./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-47.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-47.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 cd3632043214757caefbf8e806ad884979d5d0588e1edb63db72323f63ea6c69 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 08:16:21,374 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 08:16:21,443 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-11 08:16:21,449 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 08:16:21,451 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 08:16:21,486 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 08:16:21,487 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 08:16:21,487 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 08:16:21,488 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 08:16:21,490 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 08:16:21,490 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 08:16:21,491 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 08:16:21,491 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 08:16:21,492 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 08:16:21,493 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 08:16:21,494 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 08:16:21,494 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 08:16:21,494 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 08:16:21,495 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 08:16:21,495 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 08:16:21,495 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 08:16:21,496 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 08:16:21,496 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 08:16:21,497 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 08:16:21,497 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 08:16:21,497 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 08:16:21,497 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 08:16:21,498 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 08:16:21,498 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 08:16:21,498 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 08:16:21,499 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 08:16:21,499 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 08:16:21,499 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 08:16:21,500 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 08:16:21,500 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 08:16:21,500 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 08:16:21,501 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 08:16:21,501 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 08:16:21,501 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 08:16:21,501 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 08:16:21,501 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 08:16:21,503 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 08:16:21,503 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd3632043214757caefbf8e806ad884979d5d0588e1edb63db72323f63ea6c69 [2024-10-11 08:16:21,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 08:16:21,851 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 08:16:21,855 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 08:16:21,856 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 08:16:21,857 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 08:16:21,858 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-47.i [2024-10-11 08:16:23,257 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 08:16:23,529 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 08:16:23,531 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-47.i [2024-10-11 08:16:23,545 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/627d31f0e/9580d4f50ab84539b883e7ffbc787ed9/FLAG9534d64ee [2024-10-11 08:16:23,847 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/627d31f0e/9580d4f50ab84539b883e7ffbc787ed9 [2024-10-11 08:16:23,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 08:16:23,851 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 08:16:23,852 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 08:16:23,852 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 08:16:23,858 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 08:16:23,859 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 08:16:23" (1/1) ... [2024-10-11 08:16:23,860 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dfec162 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:16:23, skipping insertion in model container [2024-10-11 08:16:23,860 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 08:16:23" (1/1) ... [2024-10-11 08:16:23,911 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 08:16:24,089 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-47.i[916,929] [2024-10-11 08:16:24,222 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 08:16:24,250 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 08:16:24,266 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-47.i[916,929] [2024-10-11 08:16:24,333 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 08:16:24,355 INFO L204 MainTranslator]: Completed translation [2024-10-11 08:16:24,356 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:16:24 WrapperNode [2024-10-11 08:16:24,356 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 08:16:24,357 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 08:16:24,357 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 08:16:24,357 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 08:16:24,363 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:16:24" (1/1) ... [2024-10-11 08:16:24,385 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:16:24" (1/1) ... [2024-10-11 08:16:24,446 INFO L138 Inliner]: procedures = 26, calls = 79, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 535 [2024-10-11 08:16:24,447 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 08:16:24,448 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 08:16:24,448 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 08:16:24,448 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 08:16:24,459 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:16:24" (1/1) ... [2024-10-11 08:16:24,459 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:16:24" (1/1) ... [2024-10-11 08:16:24,471 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:16:24" (1/1) ... [2024-10-11 08:16:24,517 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 08:16:24,519 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:16:24" (1/1) ... [2024-10-11 08:16:24,519 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:16:24" (1/1) ... [2024-10-11 08:16:24,538 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:16:24" (1/1) ... [2024-10-11 08:16:24,547 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:16:24" (1/1) ... [2024-10-11 08:16:24,564 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:16:24" (1/1) ... [2024-10-11 08:16:24,574 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:16:24" (1/1) ... [2024-10-11 08:16:24,591 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 08:16:24,592 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 08:16:24,592 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 08:16:24,592 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 08:16:24,593 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:16:24" (1/1) ... [2024-10-11 08:16:24,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 08:16:24,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 08:16:24,627 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 08:16:24,634 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 08:16:24,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 08:16:24,688 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 08:16:24,688 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 08:16:24,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 08:16:24,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 08:16:24,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 08:16:24,863 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 08:16:24,864 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 08:16:25,804 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-10-11 08:16:25,805 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 08:16:25,890 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 08:16:25,892 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-11 08:16:25,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 08:16:25 BoogieIcfgContainer [2024-10-11 08:16:25,893 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 08:16:25,895 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 08:16:25,895 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 08:16:25,900 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 08:16:25,900 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 08:16:23" (1/3) ... [2024-10-11 08:16:25,901 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1edb55e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 08:16:25, skipping insertion in model container [2024-10-11 08:16:25,901 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:16:24" (2/3) ... [2024-10-11 08:16:25,901 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1edb55e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 08:16:25, skipping insertion in model container [2024-10-11 08:16:25,901 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 08:16:25" (3/3) ... [2024-10-11 08:16:25,903 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-47.i [2024-10-11 08:16:25,919 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 08:16:25,919 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 08:16:25,990 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 08:16:25,996 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;@2d198fe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 08:16:25,996 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 08:16:26,004 INFO L276 IsEmpty]: Start isEmpty. Operand has 221 states, 152 states have (on average 1.5723684210526316) internal successors, (239), 153 states have internal predecessors, (239), 66 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2024-10-11 08:16:26,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2024-10-11 08:16:26,031 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:16:26,033 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:16:26,033 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:16:26,040 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:16:26,041 INFO L85 PathProgramCache]: Analyzing trace with hash 897615649, now seen corresponding path program 1 times [2024-10-11 08:16:26,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:16:26,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458217783] [2024-10-11 08:16:26,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:16:26,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:16:26,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:16:26,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:16:26,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:16:26,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:16:26,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:16:26,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:16:26,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:16:26,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:16:26,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:16:26,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:16:26,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:16:26,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 08:16:26,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 08:16:26,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:16:26,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:16:26,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:16:26,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:16:26,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:16:26,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:16:26,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 08:16:26,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:16:26,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 08:16:26,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 08:16:26,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 08:16:26,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 08:16:26,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 08:16:26,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 08:16:26,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 08:16:26,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:16:26,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:16:26,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:16:26,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 08:16:26,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:16:26,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 08:16:26,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:16:26,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 08:16:26,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:16:26,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-11 08:16:26,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 08:16:26,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-11 08:16:26,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-11 08:16:26,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 08:16:26,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-11 08:16:26,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 08:16:26,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-11 08:16:26,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 08:16:26,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-11 08:16:26,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 08:16:26,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 08:16:26,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-11 08:16:26,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 08:16:26,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:26,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-11 08:16:26,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-11 08:16:27,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-11 08:16:27,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-11 08:16:27,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-11 08:16:27,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-11 08:16:27,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:16:27,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-11 08:16:27,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:16:27,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-11 08:16:27,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-10-11 08:16:27,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-11 08:16:27,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-11 08:16:27,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-11 08:16:27,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-11 08:16:27,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,084 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-10-11 08:16:27,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:16:27,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458217783] [2024-10-11 08:16:27,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [458217783] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:16:27,086 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:16:27,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 08:16:27,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029103695] [2024-10-11 08:16:27,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:16:27,094 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-11 08:16:27,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:16:27,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-11 08:16:27,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 08:16:27,127 INFO L87 Difference]: Start difference. First operand has 221 states, 152 states have (on average 1.5723684210526316) internal successors, (239), 153 states have internal predecessors, (239), 66 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) Second operand has 2 states, 2 states have (on average 48.5) internal successors, (97), 2 states have internal predecessors, (97), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-11 08:16:27,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:16:27,195 INFO L93 Difference]: Finished difference Result 439 states and 806 transitions. [2024-10-11 08:16:27,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-11 08:16:27,198 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 48.5) internal successors, (97), 2 states have internal predecessors, (97), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 424 [2024-10-11 08:16:27,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:16:27,219 INFO L225 Difference]: With dead ends: 439 [2024-10-11 08:16:27,219 INFO L226 Difference]: Without dead ends: 219 [2024-10-11 08:16:27,227 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 134 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 08:16:27,233 INFO L432 NwaCegarLoop]: 359 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, 359 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 08:16:27,235 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 359 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 08:16:27,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2024-10-11 08:16:27,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 219. [2024-10-11 08:16:27,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 151 states have (on average 1.5231788079470199) internal successors, (230), 151 states have internal predecessors, (230), 66 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2024-10-11 08:16:27,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 362 transitions. [2024-10-11 08:16:27,309 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 362 transitions. Word has length 424 [2024-10-11 08:16:27,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:16:27,316 INFO L471 AbstractCegarLoop]: Abstraction has 219 states and 362 transitions. [2024-10-11 08:16:27,316 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 48.5) internal successors, (97), 2 states have internal predecessors, (97), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-11 08:16:27,317 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 362 transitions. [2024-10-11 08:16:27,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2024-10-11 08:16:27,327 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:16:27,327 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:16:27,327 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 08:16:27,328 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:16:27,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:16:27,329 INFO L85 PathProgramCache]: Analyzing trace with hash -985423365, now seen corresponding path program 1 times [2024-10-11 08:16:27,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:16:27,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768221069] [2024-10-11 08:16:27,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:16:27,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:16:27,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:16:27,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:16:27,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:16:27,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:16:27,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:16:27,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:16:27,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:16:27,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:16:27,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:16:27,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:16:27,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:16:27,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 08:16:27,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 08:16:27,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:16:27,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:16:27,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:16:27,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:16:27,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:16:27,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:16:27,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 08:16:27,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:16:27,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 08:16:27,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 08:16:27,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 08:16:27,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 08:16:27,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 08:16:27,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 08:16:27,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 08:16:27,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:16:27,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:16:27,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:16:27,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 08:16:27,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:16:27,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 08:16:27,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:16:27,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 08:16:27,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:16:27,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-11 08:16:27,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 08:16:27,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-11 08:16:27,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-11 08:16:27,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 08:16:27,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-11 08:16:27,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 08:16:27,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-11 08:16:27,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 08:16:27,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-11 08:16:27,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 08:16:27,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 08:16:27,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-11 08:16:27,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 08:16:27,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-11 08:16:27,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-11 08:16:27,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-11 08:16:27,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-11 08:16:27,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-11 08:16:27,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-11 08:16:27,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:16:27,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-11 08:16:27,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:16:27,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-11 08:16:27,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-10-11 08:16:27,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-11 08:16:27,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-11 08:16:27,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-11 08:16:27,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-11 08:16:27,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:27,915 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-10-11 08:16:27,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:16:27,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768221069] [2024-10-11 08:16:27,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768221069] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:16:27,916 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:16:27,916 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 08:16:27,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415574251] [2024-10-11 08:16:27,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:16:27,921 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 08:16:27,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:16:27,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 08:16:27,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:16:27,923 INFO L87 Difference]: Start difference. First operand 219 states and 362 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-11 08:16:28,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:16:28,055 INFO L93 Difference]: Finished difference Result 588 states and 971 transitions. [2024-10-11 08:16:28,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 08:16:28,056 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 425 [2024-10-11 08:16:28,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:16:28,063 INFO L225 Difference]: With dead ends: 588 [2024-10-11 08:16:28,063 INFO L226 Difference]: Without dead ends: 370 [2024-10-11 08:16:28,069 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 134 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 08:16:28,070 INFO L432 NwaCegarLoop]: 562 mSDtfsCounter, 237 mSDsluCounter, 333 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 237 SdHoareTripleChecker+Valid, 895 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 08:16:28,070 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [237 Valid, 895 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 08:16:28,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2024-10-11 08:16:28,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 367. [2024-10-11 08:16:28,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 367 states, 271 states have (on average 1.5350553505535056) internal successors, (416), 272 states have internal predecessors, (416), 93 states have call successors, (93), 2 states have call predecessors, (93), 2 states have return successors, (93), 92 states have call predecessors, (93), 93 states have call successors, (93) [2024-10-11 08:16:28,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 602 transitions. [2024-10-11 08:16:28,132 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 602 transitions. Word has length 425 [2024-10-11 08:16:28,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:16:28,136 INFO L471 AbstractCegarLoop]: Abstraction has 367 states and 602 transitions. [2024-10-11 08:16:28,137 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-11 08:16:28,137 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 602 transitions. [2024-10-11 08:16:28,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2024-10-11 08:16:28,143 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:16:28,144 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:16:28,144 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 08:16:28,145 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:16:28,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:16:28,145 INFO L85 PathProgramCache]: Analyzing trace with hash -646837290, now seen corresponding path program 1 times [2024-10-11 08:16:28,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:16:28,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581882522] [2024-10-11 08:16:28,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:16:28,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:16:28,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:16:28,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:16:28,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:16:28,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:16:28,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:16:28,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:16:28,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:16:28,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:16:28,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:16:28,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:16:28,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:16:28,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 08:16:28,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 08:16:28,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:16:28,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:16:28,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:16:28,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:16:28,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:16:28,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:16:28,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 08:16:28,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:16:28,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 08:16:28,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 08:16:28,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 08:16:28,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 08:16:28,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 08:16:28,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 08:16:28,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 08:16:28,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:16:28,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:16:28,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:16:28,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 08:16:28,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:16:28,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 08:16:28,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:16:28,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 08:16:28,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:16:28,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-11 08:16:28,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 08:16:28,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-11 08:16:28,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-11 08:16:28,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 08:16:28,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-11 08:16:28,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 08:16:28,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-11 08:16:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 08:16:28,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-11 08:16:28,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 08:16:28,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 08:16:28,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-11 08:16:28,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 08:16:28,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-11 08:16:28,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-11 08:16:28,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-11 08:16:28,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-11 08:16:28,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-11 08:16:28,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-11 08:16:28,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:28,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:16:28,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:29,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-11 08:16:29,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:29,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:16:29,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:29,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-11 08:16:29,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:29,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-10-11 08:16:29,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:29,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-11 08:16:29,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:29,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-11 08:16:29,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:29,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-11 08:16:29,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:29,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-11 08:16:29,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:29,050 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-10-11 08:16:29,051 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:16:29,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581882522] [2024-10-11 08:16:29,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581882522] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:16:29,051 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:16:29,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 08:16:29,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497582639] [2024-10-11 08:16:29,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:16:29,053 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 08:16:29,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:16:29,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 08:16:29,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:16:29,054 INFO L87 Difference]: Start difference. First operand 367 states and 602 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-11 08:16:29,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:16:29,146 INFO L93 Difference]: Finished difference Result 1099 states and 1804 transitions. [2024-10-11 08:16:29,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 08:16:29,147 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 426 [2024-10-11 08:16:29,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:16:29,158 INFO L225 Difference]: With dead ends: 1099 [2024-10-11 08:16:29,159 INFO L226 Difference]: Without dead ends: 733 [2024-10-11 08:16:29,161 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 133 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 08:16:29,162 INFO L432 NwaCegarLoop]: 446 mSDtfsCounter, 229 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 229 SdHoareTripleChecker+Valid, 798 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 08:16:29,164 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [229 Valid, 798 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 08:16:29,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 733 states. [2024-10-11 08:16:29,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 733 to 731. [2024-10-11 08:16:29,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 731 states, 540 states have (on average 1.5333333333333334) internal successors, (828), 542 states have internal predecessors, (828), 186 states have call successors, (186), 4 states have call predecessors, (186), 4 states have return successors, (186), 184 states have call predecessors, (186), 186 states have call successors, (186) [2024-10-11 08:16:29,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 731 states and 1200 transitions. [2024-10-11 08:16:29,280 INFO L78 Accepts]: Start accepts. Automaton has 731 states and 1200 transitions. Word has length 426 [2024-10-11 08:16:29,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:16:29,281 INFO L471 AbstractCegarLoop]: Abstraction has 731 states and 1200 transitions. [2024-10-11 08:16:29,281 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-11 08:16:29,282 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1200 transitions. [2024-10-11 08:16:29,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2024-10-11 08:16:29,285 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:16:29,286 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:16:29,286 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-11 08:16:29,286 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:16:29,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:16:29,287 INFO L85 PathProgramCache]: Analyzing trace with hash -229974829, now seen corresponding path program 1 times [2024-10-11 08:16:29,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:16:29,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166205325] [2024-10-11 08:16:29,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:16:29,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:16:29,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:16:30,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:16:30,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:16:30,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:16:30,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:16:30,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:16:30,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:16:30,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:16:30,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:16:30,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:16:30,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:16:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 08:16:30,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 08:16:30,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:16:30,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:16:30,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:16:30,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:16:30,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:16:30,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:16:30,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 08:16:30,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:16:30,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 08:16:30,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 08:16:30,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 08:16:30,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 08:16:30,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 08:16:30,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 08:16:30,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 08:16:30,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:16:30,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:16:30,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:16:30,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 08:16:30,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:16:30,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 08:16:30,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:16:30,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 08:16:30,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:16:30,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-11 08:16:30,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 08:16:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-11 08:16:30,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-11 08:16:30,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 08:16:30,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-11 08:16:30,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 08:16:30,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-11 08:16:30,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 08:16:30,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-11 08:16:30,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 08:16:30,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 08:16:30,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-11 08:16:30,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 08:16:30,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-11 08:16:30,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-11 08:16:30,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-11 08:16:30,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-11 08:16:30,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-11 08:16:30,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-11 08:16:30,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:16:30,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-11 08:16:30,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:16:30,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-11 08:16:30,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-10-11 08:16:30,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-11 08:16:30,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-11 08:16:30,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-11 08:16:30,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-11 08:16:30,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:30,290 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-10-11 08:16:30,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:16:30,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166205325] [2024-10-11 08:16:30,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166205325] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:16:30,291 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:16:30,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 08:16:30,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152128183] [2024-10-11 08:16:30,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:16:30,292 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 08:16:30,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:16:30,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 08:16:30,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-11 08:16:30,293 INFO L87 Difference]: Start difference. First operand 731 states and 1200 transitions. Second operand has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-11 08:16:31,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:16:31,046 INFO L93 Difference]: Finished difference Result 2741 states and 4476 transitions. [2024-10-11 08:16:31,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 08:16:31,046 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 427 [2024-10-11 08:16:31,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:16:31,059 INFO L225 Difference]: With dead ends: 2741 [2024-10-11 08:16:31,059 INFO L226 Difference]: Without dead ends: 2011 [2024-10-11 08:16:31,066 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-10-11 08:16:31,066 INFO L432 NwaCegarLoop]: 396 mSDtfsCounter, 813 mSDsluCounter, 965 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 469 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 813 SdHoareTripleChecker+Valid, 1361 SdHoareTripleChecker+Invalid, 644 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 469 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 08:16:31,067 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [813 Valid, 1361 Invalid, 644 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [469 Valid, 175 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 08:16:31,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2011 states. [2024-10-11 08:16:31,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2011 to 1507. [2024-10-11 08:16:31,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1507 states, 1126 states have (on average 1.522202486678508) internal successors, (1714), 1130 states have internal predecessors, (1714), 372 states have call successors, (372), 8 states have call predecessors, (372), 8 states have return successors, (372), 368 states have call predecessors, (372), 372 states have call successors, (372) [2024-10-11 08:16:31,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1507 states and 2458 transitions. [2024-10-11 08:16:31,299 INFO L78 Accepts]: Start accepts. Automaton has 1507 states and 2458 transitions. Word has length 427 [2024-10-11 08:16:31,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:16:31,301 INFO L471 AbstractCegarLoop]: Abstraction has 1507 states and 2458 transitions. [2024-10-11 08:16:31,302 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-11 08:16:31,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 2458 transitions. [2024-10-11 08:16:31,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2024-10-11 08:16:31,306 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:16:31,307 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:16:31,307 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-11 08:16:31,307 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:16:31,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:16:31,308 INFO L85 PathProgramCache]: Analyzing trace with hash 2070847761, now seen corresponding path program 1 times [2024-10-11 08:16:31,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:16:31,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537128581] [2024-10-11 08:16:31,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:16:31,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:16:31,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:16:32,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:16:32,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:16:32,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:16:32,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:16:32,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:16:32,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:16:32,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:16:32,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:16:32,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:16:32,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:16:32,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 08:16:32,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 08:16:32,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:16:32,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:16:32,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:16:32,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:16:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:16:32,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:16:32,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 08:16:32,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:16:32,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 08:16:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 08:16:32,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 08:16:32,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 08:16:32,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 08:16:32,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 08:16:32,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 08:16:32,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:16:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:16:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:16:32,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 08:16:32,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:16:32,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 08:16:32,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:16:32,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 08:16:32,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:16:32,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-11 08:16:32,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 08:16:32,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-11 08:16:32,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-11 08:16:32,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 08:16:32,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-11 08:16:32,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 08:16:32,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-11 08:16:32,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 08:16:32,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-11 08:16:32,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 08:16:32,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 08:16:32,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-11 08:16:32,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 08:16:32,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-11 08:16:32,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-11 08:16:32,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-11 08:16:32,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-11 08:16:32,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-11 08:16:32,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-11 08:16:32,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:16:32,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-11 08:16:32,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:16:32,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-11 08:16:32,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-10-11 08:16:32,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-11 08:16:32,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-11 08:16:32,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-11 08:16:32,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-11 08:16:32,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:32,778 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-10-11 08:16:32,778 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:16:32,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537128581] [2024-10-11 08:16:32,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537128581] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:16:32,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:16:32,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 08:16:32,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898526553] [2024-10-11 08:16:32,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:16:32,780 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 08:16:32,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:16:32,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 08:16:32,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 08:16:32,781 INFO L87 Difference]: Start difference. First operand 1507 states and 2458 transitions. Second operand has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-11 08:16:33,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:16:33,274 INFO L93 Difference]: Finished difference Result 2633 states and 4293 transitions. [2024-10-11 08:16:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 08:16:33,275 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), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 427 [2024-10-11 08:16:33,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:16:33,282 INFO L225 Difference]: With dead ends: 2633 [2024-10-11 08:16:33,283 INFO L226 Difference]: Without dead ends: 1127 [2024-10-11 08:16:33,287 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 135 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 08:16:33,288 INFO L432 NwaCegarLoop]: 357 mSDtfsCounter, 317 mSDsluCounter, 689 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 317 SdHoareTripleChecker+Valid, 1046 SdHoareTripleChecker+Invalid, 237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 08:16:33,289 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [317 Valid, 1046 Invalid, 237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 08:16:33,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1127 states. [2024-10-11 08:16:33,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1127 to 1041. [2024-10-11 08:16:33,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1041 states, 783 states have (on average 1.5389527458492975) internal successors, (1205), 785 states have internal predecessors, (1205), 252 states have call successors, (252), 5 states have call predecessors, (252), 5 states have return successors, (252), 250 states have call predecessors, (252), 252 states have call successors, (252) [2024-10-11 08:16:33,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 1041 states and 1709 transitions. [2024-10-11 08:16:33,442 INFO L78 Accepts]: Start accepts. Automaton has 1041 states and 1709 transitions. Word has length 427 [2024-10-11 08:16:33,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:16:33,443 INFO L471 AbstractCegarLoop]: Abstraction has 1041 states and 1709 transitions. [2024-10-11 08:16:33,443 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), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-11 08:16:33,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1709 transitions. [2024-10-11 08:16:33,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2024-10-11 08:16:33,447 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:16:33,447 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:16:33,447 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-11 08:16:33,448 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:16:33,448 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:16:33,448 INFO L85 PathProgramCache]: Analyzing trace with hash -995429800, now seen corresponding path program 1 times [2024-10-11 08:16:33,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:16:33,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008648585] [2024-10-11 08:16:33,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:16:33,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:16:33,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:16:34,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:16:34,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:16:34,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:16:34,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:16:34,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:16:34,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:16:34,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:16:34,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:16:34,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:16:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:16:34,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 08:16:34,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 08:16:34,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:16:34,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:16:34,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:16:34,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:16:34,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:16:34,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:16:34,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 08:16:34,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:16:34,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 08:16:34,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 08:16:34,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 08:16:34,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 08:16:34,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 08:16:34,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 08:16:34,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 08:16:34,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:16:34,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:16:34,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:16:34,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 08:16:34,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:16:34,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 08:16:34,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:16:34,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 08:16:34,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:16:34,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-11 08:16:34,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 08:16:34,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-11 08:16:34,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-11 08:16:34,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 08:16:34,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-11 08:16:34,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 08:16:34,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-11 08:16:34,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 08:16:34,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-11 08:16:34,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 08:16:34,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 08:16:34,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-11 08:16:34,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 08:16:34,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-11 08:16:34,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-11 08:16:34,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-11 08:16:34,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-11 08:16:34,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-11 08:16:34,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-11 08:16:34,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:16:34,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-11 08:16:34,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:16:34,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-11 08:16:34,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-10-11 08:16:34,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-11 08:16:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-11 08:16:34,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-11 08:16:34,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-11 08:16:34,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:34,864 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-10-11 08:16:34,864 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:16:34,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008648585] [2024-10-11 08:16:34,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008648585] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:16:34,865 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:16:34,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 08:16:34,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866981613] [2024-10-11 08:16:34,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:16:34,867 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 08:16:34,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:16:34,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 08:16:34,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-11 08:16:34,868 INFO L87 Difference]: Start difference. First operand 1041 states and 1709 transitions. Second operand has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 7 states have internal predecessors, (102), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-11 08:16:35,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:16:35,867 INFO L93 Difference]: Finished difference Result 3422 states and 5583 transitions. [2024-10-11 08:16:35,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 08:16:35,868 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 7 states have internal predecessors, (102), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 429 [2024-10-11 08:16:35,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:16:35,884 INFO L225 Difference]: With dead ends: 3422 [2024-10-11 08:16:35,884 INFO L226 Difference]: Without dead ends: 2632 [2024-10-11 08:16:35,888 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2024-10-11 08:16:35,889 INFO L432 NwaCegarLoop]: 455 mSDtfsCounter, 857 mSDsluCounter, 1240 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 857 SdHoareTripleChecker+Valid, 1695 SdHoareTripleChecker+Invalid, 497 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-11 08:16:35,891 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [857 Valid, 1695 Invalid, 497 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-11 08:16:35,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2632 states. [2024-10-11 08:16:36,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2632 to 2624. [2024-10-11 08:16:36,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2624 states, 2030 states have (on average 1.541871921182266) internal successors, (3130), 2038 states have internal predecessors, (3130), 580 states have call successors, (580), 13 states have call predecessors, (580), 13 states have return successors, (580), 572 states have call predecessors, (580), 580 states have call successors, (580) [2024-10-11 08:16:36,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2624 states to 2624 states and 4290 transitions. [2024-10-11 08:16:36,227 INFO L78 Accepts]: Start accepts. Automaton has 2624 states and 4290 transitions. Word has length 429 [2024-10-11 08:16:36,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:16:36,228 INFO L471 AbstractCegarLoop]: Abstraction has 2624 states and 4290 transitions. [2024-10-11 08:16:36,228 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 7 states have internal predecessors, (102), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-11 08:16:36,228 INFO L276 IsEmpty]: Start isEmpty. Operand 2624 states and 4290 transitions. [2024-10-11 08:16:36,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2024-10-11 08:16:36,231 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:16:36,232 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:16:36,232 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-11 08:16:36,232 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:16:36,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:16:36,233 INFO L85 PathProgramCache]: Analyzing trace with hash 2078843135, now seen corresponding path program 1 times [2024-10-11 08:16:36,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:16:36,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970270581] [2024-10-11 08:16:36,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:16:36,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:16:36,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:16:53,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:16:53,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:16:53,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:16:53,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:16:53,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:16:53,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:16:53,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:16:53,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:16:53,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:16:53,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:16:53,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 08:16:53,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 08:16:53,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:16:53,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:16:53,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:16:53,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:16:53,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:16:53,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:16:53,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 08:16:53,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:16:53,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 08:16:53,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 08:16:53,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 08:16:53,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 08:16:53,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 08:16:53,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 08:16:53,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 08:16:53,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:16:53,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:16:53,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:16:53,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 08:16:53,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:16:53,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 08:16:53,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:16:53,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 08:16:53,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:16:53,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-11 08:16:53,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 08:16:53,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-11 08:16:53,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-11 08:16:53,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 08:16:53,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-11 08:16:53,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 08:16:53,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-11 08:16:53,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 08:16:53,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-11 08:16:53,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 08:16:53,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 08:16:53,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-11 08:16:53,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 08:16:53,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-11 08:16:53,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-11 08:16:53,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-11 08:16:53,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-11 08:16:53,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-11 08:16:53,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-11 08:16:53,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:16:53,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-11 08:16:53,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:16:53,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-11 08:16:53,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-10-11 08:16:53,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-11 08:16:53,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-11 08:16:53,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-11 08:16:53,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-11 08:16:53,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:53,182 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-10-11 08:16:53,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:16:53,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970270581] [2024-10-11 08:16:53,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970270581] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:16:53,183 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:16:53,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 08:16:53,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058168320] [2024-10-11 08:16:53,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:16:53,184 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 08:16:53,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:16:53,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 08:16:53,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 08:16:53,185 INFO L87 Difference]: Start difference. First operand 2624 states and 4290 transitions. Second operand has 5 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-11 08:16:54,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:16:54,356 INFO L93 Difference]: Finished difference Result 4222 states and 6863 transitions. [2024-10-11 08:16:54,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 08:16:54,357 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 430 [2024-10-11 08:16:54,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:16:54,380 INFO L225 Difference]: With dead ends: 4222 [2024-10-11 08:16:54,381 INFO L226 Difference]: Without dead ends: 3112 [2024-10-11 08:16:54,386 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-11 08:16:54,387 INFO L432 NwaCegarLoop]: 660 mSDtfsCounter, 412 mSDsluCounter, 1060 mSDsCounter, 0 mSdLazyCounter, 385 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 412 SdHoareTripleChecker+Valid, 1720 SdHoareTripleChecker+Invalid, 531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 385 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-11 08:16:54,387 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [412 Valid, 1720 Invalid, 531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 385 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-11 08:16:54,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3112 states. [2024-10-11 08:16:54,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3112 to 3108. [2024-10-11 08:16:54,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3108 states, 2360 states have (on average 1.5241525423728814) internal successors, (3597), 2371 states have internal predecessors, (3597), 724 states have call successors, (724), 23 states have call predecessors, (724), 23 states have return successors, (724), 713 states have call predecessors, (724), 724 states have call successors, (724) [2024-10-11 08:16:54,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3108 states to 3108 states and 5045 transitions. [2024-10-11 08:16:54,793 INFO L78 Accepts]: Start accepts. Automaton has 3108 states and 5045 transitions. Word has length 430 [2024-10-11 08:16:54,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:16:54,794 INFO L471 AbstractCegarLoop]: Abstraction has 3108 states and 5045 transitions. [2024-10-11 08:16:54,795 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-11 08:16:54,795 INFO L276 IsEmpty]: Start isEmpty. Operand 3108 states and 5045 transitions. [2024-10-11 08:16:54,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2024-10-11 08:16:54,798 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:16:54,798 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:16:54,799 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-11 08:16:54,799 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:16:54,799 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:16:54,800 INFO L85 PathProgramCache]: Analyzing trace with hash 241317314, now seen corresponding path program 1 times [2024-10-11 08:16:54,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:16:54,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813416450] [2024-10-11 08:16:54,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:16:54,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:16:54,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:16:55,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:16:55,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:16:55,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:16:55,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:16:55,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:16:55,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:16:55,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:16:55,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:16:55,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:16:55,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:16:55,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 08:16:55,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 08:16:55,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:16:55,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:16:55,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:16:55,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:16:55,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:16:55,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:16:55,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 08:16:55,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:16:55,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 08:16:55,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 08:16:55,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 08:16:55,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 08:16:55,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 08:16:55,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 08:16:55,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 08:16:55,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:16:55,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:16:55,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:16:55,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 08:16:55,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:16:55,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 08:16:55,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:16:55,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 08:16:55,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:16:55,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-11 08:16:55,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 08:16:55,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-11 08:16:55,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-11 08:16:55,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 08:16:55,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-11 08:16:55,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 08:16:55,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-11 08:16:55,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 08:16:55,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-11 08:16:55,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 08:16:55,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 08:16:55,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-11 08:16:55,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 08:16:55,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-11 08:16:55,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-11 08:16:55,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-11 08:16:55,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-11 08:16:55,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-11 08:16:55,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-11 08:16:55,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:16:55,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-11 08:16:55,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:16:55,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-11 08:16:55,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-10-11 08:16:55,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-11 08:16:55,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-11 08:16:55,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-11 08:16:55,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-11 08:16:55,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:55,288 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-10-11 08:16:55,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:16:55,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813416450] [2024-10-11 08:16:55,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813416450] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:16:55,289 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:16:55,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 08:16:55,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091281439] [2024-10-11 08:16:55,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:16:55,290 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 08:16:55,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:16:55,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 08:16:55,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:16:55,291 INFO L87 Difference]: Start difference. First operand 3108 states and 5045 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-11 08:16:55,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:16:55,883 INFO L93 Difference]: Finished difference Result 8696 states and 14085 transitions. [2024-10-11 08:16:55,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 08:16:55,884 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 430 [2024-10-11 08:16:55,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:16:55,925 INFO L225 Difference]: With dead ends: 8696 [2024-10-11 08:16:55,925 INFO L226 Difference]: Without dead ends: 5934 [2024-10-11 08:16:55,938 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 134 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 08:16:55,939 INFO L432 NwaCegarLoop]: 474 mSDtfsCounter, 228 mSDsluCounter, 346 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 820 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 08:16:55,939 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [228 Valid, 820 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 08:16:55,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5934 states. [2024-10-11 08:16:56,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5934 to 5880. [2024-10-11 08:16:56,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5880 states, 4452 states have (on average 1.5150494159928123) internal successors, (6745), 4474 states have internal predecessors, (6745), 1382 states have call successors, (1382), 45 states have call predecessors, (1382), 45 states have return successors, (1382), 1360 states have call predecessors, (1382), 1382 states have call successors, (1382) [2024-10-11 08:16:56,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5880 states to 5880 states and 9509 transitions. [2024-10-11 08:16:56,691 INFO L78 Accepts]: Start accepts. Automaton has 5880 states and 9509 transitions. Word has length 430 [2024-10-11 08:16:56,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:16:56,692 INFO L471 AbstractCegarLoop]: Abstraction has 5880 states and 9509 transitions. [2024-10-11 08:16:56,695 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-11 08:16:56,695 INFO L276 IsEmpty]: Start isEmpty. Operand 5880 states and 9509 transitions. [2024-10-11 08:16:56,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-10-11 08:16:56,703 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:16:56,703 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:16:56,704 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-11 08:16:56,704 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:16:56,704 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:16:56,704 INFO L85 PathProgramCache]: Analyzing trace with hash 35197693, now seen corresponding path program 1 times [2024-10-11 08:16:56,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:16:56,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196103966] [2024-10-11 08:16:56,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:16:56,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:16:56,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:16:57,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:16:57,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:16:57,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:16:57,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:16:57,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:16:57,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:16:57,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:16:57,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:16:57,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:16:57,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:16:57,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 08:16:57,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 08:16:57,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:16:57,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:16:57,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:16:57,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:16:57,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:16:57,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:16:57,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 08:16:57,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:16:57,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 08:16:57,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 08:16:57,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 08:16:57,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 08:16:57,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 08:16:57,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 08:16:57,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 08:16:57,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:16:57,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:16:57,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:16:57,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 08:16:57,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:16:57,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 08:16:57,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:16:57,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 08:16:57,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:16:57,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-11 08:16:57,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 08:16:57,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-11 08:16:57,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-11 08:16:57,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 08:16:57,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-11 08:16:57,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 08:16:57,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-11 08:16:57,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 08:16:57,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-11 08:16:57,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 08:16:57,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 08:16:57,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-11 08:16:57,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 08:16:57,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-11 08:16:57,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-11 08:16:57,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-11 08:16:57,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-11 08:16:57,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-11 08:16:57,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-11 08:16:57,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:16:57,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-11 08:16:57,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:16:57,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-11 08:16:57,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-10-11 08:16:57,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-11 08:16:57,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-11 08:16:57,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-11 08:16:57,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-11 08:16:57,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:16:57,647 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-10-11 08:16:57,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:16:57,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196103966] [2024-10-11 08:16:57,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196103966] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:16:57,648 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:16:57,648 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 08:16:57,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108652456] [2024-10-11 08:16:57,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:16:57,650 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 08:16:57,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:16:57,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 08:16:57,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-11 08:16:57,651 INFO L87 Difference]: Start difference. First operand 5880 states and 9509 transitions. Second operand has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 7 states have internal predecessors, (104), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-11 08:17:00,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:17:00,458 INFO L93 Difference]: Finished difference Result 16354 states and 26346 transitions. [2024-10-11 08:17:00,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 08:17:00,459 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 7 states have internal predecessors, (104), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 431 [2024-10-11 08:17:00,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:17:00,548 INFO L225 Difference]: With dead ends: 16354 [2024-10-11 08:17:00,548 INFO L226 Difference]: Without dead ends: 13742 [2024-10-11 08:17:00,567 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2024-10-11 08:17:00,568 INFO L432 NwaCegarLoop]: 556 mSDtfsCounter, 849 mSDsluCounter, 1541 mSDsCounter, 0 mSdLazyCounter, 750 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 849 SdHoareTripleChecker+Valid, 2097 SdHoareTripleChecker+Invalid, 892 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 750 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-10-11 08:17:00,569 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [849 Valid, 2097 Invalid, 892 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 750 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-10-11 08:17:00,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13742 states. [2024-10-11 08:17:01,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13742 to 10762. [2024-10-11 08:17:01,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10762 states, 8613 states have (on average 1.5393010565424359) internal successors, (13258), 8665 states have internal predecessors, (13258), 2072 states have call successors, (2072), 76 states have call predecessors, (2072), 76 states have return successors, (2072), 2020 states have call predecessors, (2072), 2072 states have call successors, (2072) [2024-10-11 08:17:01,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10762 states to 10762 states and 17402 transitions. [2024-10-11 08:17:01,766 INFO L78 Accepts]: Start accepts. Automaton has 10762 states and 17402 transitions. Word has length 431 [2024-10-11 08:17:01,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:17:01,767 INFO L471 AbstractCegarLoop]: Abstraction has 10762 states and 17402 transitions. [2024-10-11 08:17:01,767 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 7 states have internal predecessors, (104), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-11 08:17:01,768 INFO L276 IsEmpty]: Start isEmpty. Operand 10762 states and 17402 transitions. [2024-10-11 08:17:01,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-10-11 08:17:01,774 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:17:01,774 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:17:01,774 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-11 08:17:01,774 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:17:01,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:17:01,775 INFO L85 PathProgramCache]: Analyzing trace with hash 2084585535, now seen corresponding path program 1 times [2024-10-11 08:17:01,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:17:01,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152248349] [2024-10-11 08:17:01,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:17:01,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:17:01,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:17:02,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:17:02,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:17:02,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:17:02,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:17:02,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:17:02,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:17:02,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:17:02,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:17:02,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:17:02,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:17:02,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 08:17:02,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 08:17:02,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:17:02,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:17:02,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:17:02,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:17:02,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:17:02,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:17:02,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 08:17:02,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:17:02,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 08:17:02,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 08:17:02,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 08:17:02,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 08:17:02,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 08:17:02,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 08:17:02,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 08:17:02,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:17:02,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:17:02,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:17:02,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 08:17:02,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:17:02,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 08:17:02,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:17:02,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 08:17:02,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:17:02,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-11 08:17:02,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 08:17:02,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-11 08:17:02,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-11 08:17:02,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 08:17:02,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-11 08:17:02,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 08:17:02,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-11 08:17:02,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 08:17:02,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-11 08:17:02,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 08:17:02,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 08:17:02,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-11 08:17:02,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 08:17:02,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-11 08:17:02,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-11 08:17:02,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-11 08:17:02,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-11 08:17:02,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-11 08:17:02,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-11 08:17:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:17:02,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-11 08:17:02,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:17:02,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-11 08:17:02,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-10-11 08:17:02,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-11 08:17:02,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-11 08:17:02,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-11 08:17:02,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-11 08:17:02,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:02,566 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-10-11 08:17:02,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:17:02,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152248349] [2024-10-11 08:17:02,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [152248349] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:17:02,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:17:02,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 08:17:02,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114685853] [2024-10-11 08:17:02,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:17:02,567 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 08:17:02,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:17:02,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 08:17:02,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-11 08:17:02,572 INFO L87 Difference]: Start difference. First operand 10762 states and 17402 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, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-11 08:17:05,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:17:05,793 INFO L93 Difference]: Finished difference Result 38224 states and 61768 transitions. [2024-10-11 08:17:05,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 08:17:05,794 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, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 431 [2024-10-11 08:17:05,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:17:05,924 INFO L225 Difference]: With dead ends: 38224 [2024-10-11 08:17:05,924 INFO L226 Difference]: Without dead ends: 29210 [2024-10-11 08:17:05,961 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-10-11 08:17:05,962 INFO L432 NwaCegarLoop]: 405 mSDtfsCounter, 523 mSDsluCounter, 1128 mSDsCounter, 0 mSdLazyCounter, 426 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 523 SdHoareTripleChecker+Valid, 1533 SdHoareTripleChecker+Invalid, 632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 426 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-11 08:17:05,963 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [523 Valid, 1533 Invalid, 632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 426 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-11 08:17:05,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29210 states. [2024-10-11 08:17:08,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29210 to 21814. [2024-10-11 08:17:08,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21814 states, 17585 states have (on average 1.5107762297412568) internal successors, (26567), 17689 states have internal predecessors, (26567), 4078 states have call successors, (4078), 150 states have call predecessors, (4078), 150 states have return successors, (4078), 3974 states have call predecessors, (4078), 4078 states have call successors, (4078) [2024-10-11 08:17:08,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21814 states to 21814 states and 34723 transitions. [2024-10-11 08:17:08,345 INFO L78 Accepts]: Start accepts. Automaton has 21814 states and 34723 transitions. Word has length 431 [2024-10-11 08:17:08,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:17:08,346 INFO L471 AbstractCegarLoop]: Abstraction has 21814 states and 34723 transitions. [2024-10-11 08:17:08,347 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, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-11 08:17:08,348 INFO L276 IsEmpty]: Start isEmpty. Operand 21814 states and 34723 transitions. [2024-10-11 08:17:08,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2024-10-11 08:17:08,356 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:17:08,357 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:17:08,357 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-11 08:17:08,357 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:17:08,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:17:08,358 INFO L85 PathProgramCache]: Analyzing trace with hash -1729409251, now seen corresponding path program 1 times [2024-10-11 08:17:08,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:17:08,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568719806] [2024-10-11 08:17:08,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:17:08,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:17:08,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:17:09,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:17:09,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:17:09,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:17:09,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:17:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:17:09,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:17:09,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:17:09,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:17:09,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:17:09,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:17:09,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 08:17:09,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 08:17:09,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:17:09,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:17:09,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:17:09,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:17:09,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:17:09,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:17:09,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 08:17:09,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:17:09,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 08:17:09,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 08:17:09,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 08:17:09,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 08:17:09,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 08:17:09,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 08:17:09,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 08:17:09,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:17:09,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:17:09,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:17:09,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 08:17:09,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:17:09,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 08:17:09,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:17:09,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 08:17:09,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:17:09,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-11 08:17:09,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 08:17:09,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-11 08:17:09,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-11 08:17:09,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 08:17:09,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-11 08:17:09,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 08:17:09,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-11 08:17:09,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 08:17:09,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-11 08:17:09,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 08:17:09,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 08:17:09,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-11 08:17:09,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 08:17:09,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-11 08:17:09,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-11 08:17:09,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-11 08:17:09,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-11 08:17:09,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-11 08:17:09,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-11 08:17:09,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:17:09,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-11 08:17:09,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:17:09,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-11 08:17:09,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-10-11 08:17:09,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-11 08:17:09,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-11 08:17:09,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-11 08:17:09,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-11 08:17:09,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:09,349 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2024-10-11 08:17:09,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:17:09,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568719806] [2024-10-11 08:17:09,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568719806] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:17:09,349 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:17:09,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 08:17:09,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090490467] [2024-10-11 08:17:09,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:17:09,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 08:17:09,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:17:09,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 08:17:09,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 08:17:09,354 INFO L87 Difference]: Start difference. First operand 21814 states and 34723 transitions. Second operand has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-11 08:17:13,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:17:13,817 INFO L93 Difference]: Finished difference Result 64942 states and 103558 transitions. [2024-10-11 08:17:13,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-11 08:17:13,818 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 432 [2024-10-11 08:17:13,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:17:14,010 INFO L225 Difference]: With dead ends: 64942 [2024-10-11 08:17:14,011 INFO L226 Difference]: Without dead ends: 45296 [2024-10-11 08:17:14,071 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-11 08:17:14,072 INFO L432 NwaCegarLoop]: 386 mSDtfsCounter, 499 mSDsluCounter, 1109 mSDsCounter, 0 mSdLazyCounter, 201 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 499 SdHoareTripleChecker+Valid, 1495 SdHoareTripleChecker+Invalid, 254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 08:17:14,072 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [499 Valid, 1495 Invalid, 254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 201 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 08:17:14,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45296 states. [2024-10-11 08:17:16,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45296 to 28886. [2024-10-11 08:17:16,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28886 states, 23996 states have (on average 1.4941656942823804) internal successors, (35854), 24160 states have internal predecessors, (35854), 4678 states have call successors, (4678), 211 states have call predecessors, (4678), 211 states have return successors, (4678), 4514 states have call predecessors, (4678), 4678 states have call successors, (4678) [2024-10-11 08:17:16,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28886 states to 28886 states and 45210 transitions. [2024-10-11 08:17:17,016 INFO L78 Accepts]: Start accepts. Automaton has 28886 states and 45210 transitions. Word has length 432 [2024-10-11 08:17:17,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:17:17,017 INFO L471 AbstractCegarLoop]: Abstraction has 28886 states and 45210 transitions. [2024-10-11 08:17:17,018 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 1 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2024-10-11 08:17:17,018 INFO L276 IsEmpty]: Start isEmpty. Operand 28886 states and 45210 transitions. [2024-10-11 08:17:17,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2024-10-11 08:17:17,028 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:17:17,028 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:17:17,028 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-11 08:17:17,028 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:17:17,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:17:17,029 INFO L85 PathProgramCache]: Analyzing trace with hash -262156122, now seen corresponding path program 1 times [2024-10-11 08:17:17,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:17:17,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008667068] [2024-10-11 08:17:17,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:17:17,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:17:17,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:17:17,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:17:17,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:17:17,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:17:17,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:17:17,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:17:17,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:17:17,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:17:17,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:17:17,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:17:17,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:17:17,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 08:17:17,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 08:17:17,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:17:17,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:17:17,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:17:17,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:17:17,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:17:17,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:17:17,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 08:17:17,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:17:17,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 08:17:17,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 08:17:17,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 08:17:17,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 08:17:17,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 08:17:17,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 08:17:17,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 08:17:17,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:17:17,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:17:17,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:17:17,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 08:17:17,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:17:17,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 08:17:17,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:17:17,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 08:17:17,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:17:17,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-11 08:17:17,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 08:17:17,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-11 08:17:17,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-11 08:17:17,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 08:17:17,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-11 08:17:17,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 08:17:17,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-11 08:17:17,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 08:17:17,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-11 08:17:17,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 08:17:17,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 08:17:17,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-11 08:17:17,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 08:17:17,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-11 08:17:17,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-11 08:17:17,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-11 08:17:17,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-11 08:17:17,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-11 08:17:17,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-11 08:17:17,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:17:17,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-11 08:17:17,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:17:17,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-11 08:17:17,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-10-11 08:17:17,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-11 08:17:17,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-11 08:17:17,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-11 08:17:17,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-11 08:17:17,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:17,972 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 132 proven. 63 refuted. 0 times theorem prover too weak. 8385 trivial. 0 not checked. [2024-10-11 08:17:17,973 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:17:17,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008667068] [2024-10-11 08:17:17,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008667068] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 08:17:17,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2144907552] [2024-10-11 08:17:17,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:17:17,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 08:17:17,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 08:17:17,976 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 08:17:17,977 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 08:17:18,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:18,279 INFO L255 TraceCheckSpWp]: Trace formula consists of 983 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-11 08:17:18,312 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 08:17:19,248 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 3849 proven. 63 refuted. 0 times theorem prover too weak. 4668 trivial. 0 not checked. [2024-10-11 08:17:19,248 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 08:17:19,877 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 132 proven. 63 refuted. 0 times theorem prover too weak. 8385 trivial. 0 not checked. [2024-10-11 08:17:19,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2144907552] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 08:17:19,878 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 08:17:19,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 6] total 14 [2024-10-11 08:17:19,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460311405] [2024-10-11 08:17:19,879 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 08:17:19,881 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-10-11 08:17:19,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:17:19,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-10-11 08:17:19,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2024-10-11 08:17:19,883 INFO L87 Difference]: Start difference. First operand 28886 states and 45210 transitions. Second operand has 14 states, 14 states have (on average 15.428571428571429) internal successors, (216), 14 states have internal predecessors, (216), 6 states have call successors, (198), 3 states have call predecessors, (198), 6 states have return successors, (198), 6 states have call predecessors, (198), 6 states have call successors, (198) [2024-10-11 08:17:23,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:17:23,447 INFO L93 Difference]: Finished difference Result 52538 states and 82248 transitions. [2024-10-11 08:17:23,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-11 08:17:23,448 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 15.428571428571429) internal successors, (216), 14 states have internal predecessors, (216), 6 states have call successors, (198), 3 states have call predecessors, (198), 6 states have return successors, (198), 6 states have call predecessors, (198), 6 states have call successors, (198) Word has length 432 [2024-10-11 08:17:23,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:17:23,554 INFO L225 Difference]: With dead ends: 52538 [2024-10-11 08:17:23,554 INFO L226 Difference]: Without dead ends: 25213 [2024-10-11 08:17:23,612 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1004 GetRequests, 987 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=110, Invalid=232, Unknown=0, NotChecked=0, Total=342 [2024-10-11 08:17:23,613 INFO L432 NwaCegarLoop]: 277 mSDtfsCounter, 1257 mSDsluCounter, 1628 mSDsCounter, 0 mSdLazyCounter, 1190 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1366 SdHoareTripleChecker+Valid, 1905 SdHoareTripleChecker+Invalid, 1467 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 1190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-10-11 08:17:23,614 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1366 Valid, 1905 Invalid, 1467 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 1190 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-10-11 08:17:23,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25213 states. [2024-10-11 08:17:25,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25213 to 19799. [2024-10-11 08:17:25,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19799 states, 16364 states have (on average 1.4954778782693718) internal successors, (24472), 16468 states have internal predecessors, (24472), 3274 states have call successors, (3274), 160 states have call predecessors, (3274), 160 states have return successors, (3274), 3170 states have call predecessors, (3274), 3274 states have call successors, (3274) [2024-10-11 08:17:26,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19799 states to 19799 states and 31020 transitions. [2024-10-11 08:17:26,035 INFO L78 Accepts]: Start accepts. Automaton has 19799 states and 31020 transitions. Word has length 432 [2024-10-11 08:17:26,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:17:26,035 INFO L471 AbstractCegarLoop]: Abstraction has 19799 states and 31020 transitions. [2024-10-11 08:17:26,036 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 15.428571428571429) internal successors, (216), 14 states have internal predecessors, (216), 6 states have call successors, (198), 3 states have call predecessors, (198), 6 states have return successors, (198), 6 states have call predecessors, (198), 6 states have call successors, (198) [2024-10-11 08:17:26,036 INFO L276 IsEmpty]: Start isEmpty. Operand 19799 states and 31020 transitions. [2024-10-11 08:17:26,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2024-10-11 08:17:26,045 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:17:26,045 INFO L215 NwaCegarLoop]: trace histogram [66, 66, 66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:17:26,066 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 08:17:26,246 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-10-11 08:17:26,247 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:17:26,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:17:26,247 INFO L85 PathProgramCache]: Analyzing trace with hash -1935989889, now seen corresponding path program 1 times [2024-10-11 08:17:26,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:17:26,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593780371] [2024-10-11 08:17:26,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:17:26,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:17:26,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:17:27,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:17:27,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:17:27,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:17:27,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:17:27,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:17:27,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:17:27,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:17:27,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:17:27,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 08:17:27,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 08:17:27,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 08:17:27,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 08:17:27,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:17:27,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:17:27,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:17:27,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:17:27,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:17:27,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:17:27,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 08:17:27,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:17:27,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 08:17:27,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 08:17:27,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 08:17:27,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 08:17:27,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 08:17:27,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 08:17:27,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 08:17:27,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 08:17:27,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 08:17:27,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 08:17:27,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 08:17:27,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 08:17:27,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 08:17:27,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 08:17:27,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 08:17:27,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 08:17:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-11 08:17:27,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 08:17:27,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-11 08:17:27,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-11 08:17:27,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 08:17:27,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-11 08:17:27,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 08:17:27,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-11 08:17:27,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 08:17:27,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-11 08:17:27,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 08:17:27,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 08:17:27,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-11 08:17:27,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 08:17:27,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-11 08:17:27,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-11 08:17:27,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-11 08:17:27,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-11 08:17:27,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-11 08:17:27,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-11 08:17:27,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-11 08:17:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-11 08:17:27,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-11 08:17:27,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-11 08:17:27,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-10-11 08:17:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-11 08:17:27,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-11 08:17:27,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-11 08:17:27,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-11 08:17:27,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,406 INFO L134 CoverageAnalysis]: Checked inductivity of 8580 backedges. 285 proven. 99 refuted. 0 times theorem prover too weak. 8196 trivial. 0 not checked. [2024-10-11 08:17:27,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:17:27,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593780371] [2024-10-11 08:17:27,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593780371] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 08:17:27,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1492765945] [2024-10-11 08:17:27,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:17:27,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 08:17:27,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 08:17:27,409 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 08:17:27,411 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 08:17:27,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:17:27,752 INFO L255 TraceCheckSpWp]: Trace formula consists of 983 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-10-11 08:17:27,761 INFO L278 TraceCheckSpWp]: Computing forward predicates...