./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-73.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-73.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 076046e86d20a5ef1734fc8e29c600eeeaad5a6d7202972e85f4fad8625f4845 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 08:19:07,755 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 08:19:07,810 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-11 08:19:07,814 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 08:19:07,814 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 08:19:07,835 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 08:19:07,836 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 08:19:07,836 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 08:19:07,837 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 08:19:07,839 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 08:19:07,839 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 08:19:07,839 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 08:19:07,840 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 08:19:07,840 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 08:19:07,842 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 08:19:07,843 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 08:19:07,843 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 08:19:07,843 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 08:19:07,843 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 08:19:07,844 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 08:19:07,844 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 08:19:07,844 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 08:19:07,845 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 08:19:07,845 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 08:19:07,845 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 08:19:07,845 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 08:19:07,845 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 08:19:07,846 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 08:19:07,846 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 08:19:07,846 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 08:19:07,846 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 08:19:07,846 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 08:19:07,847 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 08:19:07,847 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 08:19:07,847 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 08:19:07,847 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 08:19:07,847 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 08:19:07,847 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 08:19:07,848 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 08:19:07,848 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 08:19:07,848 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 08:19:07,849 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 08:19:07,850 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 076046e86d20a5ef1734fc8e29c600eeeaad5a6d7202972e85f4fad8625f4845 [2024-10-11 08:19:08,086 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 08:19:08,113 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 08:19:08,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 08:19:08,117 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 08:19:08,117 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 08:19:08,118 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-73.i [2024-10-11 08:19:09,585 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 08:19:09,809 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 08:19:09,810 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-73.i [2024-10-11 08:19:09,828 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/06f58b42b/d533af7a1fa84853aa1d3d3b5f095653/FLAG50b067871 [2024-10-11 08:19:09,864 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/06f58b42b/d533af7a1fa84853aa1d3d3b5f095653 [2024-10-11 08:19:09,867 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 08:19:09,868 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 08:19:09,870 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 08:19:09,871 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 08:19:09,877 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 08:19:09,877 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 08:19:09" (1/1) ... [2024-10-11 08:19:09,878 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@561aa1f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:09, skipping insertion in model container [2024-10-11 08:19:09,879 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 08:19:09" (1/1) ... [2024-10-11 08:19:09,933 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 08:19:10,093 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-73.i[916,929] [2024-10-11 08:19:10,200 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 08:19:10,211 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 08:19:10,220 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-73.i[916,929] [2024-10-11 08:19:10,305 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 08:19:10,333 INFO L204 MainTranslator]: Completed translation [2024-10-11 08:19:10,334 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:10 WrapperNode [2024-10-11 08:19:10,334 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 08:19:10,335 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 08:19:10,336 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 08:19:10,336 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 08:19:10,343 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:10" (1/1) ... [2024-10-11 08:19:10,359 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:10" (1/1) ... [2024-10-11 08:19:10,408 INFO L138 Inliner]: procedures = 26, calls = 82, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 545 [2024-10-11 08:19:10,412 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 08:19:10,413 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 08:19:10,413 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 08:19:10,413 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 08:19:10,433 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:10" (1/1) ... [2024-10-11 08:19:10,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:10" (1/1) ... [2024-10-11 08:19:10,447 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:10" (1/1) ... [2024-10-11 08:19:10,471 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-11 08:19:10,472 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:10" (1/1) ... [2024-10-11 08:19:10,472 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:10" (1/1) ... [2024-10-11 08:19:10,496 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:10" (1/1) ... [2024-10-11 08:19:10,507 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:10" (1/1) ... [2024-10-11 08:19:10,518 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:10" (1/1) ... [2024-10-11 08:19:10,522 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:10" (1/1) ... [2024-10-11 08:19:10,534 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 08:19:10,536 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 08:19:10,536 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 08:19:10,536 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 08:19:10,537 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:10" (1/1) ... [2024-10-11 08:19:10,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 08:19:10,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 08:19:10,571 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 08:19:10,580 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 08:19:10,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 08:19:10,619 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 08:19:10,620 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 08:19:10,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 08:19:10,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 08:19:10,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 08:19:10,728 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 08:19:10,730 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 08:19:11,415 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-10-11 08:19:11,416 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 08:19:11,470 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 08:19:11,470 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-11 08:19:11,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 08:19:11 BoogieIcfgContainer [2024-10-11 08:19:11,472 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 08:19:11,475 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 08:19:11,476 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 08:19:11,479 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 08:19:11,480 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 08:19:09" (1/3) ... [2024-10-11 08:19:11,481 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@756b4fe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 08:19:11, skipping insertion in model container [2024-10-11 08:19:11,481 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:19:10" (2/3) ... [2024-10-11 08:19:11,482 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@756b4fe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 08:19:11, skipping insertion in model container [2024-10-11 08:19:11,482 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 08:19:11" (3/3) ... [2024-10-11 08:19:11,484 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-73.i [2024-10-11 08:19:11,501 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 08:19:11,501 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 08:19:11,575 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 08:19:11,582 INFO L333 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=LoopHeads, 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;@6c1c1a25, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 08:19:11,583 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 08:19:11,589 INFO L276 IsEmpty]: Start isEmpty. Operand has 220 states, 148 states have (on average 1.554054054054054) internal successors, (230), 149 states have internal predecessors, (230), 69 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2024-10-11 08:19:11,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2024-10-11 08:19:11,614 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:19:11,615 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:19:11,616 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:19:11,621 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:19:11,622 INFO L85 PathProgramCache]: Analyzing trace with hash -1026410770, now seen corresponding path program 1 times [2024-10-11 08:19:11,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:19:11,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547321429] [2024-10-11 08:19:11,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:19:11,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:19:11,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:19:12,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 08:19:12,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 08:19:12,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 08:19:12,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 08:19:12,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 08:19:12,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 08:19:12,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 08:19:12,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 08:19:12,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 08:19:12,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 08:19:12,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 08:19:12,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:19:12,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 08:19:12,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:19:12,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:19:12,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:19:12,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:19:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:19:12,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 08:19:12,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:19:12,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 08:19:12,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:19:12,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-11 08:19:12,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:19:12,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-11 08:19:12,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:19:12,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:19:12,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:19:12,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:19:12,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:19:12,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 08:19:12,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:19:12,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 08:19:12,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:19:12,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 08:19:12,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:19:12,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-11 08:19:12,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 08:19:12,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-11 08:19:12,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-11 08:19:12,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 08:19:12,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-11 08:19:12,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-11 08:19:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-11 08:19:12,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-11 08:19:12,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-11 08:19:12,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-11 08:19:12,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-11 08:19:12,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-11 08:19:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-11 08:19:12,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:19:12,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:19:12,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-11 08:19:12,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-11 08:19:12,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-11 08:19:12,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-11 08:19:12,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-11 08:19:12,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-11 08:19:12,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-11 08:19:12,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-11 08:19:12,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:19:12,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:19:12,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-11 08:19:12,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:19:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-11 08:19:12,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:19:12,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-11 08:19:12,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-11 08:19:12,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,299 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-11 08:19:12,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:19:12,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547321429] [2024-10-11 08:19:12,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547321429] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:19:12,300 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:19:12,301 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 08:19:12,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217652025] [2024-10-11 08:19:12,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:19:12,306 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-11 08:19:12,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:19:12,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-11 08:19:12,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 08:19:12,326 INFO L87 Difference]: Start difference. First operand has 220 states, 148 states have (on average 1.554054054054054) internal successors, (230), 149 states have internal predecessors, (230), 69 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) Second operand has 2 states, 2 states have (on average 50.0) internal successors, (100), 2 states have internal predecessors, (100), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 2 states have call successors, (69) [2024-10-11 08:19:12,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:19:12,370 INFO L93 Difference]: Finished difference Result 437 states and 803 transitions. [2024-10-11 08:19:12,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-11 08:19:12,372 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 50.0) internal successors, (100), 2 states have internal predecessors, (100), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 2 states have call successors, (69) Word has length 442 [2024-10-11 08:19:12,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:19:12,379 INFO L225 Difference]: With dead ends: 437 [2024-10-11 08:19:12,380 INFO L226 Difference]: Without dead ends: 218 [2024-10-11 08:19:12,384 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 08:19:12,386 INFO L432 NwaCegarLoop]: 360 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 08:19:12,386 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 360 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 08:19:12,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2024-10-11 08:19:12,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 218. [2024-10-11 08:19:12,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 147 states have (on average 1.530612244897959) internal successors, (225), 147 states have internal predecessors, (225), 69 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2024-10-11 08:19:12,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 363 transitions. [2024-10-11 08:19:12,440 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 363 transitions. Word has length 442 [2024-10-11 08:19:12,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:19:12,441 INFO L471 AbstractCegarLoop]: Abstraction has 218 states and 363 transitions. [2024-10-11 08:19:12,441 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 50.0) internal successors, (100), 2 states have internal predecessors, (100), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 2 states have call successors, (69) [2024-10-11 08:19:12,441 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 363 transitions. [2024-10-11 08:19:12,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2024-10-11 08:19:12,448 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:19:12,448 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:19:12,448 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 08:19:12,448 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:19:12,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:19:12,449 INFO L85 PathProgramCache]: Analyzing trace with hash 1357216096, now seen corresponding path program 1 times [2024-10-11 08:19:12,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:19:12,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835924486] [2024-10-11 08:19:12,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:19:12,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:19:12,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:19:12,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 08:19:12,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 08:19:12,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 08:19:12,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 08:19:12,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 08:19:12,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 08:19:12,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 08:19:12,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 08:19:12,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 08:19:12,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 08:19:12,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 08:19:12,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:19:12,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 08:19:12,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:19:12,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:19:12,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:19:12,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:19:12,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:19:12,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 08:19:12,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:19:12,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 08:19:12,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:19:12,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-11 08:19:12,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:19:12,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-11 08:19:12,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:19:12,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:19:12,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:19:12,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:19:12,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:19:12,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 08:19:12,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:19:12,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 08:19:12,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:19:12,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 08:19:12,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:19:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-11 08:19:12,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 08:19:12,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-11 08:19:12,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-11 08:19:12,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 08:19:12,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-11 08:19:12,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-11 08:19:12,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-11 08:19:12,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-11 08:19:12,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-11 08:19:12,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-11 08:19:12,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-11 08:19:12,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-11 08:19:12,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-11 08:19:12,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:19:12,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:19:12,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-11 08:19:12,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-11 08:19:12,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-11 08:19:12,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-11 08:19:12,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:12,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-11 08:19:13,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-11 08:19:13,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-11 08:19:13,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-11 08:19:13,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:19:13,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:19:13,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-11 08:19:13,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:19:13,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-11 08:19:13,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:19:13,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-11 08:19:13,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-11 08:19:13,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,058 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-11 08:19:13,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:19:13,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835924486] [2024-10-11 08:19:13,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835924486] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:19:13,059 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:19:13,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 08:19:13,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696741837] [2024-10-11 08:19:13,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:19:13,064 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 08:19:13,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:19:13,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 08:19:13,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:19:13,067 INFO L87 Difference]: Start difference. First operand 218 states and 363 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-11 08:19:13,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:19:13,197 INFO L93 Difference]: Finished difference Result 574 states and 954 transitions. [2024-10-11 08:19:13,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 08:19:13,198 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 442 [2024-10-11 08:19:13,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:19:13,204 INFO L225 Difference]: With dead ends: 574 [2024-10-11 08:19:13,204 INFO L226 Difference]: Without dead ends: 357 [2024-10-11 08:19:13,206 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:19:13,208 INFO L432 NwaCegarLoop]: 465 mSDtfsCounter, 237 mSDsluCounter, 319 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 237 SdHoareTripleChecker+Valid, 784 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 08:19:13,208 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [237 Valid, 784 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 08:19:13,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357 states. [2024-10-11 08:19:13,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357 to 354. [2024-10-11 08:19:13,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 354 states, 242 states have (on average 1.5082644628099173) internal successors, (365), 243 states have internal predecessors, (365), 109 states have call successors, (109), 2 states have call predecessors, (109), 2 states have return successors, (109), 108 states have call predecessors, (109), 109 states have call successors, (109) [2024-10-11 08:19:13,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 583 transitions. [2024-10-11 08:19:13,279 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 583 transitions. Word has length 442 [2024-10-11 08:19:13,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:19:13,281 INFO L471 AbstractCegarLoop]: Abstraction has 354 states and 583 transitions. [2024-10-11 08:19:13,281 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-11 08:19:13,282 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 583 transitions. [2024-10-11 08:19:13,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2024-10-11 08:19:13,286 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:19:13,287 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:19:13,287 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 08:19:13,287 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:19:13,288 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:19:13,288 INFO L85 PathProgramCache]: Analyzing trace with hash -2044264862, now seen corresponding path program 1 times [2024-10-11 08:19:13,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:19:13,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053968506] [2024-10-11 08:19:13,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:19:13,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:19:13,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:19:13,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 08:19:13,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 08:19:13,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 08:19:13,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 08:19:13,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 08:19:13,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 08:19:13,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 08:19:13,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 08:19:13,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 08:19:13,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 08:19:13,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 08:19:13,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:19:13,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 08:19:13,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:19:13,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:19:13,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:13,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:19:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:19:14,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:19:14,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 08:19:14,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:19:14,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 08:19:14,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:19:14,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-11 08:19:14,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:19:14,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-11 08:19:14,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:19:14,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:19:14,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:19:14,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:19:14,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:19:14,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 08:19:14,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:19:14,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 08:19:14,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:19:14,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 08:19:14,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:19:14,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-11 08:19:14,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 08:19:14,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-11 08:19:14,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-11 08:19:14,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 08:19:14,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-11 08:19:14,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-11 08:19:14,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-11 08:19:14,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-11 08:19:14,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-11 08:19:14,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-11 08:19:14,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-11 08:19:14,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-11 08:19:14,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-11 08:19:14,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:19:14,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:19:14,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-11 08:19:14,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-11 08:19:14,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-11 08:19:14,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-11 08:19:14,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-11 08:19:14,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-11 08:19:14,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-11 08:19:14,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-11 08:19:14,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:19:14,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:19:14,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-11 08:19:14,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:19:14,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-11 08:19:14,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:19:14,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-11 08:19:14,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-11 08:19:14,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,350 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-11 08:19:14,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:19:14,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053968506] [2024-10-11 08:19:14,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053968506] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:19:14,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:19:14,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 08:19:14,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584670725] [2024-10-11 08:19:14,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:19:14,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 08:19:14,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:19:14,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 08:19:14,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-11 08:19:14,356 INFO L87 Difference]: Start difference. First operand 354 states and 583 transitions. Second operand has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) [2024-10-11 08:19:14,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:19:14,607 INFO L93 Difference]: Finished difference Result 1060 states and 1747 transitions. [2024-10-11 08:19:14,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 08:19:14,608 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) Word has length 442 [2024-10-11 08:19:14,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:19:14,616 INFO L225 Difference]: With dead ends: 1060 [2024-10-11 08:19:14,617 INFO L226 Difference]: Without dead ends: 707 [2024-10-11 08:19:14,619 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-11 08:19:14,620 INFO L432 NwaCegarLoop]: 440 mSDtfsCounter, 505 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 505 SdHoareTripleChecker+Valid, 781 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 08:19:14,620 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [505 Valid, 781 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 08:19:14,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 707 states. [2024-10-11 08:19:14,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 707 to 705. [2024-10-11 08:19:14,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 705 states, 482 states have (on average 1.5) internal successors, (723), 484 states have internal predecessors, (723), 218 states have call successors, (218), 4 states have call predecessors, (218), 4 states have return successors, (218), 216 states have call predecessors, (218), 218 states have call successors, (218) [2024-10-11 08:19:14,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 705 states and 1159 transitions. [2024-10-11 08:19:14,705 INFO L78 Accepts]: Start accepts. Automaton has 705 states and 1159 transitions. Word has length 442 [2024-10-11 08:19:14,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:19:14,706 INFO L471 AbstractCegarLoop]: Abstraction has 705 states and 1159 transitions. [2024-10-11 08:19:14,706 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) [2024-10-11 08:19:14,706 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1159 transitions. [2024-10-11 08:19:14,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2024-10-11 08:19:14,710 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:19:14,710 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:19:14,711 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-11 08:19:14,711 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:19:14,711 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:19:14,711 INFO L85 PathProgramCache]: Analyzing trace with hash 1951979862, now seen corresponding path program 1 times [2024-10-11 08:19:14,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:19:14,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705107569] [2024-10-11 08:19:14,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:19:14,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:19:14,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:19:14,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 08:19:14,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 08:19:14,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:14,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 08:19:14,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 08:19:15,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 08:19:15,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 08:19:15,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 08:19:15,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 08:19:15,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 08:19:15,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 08:19:15,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 08:19:15,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:19:15,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 08:19:15,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:19:15,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:19:15,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:19:15,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:19:15,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:19:15,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 08:19:15,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:19:15,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 08:19:15,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:19:15,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-11 08:19:15,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:19:15,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-11 08:19:15,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:19:15,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:19:15,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:19:15,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:19:15,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:19:15,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 08:19:15,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:19:15,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 08:19:15,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:19:15,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 08:19:15,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:19:15,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-11 08:19:15,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 08:19:15,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-11 08:19:15,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-11 08:19:15,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 08:19:15,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-11 08:19:15,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-11 08:19:15,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-11 08:19:15,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-11 08:19:15,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-11 08:19:15,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-11 08:19:15,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-11 08:19:15,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-11 08:19:15,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-11 08:19:15,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:19:15,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:19:15,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-11 08:19:15,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-11 08:19:15,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-11 08:19:15,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-11 08:19:15,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-11 08:19:15,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-11 08:19:15,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-11 08:19:15,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-11 08:19:15,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:19:15,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:19:15,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-11 08:19:15,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:19:15,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-11 08:19:15,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:19:15,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-11 08:19:15,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-11 08:19:15,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:15,261 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-11 08:19:15,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:19:15,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705107569] [2024-10-11 08:19:15,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1705107569] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:19:15,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:19:15,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 08:19:15,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772321016] [2024-10-11 08:19:15,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:19:15,263 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 08:19:15,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:19:15,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 08:19:15,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:19:15,265 INFO L87 Difference]: Start difference. First operand 705 states and 1159 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-11 08:19:15,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:19:15,378 INFO L93 Difference]: Finished difference Result 1407 states and 2313 transitions. [2024-10-11 08:19:15,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 08:19:15,379 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 443 [2024-10-11 08:19:15,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:19:15,390 INFO L225 Difference]: With dead ends: 1407 [2024-10-11 08:19:15,394 INFO L226 Difference]: Without dead ends: 703 [2024-10-11 08:19:15,401 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:19:15,402 INFO L432 NwaCegarLoop]: 345 mSDtfsCounter, 240 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 345 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 08:19:15,403 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [240 Valid, 345 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 08:19:15,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 703 states. [2024-10-11 08:19:15,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 703 to 703. [2024-10-11 08:19:15,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 703 states, 480 states have (on average 1.49375) internal successors, (717), 482 states have internal predecessors, (717), 218 states have call successors, (218), 4 states have call predecessors, (218), 4 states have return successors, (218), 216 states have call predecessors, (218), 218 states have call successors, (218) [2024-10-11 08:19:15,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 703 states and 1153 transitions. [2024-10-11 08:19:15,497 INFO L78 Accepts]: Start accepts. Automaton has 703 states and 1153 transitions. Word has length 443 [2024-10-11 08:19:15,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:19:15,498 INFO L471 AbstractCegarLoop]: Abstraction has 703 states and 1153 transitions. [2024-10-11 08:19:15,498 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-11 08:19:15,498 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1153 transitions. [2024-10-11 08:19:15,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2024-10-11 08:19:15,501 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:19:15,501 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:19:15,502 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-11 08:19:15,502 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:19:15,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:19:15,502 INFO L85 PathProgramCache]: Analyzing trace with hash 1015974719, now seen corresponding path program 1 times [2024-10-11 08:19:15,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:19:15,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384293540] [2024-10-11 08:19:15,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:19:15,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:19:15,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:19:16,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 08:19:16,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 08:19:16,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 08:19:16,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 08:19:16,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 08:19:16,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 08:19:16,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 08:19:16,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 08:19:16,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 08:19:16,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 08:19:16,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 08:19:16,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:19:16,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 08:19:16,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:19:16,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:19:16,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:19:16,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:19:16,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:19:16,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 08:19:16,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:19:16,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 08:19:16,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:19:16,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-11 08:19:16,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:19:16,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-11 08:19:16,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:19:16,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:19:16,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:19:16,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:19:16,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:19:16,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 08:19:16,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:19:16,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 08:19:16,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:19:16,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 08:19:16,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:19:16,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-11 08:19:16,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 08:19:16,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-11 08:19:16,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-11 08:19:16,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 08:19:16,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-11 08:19:16,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-11 08:19:16,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-11 08:19:16,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-11 08:19:16,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-11 08:19:16,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-11 08:19:16,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-11 08:19:16,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-11 08:19:16,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-11 08:19:16,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:19:16,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:19:16,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-11 08:19:16,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-11 08:19:16,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-11 08:19:16,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-11 08:19:16,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-11 08:19:16,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-11 08:19:16,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-11 08:19:16,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-11 08:19:16,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:19:16,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:19:16,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-11 08:19:16,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:19:16,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-11 08:19:16,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:19:16,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-11 08:19:16,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-11 08:19:16,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:16,512 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-11 08:19:16,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:19:16,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384293540] [2024-10-11 08:19:16,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [384293540] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:19:16,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:19:16,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 08:19:16,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167973727] [2024-10-11 08:19:16,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:19:16,514 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 08:19:16,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:19:16,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 08:19:16,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-10-11 08:19:16,515 INFO L87 Difference]: Start difference. First operand 703 states and 1153 transitions. Second operand has 6 states, 6 states have (on average 17.0) internal successors, (102), 6 states have internal predecessors, (102), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-11 08:19:17,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:19:17,573 INFO L93 Difference]: Finished difference Result 2102 states and 3428 transitions. [2024-10-11 08:19:17,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 08:19:17,574 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.0) internal successors, (102), 6 states have internal predecessors, (102), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 444 [2024-10-11 08:19:17,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:19:17,583 INFO L225 Difference]: With dead ends: 2102 [2024-10-11 08:19:17,583 INFO L226 Difference]: Without dead ends: 1400 [2024-10-11 08:19:17,586 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2024-10-11 08:19:17,587 INFO L432 NwaCegarLoop]: 401 mSDtfsCounter, 1247 mSDsluCounter, 810 mSDsCounter, 0 mSdLazyCounter, 411 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1247 SdHoareTripleChecker+Valid, 1211 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 411 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-10-11 08:19:17,587 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1247 Valid, 1211 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 411 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-10-11 08:19:17,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1400 states. [2024-10-11 08:19:17,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1400 to 1386. [2024-10-11 08:19:17,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1386 states, 989 states have (on average 1.5085945399393326) internal successors, (1492), 997 states have internal predecessors, (1492), 386 states have call successors, (386), 10 states have call predecessors, (386), 10 states have return successors, (386), 378 states have call predecessors, (386), 386 states have call successors, (386) [2024-10-11 08:19:17,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 1386 states and 2264 transitions. [2024-10-11 08:19:17,732 INFO L78 Accepts]: Start accepts. Automaton has 1386 states and 2264 transitions. Word has length 444 [2024-10-11 08:19:17,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:19:17,733 INFO L471 AbstractCegarLoop]: Abstraction has 1386 states and 2264 transitions. [2024-10-11 08:19:17,733 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.0) internal successors, (102), 6 states have internal predecessors, (102), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-11 08:19:17,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 2264 transitions. [2024-10-11 08:19:17,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2024-10-11 08:19:17,737 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:19:17,737 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:19:17,737 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-11 08:19:17,737 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:19:17,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:19:17,738 INFO L85 PathProgramCache]: Analyzing trace with hash -1228008579, now seen corresponding path program 1 times [2024-10-11 08:19:17,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:19:17,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79769058] [2024-10-11 08:19:17,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:19:17,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:19:17,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:19:18,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 08:19:18,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 08:19:18,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 08:19:18,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 08:19:18,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 08:19:18,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 08:19:18,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 08:19:18,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 08:19:18,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 08:19:18,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 08:19:18,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 08:19:18,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:19:18,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 08:19:18,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:19:18,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:19:18,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:19:18,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:19:18,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:19:18,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 08:19:18,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:19:18,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 08:19:18,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:19:18,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-11 08:19:18,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:19:18,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-11 08:19:18,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:19:18,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:19:18,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:19:18,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:19:18,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:19:18,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 08:19:18,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:19:18,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 08:19:18,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:19:18,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 08:19:18,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:19:18,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-11 08:19:18,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 08:19:18,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-11 08:19:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-11 08:19:18,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 08:19:18,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-11 08:19:18,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-11 08:19:18,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-11 08:19:18,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-11 08:19:18,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-11 08:19:18,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-11 08:19:18,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-11 08:19:18,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-11 08:19:18,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:18,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-11 08:19:18,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:19,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:19:19,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:19,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:19:19,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:19,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-11 08:19:19,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:19,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-11 08:19:19,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:19,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-11 08:19:19,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:19,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-11 08:19:19,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:19,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-11 08:19:19,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:19,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-11 08:19:19,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:19,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-11 08:19:19,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:19,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-11 08:19:19,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:19,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:19:19,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:19,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:19:19,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:19,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-11 08:19:19,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:19,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:19:19,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:19,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-11 08:19:19,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:19,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:19:19,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:19,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-11 08:19:19,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:19,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-11 08:19:19,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:19,065 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-11 08:19:19,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:19:19,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79769058] [2024-10-11 08:19:19,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79769058] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:19:19,066 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:19:19,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-10-11 08:19:19,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821286655] [2024-10-11 08:19:19,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:19:19,066 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-11 08:19:19,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:19:19,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-11 08:19:19,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2024-10-11 08:19:19,068 INFO L87 Difference]: Start difference. First operand 1386 states and 2264 transitions. Second operand has 11 states, 11 states have (on average 9.272727272727273) internal successors, (102), 11 states have internal predecessors, (102), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) [2024-10-11 08:19:23,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:19:23,021 INFO L93 Difference]: Finished difference Result 3953 states and 6375 transitions. [2024-10-11 08:19:23,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-11 08:19:23,022 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 9.272727272727273) internal successors, (102), 11 states have internal predecessors, (102), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) Word has length 444 [2024-10-11 08:19:23,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:19:23,048 INFO L225 Difference]: With dead ends: 3953 [2024-10-11 08:19:23,049 INFO L226 Difference]: Without dead ends: 2568 [2024-10-11 08:19:23,054 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 146 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2024-10-11 08:19:23,056 INFO L432 NwaCegarLoop]: 488 mSDtfsCounter, 2295 mSDsluCounter, 2271 mSDsCounter, 0 mSdLazyCounter, 2494 mSolverCounterSat, 472 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2295 SdHoareTripleChecker+Valid, 2759 SdHoareTripleChecker+Invalid, 2966 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 472 IncrementalHoareTripleChecker+Valid, 2494 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-10-11 08:19:23,058 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2295 Valid, 2759 Invalid, 2966 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [472 Valid, 2494 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-10-11 08:19:23,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2568 states. [2024-10-11 08:19:23,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2568 to 1448. [2024-10-11 08:19:23,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1448 states, 1021 states have (on average 1.4887365328109696) internal successors, (1520), 1028 states have internal predecessors, (1520), 409 states have call successors, (409), 17 states have call predecessors, (409), 17 states have return successors, (409), 402 states have call predecessors, (409), 409 states have call successors, (409) [2024-10-11 08:19:23,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1448 states and 2338 transitions. [2024-10-11 08:19:23,214 INFO L78 Accepts]: Start accepts. Automaton has 1448 states and 2338 transitions. Word has length 444 [2024-10-11 08:19:23,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:19:23,215 INFO L471 AbstractCegarLoop]: Abstraction has 1448 states and 2338 transitions. [2024-10-11 08:19:23,215 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 9.272727272727273) internal successors, (102), 11 states have internal predecessors, (102), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) [2024-10-11 08:19:23,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 2338 transitions. [2024-10-11 08:19:23,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2024-10-11 08:19:23,219 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:19:23,219 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:19:23,219 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-11 08:19:23,219 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:19:23,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:19:23,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1439621441, now seen corresponding path program 1 times [2024-10-11 08:19:23,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:19:23,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510272096] [2024-10-11 08:19:23,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:19:23,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:19:23,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:19:23,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 08:19:23,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 08:19:23,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 08:19:23,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 08:19:23,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 08:19:23,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 08:19:23,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 08:19:23,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 08:19:23,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 08:19:23,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 08:19:23,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 08:19:23,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:19:23,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 08:19:23,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:19:23,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:19:23,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:19:23,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:19:23,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:19:23,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 08:19:23,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:19:23,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 08:19:23,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:19:23,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-11 08:19:23,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:19:23,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-11 08:19:23,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:19:23,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:19:23,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:19:23,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:19:23,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:19:23,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 08:19:23,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:19:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 08:19:23,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:19:23,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 08:19:23,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:19:23,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-11 08:19:23,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 08:19:23,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-11 08:19:23,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-11 08:19:23,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 08:19:23,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-11 08:19:23,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-11 08:19:23,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-11 08:19:23,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-11 08:19:23,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-11 08:19:23,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-11 08:19:23,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-11 08:19:23,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-11 08:19:23,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-11 08:19:23,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:19:23,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:19:23,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-11 08:19:23,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-11 08:19:23,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:23,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-11 08:19:24,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:24,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-11 08:19:24,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:24,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-11 08:19:24,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:24,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-11 08:19:24,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:24,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-11 08:19:24,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:24,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-11 08:19:24,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:24,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:19:24,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:24,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:19:24,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:24,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-11 08:19:24,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:24,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:19:24,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:24,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-11 08:19:24,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:24,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:19:24,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:24,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-11 08:19:24,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:24,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-11 08:19:24,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:24,034 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-11 08:19:24,035 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:19:24,035 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510272096] [2024-10-11 08:19:24,035 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [510272096] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:19:24,035 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:19:24,035 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-11 08:19:24,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117635096] [2024-10-11 08:19:24,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:19:24,036 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-11 08:19:24,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:19:24,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-11 08:19:24,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-11 08:19:24,037 INFO L87 Difference]: Start difference. First operand 1448 states and 2338 transitions. Second operand has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 9 states have internal predecessors, (102), 3 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) [2024-10-11 08:19:25,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:19:25,068 INFO L93 Difference]: Finished difference Result 2938 states and 4730 transitions. [2024-10-11 08:19:25,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 08:19:25,069 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 9 states have internal predecessors, (102), 3 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) Word has length 444 [2024-10-11 08:19:25,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:19:25,076 INFO L225 Difference]: With dead ends: 2938 [2024-10-11 08:19:25,076 INFO L226 Difference]: Without dead ends: 1612 [2024-10-11 08:19:25,079 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 143 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2024-10-11 08:19:25,079 INFO L432 NwaCegarLoop]: 397 mSDtfsCounter, 1212 mSDsluCounter, 1023 mSDsCounter, 0 mSdLazyCounter, 896 mSolverCounterSat, 511 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1212 SdHoareTripleChecker+Valid, 1420 SdHoareTripleChecker+Invalid, 1407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 511 IncrementalHoareTripleChecker+Valid, 896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-11 08:19:25,079 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1212 Valid, 1420 Invalid, 1407 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [511 Valid, 896 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-11 08:19:25,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1612 states. [2024-10-11 08:19:25,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1612 to 1438. [2024-10-11 08:19:25,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1438 states, 1014 states have (on average 1.4871794871794872) internal successors, (1508), 1021 states have internal predecessors, (1508), 405 states have call successors, (405), 18 states have call predecessors, (405), 18 states have return successors, (405), 398 states have call predecessors, (405), 405 states have call successors, (405) [2024-10-11 08:19:25,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1438 states and 2318 transitions. [2024-10-11 08:19:25,187 INFO L78 Accepts]: Start accepts. Automaton has 1438 states and 2318 transitions. Word has length 444 [2024-10-11 08:19:25,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:19:25,188 INFO L471 AbstractCegarLoop]: Abstraction has 1438 states and 2318 transitions. [2024-10-11 08:19:25,189 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 9 states have internal predecessors, (102), 3 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) [2024-10-11 08:19:25,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 2318 transitions. [2024-10-11 08:19:25,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2024-10-11 08:19:25,193 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:19:25,193 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:19:25,193 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-11 08:19:25,193 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:19:25,194 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:19:25,194 INFO L85 PathProgramCache]: Analyzing trace with hash -804361857, now seen corresponding path program 1 times [2024-10-11 08:19:25,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:19:25,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462445527] [2024-10-11 08:19:25,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:19:25,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:19:25,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:19:25,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 08:19:25,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 08:19:25,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 08:19:25,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 08:19:25,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 08:19:25,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 08:19:25,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 08:19:25,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 08:19:25,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 08:19:25,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 08:19:25,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 08:19:25,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:19:25,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 08:19:25,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:19:25,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:19:25,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:19:25,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:19:25,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:19:25,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 08:19:25,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:19:25,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 08:19:25,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:19:25,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-11 08:19:25,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:19:25,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-11 08:19:25,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:19:25,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:19:25,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:19:25,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:19:25,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:19:25,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 08:19:25,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:19:25,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 08:19:25,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:19:25,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 08:19:25,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:19:25,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-11 08:19:25,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 08:19:25,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-11 08:19:25,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-11 08:19:25,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 08:19:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-11 08:19:25,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-11 08:19:25,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-11 08:19:25,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-11 08:19:25,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-11 08:19:25,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-11 08:19:25,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-11 08:19:25,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-11 08:19:25,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-11 08:19:25,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:19:25,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:19:25,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-11 08:19:25,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-11 08:19:25,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-11 08:19:25,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-11 08:19:25,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-11 08:19:25,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-11 08:19:25,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-11 08:19:25,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-11 08:19:25,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:19:25,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:19:25,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-11 08:19:25,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:19:25,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-11 08:19:25,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:19:25,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-11 08:19:25,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-11 08:19:25,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:25,986 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 96 proven. 108 refuted. 0 times theorem prover too weak. 9180 trivial. 0 not checked. [2024-10-11 08:19:25,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:19:25,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462445527] [2024-10-11 08:19:25,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462445527] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 08:19:25,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2135885404] [2024-10-11 08:19:25,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:19:25,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 08:19:25,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 08:19:25,990 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 08:19:25,998 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 08:19:26,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:26,217 INFO L255 TraceCheckSpWp]: Trace formula consists of 1025 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-11 08:19:26,229 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 08:19:26,573 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 4110 proven. 63 refuted. 0 times theorem prover too weak. 5211 trivial. 0 not checked. [2024-10-11 08:19:26,574 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 08:19:26,996 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 141 proven. 63 refuted. 0 times theorem prover too weak. 9180 trivial. 0 not checked. [2024-10-11 08:19:26,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2135885404] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 08:19:26,997 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 08:19:26,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 10 [2024-10-11 08:19:26,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091374540] [2024-10-11 08:19:26,997 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 08:19:26,998 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-11 08:19:26,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:19:26,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-11 08:19:26,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-10-11 08:19:26,999 INFO L87 Difference]: Start difference. First operand 1438 states and 2318 transitions. Second operand has 10 states, 10 states have (on average 16.3) internal successors, (163), 10 states have internal predecessors, (163), 3 states have call successors, (126), 2 states have call predecessors, (126), 4 states have return successors, (128), 3 states have call predecessors, (128), 3 states have call successors, (128) [2024-10-11 08:19:27,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:19:27,814 INFO L93 Difference]: Finished difference Result 2497 states and 3997 transitions. [2024-10-11 08:19:27,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-11 08:19:27,815 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 16.3) internal successors, (163), 10 states have internal predecessors, (163), 3 states have call successors, (126), 2 states have call predecessors, (126), 4 states have return successors, (128), 3 states have call predecessors, (128), 3 states have call successors, (128) Word has length 444 [2024-10-11 08:19:27,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:19:27,821 INFO L225 Difference]: With dead ends: 2497 [2024-10-11 08:19:27,822 INFO L226 Difference]: Without dead ends: 1185 [2024-10-11 08:19:27,824 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1043 GetRequests, 1023 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=116, Invalid=304, Unknown=0, NotChecked=0, Total=420 [2024-10-11 08:19:27,825 INFO L432 NwaCegarLoop]: 258 mSDtfsCounter, 573 mSDsluCounter, 863 mSDsCounter, 0 mSdLazyCounter, 677 mSolverCounterSat, 288 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 574 SdHoareTripleChecker+Valid, 1121 SdHoareTripleChecker+Invalid, 965 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 288 IncrementalHoareTripleChecker+Valid, 677 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 08:19:27,825 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [574 Valid, 1121 Invalid, 965 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [288 Valid, 677 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 08:19:27,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1185 states. [2024-10-11 08:19:27,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1185 to 1155. [2024-10-11 08:19:27,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1155 states, 795 states have (on average 1.451572327044025) internal successors, (1154), 800 states have internal predecessors, (1154), 337 states have call successors, (337), 22 states have call predecessors, (337), 22 states have return successors, (337), 332 states have call predecessors, (337), 337 states have call successors, (337) [2024-10-11 08:19:27,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 1155 states and 1828 transitions. [2024-10-11 08:19:27,929 INFO L78 Accepts]: Start accepts. Automaton has 1155 states and 1828 transitions. Word has length 444 [2024-10-11 08:19:27,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:19:27,930 INFO L471 AbstractCegarLoop]: Abstraction has 1155 states and 1828 transitions. [2024-10-11 08:19:27,930 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 16.3) internal successors, (163), 10 states have internal predecessors, (163), 3 states have call successors, (126), 2 states have call predecessors, (126), 4 states have return successors, (128), 3 states have call predecessors, (128), 3 states have call successors, (128) [2024-10-11 08:19:27,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1828 transitions. [2024-10-11 08:19:27,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2024-10-11 08:19:27,933 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:19:27,933 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:19:27,955 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-11 08:19:28,134 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 08:19:28,135 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:19:28,135 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:19:28,135 INFO L85 PathProgramCache]: Analyzing trace with hash 713345393, now seen corresponding path program 1 times [2024-10-11 08:19:28,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:19:28,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284001856] [2024-10-11 08:19:28,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:19:28,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:19:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:19:28,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 08:19:28,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 08:19:28,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 08:19:28,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 08:19:28,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 08:19:28,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 08:19:28,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 08:19:28,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 08:19:28,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 08:19:28,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 08:19:28,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 08:19:28,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:19:28,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 08:19:28,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:19:28,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:19:28,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:19:28,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:19:28,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:19:28,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 08:19:28,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:19:28,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 08:19:28,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:19:28,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-11 08:19:28,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:19:28,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-11 08:19:28,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:19:28,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:19:28,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:19:28,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:19:28,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:19:28,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 08:19:28,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:19:28,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 08:19:28,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:19:28,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 08:19:28,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:19:28,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-11 08:19:28,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 08:19:28,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-11 08:19:28,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-11 08:19:28,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 08:19:28,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-11 08:19:28,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-11 08:19:28,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-11 08:19:28,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-11 08:19:28,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-11 08:19:28,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-11 08:19:28,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-11 08:19:28,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-11 08:19:28,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-11 08:19:28,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:19:28,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:19:28,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-11 08:19:28,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-11 08:19:28,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-11 08:19:28,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-11 08:19:28,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-11 08:19:28,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-11 08:19:28,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-11 08:19:28,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-11 08:19:28,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:19:28,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:19:28,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-11 08:19:28,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:19:28,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-11 08:19:28,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:19:28,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-11 08:19:28,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-11 08:19:28,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:28,676 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-11 08:19:28,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:19:28,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284001856] [2024-10-11 08:19:28,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284001856] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:19:28,676 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:19:28,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 08:19:28,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86069086] [2024-10-11 08:19:28,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:19:28,677 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 08:19:28,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:19:28,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 08:19:28,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 08:19:28,678 INFO L87 Difference]: Start difference. First operand 1155 states and 1828 transitions. Second operand has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-11 08:19:29,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:19:29,308 INFO L93 Difference]: Finished difference Result 2427 states and 3861 transitions. [2024-10-11 08:19:29,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 08:19:29,309 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 446 [2024-10-11 08:19:29,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:19:29,318 INFO L225 Difference]: With dead ends: 2427 [2024-10-11 08:19:29,319 INFO L226 Difference]: Without dead ends: 1406 [2024-10-11 08:19:29,322 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 08:19:29,323 INFO L432 NwaCegarLoop]: 402 mSDtfsCounter, 540 mSDsluCounter, 701 mSDsCounter, 0 mSdLazyCounter, 406 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 540 SdHoareTripleChecker+Valid, 1103 SdHoareTripleChecker+Invalid, 442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 406 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 08:19:29,323 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [540 Valid, 1103 Invalid, 442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 406 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 08:19:29,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1406 states. [2024-10-11 08:19:29,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1406 to 1195. [2024-10-11 08:19:29,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1195 states, 835 states have (on average 1.4646706586826348) internal successors, (1223), 840 states have internal predecessors, (1223), 337 states have call successors, (337), 22 states have call predecessors, (337), 22 states have return successors, (337), 332 states have call predecessors, (337), 337 states have call successors, (337) [2024-10-11 08:19:29,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 1195 states and 1897 transitions. [2024-10-11 08:19:29,460 INFO L78 Accepts]: Start accepts. Automaton has 1195 states and 1897 transitions. Word has length 446 [2024-10-11 08:19:29,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:19:29,461 INFO L471 AbstractCegarLoop]: Abstraction has 1195 states and 1897 transitions. [2024-10-11 08:19:29,461 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-11 08:19:29,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1897 transitions. [2024-10-11 08:19:29,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2024-10-11 08:19:29,464 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:19:29,464 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:19:29,464 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-11 08:19:29,464 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:19:29,465 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:19:29,465 INFO L85 PathProgramCache]: Analyzing trace with hash 961491887, now seen corresponding path program 1 times [2024-10-11 08:19:29,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:19:29,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271034513] [2024-10-11 08:19:29,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:19:29,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:19:29,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:19:43,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 08:19:43,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 08:19:43,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 08:19:43,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 08:19:43,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 08:19:43,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 08:19:43,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 08:19:43,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 08:19:43,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 08:19:43,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 08:19:43,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 08:19:43,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:19:43,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 08:19:43,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:19:43,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:19:43,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:19:43,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:19:43,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:19:43,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 08:19:43,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:19:43,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 08:19:43,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:19:43,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-11 08:19:43,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:19:43,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-11 08:19:43,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:19:43,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:19:43,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:19:43,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:19:43,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:19:43,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 08:19:43,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:43,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:19:43,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 08:19:44,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:19:44,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 08:19:44,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:19:44,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-11 08:19:44,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 08:19:44,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-11 08:19:44,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-11 08:19:44,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 08:19:44,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-11 08:19:44,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-11 08:19:44,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-11 08:19:44,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-11 08:19:44,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-11 08:19:44,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-11 08:19:44,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-11 08:19:44,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-11 08:19:44,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-11 08:19:44,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 08:19:44,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 08:19:44,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-11 08:19:44,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-11 08:19:44,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-11 08:19:44,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-11 08:19:44,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-11 08:19:44,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-11 08:19:44,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-11 08:19:44,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-11 08:19:44,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:19:44,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 08:19:44,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-11 08:19:44,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 08:19:44,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-11 08:19:44,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 08:19:44,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-11 08:19:44,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-11 08:19:44,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:44,860 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 96 proven. 108 refuted. 0 times theorem prover too weak. 9180 trivial. 0 not checked. [2024-10-11 08:19:44,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:19:44,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271034513] [2024-10-11 08:19:44,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1271034513] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 08:19:44,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1402092284] [2024-10-11 08:19:44,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:19:44,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 08:19:44,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 08:19:44,862 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 08:19:44,864 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-11 08:19:45,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:19:45,104 INFO L255 TraceCheckSpWp]: Trace formula consists of 1033 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-10-11 08:19:45,116 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 08:19:50,648 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 4915 proven. 318 refuted. 0 times theorem prover too weak. 4151 trivial. 0 not checked. [2024-10-11 08:19:50,649 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 08:20:12,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1402092284] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 08:20:12,759 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-11 08:20:12,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 22] total 45 [2024-10-11 08:20:12,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522410712] [2024-10-11 08:20:12,759 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-11 08:20:12,760 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2024-10-11 08:20:12,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:20:12,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2024-10-11 08:20:12,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=376, Invalid=3655, Unknown=1, NotChecked=0, Total=4032 [2024-10-11 08:20:12,762 INFO L87 Difference]: Start difference. First operand 1195 states and 1897 transitions. Second operand has 45 states, 44 states have (on average 4.545454545454546) internal successors, (200), 43 states have internal predecessors, (200), 11 states have call successors, (138), 5 states have call predecessors, (138), 8 states have return successors, (138), 10 states have call predecessors, (138), 11 states have call successors, (138)