./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-58.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-58.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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 59e2360cc163a0d2384c49f36d50ca727f3204f5fadd596107d45f50dd73df19 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-08 20:31:26,490 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 20:31:26,586 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 20:31:26,592 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 20:31:26,593 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 20:31:26,625 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 20:31:26,625 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 20:31:26,626 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 20:31:26,626 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 20:31:26,628 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 20:31:26,628 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 20:31:26,628 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 20:31:26,629 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 20:31:26,629 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 20:31:26,631 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 20:31:26,632 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 20:31:26,632 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 20:31:26,632 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 20:31:26,632 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 20:31:26,633 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 20:31:26,633 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 20:31:26,635 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 20:31:26,635 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 20:31:26,635 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 20:31:26,635 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 20:31:26,636 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 20:31:26,636 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 20:31:26,636 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 20:31:26,637 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 20:31:26,637 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 20:31:26,637 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 20:31:26,638 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 20:31:26,638 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 20:31:26,638 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 20:31:26,639 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 20:31:26,639 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 20:31:26,639 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 20:31:26,639 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 20:31:26,639 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 20:31:26,640 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 20:31:26,640 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 20:31:26,641 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 20:31:26,641 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59e2360cc163a0d2384c49f36d50ca727f3204f5fadd596107d45f50dd73df19 [2024-11-08 20:31:26,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 20:31:26,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 20:31:26,898 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 20:31:26,899 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 20:31:26,900 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 20:31:26,901 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-58.i [2024-11-08 20:31:28,397 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 20:31:28,615 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 20:31:28,616 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-58.i [2024-11-08 20:31:28,630 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/317a5ce8c/177509afa2484d319a7116c1c06ab21b/FLAG8cf0166d4 [2024-11-08 20:31:28,966 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/317a5ce8c/177509afa2484d319a7116c1c06ab21b [2024-11-08 20:31:28,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 20:31:28,969 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 20:31:28,971 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 20:31:28,971 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 20:31:28,977 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 20:31:28,978 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 08:31:28" (1/1) ... [2024-11-08 20:31:28,978 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4754aa01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:28, skipping insertion in model container [2024-11-08 20:31:28,979 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 08:31:28" (1/1) ... [2024-11-08 20:31:29,021 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 20:31:29,181 WARN L250 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-58.i[916,929] [2024-11-08 20:31:29,318 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 20:31:29,343 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 20:31:29,358 WARN L250 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-58.i[916,929] [2024-11-08 20:31:29,436 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 20:31:29,467 INFO L204 MainTranslator]: Completed translation [2024-11-08 20:31:29,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:29 WrapperNode [2024-11-08 20:31:29,468 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 20:31:29,469 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 20:31:29,470 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 20:31:29,470 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 20:31:29,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:29" (1/1) ... [2024-11-08 20:31:29,503 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:29" (1/1) ... [2024-11-08 20:31:29,575 INFO L138 Inliner]: procedures = 26, calls = 87, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 545 [2024-11-08 20:31:29,579 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 20:31:29,580 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 20:31:29,580 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 20:31:29,580 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 20:31:29,601 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:29" (1/1) ... [2024-11-08 20:31:29,601 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:29" (1/1) ... [2024-11-08 20:31:29,612 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:29" (1/1) ... [2024-11-08 20:31:29,696 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]. [2024-11-08 20:31:29,699 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:29" (1/1) ... [2024-11-08 20:31:29,700 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:29" (1/1) ... [2024-11-08 20:31:29,722 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:29" (1/1) ... [2024-11-08 20:31:29,727 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:29" (1/1) ... [2024-11-08 20:31:29,732 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:29" (1/1) ... [2024-11-08 20:31:29,740 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:29" (1/1) ... [2024-11-08 20:31:29,753 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 20:31:29,754 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 20:31:29,755 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 20:31:29,755 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 20:31:29,756 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:29" (1/1) ... [2024-11-08 20:31:29,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 20:31:29,772 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 20:31:29,788 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 20:31:29,790 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 20:31:29,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 20:31:29,831 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 20:31:29,831 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 20:31:29,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 20:31:29,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 20:31:29,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 20:31:29,938 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 20:31:29,939 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 20:31:30,817 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 20:31:30,817 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 20:31:30,843 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 20:31:30,844 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 20:31:30,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 08:31:30 BoogieIcfgContainer [2024-11-08 20:31:30,845 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 20:31:30,848 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 20:31:30,848 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 20:31:30,851 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 20:31:30,852 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 08:31:28" (1/3) ... [2024-11-08 20:31:30,852 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17c3cf7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 08:31:30, skipping insertion in model container [2024-11-08 20:31:30,852 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:31:29" (2/3) ... [2024-11-08 20:31:30,853 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17c3cf7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 08:31:30, skipping insertion in model container [2024-11-08 20:31:30,854 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 08:31:30" (3/3) ... [2024-11-08 20:31:30,855 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-58.i [2024-11-08 20:31:30,874 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 20:31:30,875 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 20:31:30,958 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 20:31:30,967 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;@2c58db8d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 20:31:30,968 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 20:31:30,974 INFO L276 IsEmpty]: Start isEmpty. Operand has 228 states, 151 states have (on average 1.5430463576158941) internal successors, (233), 152 states have internal predecessors, (233), 74 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 74 states have call predecessors, (74), 74 states have call successors, (74) [2024-11-08 20:31:31,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2024-11-08 20:31:31,011 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:31:31,013 INFO L215 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:31:31,013 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:31:31,019 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:31:31,020 INFO L85 PathProgramCache]: Analyzing trace with hash -1411580817, now seen corresponding path program 1 times [2024-11-08 20:31:31,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:31:31,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862627517] [2024-11-08 20:31:31,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:31:31,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:31:31,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:31:31,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:31:31,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-08 20:31:31,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:31:31,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-08 20:31:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:31:31,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 20:31:31,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:31:31,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 20:31:31,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:31:31,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 20:31:31,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:31:31,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 20:31:31,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:31:31,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-08 20:31:31,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:31:31,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-08 20:31:31,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:31:31,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-08 20:31:31,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:31:31,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 20:31:31,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:31:31,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 20:31:31,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:31:31,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 20:31:31,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:31:31,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 20:31:31,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 20:31:31,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 20:31:31,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 20:31:31,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:31:31,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 20:31:31,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:31:31,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 20:31:31,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:31:31,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 20:31:31,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 20:31:31,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-08 20:31:31,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-08 20:31:31,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-08 20:31:31,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 20:31:31,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-08 20:31:31,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-08 20:31:31,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-08 20:31:31,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-11-08 20:31:31,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-08 20:31:31,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-08 20:31:31,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-08 20:31:31,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 20:31:31,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-08 20:31:31,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 20:31:31,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-08 20:31:31,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-08 20:31:31,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-08 20:31:31,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-08 20:31:31,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:31:31,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 20:31:31,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:31:31,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 20:31:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 20:31:31,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-08 20:31:31,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 20:31:31,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-08 20:31:31,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 20:31:31,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-08 20:31:31,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 20:31:31,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:31,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-08 20:31:32,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 20:31:32,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-08 20:31:32,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 20:31:32,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 20:31:32,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-08 20:31:32,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 20:31:32,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 20:31:32,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,025 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10804 trivial. 0 not checked. [2024-11-08 20:31:32,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:31:32,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862627517] [2024-11-08 20:31:32,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [862627517] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:31:32,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:31:32,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 20:31:32,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867681274] [2024-11-08 20:31:32,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:31:32,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 20:31:32,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:31:32,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 20:31:32,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 20:31:32,066 INFO L87 Difference]: Start difference. First operand has 228 states, 151 states have (on average 1.5430463576158941) internal successors, (233), 152 states have internal predecessors, (233), 74 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 74 states have call predecessors, (74), 74 states have call successors, (74) Second operand has 2 states, 2 states have (on average 50.5) internal successors, (101), 2 states have internal predecessors, (101), 2 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 2 states have call successors, (74) [2024-11-08 20:31:32,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:31:32,137 INFO L93 Difference]: Finished difference Result 449 states and 830 transitions. [2024-11-08 20:31:32,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 20:31:32,141 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 50.5) internal successors, (101), 2 states have internal predecessors, (101), 2 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 2 states have call successors, (74) Word has length 468 [2024-11-08 20:31:32,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:31:32,153 INFO L225 Difference]: With dead ends: 449 [2024-11-08 20:31:32,153 INFO L226 Difference]: Without dead ends: 224 [2024-11-08 20:31:32,162 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 20:31:32,165 INFO L432 NwaCegarLoop]: 373 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 373 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 20:31:32,167 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 373 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 20:31:32,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2024-11-08 20:31:32,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 224. [2024-11-08 20:31:32,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 148 states have (on average 1.5202702702702702) internal successors, (225), 148 states have internal predecessors, (225), 74 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 74 states have call predecessors, (74), 74 states have call successors, (74) [2024-11-08 20:31:32,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 373 transitions. [2024-11-08 20:31:32,247 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 373 transitions. Word has length 468 [2024-11-08 20:31:32,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:31:32,248 INFO L471 AbstractCegarLoop]: Abstraction has 224 states and 373 transitions. [2024-11-08 20:31:32,250 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 50.5) internal successors, (101), 2 states have internal predecessors, (101), 2 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 2 states have call successors, (74) [2024-11-08 20:31:32,250 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 373 transitions. [2024-11-08 20:31:32,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2024-11-08 20:31:32,263 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:31:32,264 INFO L215 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:31:32,264 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 20:31:32,264 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:31:32,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:31:32,265 INFO L85 PathProgramCache]: Analyzing trace with hash 2015408635, now seen corresponding path program 1 times [2024-11-08 20:31:32,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:31:32,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299319220] [2024-11-08 20:31:32,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:31:32,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:31:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:31:32,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:31:32,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-08 20:31:32,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:31:32,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-08 20:31:32,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:31:32,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 20:31:32,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:31:32,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 20:31:32,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:31:32,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 20:31:32,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:31:32,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 20:31:32,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:31:32,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-08 20:31:32,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:31:32,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-08 20:31:32,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:31:32,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-08 20:31:32,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:31:32,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 20:31:32,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:31:32,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 20:31:32,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:31:32,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 20:31:32,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:31:32,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 20:31:32,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 20:31:32,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 20:31:32,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 20:31:32,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:31:32,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 20:31:32,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:31:32,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 20:31:32,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:31:32,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 20:31:32,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 20:31:32,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-08 20:31:32,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-08 20:31:32,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-08 20:31:32,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 20:31:32,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-08 20:31:32,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-08 20:31:32,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-08 20:31:32,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-11-08 20:31:32,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-08 20:31:32,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-08 20:31:32,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-08 20:31:32,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 20:31:32,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-08 20:31:32,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 20:31:32,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-08 20:31:32,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-08 20:31:32,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-08 20:31:32,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-08 20:31:32,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:31:32,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 20:31:32,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:31:32,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 20:31:32,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 20:31:32,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-08 20:31:32,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 20:31:32,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-08 20:31:32,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 20:31:32,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-08 20:31:32,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 20:31:32,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-08 20:31:32,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 20:31:32,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-08 20:31:32,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 20:31:32,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 20:31:32,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-08 20:31:32,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 20:31:32,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 20:31:32,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:32,925 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10804 trivial. 0 not checked. [2024-11-08 20:31:32,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:31:32,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299319220] [2024-11-08 20:31:32,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [299319220] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:31:32,926 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:31:32,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 20:31:32,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103001968] [2024-11-08 20:31:32,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:31:32,930 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 20:31:32,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:31:32,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 20:31:32,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 20:31:32,933 INFO L87 Difference]: Start difference. First operand 224 states and 373 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) [2024-11-08 20:31:33,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:31:33,099 INFO L93 Difference]: Finished difference Result 639 states and 1066 transitions. [2024-11-08 20:31:33,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 20:31:33,100 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) Word has length 468 [2024-11-08 20:31:33,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:31:33,109 INFO L225 Difference]: With dead ends: 639 [2024-11-08 20:31:33,109 INFO L226 Difference]: Without dead ends: 418 [2024-11-08 20:31:33,111 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 20:31:33,112 INFO L432 NwaCegarLoop]: 357 mSDtfsCounter, 325 mSDsluCounter, 334 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 325 SdHoareTripleChecker+Valid, 691 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 20:31:33,112 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [325 Valid, 691 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 20:31:33,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2024-11-08 20:31:33,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 227. [2024-11-08 20:31:33,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 151 states have (on average 1.5231788079470199) internal successors, (230), 151 states have internal predecessors, (230), 74 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 74 states have call predecessors, (74), 74 states have call successors, (74) [2024-11-08 20:31:33,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 378 transitions. [2024-11-08 20:31:33,155 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 378 transitions. Word has length 468 [2024-11-08 20:31:33,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:31:33,159 INFO L471 AbstractCegarLoop]: Abstraction has 227 states and 378 transitions. [2024-11-08 20:31:33,160 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) [2024-11-08 20:31:33,160 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 378 transitions. [2024-11-08 20:31:33,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2024-11-08 20:31:33,167 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:31:33,171 INFO L215 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:31:33,172 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 20:31:33,172 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:31:33,172 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:31:33,172 INFO L85 PathProgramCache]: Analyzing trace with hash -2079835065, now seen corresponding path program 1 times [2024-11-08 20:31:33,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:31:33,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130635966] [2024-11-08 20:31:33,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:31:33,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:31:33,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:31:33,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:31:33,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-08 20:31:33,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:31:33,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-08 20:31:33,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:31:33,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 20:31:33,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:31:33,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 20:31:33,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:31:33,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 20:31:33,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:31:33,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 20:31:33,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:31:33,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-08 20:31:33,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:31:33,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-08 20:31:33,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:31:33,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-08 20:31:33,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:31:33,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 20:31:33,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:31:33,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 20:31:33,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:31:33,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 20:31:33,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:31:33,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 20:31:33,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 20:31:33,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 20:31:33,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 20:31:33,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:31:33,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 20:31:33,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:31:33,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 20:31:33,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:31:33,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 20:31:33,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 20:31:33,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-08 20:31:33,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-08 20:31:33,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-08 20:31:33,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 20:31:33,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-08 20:31:33,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-08 20:31:33,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-08 20:31:33,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-11-08 20:31:33,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-08 20:31:33,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-08 20:31:33,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-08 20:31:33,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 20:31:33,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-08 20:31:33,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 20:31:33,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-08 20:31:33,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-08 20:31:33,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-08 20:31:33,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-08 20:31:33,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:31:33,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 20:31:33,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:31:33,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 20:31:33,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 20:31:33,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-08 20:31:33,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 20:31:33,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-08 20:31:33,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 20:31:33,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-08 20:31:33,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 20:31:33,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-08 20:31:33,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 20:31:33,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-08 20:31:33,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 20:31:33,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 20:31:33,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-08 20:31:33,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 20:31:33,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 20:31:33,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:33,656 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10804 trivial. 0 not checked. [2024-11-08 20:31:33,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:31:33,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130635966] [2024-11-08 20:31:33,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130635966] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:31:33,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:31:33,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 20:31:33,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349477187] [2024-11-08 20:31:33,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:31:33,659 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 20:31:33,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:31:33,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 20:31:33,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 20:31:33,661 INFO L87 Difference]: Start difference. First operand 227 states and 378 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) [2024-11-08 20:31:33,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:31:33,744 INFO L93 Difference]: Finished difference Result 673 states and 1124 transitions. [2024-11-08 20:31:33,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 20:31:33,745 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) Word has length 468 [2024-11-08 20:31:33,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:31:33,750 INFO L225 Difference]: With dead ends: 673 [2024-11-08 20:31:33,751 INFO L226 Difference]: Without dead ends: 449 [2024-11-08 20:31:33,752 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 20:31:33,754 INFO L432 NwaCegarLoop]: 634 mSDtfsCounter, 357 mSDsluCounter, 359 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 357 SdHoareTripleChecker+Valid, 993 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 20:31:33,756 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [357 Valid, 993 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 20:31:33,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 449 states. [2024-11-08 20:31:33,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 449 to 447. [2024-11-08 20:31:33,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 447 states, 296 states have (on average 1.510135135135135) internal successors, (447), 296 states have internal predecessors, (447), 148 states have call successors, (148), 2 states have call predecessors, (148), 2 states have return successors, (148), 148 states have call predecessors, (148), 148 states have call successors, (148) [2024-11-08 20:31:33,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 447 states and 743 transitions. [2024-11-08 20:31:33,802 INFO L78 Accepts]: Start accepts. Automaton has 447 states and 743 transitions. Word has length 468 [2024-11-08 20:31:33,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:31:33,804 INFO L471 AbstractCegarLoop]: Abstraction has 447 states and 743 transitions. [2024-11-08 20:31:33,804 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) [2024-11-08 20:31:33,804 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 743 transitions. [2024-11-08 20:31:33,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2024-11-08 20:31:33,812 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:31:33,812 INFO L215 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:31:33,812 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 20:31:33,813 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:31:33,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:31:33,813 INFO L85 PathProgramCache]: Analyzing trace with hash 1286315851, now seen corresponding path program 1 times [2024-11-08 20:31:33,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:31:33,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928279779] [2024-11-08 20:31:33,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:31:33,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:31:33,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:31:34,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:31:34,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-08 20:31:34,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:31:34,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-08 20:31:34,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:31:34,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 20:31:34,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:31:34,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 20:31:34,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:31:34,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 20:31:34,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:31:34,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 20:31:34,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:31:34,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-08 20:31:34,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:31:34,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-08 20:31:34,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:31:34,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-08 20:31:34,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:31:34,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 20:31:34,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:31:34,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 20:31:34,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:31:34,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 20:31:34,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:31:34,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 20:31:34,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 20:31:34,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 20:31:34,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 20:31:34,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:31:34,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 20:31:34,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:31:34,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 20:31:34,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:31:34,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 20:31:34,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 20:31:34,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-08 20:31:34,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-08 20:31:34,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-08 20:31:34,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 20:31:34,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-08 20:31:34,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-08 20:31:34,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-08 20:31:34,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-11-08 20:31:34,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-08 20:31:34,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-08 20:31:34,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-08 20:31:34,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 20:31:34,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-08 20:31:34,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 20:31:34,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-08 20:31:34,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-08 20:31:34,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-08 20:31:34,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-08 20:31:34,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:31:34,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 20:31:34,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:31:34,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 20:31:34,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 20:31:34,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-08 20:31:34,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 20:31:34,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-08 20:31:34,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 20:31:34,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-08 20:31:34,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 20:31:34,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-08 20:31:34,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 20:31:34,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-08 20:31:34,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 20:31:34,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 20:31:34,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-08 20:31:34,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 20:31:34,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 20:31:34,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,380 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10804 trivial. 0 not checked. [2024-11-08 20:31:34,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:31:34,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928279779] [2024-11-08 20:31:34,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1928279779] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:31:34,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:31:34,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 20:31:34,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463111291] [2024-11-08 20:31:34,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:31:34,383 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 20:31:34,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:31:34,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 20:31:34,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 20:31:34,384 INFO L87 Difference]: Start difference. First operand 447 states and 743 transitions. Second operand has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 2 states have call predecessors, (74), 2 states have call successors, (74) [2024-11-08 20:31:34,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:31:34,476 INFO L93 Difference]: Finished difference Result 891 states and 1483 transitions. [2024-11-08 20:31:34,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 20:31:34,477 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 2 states have call predecessors, (74), 2 states have call successors, (74) Word has length 468 [2024-11-08 20:31:34,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:31:34,483 INFO L225 Difference]: With dead ends: 891 [2024-11-08 20:31:34,484 INFO L226 Difference]: Without dead ends: 447 [2024-11-08 20:31:34,487 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 20:31:34,489 INFO L432 NwaCegarLoop]: 357 mSDtfsCounter, 323 mSDsluCounter, 353 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 323 SdHoareTripleChecker+Valid, 710 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 20:31:34,489 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [323 Valid, 710 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 20:31:34,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2024-11-08 20:31:34,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 447. [2024-11-08 20:31:34,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 447 states, 296 states have (on average 1.5033783783783783) internal successors, (445), 296 states have internal predecessors, (445), 148 states have call successors, (148), 2 states have call predecessors, (148), 2 states have return successors, (148), 148 states have call predecessors, (148), 148 states have call successors, (148) [2024-11-08 20:31:34,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 447 states and 741 transitions. [2024-11-08 20:31:34,541 INFO L78 Accepts]: Start accepts. Automaton has 447 states and 741 transitions. Word has length 468 [2024-11-08 20:31:34,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:31:34,542 INFO L471 AbstractCegarLoop]: Abstraction has 447 states and 741 transitions. [2024-11-08 20:31:34,542 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 2 states have call predecessors, (74), 2 states have call successors, (74) [2024-11-08 20:31:34,543 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 741 transitions. [2024-11-08 20:31:34,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2024-11-08 20:31:34,551 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:31:34,552 INFO L215 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:31:34,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 20:31:34,552 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:31:34,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:31:34,553 INFO L85 PathProgramCache]: Analyzing trace with hash -519122483, now seen corresponding path program 1 times [2024-11-08 20:31:34,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:31:34,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838258230] [2024-11-08 20:31:34,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:31:34,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:31:34,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:31:34,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:31:34,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-08 20:31:34,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:31:34,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-08 20:31:34,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:31:34,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 20:31:34,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:31:34,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 20:31:34,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:31:34,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 20:31:34,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:31:34,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 20:31:34,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:31:34,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-08 20:31:34,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:31:34,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-08 20:31:34,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:31:34,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-08 20:31:34,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:31:34,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 20:31:34,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:31:34,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 20:31:34,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:31:34,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 20:31:34,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:31:34,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 20:31:34,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 20:31:34,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 20:31:34,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 20:31:34,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:31:34,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 20:31:34,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:31:34,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 20:31:34,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:31:34,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 20:31:34,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 20:31:34,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-08 20:31:34,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-08 20:31:34,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-08 20:31:34,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 20:31:34,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-08 20:31:34,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-08 20:31:34,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-08 20:31:34,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-11-08 20:31:34,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-08 20:31:34,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-08 20:31:34,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-08 20:31:34,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 20:31:34,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-08 20:31:34,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 20:31:34,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-08 20:31:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-08 20:31:34,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-08 20:31:34,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-08 20:31:34,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:31:34,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 20:31:34,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:31:34,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 20:31:34,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 20:31:34,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-08 20:31:34,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 20:31:34,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-08 20:31:34,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 20:31:34,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-08 20:31:34,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 20:31:34,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-08 20:31:34,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 20:31:34,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-08 20:31:34,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 20:31:34,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 20:31:34,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-08 20:31:34,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 20:31:34,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 20:31:34,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:34,926 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10804 trivial. 0 not checked. [2024-11-08 20:31:34,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:31:34,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838258230] [2024-11-08 20:31:34,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838258230] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:31:34,928 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:31:34,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 20:31:34,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547749841] [2024-11-08 20:31:34,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:31:34,929 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 20:31:34,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:31:34,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 20:31:34,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 20:31:34,930 INFO L87 Difference]: Start difference. First operand 447 states and 741 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) [2024-11-08 20:31:34,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:31:34,982 INFO L93 Difference]: Finished difference Result 1167 states and 1937 transitions. [2024-11-08 20:31:34,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 20:31:34,983 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) Word has length 468 [2024-11-08 20:31:34,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:31:34,988 INFO L225 Difference]: With dead ends: 1167 [2024-11-08 20:31:34,988 INFO L226 Difference]: Without dead ends: 723 [2024-11-08 20:31:34,989 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 20:31:34,991 INFO L432 NwaCegarLoop]: 370 mSDtfsCounter, 200 mSDsluCounter, 361 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 200 SdHoareTripleChecker+Valid, 731 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 20:31:34,991 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [200 Valid, 731 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 20:31:34,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 723 states. [2024-11-08 20:31:35,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 723 to 719. [2024-11-08 20:31:35,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 719 states, 514 states have (on average 1.5447470817120623) internal successors, (794), 516 states have internal predecessors, (794), 200 states have call successors, (200), 4 states have call predecessors, (200), 4 states have return successors, (200), 198 states have call predecessors, (200), 200 states have call successors, (200) [2024-11-08 20:31:35,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 719 states and 1194 transitions. [2024-11-08 20:31:35,068 INFO L78 Accepts]: Start accepts. Automaton has 719 states and 1194 transitions. Word has length 468 [2024-11-08 20:31:35,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:31:35,071 INFO L471 AbstractCegarLoop]: Abstraction has 719 states and 1194 transitions. [2024-11-08 20:31:35,071 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) [2024-11-08 20:31:35,071 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1194 transitions. [2024-11-08 20:31:35,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2024-11-08 20:31:35,077 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:31:35,078 INFO L215 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:31:35,078 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 20:31:35,078 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:31:35,078 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:31:35,079 INFO L85 PathProgramCache]: Analyzing trace with hash -1336770933, now seen corresponding path program 1 times [2024-11-08 20:31:35,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:31:35,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337054625] [2024-11-08 20:31:35,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:31:35,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:31:35,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:31:35,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:31:35,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-08 20:31:35,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:31:35,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-08 20:31:35,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:31:35,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 20:31:35,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:31:35,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 20:31:35,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:31:35,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 20:31:35,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:31:35,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 20:31:35,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:31:35,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-08 20:31:35,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:31:35,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-08 20:31:35,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:31:35,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-08 20:31:35,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:31:35,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 20:31:35,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:31:35,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 20:31:35,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:31:35,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 20:31:35,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:31:35,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 20:31:35,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 20:31:35,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 20:31:35,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 20:31:35,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:31:35,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 20:31:35,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:31:35,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 20:31:35,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:31:35,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 20:31:35,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 20:31:35,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-08 20:31:35,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-08 20:31:35,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-08 20:31:35,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 20:31:35,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-08 20:31:35,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-08 20:31:35,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-08 20:31:35,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-11-08 20:31:35,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-08 20:31:35,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-08 20:31:35,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-08 20:31:35,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 20:31:35,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-08 20:31:35,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 20:31:35,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-08 20:31:35,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-08 20:31:35,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-08 20:31:35,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-08 20:31:35,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:31:35,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 20:31:35,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:31:35,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 20:31:35,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 20:31:35,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-08 20:31:35,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 20:31:35,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-08 20:31:35,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 20:31:35,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-08 20:31:35,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:35,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 20:31:36,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:36,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-08 20:31:36,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:36,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 20:31:36,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:36,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-08 20:31:36,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:36,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 20:31:36,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:36,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 20:31:36,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:36,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-08 20:31:36,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:36,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 20:31:36,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:36,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 20:31:36,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:36,048 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10804 trivial. 0 not checked. [2024-11-08 20:31:36,049 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:31:36,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337054625] [2024-11-08 20:31:36,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337054625] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:31:36,049 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:31:36,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 20:31:36,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298224143] [2024-11-08 20:31:36,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:31:36,050 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 20:31:36,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:31:36,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 20:31:36,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 20:31:36,051 INFO L87 Difference]: Start difference. First operand 719 states and 1194 transitions. Second operand has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 2 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 2 states have call predecessors, (74), 2 states have call successors, (74) [2024-11-08 20:31:37,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:31:37,120 INFO L93 Difference]: Finished difference Result 2023 states and 3364 transitions. [2024-11-08 20:31:37,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 20:31:37,121 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 2 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 2 states have call predecessors, (74), 2 states have call successors, (74) Word has length 468 [2024-11-08 20:31:37,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:31:37,132 INFO L225 Difference]: With dead ends: 2023 [2024-11-08 20:31:37,132 INFO L226 Difference]: Without dead ends: 1307 [2024-11-08 20:31:37,135 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 20:31:37,137 INFO L432 NwaCegarLoop]: 476 mSDtfsCounter, 564 mSDsluCounter, 423 mSDsCounter, 0 mSdLazyCounter, 543 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 564 SdHoareTripleChecker+Valid, 899 SdHoareTripleChecker+Invalid, 615 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 543 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-08 20:31:37,139 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [564 Valid, 899 Invalid, 615 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 543 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-08 20:31:37,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1307 states. [2024-11-08 20:31:37,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1307 to 1295. [2024-11-08 20:31:37,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1295 states, 964 states have (on average 1.562240663900415) internal successors, (1506), 970 states have internal predecessors, (1506), 322 states have call successors, (322), 8 states have call predecessors, (322), 8 states have return successors, (322), 316 states have call predecessors, (322), 322 states have call successors, (322) [2024-11-08 20:31:37,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 1295 states and 2150 transitions. [2024-11-08 20:31:37,296 INFO L78 Accepts]: Start accepts. Automaton has 1295 states and 2150 transitions. Word has length 468 [2024-11-08 20:31:37,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:31:37,297 INFO L471 AbstractCegarLoop]: Abstraction has 1295 states and 2150 transitions. [2024-11-08 20:31:37,297 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 2 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 2 states have call predecessors, (74), 2 states have call successors, (74) [2024-11-08 20:31:37,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 2150 transitions. [2024-11-08 20:31:37,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2024-11-08 20:31:37,304 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:31:37,304 INFO L215 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:31:37,304 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 20:31:37,304 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:31:37,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:31:37,305 INFO L85 PathProgramCache]: Analyzing trace with hash 929610253, now seen corresponding path program 1 times [2024-11-08 20:31:37,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:31:37,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149544971] [2024-11-08 20:31:37,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:31:37,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:31:37,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:31:37,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:31:37,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-08 20:31:37,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:31:37,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-08 20:31:37,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:31:37,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 20:31:37,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:31:37,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 20:31:37,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:31:37,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 20:31:37,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:31:37,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 20:31:37,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:31:37,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-08 20:31:37,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:31:37,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-08 20:31:37,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:31:37,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-08 20:31:37,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:31:37,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 20:31:37,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:31:37,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 20:31:37,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:31:37,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 20:31:37,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:31:37,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 20:31:37,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 20:31:37,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 20:31:37,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 20:31:37,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:31:37,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 20:31:37,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:31:37,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 20:31:37,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:31:37,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 20:31:37,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 20:31:37,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-08 20:31:37,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-08 20:31:37,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-08 20:31:37,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 20:31:37,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-08 20:31:37,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-08 20:31:37,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-08 20:31:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-11-08 20:31:37,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-08 20:31:37,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-08 20:31:37,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-08 20:31:37,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 20:31:37,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-08 20:31:37,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 20:31:37,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-08 20:31:37,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-08 20:31:37,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-08 20:31:37,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-08 20:31:37,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:31:37,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 20:31:37,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:31:37,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 20:31:37,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 20:31:37,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-08 20:31:37,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 20:31:37,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-08 20:31:37,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 20:31:37,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-08 20:31:37,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 20:31:37,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-08 20:31:37,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 20:31:37,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-08 20:31:37,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 20:31:37,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 20:31:37,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-08 20:31:37,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 20:31:37,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 20:31:37,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:37,927 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10804 trivial. 0 not checked. [2024-11-08 20:31:37,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:31:37,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149544971] [2024-11-08 20:31:37,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149544971] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:31:37,928 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:31:37,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 20:31:37,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493963686] [2024-11-08 20:31:37,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:31:37,929 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 20:31:37,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:31:37,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 20:31:37,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 20:31:37,931 INFO L87 Difference]: Start difference. First operand 1295 states and 2150 transitions. Second operand has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) [2024-11-08 20:31:38,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:31:38,159 INFO L93 Difference]: Finished difference Result 3315 states and 5508 transitions. [2024-11-08 20:31:38,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 20:31:38,160 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) Word has length 468 [2024-11-08 20:31:38,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:31:38,174 INFO L225 Difference]: With dead ends: 3315 [2024-11-08 20:31:38,175 INFO L226 Difference]: Without dead ends: 2023 [2024-11-08 20:31:38,179 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 20:31:38,180 INFO L432 NwaCegarLoop]: 508 mSDtfsCounter, 234 mSDsluCounter, 838 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 1346 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 20:31:38,180 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [234 Valid, 1346 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 20:31:38,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2023 states. [2024-11-08 20:31:38,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2023 to 2013. [2024-11-08 20:31:38,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2013 states, 1478 states have (on average 1.5534506089309879) internal successors, (2296), 1486 states have internal predecessors, (2296), 522 states have call successors, (522), 12 states have call predecessors, (522), 12 states have return successors, (522), 514 states have call predecessors, (522), 522 states have call successors, (522) [2024-11-08 20:31:38,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 2013 states and 3340 transitions. [2024-11-08 20:31:38,427 INFO L78 Accepts]: Start accepts. Automaton has 2013 states and 3340 transitions. Word has length 468 [2024-11-08 20:31:38,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:31:38,428 INFO L471 AbstractCegarLoop]: Abstraction has 2013 states and 3340 transitions. [2024-11-08 20:31:38,428 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) [2024-11-08 20:31:38,428 INFO L276 IsEmpty]: Start isEmpty. Operand 2013 states and 3340 transitions. [2024-11-08 20:31:38,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2024-11-08 20:31:38,433 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:31:38,433 INFO L215 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:31:38,433 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 20:31:38,434 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:31:38,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:31:38,434 INFO L85 PathProgramCache]: Analyzing trace with hash -422839039, now seen corresponding path program 1 times [2024-11-08 20:31:38,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:31:38,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014028683] [2024-11-08 20:31:38,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:31:38,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:31:38,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:31:38,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:31:38,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-08 20:31:38,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:31:38,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-08 20:31:38,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:31:38,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 20:31:38,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:31:38,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 20:31:38,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:31:38,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 20:31:38,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:31:38,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 20:31:38,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:31:38,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-08 20:31:38,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:31:38,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-08 20:31:38,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:31:38,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-08 20:31:38,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:31:38,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 20:31:38,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:31:38,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 20:31:38,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:31:38,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 20:31:38,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:31:38,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 20:31:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 20:31:38,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 20:31:38,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 20:31:38,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:31:38,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 20:31:38,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:31:38,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 20:31:38,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:31:38,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 20:31:38,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 20:31:38,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-08 20:31:38,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:38,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-08 20:31:39,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-08 20:31:39,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 20:31:39,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-08 20:31:39,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-08 20:31:39,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-08 20:31:39,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-11-08 20:31:39,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-08 20:31:39,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-08 20:31:39,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-08 20:31:39,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 20:31:39,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-08 20:31:39,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 20:31:39,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-08 20:31:39,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-08 20:31:39,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-08 20:31:39,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-08 20:31:39,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:31:39,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 20:31:39,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:31:39,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 20:31:39,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 20:31:39,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-08 20:31:39,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 20:31:39,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-08 20:31:39,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 20:31:39,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-08 20:31:39,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 20:31:39,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-08 20:31:39,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 20:31:39,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-08 20:31:39,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 20:31:39,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 20:31:39,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-08 20:31:39,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 20:31:39,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 20:31:39,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:39,177 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10804 trivial. 0 not checked. [2024-11-08 20:31:39,177 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:31:39,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014028683] [2024-11-08 20:31:39,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1014028683] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:31:39,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:31:39,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 20:31:39,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968492301] [2024-11-08 20:31:39,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:31:39,179 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 20:31:39,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:31:39,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 20:31:39,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 20:31:39,180 INFO L87 Difference]: Start difference. First operand 2013 states and 3340 transitions. Second operand has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 2 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 2 states have call predecessors, (74), 2 states have call successors, (74) [2024-11-08 20:31:39,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:31:39,805 INFO L93 Difference]: Finished difference Result 4041 states and 6710 transitions. [2024-11-08 20:31:39,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 20:31:39,806 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 2 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 2 states have call predecessors, (74), 2 states have call successors, (74) Word has length 469 [2024-11-08 20:31:39,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:31:39,824 INFO L225 Difference]: With dead ends: 4041 [2024-11-08 20:31:39,824 INFO L226 Difference]: Without dead ends: 2749 [2024-11-08 20:31:39,831 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 20:31:39,834 INFO L432 NwaCegarLoop]: 581 mSDtfsCounter, 600 mSDsluCounter, 886 mSDsCounter, 0 mSdLazyCounter, 211 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 600 SdHoareTripleChecker+Valid, 1467 SdHoareTripleChecker+Invalid, 360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 20:31:39,834 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [600 Valid, 1467 Invalid, 360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 211 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 20:31:39,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2749 states. [2024-11-08 20:31:40,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2749 to 2739. [2024-11-08 20:31:40,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2739 states, 2000 states have (on average 1.551) internal successors, (3102), 2010 states have internal predecessors, (3102), 722 states have call successors, (722), 16 states have call predecessors, (722), 16 states have return successors, (722), 712 states have call predecessors, (722), 722 states have call successors, (722) [2024-11-08 20:31:40,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2739 states to 2739 states and 4546 transitions. [2024-11-08 20:31:40,206 INFO L78 Accepts]: Start accepts. Automaton has 2739 states and 4546 transitions. Word has length 469 [2024-11-08 20:31:40,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:31:40,207 INFO L471 AbstractCegarLoop]: Abstraction has 2739 states and 4546 transitions. [2024-11-08 20:31:40,207 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 2 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 2 states have call predecessors, (74), 2 states have call successors, (74) [2024-11-08 20:31:40,207 INFO L276 IsEmpty]: Start isEmpty. Operand 2739 states and 4546 transitions. [2024-11-08 20:31:40,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2024-11-08 20:31:40,212 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:31:40,212 INFO L215 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:31:40,212 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-08 20:31:40,212 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:31:40,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:31:40,213 INFO L85 PathProgramCache]: Analyzing trace with hash 1115500991, now seen corresponding path program 1 times [2024-11-08 20:31:40,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:31:40,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338794026] [2024-11-08 20:31:40,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:31:40,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:31:40,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:31:40,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:31:40,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-08 20:31:40,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:31:40,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-08 20:31:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:31:40,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 20:31:40,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:31:40,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 20:31:40,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:31:40,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 20:31:40,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:31:40,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 20:31:40,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:31:40,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-08 20:31:40,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:31:40,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-08 20:31:40,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:31:40,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-08 20:31:40,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 20:31:40,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 20:31:40,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 20:31:40,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 20:31:40,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 20:31:40,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 20:31:40,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 20:31:40,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 20:31:40,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 20:31:40,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 20:31:40,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 20:31:40,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-08 20:31:40,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 20:31:40,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-08 20:31:40,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 20:31:40,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 20:31:40,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 20:31:40,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 20:31:40,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-08 20:31:40,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-08 20:31:40,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-08 20:31:40,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-08 20:31:40,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-08 20:31:40,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-08 20:31:40,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-08 20:31:40,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-11-08 20:31:40,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-08 20:31:40,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-08 20:31:40,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-08 20:31:40,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 20:31:40,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-08 20:31:40,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-08 20:31:40,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-08 20:31:40,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-08 20:31:40,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-08 20:31:40,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-08 20:31:40,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 20:31:40,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 20:31:40,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 20:31:40,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 20:31:40,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 20:31:40,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-08 20:31:40,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 20:31:40,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-08 20:31:40,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 20:31:40,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-08 20:31:40,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 20:31:40,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-08 20:31:40,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 20:31:40,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-08 20:31:40,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 20:31:40,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 20:31:40,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-08 20:31:40,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 20:31:40,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 20:31:40,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:31:40,982 INFO L134 CoverageAnalysis]: Checked inductivity of 10804 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10804 trivial. 0 not checked. [2024-11-08 20:31:40,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:31:40,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338794026] [2024-11-08 20:31:40,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338794026] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:31:40,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:31:40,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 20:31:40,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169713662] [2024-11-08 20:31:40,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:31:40,984 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 20:31:40,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:31:40,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 20:31:40,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 20:31:40,985 INFO L87 Difference]: Start difference. First operand 2739 states and 4546 transitions. Second operand has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) [2024-11-08 20:31:41,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:31:41,864 INFO L93 Difference]: Finished difference Result 5777 states and 9566 transitions. [2024-11-08 20:31:41,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 20:31:41,865 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) Word has length 469 [2024-11-08 20:31:41,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:31:41,889 INFO L225 Difference]: With dead ends: 5777 [2024-11-08 20:31:41,889 INFO L226 Difference]: Without dead ends: 3041 [2024-11-08 20:31:41,899 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 20:31:41,901 INFO L432 NwaCegarLoop]: 648 mSDtfsCounter, 591 mSDsluCounter, 606 mSDsCounter, 0 mSdLazyCounter, 253 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 591 SdHoareTripleChecker+Valid, 1254 SdHoareTripleChecker+Invalid, 402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-08 20:31:41,901 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [591 Valid, 1254 Invalid, 402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 253 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-08 20:31:41,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3041 states. [2024-11-08 20:31:42,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3041 to 3017. [2024-11-08 20:31:42,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3017 states, 2126 states have (on average 1.524459078080903) internal successors, (3241), 2138 states have internal predecessors, (3241), 870 states have call successors, (870), 20 states have call predecessors, (870), 20 states have return successors, (870), 858 states have call predecessors, (870), 870 states have call successors, (870) [2024-11-08 20:31:42,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3017 states to 3017 states and 4981 transitions. [2024-11-08 20:31:42,322 INFO L78 Accepts]: Start accepts. Automaton has 3017 states and 4981 transitions. Word has length 469 [2024-11-08 20:31:42,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:31:42,323 INFO L471 AbstractCegarLoop]: Abstraction has 3017 states and 4981 transitions. [2024-11-08 20:31:42,324 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (74), 1 states have call predecessors, (74), 1 states have return successors, (74), 1 states have call predecessors, (74), 1 states have call successors, (74) [2024-11-08 20:31:42,324 INFO L276 IsEmpty]: Start isEmpty. Operand 3017 states and 4981 transitions. [2024-11-08 20:31:42,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2024-11-08 20:31:42,328 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:31:42,329 INFO L215 NwaCegarLoop]: trace histogram [74, 74, 74, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:31:42,329 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-08 20:31:42,329 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:31:42,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:31:42,330 INFO L85 PathProgramCache]: Analyzing trace with hash -933886851, now seen corresponding path program 1 times [2024-11-08 20:31:42,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:31:42,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327049217] [2024-11-08 20:31:42,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:31:42,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:31:42,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat