./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-64.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-64.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8899bf799d43c7a9612ed78053e9d7a70a7473f753f2bc6e8275a7a2395553fd --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 07:57:08,031 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 07:57:08,083 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-11 07:57:08,089 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 07:57:08,089 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 07:57:08,112 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 07:57:08,113 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 07:57:08,113 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 07:57:08,114 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 07:57:08,114 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 07:57:08,114 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 07:57:08,114 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 07:57:08,115 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 07:57:08,115 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 07:57:08,117 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 07:57:08,117 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 07:57:08,117 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 07:57:08,118 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 07:57:08,118 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 07:57:08,118 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 07:57:08,118 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 07:57:08,119 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 07:57:08,119 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 07:57:08,120 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 07:57:08,120 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 07:57:08,120 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 07:57:08,120 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 07:57:08,120 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 07:57:08,120 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 07:57:08,121 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 07:57:08,121 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 07:57:08,121 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 07:57:08,121 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 07:57:08,121 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 07:57:08,121 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 07:57:08,122 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 07:57:08,122 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 07:57:08,122 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 07:57:08,122 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 07:57:08,122 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 07:57:08,122 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 07:57:08,126 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 07:57:08,126 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8899bf799d43c7a9612ed78053e9d7a70a7473f753f2bc6e8275a7a2395553fd [2024-10-11 07:57:08,337 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 07:57:08,361 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 07:57:08,365 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 07:57:08,366 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 07:57:08,366 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 07:57:08,367 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-64.i [2024-10-11 07:57:09,572 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 07:57:09,758 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 07:57:09,760 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-64.i [2024-10-11 07:57:09,771 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/95d10df86/44a6d92f68c544d49859a804e9060ab8/FLAGf3b88b212 [2024-10-11 07:57:10,154 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/95d10df86/44a6d92f68c544d49859a804e9060ab8 [2024-10-11 07:57:10,156 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 07:57:10,157 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 07:57:10,158 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 07:57:10,158 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 07:57:10,162 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 07:57:10,163 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 07:57:10" (1/1) ... [2024-10-11 07:57:10,165 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c7b9b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:57:10, skipping insertion in model container [2024-10-11 07:57:10,165 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 07:57:10" (1/1) ... [2024-10-11 07:57:10,195 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 07:57:10,351 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-64.i[916,929] [2024-10-11 07:57:10,483 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 07:57:10,499 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 07:57:10,509 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-64.i[916,929] [2024-10-11 07:57:10,545 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 07:57:10,564 INFO L204 MainTranslator]: Completed translation [2024-10-11 07:57:10,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:57:10 WrapperNode [2024-10-11 07:57:10,565 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 07:57:10,565 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 07:57:10,566 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 07:57:10,566 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 07:57:10,570 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:57:10" (1/1) ... [2024-10-11 07:57:10,583 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:57:10" (1/1) ... [2024-10-11 07:57:10,618 INFO L138 Inliner]: procedures = 26, calls = 86, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 424 [2024-10-11 07:57:10,618 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 07:57:10,619 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 07:57:10,619 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 07:57:10,619 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 07:57:10,628 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:57:10" (1/1) ... [2024-10-11 07:57:10,628 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:57:10" (1/1) ... [2024-10-11 07:57:10,632 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:57:10" (1/1) ... [2024-10-11 07:57:10,657 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-11 07:57:10,658 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:57:10" (1/1) ... [2024-10-11 07:57:10,658 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:57:10" (1/1) ... [2024-10-11 07:57:10,665 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:57:10" (1/1) ... [2024-10-11 07:57:10,668 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:57:10" (1/1) ... [2024-10-11 07:57:10,671 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:57:10" (1/1) ... [2024-10-11 07:57:10,673 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:57:10" (1/1) ... [2024-10-11 07:57:10,677 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 07:57:10,677 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 07:57:10,678 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 07:57:10,678 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 07:57:10,679 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:57:10" (1/1) ... [2024-10-11 07:57:10,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 07:57:10,698 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 07:57:10,712 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 07:57:10,717 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 07:57:10,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 07:57:10,750 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 07:57:10,751 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 07:57:10,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 07:57:10,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 07:57:10,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 07:57:10,839 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 07:57:10,840 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 07:57:11,273 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-10-11 07:57:11,273 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 07:57:11,307 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 07:57:11,308 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-11 07:57:11,309 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 07:57:11 BoogieIcfgContainer [2024-10-11 07:57:11,309 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 07:57:11,311 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 07:57:11,311 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 07:57:11,313 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 07:57:11,313 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 07:57:10" (1/3) ... [2024-10-11 07:57:11,314 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fb36aa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 07:57:11, skipping insertion in model container [2024-10-11 07:57:11,314 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:57:10" (2/3) ... [2024-10-11 07:57:11,315 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fb36aa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 07:57:11, skipping insertion in model container [2024-10-11 07:57:11,315 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 07:57:11" (3/3) ... [2024-10-11 07:57:11,316 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-100_file-64.i [2024-10-11 07:57:11,329 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 07:57:11,329 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 07:57:11,384 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 07:57:11,388 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;@7a7b22ad, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 07:57:11,388 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 07:57:11,393 INFO L276 IsEmpty]: Start isEmpty. Operand has 176 states, 100 states have (on average 1.44) internal successors, (144), 101 states have internal predecessors, (144), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2024-10-11 07:57:11,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2024-10-11 07:57:11,413 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 07:57:11,414 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 07:57:11,415 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 07:57:11,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 07:57:11,421 INFO L85 PathProgramCache]: Analyzing trace with hash -47449088, now seen corresponding path program 1 times [2024-10-11 07:57:11,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 07:57:11,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004760324] [2024-10-11 07:57:11,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 07:57:11,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 07:57:11,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 07:57:11,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 07:57:11,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 07:57:11,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 07:57:11,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 07:57:11,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 07:57:11,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 07:57:11,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 07:57:11,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 07:57:11,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 07:57:11,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 07:57:11,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 07:57:11,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 07:57:11,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-11 07:57:11,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-11 07:57:11,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-11 07:57:11,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-11 07:57:11,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-11 07:57:11,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-11 07:57:11,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-11 07:57:11,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-11 07:57:11,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-11 07:57:11,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-11 07:57:11,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-11 07:57:11,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-11 07:57:11,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-11 07:57:11,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-11 07:57:11,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-11 07:57:11,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-11 07:57:11,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-11 07:57:11,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 07:57:11,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-11 07:57:11,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-11 07:57:11,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-11 07:57:11,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 07:57:11,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-11 07:57:11,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:11,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 07:57:11,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-11 07:57:12,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 07:57:12,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-11 07:57:12,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 07:57:12,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 07:57:12,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 07:57:12,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 07:57:12,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 07:57:12,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 07:57:12,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 07:57:12,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 07:57:12,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-11 07:57:12,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 07:57:12,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-11 07:57:12,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 07:57:12,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-11 07:57:12,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 07:57:12,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-11 07:57:12,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 07:57:12,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-11 07:57:12,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-11 07:57:12,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-11 07:57:12,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-11 07:57:12,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-11 07:57:12,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-11 07:57:12,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-11 07:57:12,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-11 07:57:12,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-11 07:57:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-11 07:57:12,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-11 07:57:12,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-11 07:57:12,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-11 07:57:12,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-11 07:57:12,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-11 07:57:12,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-11 07:57:12,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-11 07:57:12,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,150 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-11 07:57:12,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 07:57:12,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004760324] [2024-10-11 07:57:12,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004760324] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 07:57:12,151 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 07:57:12,151 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 07:57:12,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143259499] [2024-10-11 07:57:12,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 07:57:12,158 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-11 07:57:12,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 07:57:12,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-11 07:57:12,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 07:57:12,182 INFO L87 Difference]: Start difference. First operand has 176 states, 100 states have (on average 1.44) internal successors, (144), 101 states have internal predecessors, (144), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) Second operand has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) [2024-10-11 07:57:12,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 07:57:12,241 INFO L93 Difference]: Finished difference Result 349 states and 651 transitions. [2024-10-11 07:57:12,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-11 07:57:12,245 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) Word has length 434 [2024-10-11 07:57:12,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 07:57:12,252 INFO L225 Difference]: With dead ends: 349 [2024-10-11 07:57:12,252 INFO L226 Difference]: Without dead ends: 174 [2024-10-11 07:57:12,269 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 07:57:12,271 INFO L432 NwaCegarLoop]: 282 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 07:57:12,272 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 282 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 07:57:12,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2024-10-11 07:57:12,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 174. [2024-10-11 07:57:12,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 99 states have (on average 1.404040404040404) internal successors, (139), 99 states have internal predecessors, (139), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2024-10-11 07:57:12,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 285 transitions. [2024-10-11 07:57:12,338 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 285 transitions. Word has length 434 [2024-10-11 07:57:12,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 07:57:12,338 INFO L471 AbstractCegarLoop]: Abstraction has 174 states and 285 transitions. [2024-10-11 07:57:12,339 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) [2024-10-11 07:57:12,339 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 285 transitions. [2024-10-11 07:57:12,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2024-10-11 07:57:12,346 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 07:57:12,346 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 07:57:12,346 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 07:57:12,346 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 07:57:12,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 07:57:12,347 INFO L85 PathProgramCache]: Analyzing trace with hash 129610046, now seen corresponding path program 1 times [2024-10-11 07:57:12,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 07:57:12,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157583791] [2024-10-11 07:57:12,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 07:57:12,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 07:57:12,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 07:57:12,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 07:57:12,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 07:57:12,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 07:57:12,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 07:57:12,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 07:57:12,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 07:57:12,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 07:57:12,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 07:57:12,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 07:57:12,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 07:57:12,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 07:57:12,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 07:57:12,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-11 07:57:12,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-11 07:57:12,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-11 07:57:12,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-11 07:57:12,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-11 07:57:12,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-11 07:57:12,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-11 07:57:12,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-11 07:57:12,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-11 07:57:12,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-11 07:57:12,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-11 07:57:12,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-11 07:57:12,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-11 07:57:12,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-11 07:57:12,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-11 07:57:12,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-11 07:57:12,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-11 07:57:12,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 07:57:12,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-11 07:57:12,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-11 07:57:12,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-11 07:57:12,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 07:57:12,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-11 07:57:12,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 07:57:12,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-11 07:57:12,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 07:57:12,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-11 07:57:12,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 07:57:12,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 07:57:12,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 07:57:12,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 07:57:12,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 07:57:12,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 07:57:12,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 07:57:12,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 07:57:12,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-11 07:57:12,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 07:57:12,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-11 07:57:12,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 07:57:12,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-11 07:57:12,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 07:57:12,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-11 07:57:12,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 07:57:12,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-11 07:57:12,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-11 07:57:12,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-11 07:57:12,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-11 07:57:12,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-11 07:57:12,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-11 07:57:12,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-11 07:57:12,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-11 07:57:12,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-11 07:57:12,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-11 07:57:12,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-11 07:57:12,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-11 07:57:12,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-11 07:57:12,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-11 07:57:12,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-11 07:57:12,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-11 07:57:12,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-11 07:57:12,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:12,732 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-11 07:57:12,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 07:57:12,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157583791] [2024-10-11 07:57:12,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1157583791] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 07:57:12,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 07:57:12,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 07:57:12,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983186284] [2024-10-11 07:57:12,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 07:57:12,735 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 07:57:12,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 07:57:12,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 07:57:12,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 07:57:12,737 INFO L87 Difference]: Start difference. First operand 174 states and 285 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 07:57:12,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 07:57:12,828 INFO L93 Difference]: Finished difference Result 480 states and 785 transitions. [2024-10-11 07:57:12,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 07:57:12,831 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 434 [2024-10-11 07:57:12,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 07:57:12,838 INFO L225 Difference]: With dead ends: 480 [2024-10-11 07:57:12,838 INFO L226 Difference]: Without dead ends: 307 [2024-10-11 07:57:12,843 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 07:57:12,844 INFO L432 NwaCegarLoop]: 429 mSDtfsCounter, 218 mSDsluCounter, 267 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 696 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 07:57:12,844 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [218 Valid, 696 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 07:57:12,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states. [2024-10-11 07:57:12,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 304. [2024-10-11 07:57:12,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 170 states have (on average 1.388235294117647) internal successors, (236), 171 states have internal predecessors, (236), 131 states have call successors, (131), 2 states have call predecessors, (131), 2 states have return successors, (131), 130 states have call predecessors, (131), 131 states have call successors, (131) [2024-10-11 07:57:12,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 498 transitions. [2024-10-11 07:57:12,910 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 498 transitions. Word has length 434 [2024-10-11 07:57:12,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 07:57:12,912 INFO L471 AbstractCegarLoop]: Abstraction has 304 states and 498 transitions. [2024-10-11 07:57:12,913 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 07:57:12,913 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 498 transitions. [2024-10-11 07:57:12,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2024-10-11 07:57:12,920 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 07:57:12,920 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 07:57:12,920 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 07:57:12,920 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 07:57:12,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 07:57:12,923 INFO L85 PathProgramCache]: Analyzing trace with hash 354939081, now seen corresponding path program 1 times [2024-10-11 07:57:12,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 07:57:12,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184575745] [2024-10-11 07:57:12,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 07:57:12,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 07:57:12,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 07:57:15,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 07:57:15,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 07:57:15,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 07:57:15,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 07:57:15,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 07:57:15,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 07:57:15,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 07:57:15,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 07:57:15,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 07:57:15,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 07:57:15,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 07:57:15,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 07:57:15,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-11 07:57:15,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-11 07:57:15,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-11 07:57:15,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-11 07:57:15,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-11 07:57:15,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-11 07:57:15,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-11 07:57:15,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-11 07:57:15,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-11 07:57:15,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-11 07:57:15,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-11 07:57:15,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-11 07:57:15,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-11 07:57:15,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-11 07:57:15,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-11 07:57:15,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-11 07:57:15,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-11 07:57:15,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 07:57:15,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-11 07:57:15,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-11 07:57:15,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-11 07:57:15,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 07:57:15,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-11 07:57:15,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 07:57:15,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-11 07:57:15,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 07:57:15,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-11 07:57:15,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 07:57:15,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 07:57:15,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 07:57:15,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 07:57:15,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 07:57:15,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 07:57:15,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 07:57:15,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 07:57:15,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-11 07:57:15,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 07:57:15,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-11 07:57:15,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 07:57:15,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-11 07:57:15,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 07:57:15,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-11 07:57:15,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 07:57:15,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-11 07:57:15,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-11 07:57:15,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-11 07:57:15,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-11 07:57:15,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-11 07:57:15,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-11 07:57:15,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-11 07:57:15,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-11 07:57:15,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-11 07:57:15,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-11 07:57:15,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-11 07:57:15,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-11 07:57:15,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-11 07:57:15,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-11 07:57:15,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-11 07:57:15,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-11 07:57:15,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-11 07:57:15,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:15,719 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-11 07:57:15,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 07:57:15,720 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184575745] [2024-10-11 07:57:15,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184575745] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 07:57:15,720 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 07:57:15,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 07:57:15,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301795953] [2024-10-11 07:57:15,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 07:57:15,721 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 07:57:15,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 07:57:15,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 07:57:15,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 07:57:15,724 INFO L87 Difference]: Start difference. First operand 304 states and 498 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 07:57:16,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 07:57:16,154 INFO L93 Difference]: Finished difference Result 900 states and 1472 transitions. [2024-10-11 07:57:16,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 07:57:16,154 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 435 [2024-10-11 07:57:16,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 07:57:16,163 INFO L225 Difference]: With dead ends: 900 [2024-10-11 07:57:16,163 INFO L226 Difference]: Without dead ends: 597 [2024-10-11 07:57:16,165 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-11 07:57:16,167 INFO L432 NwaCegarLoop]: 532 mSDtfsCounter, 287 mSDsluCounter, 1169 mSDsCounter, 0 mSdLazyCounter, 220 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 1701 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 07:57:16,167 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [287 Valid, 1701 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 220 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 07:57:16,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 597 states. [2024-10-11 07:57:16,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 597 to 312. [2024-10-11 07:57:16,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 178 states have (on average 1.3932584269662922) internal successors, (248), 179 states have internal predecessors, (248), 131 states have call successors, (131), 2 states have call predecessors, (131), 2 states have return successors, (131), 130 states have call predecessors, (131), 131 states have call successors, (131) [2024-10-11 07:57:16,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 510 transitions. [2024-10-11 07:57:16,225 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 510 transitions. Word has length 435 [2024-10-11 07:57:16,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 07:57:16,226 INFO L471 AbstractCegarLoop]: Abstraction has 312 states and 510 transitions. [2024-10-11 07:57:16,227 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 07:57:16,227 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 510 transitions. [2024-10-11 07:57:16,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2024-10-11 07:57:16,231 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 07:57:16,231 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 07:57:16,231 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-11 07:57:16,231 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 07:57:16,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 07:57:16,232 INFO L85 PathProgramCache]: Analyzing trace with hash -77385271, now seen corresponding path program 1 times [2024-10-11 07:57:16,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 07:57:16,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044680776] [2024-10-11 07:57:16,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 07:57:16,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 07:57:16,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 07:57:16,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 07:57:16,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 07:57:16,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 07:57:16,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 07:57:16,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 07:57:16,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 07:57:16,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 07:57:16,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 07:57:16,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 07:57:16,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 07:57:16,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 07:57:16,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 07:57:16,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-11 07:57:16,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-11 07:57:16,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-11 07:57:16,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-11 07:57:16,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-11 07:57:16,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-11 07:57:16,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-11 07:57:16,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-11 07:57:16,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-11 07:57:16,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-11 07:57:16,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-11 07:57:16,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-11 07:57:16,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-11 07:57:16,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-11 07:57:16,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-11 07:57:16,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-11 07:57:16,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-11 07:57:16,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 07:57:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-11 07:57:16,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-11 07:57:16,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-11 07:57:16,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 07:57:16,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-11 07:57:16,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 07:57:16,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-11 07:57:16,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 07:57:16,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-11 07:57:16,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 07:57:16,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 07:57:16,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 07:57:16,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 07:57:16,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 07:57:16,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 07:57:16,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 07:57:16,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 07:57:16,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-11 07:57:16,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 07:57:16,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-11 07:57:16,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 07:57:16,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-11 07:57:16,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 07:57:16,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-11 07:57:16,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 07:57:16,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-11 07:57:16,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-11 07:57:16,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-11 07:57:16,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-11 07:57:16,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-11 07:57:16,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-11 07:57:16,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-11 07:57:16,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-11 07:57:16,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-11 07:57:16,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-11 07:57:16,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-11 07:57:16,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-11 07:57:16,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-11 07:57:16,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-11 07:57:16,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-11 07:57:16,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-11 07:57:16,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-11 07:57:16,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:16,655 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-11 07:57:16,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 07:57:16,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044680776] [2024-10-11 07:57:16,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044680776] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 07:57:16,656 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 07:57:16,656 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 07:57:16,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638683601] [2024-10-11 07:57:16,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 07:57:16,657 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 07:57:16,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 07:57:16,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 07:57:16,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-11 07:57:16,659 INFO L87 Difference]: Start difference. First operand 312 states and 510 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 07:57:16,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 07:57:16,992 INFO L93 Difference]: Finished difference Result 1191 states and 1943 transitions. [2024-10-11 07:57:16,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 07:57:16,993 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 435 [2024-10-11 07:57:16,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 07:57:17,000 INFO L225 Difference]: With dead ends: 1191 [2024-10-11 07:57:17,000 INFO L226 Difference]: Without dead ends: 880 [2024-10-11 07:57:17,001 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-10-11 07:57:17,002 INFO L432 NwaCegarLoop]: 535 mSDtfsCounter, 545 mSDsluCounter, 913 mSDsCounter, 0 mSdLazyCounter, 208 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 545 SdHoareTripleChecker+Valid, 1448 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 07:57:17,002 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [545 Valid, 1448 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 208 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 07:57:17,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 880 states. [2024-10-11 07:57:17,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 880 to 312. [2024-10-11 07:57:17,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 178 states have (on average 1.3932584269662922) internal successors, (248), 179 states have internal predecessors, (248), 131 states have call successors, (131), 2 states have call predecessors, (131), 2 states have return successors, (131), 130 states have call predecessors, (131), 131 states have call successors, (131) [2024-10-11 07:57:17,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 510 transitions. [2024-10-11 07:57:17,065 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 510 transitions. Word has length 435 [2024-10-11 07:57:17,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 07:57:17,066 INFO L471 AbstractCegarLoop]: Abstraction has 312 states and 510 transitions. [2024-10-11 07:57:17,066 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 07:57:17,066 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 510 transitions. [2024-10-11 07:57:17,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2024-10-11 07:57:17,071 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 07:57:17,072 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 07:57:17,072 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-11 07:57:17,072 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 07:57:17,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 07:57:17,073 INFO L85 PathProgramCache]: Analyzing trace with hash 1697622091, now seen corresponding path program 1 times [2024-10-11 07:57:17,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 07:57:17,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927133707] [2024-10-11 07:57:17,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 07:57:17,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 07:57:17,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 07:57:17,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 07:57:17,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 07:57:17,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 07:57:17,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 07:57:17,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 07:57:17,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 07:57:17,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 07:57:17,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 07:57:17,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 07:57:17,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 07:57:17,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 07:57:17,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 07:57:17,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-11 07:57:17,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-11 07:57:17,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-11 07:57:17,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-11 07:57:17,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-11 07:57:17,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-11 07:57:17,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-11 07:57:17,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-11 07:57:17,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-11 07:57:17,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-11 07:57:17,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-11 07:57:17,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-11 07:57:17,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-11 07:57:17,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-11 07:57:17,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-11 07:57:17,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-11 07:57:17,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-11 07:57:17,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 07:57:17,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-11 07:57:17,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-11 07:57:17,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-11 07:57:17,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 07:57:17,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-11 07:57:17,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 07:57:17,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-11 07:57:17,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 07:57:17,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-11 07:57:17,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 07:57:17,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 07:57:17,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 07:57:17,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 07:57:17,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 07:57:17,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 07:57:17,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 07:57:17,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 07:57:17,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-11 07:57:17,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 07:57:17,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-11 07:57:17,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 07:57:17,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-11 07:57:17,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 07:57:17,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-11 07:57:17,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 07:57:17,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-11 07:57:17,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-11 07:57:17,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-11 07:57:17,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-11 07:57:17,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-11 07:57:17,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-11 07:57:17,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-11 07:57:17,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-11 07:57:17,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-11 07:57:17,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-11 07:57:17,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-11 07:57:17,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-11 07:57:17,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-11 07:57:17,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-11 07:57:17,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-11 07:57:17,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-11 07:57:17,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-10-11 07:57:17,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:57:17,434 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-11 07:57:17,435 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 07:57:17,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927133707] [2024-10-11 07:57:17,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927133707] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 07:57:17,436 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 07:57:17,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 07:57:17,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046862306] [2024-10-11 07:57:17,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 07:57:17,437 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 07:57:17,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 07:57:17,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 07:57:17,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-11 07:57:17,438 INFO L87 Difference]: Start difference. First operand 312 states and 510 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 07:57:17,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 07:57:17,735 INFO L93 Difference]: Finished difference Result 1191 states and 1941 transitions. [2024-10-11 07:57:17,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 07:57:17,736 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 435 [2024-10-11 07:57:17,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 07:57:17,742 INFO L225 Difference]: With dead ends: 1191 [2024-10-11 07:57:17,743 INFO L226 Difference]: Without dead ends: 880 [2024-10-11 07:57:17,744 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-10-11 07:57:17,745 INFO L432 NwaCegarLoop]: 546 mSDtfsCounter, 535 mSDsluCounter, 931 mSDsCounter, 0 mSdLazyCounter, 229 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 535 SdHoareTripleChecker+Valid, 1477 SdHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 07:57:17,745 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [535 Valid, 1477 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 229 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 07:57:17,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 880 states. [2024-10-11 07:57:17,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 880 to 304. [2024-10-11 07:57:17,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 170 states have (on average 1.3764705882352941) internal successors, (234), 171 states have internal predecessors, (234), 131 states have call successors, (131), 2 states have call predecessors, (131), 2 states have return successors, (131), 130 states have call predecessors, (131), 131 states have call successors, (131) [2024-10-11 07:57:17,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 496 transitions. [2024-10-11 07:57:17,789 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 496 transitions. Word has length 435 [2024-10-11 07:57:17,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 07:57:17,791 INFO L471 AbstractCegarLoop]: Abstraction has 304 states and 496 transitions. [2024-10-11 07:57:17,791 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 07:57:17,791 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 496 transitions. [2024-10-11 07:57:17,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2024-10-11 07:57:17,793 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 07:57:17,793 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 07:57:17,794 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-11 07:57:17,794 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 07:57:17,794 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 07:57:17,794 INFO L85 PathProgramCache]: Analyzing trace with hash 1337726350, now seen corresponding path program 1 times [2024-10-11 07:57:17,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 07:57:17,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234221355] [2024-10-11 07:57:17,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 07:57:17,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 07:57:18,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat