 states have call predecessors, (18), 9 states have call successors, (18) Word has length 66
[2025-05-07 17:26:27,312 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:26:27,312 INFO  L225             Difference]: With dead ends: 81
[2025-05-07 17:26:27,312 INFO  L226             Difference]: Without dead ends: 71
[2025-05-07 17:26:27,313 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=51, Invalid=455, Unknown=0, NotChecked=0, Total=506
[2025-05-07 17:26:27,313 INFO  L437           NwaCegarLoop]: 64 mSDtfsCounter, 5 mSDsluCounter, 984 mSDsCounter, 0 mSdLazyCounter, 246 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 1048 SdHoareTripleChecker+Invalid, 246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 246 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2025-05-07 17:26:27,314 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 1048 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 246 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2025-05-07 17:26:27,314 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 71 states.
[2025-05-07 17:26:27,318 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71.
[2025-05-07 17:26:27,318 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 71 states, 32 states have (on average 1.0) internal successors, (32), 32 states have internal predecessors, (32), 19 states have call successors, (20), 19 states have call predecessors, (20), 19 states have return successors, (20), 19 states have call predecessors, (20), 19 states have call successors, (20)
[2025-05-07 17:26:27,319 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 72 transitions.
[2025-05-07 17:26:27,319 INFO  L79                 Accepts]: Start accepts. Automaton has 71 states and 72 transitions. Word has length 66
[2025-05-07 17:26:27,319 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:26:27,319 INFO  L485      AbstractCegarLoop]: Abstraction has 71 states and 72 transitions.
[2025-05-07 17:26:27,320 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 20 states, 14 states have (on average 2.142857142857143) internal successors, (30), 17 states have internal predecessors, (30), 9 states have call successors, (18), 1 states have call predecessors, (18), 14 states have return successors, (18), 14 states have call predecessors, (18), 9 states have call successors, (18)
[2025-05-07 17:26:27,320 INFO  L278                IsEmpty]: Start isEmpty. Operand 71 states and 72 transitions.
[2025-05-07 17:26:27,321 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 67
[2025-05-07 17:26:27,321 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:26:27,321 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]
[2025-05-07 17:26:27,321 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2025-05-07 17:26:27,321 INFO  L403      AbstractCegarLoop]: === Iteration 6 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:26:27,322 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:26:27,322 INFO  L85        PathProgramCache]: Analyzing trace with hash 1669079896, now seen corresponding path program 1 times
[2025-05-07 17:26:27,322 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:26:27,322 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770363821]
[2025-05-07 17:26:27,322 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:26:27,322 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:26:27,348 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 66 statements into 1 equivalence classes.
[2025-05-07 17:26:27,359 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 66 of 66 statements.
[2025-05-07 17:26:27,359 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:26:27,359 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:26:27,452 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 17:26:27,452 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:26:27,452 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770363821]
[2025-05-07 17:26:27,452 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770363821] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:26:27,452 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:26:27,452 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2025-05-07 17:26:27,452 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035182007]
[2025-05-07 17:26:27,452 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:26:27,453 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2025-05-07 17:26:27,453 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:26:27,453 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2025-05-07 17:26:27,454 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2025-05-07 17:26:27,454 INFO  L87              Difference]: Start difference. First operand 71 states and 72 transitions. Second operand  has 7 states, 5 states have (on average 6.0) internal successors, (30), 7 states have internal predecessors, (30), 5 states have call successors, (18), 1 states have call predecessors, (18), 5 states have return successors, (18), 6 states have call predecessors, (18), 5 states have call successors, (18)
[2025-05-07 17:26:27,496 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:26:27,496 INFO  L93              Difference]: Finished difference Result 73 states and 73 transitions.
[2025-05-07 17:26:27,496 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2025-05-07 17:26:27,496 INFO  L79                 Accepts]: Start accepts. Automaton has  has 7 states, 5 states have (on average 6.0) internal successors, (30), 7 states have internal predecessors, (30), 5 states have call successors, (18), 1 states have call predecessors, (18), 5 states have return successors, (18), 6 states have call predecessors, (18), 5 states have call successors, (18) Word has length 66
[2025-05-07 17:26:27,497 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:26:27,497 INFO  L225             Difference]: With dead ends: 73
[2025-05-07 17:26:27,498 INFO  L226             Difference]: Without dead ends: 67
[2025-05-07 17:26:27,498 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56
[2025-05-07 17:26:27,498 INFO  L437           NwaCegarLoop]: 69 mSDtfsCounter, 2 mSDsluCounter, 327 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 396 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:26:27,498 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 396 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:26:27,499 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 67 states.
[2025-05-07 17:26:27,501 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67.
[2025-05-07 17:26:27,501 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 67 states, 30 states have (on average 1.0) internal successors, (30), 30 states have internal predecessors, (30), 18 states have call successors, (18), 18 states have call predecessors, (18), 18 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18)
[2025-05-07 17:26:27,501 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 66 transitions.
[2025-05-07 17:26:27,501 INFO  L79                 Accepts]: Start accepts. Automaton has 67 states and 66 transitions. Word has length 66
[2025-05-07 17:26:27,501 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:26:27,501 INFO  L485      AbstractCegarLoop]: Abstraction has 67 states and 66 transitions.
[2025-05-07 17:26:27,502 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 5 states have (on average 6.0) internal successors, (30), 7 states have internal predecessors, (30), 5 states have call successors, (18), 1 states have call predecessors, (18), 5 states have return successors, (18), 6 states have call predecessors, (18), 5 states have call successors, (18)
[2025-05-07 17:26:27,502 INFO  L278                IsEmpty]: Start isEmpty. Operand 67 states and 66 transitions.
[2025-05-07 17:26:27,502 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 67
[2025-05-07 17:26:27,502 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:26:27,502 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]
[2025-05-07 17:26:27,502 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2025-05-07 17:26:27,502 INFO  L403      AbstractCegarLoop]: === Iteration 7 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:26:27,503 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:26:27,503 INFO  L85        PathProgramCache]: Analyzing trace with hash 557351100, now seen corresponding path program 1 times
[2025-05-07 17:26:27,503 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:26:27,503 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476172261]
[2025-05-07 17:26:27,503 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:26:27,503 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:26:27,528 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 66 statements into 1 equivalence classes.
[2025-05-07 17:26:27,539 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 66 of 66 statements.
[2025-05-07 17:26:27,539 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:26:27,539 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:26:27,620 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 17:26:27,620 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:26:27,620 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476172261]
[2025-05-07 17:26:27,620 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476172261] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:26:27,620 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:26:27,620 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2025-05-07 17:26:27,620 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634170614]
[2025-05-07 17:26:27,620 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:26:27,620 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2025-05-07 17:26:27,620 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:26:27,621 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2025-05-07 17:26:27,621 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2025-05-07 17:26:27,621 INFO  L87              Difference]: Start difference. First operand 67 states and 66 transitions. Second operand  has 7 states, 6 states have (on average 5.0) internal successors, (30), 7 states have internal predecessors, (30), 4 states have call successors, (18), 1 states have call predecessors, (18), 6 states have return successors, (18), 6 states have call predecessors, (18), 4 states have call successors, (18)
[2025-05-07 17:26:27,650 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:26:27,650 INFO  L93              Difference]: Finished difference Result 61 states and 60 transitions.
[2025-05-07 17:26:27,650 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2025-05-07 17:26:27,651 INFO  L79                 Accepts]: Start accepts. Automaton has  has 7 states, 6 states have (on average 5.0) internal successors, (30), 7 states have internal predecessors, (30), 4 states have call successors, (18), 1 states have call predecessors, (18), 6 states have return successors, (18), 6 states have call predecessors, (18), 4 states have call successors, (18) Word has length 66
[2025-05-07 17:26:27,651 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:26:27,651 INFO  L225             Difference]: With dead ends: 61
[2025-05-07 17:26:27,651 INFO  L226             Difference]: Without dead ends: 0
[2025-05-07 17:26:27,651 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 17:26:27,652 INFO  L437           NwaCegarLoop]: 57 mSDtfsCounter, 0 mSDsluCounter, 270 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 327 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:26:27,652 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 327 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:26:27,652 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2025-05-07 17:26:27,652 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2025-05-07 17:26:27,652 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 17:26:27,652 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2025-05-07 17:26:27,652 INFO  L79                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66
[2025-05-07 17:26:27,653 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:26:27,653 INFO  L485      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2025-05-07 17:26:27,653 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 6 states have (on average 5.0) internal successors, (30), 7 states have internal predecessors, (30), 4 states have call successors, (18), 1 states have call predecessors, (18), 6 states have return successors, (18), 6 states have call predecessors, (18), 4 states have call successors, (18)
[2025-05-07 17:26:27,653 INFO  L278                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2025-05-07 17:26:27,653 INFO  L284                IsEmpty]: Finished isEmpty. No accepting run.
[2025-05-07 17:26:27,655 INFO  L790   garLoopResultBuilder]: Registering result SAFE for location Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY (0 of 1 remaining)
[2025-05-07 17:26:27,655 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2025-05-07 17:26:27,658 INFO  L422         BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1]
[2025-05-07 17:26:27,660 INFO  L171   ceAbstractionStarter]: Computing trace abstraction results
[2025-05-07 17:26:27,663 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 05:26:27 BoogieIcfgContainer
[2025-05-07 17:26:27,663 INFO  L131        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2025-05-07 17:26:27,664 INFO  L158              Benchmark]: Toolchain (without parser) took 2720.61ms. Allocated memory is still 234.9MB. Free memory was 153.8MB in the beginning and 123.8MB in the end (delta: 30.0MB). Peak memory consumption was 44.7MB. Max. memory is 33.6GB.
[2025-05-07 17:26:27,664 INFO  L158              Benchmark]: SmtParser took 0.41ms. Allocated memory is still 234.9MB. Free memory is still 172.5MB. There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:26:27,664 INFO  L158              Benchmark]: ChcToBoogie took 26.67ms. Allocated memory is still 234.9MB. Free memory was 153.7MB in the beginning and 151.5MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:26:27,664 INFO  L158              Benchmark]: Boogie Preprocessor took 49.24ms. Allocated memory is still 234.9MB. Free memory was 151.5MB in the beginning and 148.5MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:26:27,664 INFO  L158              Benchmark]: RCFGBuilder took 382.10ms. Allocated memory is still 234.9MB. Free memory was 148.4MB in the beginning and 190.7MB in the end (delta: -42.3MB). Peak memory consumption was 42.6MB. Max. memory is 33.6GB.
[2025-05-07 17:26:27,664 INFO  L158              Benchmark]: TraceAbstraction took 2258.39ms. Allocated memory is still 234.9MB. Free memory was 190.3MB in the beginning and 123.8MB in the end (delta: 66.5MB). Peak memory consumption was 69.2MB. Max. memory is 33.6GB.
[2025-05-07 17:26:27,665 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * SmtParser took 0.41ms. Allocated memory is still 234.9MB. Free memory is still 172.5MB. There was no memory consumed. Max. memory is 33.6GB.
 * ChcToBoogie took 26.67ms. Allocated memory is still 234.9MB. Free memory was 153.7MB in the beginning and 151.5MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 33.6GB.
 * Boogie Preprocessor took 49.24ms. Allocated memory is still 234.9MB. Free memory was 151.5MB in the beginning and 148.5MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 33.6GB.
 * RCFGBuilder took 382.10ms. Allocated memory is still 234.9MB. Free memory was 148.4MB in the beginning and 190.7MB in the end (delta: -42.3MB). Peak memory consumption was 42.6MB. Max. memory is 33.6GB.
 * TraceAbstraction took 2258.39ms. Allocated memory is still 234.9MB. Free memory was 190.3MB in the beginning and 123.8MB in the end (delta: 66.5MB). Peak memory consumption was 69.2MB. 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 21 procedures, 86 locations, 133 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 28 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10 mSDsluCounter, 2998 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2444 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 338 IncrementalHoareTripleChecker+Invalid, 339 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 554 mSDtfsCounter, 338 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=86occurred in iteration=0, InterpolantAutomatonStates: 52, 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: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 412 NumberOfCodeBlocks, 412 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 405 ConstructedInterpolants, 0 QuantifiedInterpolants, 638 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 17:26:27,677 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
