./chc-comp-wrapper.sh ../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/types/enum_explicit_values.sol_0_no_adts_000.smt2 .


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This is Ultimate 0.3.0-dev-42d8767-m
[2025-05-07 17:26:33,200 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2025-05-07 17:26:33,236 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b178e0c9-9e41-4ea0-a0d0-340fb084a1ae/chc-comp25-scripts/participants/UltimateUnihorn/./chccomp-Unihorn_Default.epf
[2025-05-07 17:26:33,239 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2025-05-07 17:26:33,239 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2025-05-07 17:26:33,252 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2025-05-07 17:26:33,252 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2025-05-07 17:26:33,252 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2025-05-07 17:26:33,252 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2025-05-07 17:26:33,252 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2025-05-07 17:26:33,253 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2025-05-07 17:26:33,253 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2025-05-07 17:26:33,253 INFO  L153        SettingsManager]:  * Use SBE=true
[2025-05-07 17:26:33,253 INFO  L151        SettingsManager]: Preferences of ChcToBoogie differ from their defaults:
[2025-05-07 17:26:33,253 INFO  L153        SettingsManager]:  * Use one large procedure with gotos to replace tail recursive calls=false
[2025-05-07 17:26:33,253 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2025-05-07 17:26:33,253 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2025-05-07 17:26:33,253 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2025-05-07 17:26:33,253 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2025-05-07 17:26:33,253 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2025-05-07 17:26:33,253 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2025-05-07 17:26:33,253 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2025-05-07 17:26:33,253 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2025-05-07 17:26:33,253 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2025-05-07 17:26:33,253 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2025-05-07 17:26:33,254 INFO  L151        SettingsManager]: Preferences of SmtParser differ from their defaults:
[2025-05-07 17:26:33,254 INFO  L153        SettingsManager]:  * SmtParser Mode=UltimateTreeAutomizer
[2025-05-07 17:26:33,446 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2025-05-07 17:26:33,454 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2025-05-07 17:26:33,456 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2025-05-07 17:26:33,457 INFO  L270        PluginConnector]: Initializing SmtParser...
[2025-05-07 17:26:33,457 INFO  L274        PluginConnector]: SmtParser initialized
[2025-05-07 17:26:33,458 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b178e0c9-9e41-4ea0-a0d0-340fb084a1ae/chc-comp25-scripts/participants/UltimateUnihorn/../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/types/enum_explicit_values.sol_0_no_adts_000.smt2
[2025-05-07 17:26:33,459 INFO  L314              SmtParser]: Parsing .smt2 file as a set of Horn Clauses
[2025-05-07 17:26:33,461 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
unknown
[2025-05-07 17:26:33,678 INFO  L339              SmtParser]: Successfully executed SMT file /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b178e0c9-9e41-4ea0-a0d0-340fb084a1ae/chc-comp25-scripts/participants/UltimateUnihorn/../../../chc-comp25-benchmarks/solidity/no_adts/unit_tests/types/enum_explicit_values.sol_0_no_adts_000.smt2
[2025-05-07 17:26:33,681 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2025-05-07 17:26:33,683 INFO  L133        ToolchainWalker]: Walking toolchain with 4 elements.
[2025-05-07 17:26:33,683 INFO  L112        PluginConnector]: ------------------------ChcToBoogie----------------------------
[2025-05-07 17:26:33,684 INFO  L270        PluginConnector]: Initializing ChcToBoogie...
[2025-05-07 17:26:33,684 INFO  L274        PluginConnector]: ChcToBoogie initialized
[2025-05-07 17:26:33,686 INFO  L184        PluginConnector]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 07.05 05:26:33" (1/1) ...
[2025-05-07 17:26:33,722 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:26:33 Unit
[2025-05-07 17:26:33,722 INFO  L131        PluginConnector]: ------------------------ END ChcToBoogie----------------------------
[2025-05-07 17:26:33,723 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2025-05-07 17:26:33,723 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2025-05-07 17:26:33,723 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2025-05-07 17:26:33,737 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:26:33" (1/1) ...
[2025-05-07 17:26:33,737 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:26:33" (1/1) ...
[2025-05-07 17:26:33,765 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:26:33" (1/1) ...
[2025-05-07 17:26:33,766 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:26:33" (1/1) ...
[2025-05-07 17:26:33,772 INFO  L184        PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:26:33" (1/1) ...
[2025-05-07 17:26:33,773 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:26:33" (1/1) ...
[2025-05-07 17:26:33,775 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:26:33" (1/1) ...
[2025-05-07 17:26:33,777 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:26:33" (1/1) ...
[2025-05-07 17:26:33,779 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:26:33" (1/1) ...
[2025-05-07 17:26:33,796 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2025-05-07 17:26:33,797 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2025-05-07 17:26:33,797 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2025-05-07 17:26:33,797 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2025-05-07 17:26:33,798 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:26:33" (1/1) ...
[2025-05-07 17:26:33,800 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2025-05-07 17:26:33,812 INFO  L189       MonitoredProcess]: No working directory specified, using /usr/bin/z3
[2025-05-07 17:26:33,821 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 17:26:33,823 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 17:26:33,840 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure False given in one single declaration
[2025-05-07 17:26:33,840 INFO  L130     BoogieDeclarations]: Found specification of procedure False
[2025-05-07 17:26:33,840 INFO  L138     BoogieDeclarations]: Found implementation of procedure False
[2025-05-07 17:26:33,840 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure error_target_3_0 given in one single declaration
[2025-05-07 17:26:33,840 INFO  L130     BoogieDeclarations]: Found specification of procedure error_target_3_0
[2025-05-07 17:26:33,841 INFO  L138     BoogieDeclarations]: Found implementation of procedure error_target_3_0
[2025-05-07 17:26:33,841 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure interface_0_C_32_0 given in one single declaration
[2025-05-07 17:26:33,841 INFO  L130     BoogieDeclarations]: Found specification of procedure interface_0_C_32_0
[2025-05-07 17:26:33,841 INFO  L138     BoogieDeclarations]: Found implementation of procedure interface_0_C_32_0
[2025-05-07 17:26:33,841 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_constructor_2_C_32_0 given in one single declaration
[2025-05-07 17:26:33,841 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_constructor_2_C_32_0
[2025-05-07 17:26:33,841 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_constructor_2_C_32_0
[2025-05-07 17:26:33,841 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure implicit_constructor_entry_13_C_32_0 given in one single declaration
[2025-05-07 17:26:33,841 INFO  L130     BoogieDeclarations]: Found specification of procedure implicit_constructor_entry_13_C_32_0
[2025-05-07 17:26:33,842 INFO  L138     BoogieDeclarations]: Found implementation of procedure implicit_constructor_entry_13_C_32_0
[2025-05-07 17:26:33,842 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_10_C_32_0 given in one single declaration
[2025-05-07 17:26:33,842 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_10_C_32_0
[2025-05-07 17:26:33,842 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_10_C_32_0
[2025-05-07 17:26:33,842 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_after_init_12_C_32_0 given in one single declaration
[2025-05-07 17:26:33,842 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_after_init_12_C_32_0
[2025-05-07 17:26:33,842 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_after_init_12_C_32_0
[2025-05-07 17:26:33,842 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure contract_initializer_entry_11_C_32_0 given in one single declaration
[2025-05-07 17:26:33,843 INFO  L130     BoogieDeclarations]: Found specification of procedure contract_initializer_entry_11_C_32_0
[2025-05-07 17:26:33,843 INFO  L138     BoogieDeclarations]: Found implementation of procedure contract_initializer_entry_11_C_32_0
[2025-05-07 17:26:33,843 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_4_function_f__31_32_0 given in one single declaration
[2025-05-07 17:26:33,843 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_4_function_f__31_32_0
[2025-05-07 17:26:33,843 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_4_function_f__31_32_0
[2025-05-07 17:26:33,843 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_9_function_f__31_32_0 given in one single declaration
[2025-05-07 17:26:33,843 INFO  L130     BoogieDeclarations]: Found specification of procedure block_9_function_f__31_32_0
[2025-05-07 17:26:33,843 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_9_function_f__31_32_0
[2025-05-07 17:26:33,843 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure summary_3_function_f__31_32_0 given in one single declaration
[2025-05-07 17:26:33,844 INFO  L130     BoogieDeclarations]: Found specification of procedure summary_3_function_f__31_32_0
[2025-05-07 17:26:33,844 INFO  L138     BoogieDeclarations]: Found implementation of procedure summary_3_function_f__31_32_0
[2025-05-07 17:26:33,844 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_7_return_function_f__31_32_0 given in one single declaration
[2025-05-07 17:26:33,844 INFO  L130     BoogieDeclarations]: Found specification of procedure block_7_return_function_f__31_32_0
[2025-05-07 17:26:33,844 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_7_return_function_f__31_32_0
[2025-05-07 17:26:33,844 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_6_f_30_32_0 given in one single declaration
[2025-05-07 17:26:33,844 INFO  L130     BoogieDeclarations]: Found specification of procedure block_6_f_30_32_0
[2025-05-07 17:26:33,844 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_6_f_30_32_0
[2025-05-07 17:26:33,844 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_5_function_f__31_32_0 given in one single declaration
[2025-05-07 17:26:33,844 INFO  L130     BoogieDeclarations]: Found specification of procedure block_5_function_f__31_32_0
[2025-05-07 17:26:33,844 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_5_function_f__31_32_0
[2025-05-07 17:26:33,845 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure block_8_function_f__31_32_0 given in one single declaration
[2025-05-07 17:26:33,845 INFO  L130     BoogieDeclarations]: Found specification of procedure block_8_function_f__31_32_0
[2025-05-07 17:26:33,845 INFO  L138     BoogieDeclarations]: Found implementation of procedure block_8_function_f__31_32_0
[2025-05-07 17:26:33,845 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure Ultimate.START given in one single declaration
[2025-05-07 17:26:33,845 INFO  L130     BoogieDeclarations]: Found specification of procedure Ultimate.START
[2025-05-07 17:26:33,845 INFO  L138     BoogieDeclarations]: Found implementation of procedure Ultimate.START
[2025-05-07 17:26:33,953 INFO  L234             CfgBuilder]: Building ICFG
[2025-05-07 17:26:33,955 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2025-05-07 17:26:34,097 INFO  L?                        ?]: Removed 122 outVars from TransFormulas that were not future-live.
[2025-05-07 17:26:34,098 INFO  L283             CfgBuilder]: Performing block encoding
[2025-05-07 17:26:34,105 INFO  L304             CfgBuilder]: Using library mode
[2025-05-07 17:26:34,106 INFO  L312             CfgBuilder]: Removed 7 assume(true) statements.
[2025-05-07 17:26:34,106 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 05:26:34 BoogieIcfgContainer
[2025-05-07 17:26:34,106 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2025-05-07 17:26:34,108 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2025-05-07 17:26:34,108 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2025-05-07 17:26:34,110 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2025-05-07 17:26:34,111 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 07.05 05:26:33" (1/3) ...
[2025-05-07 17:26:34,111 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e7a83a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 07.05 05:26:34, skipping insertion in model container
[2025-05-07 17:26:34,111 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 07.05 05:26:33" (2/3) ...
[2025-05-07 17:26:34,111 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e7a83a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 05:26:34, skipping insertion in model container
[2025-05-07 17:26:34,111 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 05:26:34" (3/3) ...
[2025-05-07 17:26:34,112 INFO  L128   eAbstractionObserver]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver
[2025-05-07 17:26:34,123 INFO  L217   ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2025-05-07 17:26:34,125 INFO  L151   ceAbstractionStarter]: Applying trace abstraction to ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver that has 16 procedures, 62 locations, 89 edges, 16 initial locations, 0 loop locations, and 1 error locations.
[2025-05-07 17:26:34,153 INFO  L339      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2025-05-07 17:26:34,162 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;@614f203e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2025-05-07 17:26:34,162 INFO  L341      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2025-05-07 17:26:34,165 INFO  L278                IsEmpty]: Start isEmpty. Operand  has 62 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 29 states have internal predecessors, (29), 19 states have call successors, (20), 15 states have call predecessors, (20), 15 states have return successors, (20), 17 states have call predecessors, (20), 19 states have call successors, (20)
[2025-05-07 17:26:34,171 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 52
[2025-05-07 17:26:34,171 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:26:34,171 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 17:26:34,171 INFO  L403      AbstractCegarLoop]: === Iteration 1 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:26:34,175 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:26:34,175 INFO  L85        PathProgramCache]: Analyzing trace with hash -1548860437, now seen corresponding path program 1 times
[2025-05-07 17:26:34,180 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:26:34,180 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763250159]
[2025-05-07 17:26:34,181 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:26:34,181 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:26:34,243 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 51 statements into 1 equivalence classes.
[2025-05-07 17:26:34,266 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 51 of 51 statements.
[2025-05-07 17:26:34,266 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:26:34,267 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:26:34,342 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 17:26:34,342 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:26:34,343 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763250159]
[2025-05-07 17:26:34,343 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763250159] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:26:34,343 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:26:34,345 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2025-05-07 17:26:34,346 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466639126]
[2025-05-07 17:26:34,346 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:26:34,349 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2025-05-07 17:26:34,349 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:26:34,365 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2025-05-07 17:26:34,365 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2025-05-07 17:26:34,367 INFO  L87              Difference]: Start difference. First operand  has 62 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 29 states have internal predecessors, (29), 19 states have call successors, (20), 15 states have call predecessors, (20), 15 states have return successors, (20), 17 states have call predecessors, (20), 19 states have call successors, (20) Second operand  has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (14), 1 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14)
[2025-05-07 17:26:34,398 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:26:34,398 INFO  L93              Difference]: Finished difference Result 57 states and 62 transitions.
[2025-05-07 17:26:34,399 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2025-05-07 17:26:34,400 INFO  L79                 Accepts]: Start accepts. Automaton has  has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (14), 1 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 51
[2025-05-07 17:26:34,401 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:26:34,407 INFO  L225             Difference]: With dead ends: 57
[2025-05-07 17:26:34,407 INFO  L226             Difference]: Without dead ends: 56
[2025-05-07 17:26:34,409 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2025-05-07 17:26:34,411 INFO  L437           NwaCegarLoop]: 62 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:26:34,412 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:26:34,429 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 56 states.
[2025-05-07 17:26:34,445 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56.
[2025-05-07 17:26:34,446 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 56 states, 23 states have (on average 1.0869565217391304) internal successors, (25), 25 states have internal predecessors, (25), 18 states have call successors, (18), 14 states have call predecessors, (18), 14 states have return successors, (18), 16 states have call predecessors, (18), 18 states have call successors, (18)
[2025-05-07 17:26:34,449 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 61 transitions.
[2025-05-07 17:26:34,450 INFO  L79                 Accepts]: Start accepts. Automaton has 56 states and 61 transitions. Word has length 51
[2025-05-07 17:26:34,450 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:26:34,450 INFO  L485      AbstractCegarLoop]: Abstraction has 56 states and 61 transitions.
[2025-05-07 17:26:34,451 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (14), 1 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14)
[2025-05-07 17:26:34,451 INFO  L278                IsEmpty]: Start isEmpty. Operand 56 states and 61 transitions.
[2025-05-07 17:26:34,452 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 52
[2025-05-07 17:26:34,452 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:26:34,452 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 17:26:34,452 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2025-05-07 17:26:34,453 INFO  L403      AbstractCegarLoop]: === Iteration 2 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:26:34,453 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:26:34,453 INFO  L85        PathProgramCache]: Analyzing trace with hash -885335161, now seen corresponding path program 1 times
[2025-05-07 17:26:34,453 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:26:34,453 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521119031]
[2025-05-07 17:26:34,453 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:26:34,454 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:26:34,484 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 51 statements into 1 equivalence classes.
[2025-05-07 17:26:34,517 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 51 of 51 statements.
[2025-05-07 17:26:34,517 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:26:34,517 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:26:34,742 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 17:26:34,743 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:26:34,743 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521119031]
[2025-05-07 17:26:34,743 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521119031] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:26:34,743 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:26:34,743 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2025-05-07 17:26:34,743 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442115412]
[2025-05-07 17:26:34,743 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:26:34,744 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2025-05-07 17:26:34,744 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:26:34,745 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2025-05-07 17:26:34,745 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2025-05-07 17:26:34,745 INFO  L87              Difference]: Start difference. First operand 56 states and 61 transitions. Second operand  has 5 states, 4 states have (on average 5.75) internal successors, (23), 5 states have internal predecessors, (23), 4 states have call successors, (14), 1 states have call predecessors, (14), 4 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14)
[2025-05-07 17:26:34,779 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:26:34,779 INFO  L93              Difference]: Finished difference Result 60 states and 65 transitions.
[2025-05-07 17:26:34,780 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2025-05-07 17:26:34,780 INFO  L79                 Accepts]: Start accepts. Automaton has  has 5 states, 4 states have (on average 5.75) internal successors, (23), 5 states have internal predecessors, (23), 4 states have call successors, (14), 1 states have call predecessors, (14), 4 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) Word has length 51
[2025-05-07 17:26:34,780 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:26:34,781 INFO  L225             Difference]: With dead ends: 60
[2025-05-07 17:26:34,781 INFO  L226             Difference]: Without dead ends: 56
[2025-05-07 17:26:34,782 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2025-05-07 17:26:34,782 INFO  L437           NwaCegarLoop]: 59 mSDtfsCounter, 1 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 223 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:26:34,783 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 223 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:26:34,784 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 56 states.
[2025-05-07 17:26:34,789 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 54.
[2025-05-07 17:26:34,790 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 54 states, 23 states have (on average 1.0434782608695652) internal successors, (24), 24 states have internal predecessors, (24), 16 states have call successors, (16), 14 states have call predecessors, (16), 14 states have return successors, (16), 15 states have call predecessors, (16), 16 states have call successors, (16)
[2025-05-07 17:26:34,791 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 56 transitions.
[2025-05-07 17:26:34,791 INFO  L79                 Accepts]: Start accepts. Automaton has 54 states and 56 transitions. Word has length 51
[2025-05-07 17:26:34,791 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:26:34,791 INFO  L485      AbstractCegarLoop]: Abstraction has 54 states and 56 transitions.
[2025-05-07 17:26:34,792 INFO  L486      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 4 states have (on average 5.75) internal successors, (23), 5 states have internal predecessors, (23), 4 states have call successors, (14), 1 states have call predecessors, (14), 4 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14)
[2025-05-07 17:26:34,792 INFO  L278                IsEmpty]: Start isEmpty. Operand 54 states and 56 transitions.
[2025-05-07 17:26:34,793 INFO  L284                IsEmpty]: Finished isEmpty. Found accepting run of length 52
[2025-05-07 17:26:34,793 INFO  L210           NwaCegarLoop]: Found error trace
[2025-05-07 17:26:34,793 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 17:26:34,793 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2025-05-07 17:26:34,793 INFO  L403      AbstractCegarLoop]: === Iteration 3 === Targeting Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY === [Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY] ===
[2025-05-07 17:26:34,794 INFO  L155       PredicateUnifier]: Initialized classic predicate unifier
[2025-05-07 17:26:34,794 INFO  L85        PathProgramCache]: Analyzing trace with hash -1614465525, now seen corresponding path program 1 times
[2025-05-07 17:26:34,794 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2025-05-07 17:26:34,794 INFO  L324   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669564785]
[2025-05-07 17:26:34,794 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2025-05-07 17:26:34,794 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2025-05-07 17:26:34,823 INFO  L108    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 51 statements into 1 equivalence classes.
[2025-05-07 17:26:34,846 INFO  L111    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 51 of 51 statements.
[2025-05-07 17:26:34,846 INFO  L114    AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s)
[2025-05-07 17:26:34,846 INFO  L115    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2025-05-07 17:26:35,010 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 17:26:35,011 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2025-05-07 17:26:35,011 INFO  L324   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669564785]
[2025-05-07 17:26:35,011 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669564785] provided 1 perfect and 0 imperfect interpolant sequences
[2025-05-07 17:26:35,011 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2025-05-07 17:26:35,011 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2025-05-07 17:26:35,011 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302658955]
[2025-05-07 17:26:35,011 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2025-05-07 17:26:35,011 INFO  L562      AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2025-05-07 17:26:35,012 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2025-05-07 17:26:35,012 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2025-05-07 17:26:35,012 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56
[2025-05-07 17:26:35,012 INFO  L87              Difference]: Start difference. First operand 54 states and 56 transitions. Second operand  has 8 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 8 states have internal predecessors, (23), 6 states have call successors, (14), 1 states have call predecessors, (14), 6 states have return successors, (14), 6 states have call predecessors, (14), 6 states have call successors, (14)
[2025-05-07 17:26:35,064 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2025-05-07 17:26:35,065 INFO  L93              Difference]: Finished difference Result 24 states and 23 transitions.
[2025-05-07 17:26:35,065 INFO  L140   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2025-05-07 17:26:35,065 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), 6 states have call successors, (14), 1 states have call predecessors, (14), 6 states have return successors, (14), 6 states have call predecessors, (14), 6 states have call successors, (14) Word has length 51
[2025-05-07 17:26:35,066 INFO  L85                 Accepts]: Finished accepts. some prefix is accepted.
[2025-05-07 17:26:35,066 INFO  L225             Difference]: With dead ends: 24
[2025-05-07 17:26:35,066 INFO  L226             Difference]: Without dead ends: 0
[2025-05-07 17:26:35,066 INFO  L436           NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72
[2025-05-07 17:26:35,067 INFO  L437           NwaCegarLoop]: 20 mSDtfsCounter, 1 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2025-05-07 17:26:35,067 INFO  L438           NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 124 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2025-05-07 17:26:35,067 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2025-05-07 17:26:35,068 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2025-05-07 17:26:35,068 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 17:26:35,068 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2025-05-07 17:26:35,068 INFO  L79                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51
[2025-05-07 17:26:35,068 INFO  L85                 Accepts]: Finished accepts. word is rejected.
[2025-05-07 17:26:35,068 INFO  L485      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2025-05-07 17:26:35,068 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), 6 states have call successors, (14), 1 states have call predecessors, (14), 6 states have return successors, (14), 6 states have call predecessors, (14), 6 states have call successors, (14)
[2025-05-07 17:26:35,068 INFO  L278                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2025-05-07 17:26:35,068 INFO  L284                IsEmpty]: Finished isEmpty. No accepting run.
[2025-05-07 17:26:35,071 INFO  L790   garLoopResultBuilder]: Registering result SAFE for location Ultimate.STARTErr0ASSERT_VIOLATIONCHC_SATISFIABILITY (0 of 1 remaining)
[2025-05-07 17:26:35,071 WARN  L466      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2025-05-07 17:26:35,074 INFO  L422         BasicCegarLoop]: Path program histogram: [1, 1, 1]
[2025-05-07 17:26:35,076 INFO  L171   ceAbstractionStarter]: Computing trace abstraction results
[2025-05-07 17:26:35,078 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 05:26:35 BoogieIcfgContainer
[2025-05-07 17:26:35,078 INFO  L131        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2025-05-07 17:26:35,078 INFO  L158              Benchmark]: Toolchain (without parser) took 1395.89ms. Allocated memory is still 234.9MB. Free memory was 156.2MB in the beginning and 104.0MB in the end (delta: 52.2MB). Peak memory consumption was 74.3MB. Max. memory is 33.6GB.
[2025-05-07 17:26:35,078 INFO  L158              Benchmark]: SmtParser took 0.20ms. Allocated memory is still 234.9MB. Free memory is still 174.2MB. There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:26:35,079 INFO  L158              Benchmark]: ChcToBoogie took 38.98ms. Allocated memory is still 234.9MB. Free memory was 156.2MB in the beginning and 154.1MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 33.6GB.
[2025-05-07 17:26:35,079 INFO  L158              Benchmark]: Boogie Preprocessor took 73.05ms. Allocated memory is still 234.9MB. Free memory was 154.1MB in the beginning and 151.3MB in the end (delta: 2.8MB). Peak memory consumption was 16.8MB. Max. memory is 33.6GB.
[2025-05-07 17:26:35,079 INFO  L158              Benchmark]: RCFGBuilder took 309.29ms. Allocated memory is still 234.9MB. Free memory was 151.3MB in the beginning and 127.7MB in the end (delta: 23.5MB). Peak memory consumption was 16.8MB. Max. memory is 33.6GB.
[2025-05-07 17:26:35,079 INFO  L158              Benchmark]: TraceAbstraction took 970.23ms. Allocated memory is still 234.9MB. Free memory was 127.2MB in the beginning and 104.0MB in the end (delta: 23.2MB). Peak memory consumption was 40.7MB. Max. memory is 33.6GB.
[2025-05-07 17:26:35,080 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * SmtParser took 0.20ms. Allocated memory is still 234.9MB. Free memory is still 174.2MB. There was no memory consumed. Max. memory is 33.6GB.
 * ChcToBoogie took 38.98ms. Allocated memory is still 234.9MB. Free memory was 156.2MB in the beginning and 154.1MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 33.6GB.
 * Boogie Preprocessor took 73.05ms. Allocated memory is still 234.9MB. Free memory was 154.1MB in the beginning and 151.3MB in the end (delta: 2.8MB). Peak memory consumption was 16.8MB. Max. memory is 33.6GB.
 * RCFGBuilder took 309.29ms. Allocated memory is still 234.9MB. Free memory was 151.3MB in the beginning and 127.7MB in the end (delta: 23.5MB). Peak memory consumption was 16.8MB. Max. memory is 33.6GB.
 * TraceAbstraction took 970.23ms. Allocated memory is still 234.9MB. Free memory was 127.2MB in the beginning and 104.0MB in the end (delta: 23.2MB). Peak memory consumption was 40.7MB. 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 16 procedures, 62 locations, 89 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 409 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 268 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 35 IncrementalHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 141 mSDtfsCounter, 35 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=62occurred in iteration=0, InterpolantAutomatonStates: 15, 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, 3 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 153 NumberOfCodeBlocks, 153 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 150 ConstructedInterpolants, 0 QuantifiedInterpolants, 192 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 17:26:35,089 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
