./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_operatoramount_amount500_file-95.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-95.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d09885049a0031727b27530c803aaab3d322c61ed8e044029287939cd57fd4df --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 12:58:13,245 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 12:58:13,335 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-14 12:58:13,342 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 12:58:13,343 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 12:58:13,362 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 12:58:13,363 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 12:58:13,363 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 12:58:13,364 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 12:58:13,364 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 12:58:13,365 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 12:58:13,365 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 12:58:13,366 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 12:58:13,366 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 12:58:13,366 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 12:58:13,367 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 12:58:13,367 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 12:58:13,368 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 12:58:13,368 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 12:58:13,368 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 12:58:13,369 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 12:58:13,369 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 12:58:13,369 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 12:58:13,370 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 12:58:13,370 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 12:58:13,370 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 12:58:13,371 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 12:58:13,371 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 12:58:13,371 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 12:58:13,372 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 12:58:13,372 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 12:58:13,372 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 12:58:13,372 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 12:58:13,373 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 12:58:13,373 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 12:58:13,373 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 12:58:13,374 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 12:58:13,374 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 12:58:13,374 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 12:58:13,374 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 12:58:13,375 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 12:58:13,376 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 12:58:13,376 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d09885049a0031727b27530c803aaab3d322c61ed8e044029287939cd57fd4df [2024-10-14 12:58:13,628 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 12:58:13,652 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 12:58:13,656 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 12:58:13,657 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 12:58:13,657 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 12:58:13,659 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-95.i [2024-10-14 12:58:15,109 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 12:58:15,388 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 12:58:15,389 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-95.i [2024-10-14 12:58:15,415 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc18429c7/a01dc90694e8420598169a148e8eddca/FLAGeffc6c498 [2024-10-14 12:58:15,434 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc18429c7/a01dc90694e8420598169a148e8eddca [2024-10-14 12:58:15,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 12:58:15,440 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 12:58:15,442 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 12:58:15,442 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 12:58:15,448 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 12:58:15,449 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:58:15" (1/1) ... [2024-10-14 12:58:15,450 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b4d6818 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:58:15, skipping insertion in model container [2024-10-14 12:58:15,450 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:58:15" (1/1) ... [2024-10-14 12:58:15,508 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 12:58:15,663 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_operatoramount_amount500_file-95.i[916,929] [2024-10-14 12:58:15,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 12:58:15,955 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 12:58:15,971 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_operatoramount_amount500_file-95.i[916,929] [2024-10-14 12:58:16,073 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 12:58:16,098 INFO L204 MainTranslator]: Completed translation [2024-10-14 12:58:16,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:58:16 WrapperNode [2024-10-14 12:58:16,099 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 12:58:16,100 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 12:58:16,101 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 12:58:16,101 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 12:58:16,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:58:16" (1/1) ... [2024-10-14 12:58:16,139 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:58:16" (1/1) ... [2024-10-14 12:58:16,245 INFO L138 Inliner]: procedures = 26, calls = 82, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 691 [2024-10-14 12:58:16,245 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 12:58:16,246 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 12:58:16,246 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 12:58:16,246 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 12:58:16,256 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:58:16" (1/1) ... [2024-10-14 12:58:16,257 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:58:16" (1/1) ... [2024-10-14 12:58:16,268 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:58:16" (1/1) ... [2024-10-14 12:58:16,324 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]. [2024-10-14 12:58:16,324 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:58:16" (1/1) ... [2024-10-14 12:58:16,325 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:58:16" (1/1) ... [2024-10-14 12:58:16,356 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:58:16" (1/1) ... [2024-10-14 12:58:16,362 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:58:16" (1/1) ... [2024-10-14 12:58:16,371 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:58:16" (1/1) ... [2024-10-14 12:58:16,381 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:58:16" (1/1) ... [2024-10-14 12:58:16,396 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 12:58:16,398 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 12:58:16,398 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 12:58:16,398 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 12:58:16,399 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:58:16" (1/1) ... [2024-10-14 12:58:16,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 12:58:16,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 12:58:16,451 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-14 12:58:16,454 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-14 12:58:16,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 12:58:16,500 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 12:58:16,501 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 12:58:16,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 12:58:16,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 12:58:16,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 12:58:16,640 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 12:58:16,642 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 12:58:17,806 INFO L? ?]: Removed 89 outVars from TransFormulas that were not future-live. [2024-10-14 12:58:17,807 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 12:58:17,853 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 12:58:17,854 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 12:58:17,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:58:17 BoogieIcfgContainer [2024-10-14 12:58:17,856 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 12:58:17,858 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 12:58:17,858 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 12:58:17,861 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 12:58:17,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 12:58:15" (1/3) ... [2024-10-14 12:58:17,862 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e26c9fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:58:17, skipping insertion in model container [2024-10-14 12:58:17,863 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:58:16" (2/3) ... [2024-10-14 12:58:17,863 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e26c9fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:58:17, skipping insertion in model container [2024-10-14 12:58:17,863 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:58:17" (3/3) ... [2024-10-14 12:58:17,865 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-95.i [2024-10-14 12:58:17,883 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 12:58:17,883 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 12:58:17,967 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 12:58:17,974 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;@79fbe55e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 12:58:17,975 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 12:58:17,981 INFO L276 IsEmpty]: Start isEmpty. Operand has 277 states, 205 states have (on average 1.551219512195122) internal successors, (318), 206 states have internal predecessors, (318), 69 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2024-10-14 12:58:18,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2024-10-14 12:58:18,020 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:58:18,022 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:58:18,023 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:58:18,027 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:58:18,028 INFO L85 PathProgramCache]: Analyzing trace with hash 1796033138, now seen corresponding path program 1 times [2024-10-14 12:58:18,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:58:18,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095511793] [2024-10-14 12:58:18,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:58:18,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:58:18,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:58:18,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:58:18,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:58:18,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:58:18,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:58:18,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:58:18,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:58:18,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:58:18,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:58:18,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 12:58:18,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 12:58:18,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 12:58:18,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 12:58:18,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 12:58:18,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 12:58:18,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 12:58:18,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 12:58:18,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-14 12:58:18,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 12:58:18,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 12:58:18,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:58:18,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:58:18,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 12:58:18,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-14 12:58:18,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:58:18,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:58:18,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:58:18,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 12:58:18,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-14 12:58:18,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 12:58:18,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 12:58:18,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:58:18,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 12:58:18,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-14 12:58:18,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:58:18,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-14 12:58:18,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:58:18,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-14 12:58:18,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:58:18,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-14 12:58:18,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:58:18,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-14 12:58:18,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:58:18,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-14 12:58:18,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:58:18,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-14 12:58:18,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:58:18,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-14 12:58:18,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:58:18,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-14 12:58:18,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:58:18,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:58:18,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:58:18,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:58:18,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:58:18,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:58:18,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:58:18,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:58:18,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:58:18,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:58:18,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:58:18,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:58:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:58:18,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:58:18,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:58:18,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:58:18,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:18,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:58:19,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:58:19,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:58:19,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,024 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-14 12:58:19,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:58:19,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095511793] [2024-10-14 12:58:19,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095511793] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:58:19,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:58:19,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 12:58:19,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56882771] [2024-10-14 12:58:19,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:58:19,036 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 12:58:19,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:58:19,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 12:58:19,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 12:58:19,070 INFO L87 Difference]: Start difference. First operand has 277 states, 205 states have (on average 1.551219512195122) internal successors, (318), 206 states have internal predecessors, (318), 69 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) Second operand has 2 states, 2 states have (on average 65.5) internal successors, (131), 2 states have internal predecessors, (131), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 2 states have call successors, (69) [2024-10-14 12:58:19,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:58:19,160 INFO L93 Difference]: Finished difference Result 551 states and 979 transitions. [2024-10-14 12:58:19,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 12:58:19,164 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 65.5) internal successors, (131), 2 states have internal predecessors, (131), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 2 states have call successors, (69) Word has length 473 [2024-10-14 12:58:19,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:58:19,176 INFO L225 Difference]: With dead ends: 551 [2024-10-14 12:58:19,177 INFO L226 Difference]: Without dead ends: 275 [2024-10-14 12:58:19,184 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 12:58:19,189 INFO L432 NwaCegarLoop]: 448 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, 448 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 [2024-10-14 12:58:19,190 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 448 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 12:58:19,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2024-10-14 12:58:19,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 275. [2024-10-14 12:58:19,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 275 states, 204 states have (on average 1.5343137254901962) internal successors, (313), 204 states have internal predecessors, (313), 69 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2024-10-14 12:58:19,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 451 transitions. [2024-10-14 12:58:19,272 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 451 transitions. Word has length 473 [2024-10-14 12:58:19,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:58:19,273 INFO L471 AbstractCegarLoop]: Abstraction has 275 states and 451 transitions. [2024-10-14 12:58:19,274 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 65.5) internal successors, (131), 2 states have internal predecessors, (131), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 2 states have call successors, (69) [2024-10-14 12:58:19,275 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 451 transitions. [2024-10-14 12:58:19,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2024-10-14 12:58:19,287 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:58:19,288 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:58:19,288 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 12:58:19,289 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:58:19,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:58:19,289 INFO L85 PathProgramCache]: Analyzing trace with hash 94345504, now seen corresponding path program 1 times [2024-10-14 12:58:19,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:58:19,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807590880] [2024-10-14 12:58:19,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:58:19,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:58:19,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:58:19,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:58:19,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:58:19,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:58:19,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:58:19,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:58:19,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:58:19,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:58:19,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:58:19,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 12:58:19,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 12:58:19,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 12:58:19,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 12:58:19,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 12:58:19,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 12:58:19,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 12:58:19,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 12:58:19,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-14 12:58:19,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 12:58:19,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 12:58:19,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:58:19,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:58:19,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 12:58:19,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-14 12:58:19,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:58:19,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:58:19,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:58:19,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 12:58:19,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-14 12:58:19,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 12:58:19,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 12:58:19,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:58:19,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 12:58:19,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-14 12:58:19,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:58:19,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-14 12:58:19,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:58:19,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-14 12:58:19,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:58:19,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-14 12:58:19,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:58:19,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-14 12:58:19,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:58:19,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-14 12:58:19,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:58:19,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-14 12:58:19,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:58:19,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-14 12:58:19,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:58:19,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-14 12:58:19,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:58:19,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:58:19,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:58:19,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:58:19,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:58:19,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:58:19,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:58:19,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:58:19,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:58:19,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:58:19,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:58:19,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:58:19,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:58:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:58:19,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:58:19,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:58:19,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:58:19,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:19,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:58:19,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:58:20,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,007 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-14 12:58:20,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:58:20,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807590880] [2024-10-14 12:58:20,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807590880] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:58:20,008 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:58:20,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 12:58:20,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803832716] [2024-10-14 12:58:20,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:58:20,011 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 12:58:20,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:58:20,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 12:58:20,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:58:20,013 INFO L87 Difference]: Start difference. First operand 275 states and 451 transitions. Second operand has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-14 12:58:20,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:58:20,124 INFO L93 Difference]: Finished difference Result 722 states and 1184 transitions. [2024-10-14 12:58:20,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 12:58:20,125 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 473 [2024-10-14 12:58:20,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:58:20,132 INFO L225 Difference]: With dead ends: 722 [2024-10-14 12:58:20,133 INFO L226 Difference]: Without dead ends: 448 [2024-10-14 12:58:20,135 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:58:20,137 INFO L432 NwaCegarLoop]: 440 mSDtfsCounter, 276 mSDsluCounter, 429 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 276 SdHoareTripleChecker+Valid, 869 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 12:58:20,138 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [276 Valid, 869 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 12:58:20,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 448 states. [2024-10-14 12:58:20,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 448 to 445. [2024-10-14 12:58:20,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 445 states, 361 states have (on average 1.5706371191135735) internal successors, (567), 362 states have internal predecessors, (567), 81 states have call successors, (81), 2 states have call predecessors, (81), 2 states have return successors, (81), 80 states have call predecessors, (81), 81 states have call successors, (81) [2024-10-14 12:58:20,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 729 transitions. [2024-10-14 12:58:20,233 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 729 transitions. Word has length 473 [2024-10-14 12:58:20,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:58:20,238 INFO L471 AbstractCegarLoop]: Abstraction has 445 states and 729 transitions. [2024-10-14 12:58:20,238 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-14 12:58:20,239 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 729 transitions. [2024-10-14 12:58:20,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2024-10-14 12:58:20,249 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:58:20,249 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:58:20,249 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 12:58:20,250 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:58:20,250 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:58:20,251 INFO L85 PathProgramCache]: Analyzing trace with hash -792877342, now seen corresponding path program 1 times [2024-10-14 12:58:20,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:58:20,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574138920] [2024-10-14 12:58:20,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:58:20,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:58:20,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:58:20,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:58:20,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:58:20,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:58:20,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:58:20,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:58:20,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:58:20,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:58:20,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:58:20,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 12:58:20,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 12:58:20,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 12:58:20,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 12:58:20,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 12:58:20,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 12:58:20,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 12:58:20,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 12:58:20,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-14 12:58:20,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 12:58:20,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 12:58:20,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:58:20,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:58:20,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 12:58:20,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-14 12:58:20,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:58:20,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:58:20,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:58:20,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 12:58:20,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-14 12:58:20,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 12:58:20,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 12:58:20,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:58:20,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 12:58:20,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-14 12:58:20,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:58:20,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-14 12:58:20,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:58:20,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-14 12:58:20,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:58:20,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-14 12:58:20,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:58:20,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-14 12:58:20,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:58:20,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-14 12:58:20,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:58:20,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-14 12:58:20,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:58:20,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-14 12:58:20,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:58:20,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-14 12:58:20,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:58:20,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:58:20,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:58:20,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:58:20,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:58:20,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:58:20,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:58:20,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:58:20,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:58:20,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:58:20,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:58:20,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:58:20,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:58:20,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:58:20,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:58:20,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:58:20,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:58:20,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:58:20,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:58:20,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:20,886 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-14 12:58:20,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:58:20,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574138920] [2024-10-14 12:58:20,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1574138920] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:58:20,887 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:58:20,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 12:58:20,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100671548] [2024-10-14 12:58:20,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:58:20,888 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 12:58:20,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:58:20,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 12:58:20,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:58:20,890 INFO L87 Difference]: Start difference. First operand 445 states and 729 transitions. Second operand has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-14 12:58:21,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:58:21,077 INFO L93 Difference]: Finished difference Result 1327 states and 2173 transitions. [2024-10-14 12:58:21,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 12:58:21,078 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 473 [2024-10-14 12:58:21,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:58:21,086 INFO L225 Difference]: With dead ends: 1327 [2024-10-14 12:58:21,086 INFO L226 Difference]: Without dead ends: 883 [2024-10-14 12:58:21,088 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:58:21,089 INFO L432 NwaCegarLoop]: 804 mSDtfsCounter, 412 mSDsluCounter, 426 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 412 SdHoareTripleChecker+Valid, 1230 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 12:58:21,089 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [412 Valid, 1230 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 12:58:21,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 883 states. [2024-10-14 12:58:21,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 883 to 881. [2024-10-14 12:58:21,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 881 states, 714 states have (on average 1.5546218487394958) internal successors, (1110), 716 states have internal predecessors, (1110), 162 states have call successors, (162), 4 states have call predecessors, (162), 4 states have return successors, (162), 160 states have call predecessors, (162), 162 states have call successors, (162) [2024-10-14 12:58:21,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 881 states and 1434 transitions. [2024-10-14 12:58:21,169 INFO L78 Accepts]: Start accepts. Automaton has 881 states and 1434 transitions. Word has length 473 [2024-10-14 12:58:21,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:58:21,173 INFO L471 AbstractCegarLoop]: Abstraction has 881 states and 1434 transitions. [2024-10-14 12:58:21,173 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-14 12:58:21,173 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1434 transitions. [2024-10-14 12:58:21,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2024-10-14 12:58:21,181 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:58:21,182 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:58:21,182 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 12:58:21,182 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:58:21,183 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:58:21,183 INFO L85 PathProgramCache]: Analyzing trace with hash -328181152, now seen corresponding path program 1 times [2024-10-14 12:58:21,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:58:21,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159743558] [2024-10-14 12:58:21,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:58:21,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:58:21,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:58:21,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:58:21,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:58:21,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:58:21,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:58:21,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:58:21,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:58:21,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:58:21,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:58:21,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 12:58:21,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 12:58:21,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 12:58:21,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 12:58:21,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 12:58:21,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 12:58:21,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 12:58:21,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 12:58:21,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-14 12:58:21,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 12:58:21,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 12:58:21,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:58:21,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:58:21,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 12:58:21,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-14 12:58:21,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:58:21,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:58:21,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:58:21,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 12:58:21,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-14 12:58:21,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 12:58:21,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 12:58:21,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:58:21,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 12:58:21,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-14 12:58:21,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:58:21,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-14 12:58:21,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:58:21,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-14 12:58:21,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:58:21,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-14 12:58:21,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:58:21,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-14 12:58:21,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:58:21,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-14 12:58:21,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:58:21,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-14 12:58:21,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:58:21,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-14 12:58:21,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:58:21,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-14 12:58:21,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:58:21,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:58:21,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:58:21,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:58:21,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:58:21,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:58:21,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:58:21,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:58:21,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:58:21,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:58:21,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:58:21,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:58:21,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:58:21,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:58:21,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:58:21,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:58:21,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:58:21,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:58:21,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:58:21,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:21,922 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-14 12:58:21,923 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:58:21,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159743558] [2024-10-14 12:58:21,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159743558] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:58:21,923 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:58:21,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 12:58:21,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745524124] [2024-10-14 12:58:21,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:58:21,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 12:58:21,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:58:21,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 12:58:21,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:58:21,926 INFO L87 Difference]: Start difference. First operand 881 states and 1434 transitions. Second operand has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-14 12:58:21,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:58:21,995 INFO L93 Difference]: Finished difference Result 1757 states and 2859 transitions. [2024-10-14 12:58:21,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 12:58:21,996 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 473 [2024-10-14 12:58:21,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:58:22,003 INFO L225 Difference]: With dead ends: 1757 [2024-10-14 12:58:22,003 INFO L226 Difference]: Without dead ends: 877 [2024-10-14 12:58:22,006 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:58:22,006 INFO L432 NwaCegarLoop]: 444 mSDtfsCounter, 0 mSDsluCounter, 438 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 882 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 12:58:22,007 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 882 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 12:58:22,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 877 states. [2024-10-14 12:58:22,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 877 to 877. [2024-10-14 12:58:22,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 877 states, 710 states have (on average 1.5464788732394366) internal successors, (1098), 712 states have internal predecessors, (1098), 162 states have call successors, (162), 4 states have call predecessors, (162), 4 states have return successors, (162), 160 states have call predecessors, (162), 162 states have call successors, (162) [2024-10-14 12:58:22,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 877 states and 1422 transitions. [2024-10-14 12:58:22,087 INFO L78 Accepts]: Start accepts. Automaton has 877 states and 1422 transitions. Word has length 473 [2024-10-14 12:58:22,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:58:22,091 INFO L471 AbstractCegarLoop]: Abstraction has 877 states and 1422 transitions. [2024-10-14 12:58:22,091 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-14 12:58:22,092 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1422 transitions. [2024-10-14 12:58:22,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2024-10-14 12:58:22,101 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:58:22,102 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:58:22,102 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 12:58:22,103 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:58:22,103 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:58:22,103 INFO L85 PathProgramCache]: Analyzing trace with hash 1108253024, now seen corresponding path program 1 times [2024-10-14 12:58:22,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:58:22,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352021779] [2024-10-14 12:58:22,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:58:22,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:58:22,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:58:23,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:58:23,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:58:23,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:58:23,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:58:23,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:58:23,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:58:23,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:58:23,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:58:23,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 12:58:23,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 12:58:23,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 12:58:23,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 12:58:23,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 12:58:23,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 12:58:23,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 12:58:23,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 12:58:23,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-14 12:58:23,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 12:58:23,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 12:58:23,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:58:23,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:58:23,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 12:58:23,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-14 12:58:23,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:58:23,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:58:23,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:58:23,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 12:58:23,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-14 12:58:23,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 12:58:23,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 12:58:23,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:58:23,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 12:58:23,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-14 12:58:23,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:58:23,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-14 12:58:23,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:58:23,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-14 12:58:23,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:58:23,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-14 12:58:23,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:58:23,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-14 12:58:23,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:58:23,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-14 12:58:23,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:58:23,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-14 12:58:23,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:58:23,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-14 12:58:23,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:58:23,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-14 12:58:23,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:58:23,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:58:23,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:58:23,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:58:23,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:58:23,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:58:23,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:58:23,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:58:23,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:58:23,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:58:23,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:58:23,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:58:23,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:58:23,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:58:23,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:58:23,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:58:23,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:58:23,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:58:23,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:58:23,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:23,213 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-14 12:58:23,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:58:23,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352021779] [2024-10-14 12:58:23,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352021779] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:58:23,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:58:23,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 12:58:23,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223701043] [2024-10-14 12:58:23,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:58:23,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 12:58:23,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:58:23,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 12:58:23,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-14 12:58:23,216 INFO L87 Difference]: Start difference. First operand 877 states and 1422 transitions. Second operand has 6 states, 6 states have (on average 21.833333333333332) internal successors, (131), 6 states have internal predecessors, (131), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-14 12:58:24,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:58:24,879 INFO L93 Difference]: Finished difference Result 3545 states and 5694 transitions. [2024-10-14 12:58:24,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 12:58:24,880 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.833333333333332) internal successors, (131), 6 states have internal predecessors, (131), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 473 [2024-10-14 12:58:24,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:58:24,894 INFO L225 Difference]: With dead ends: 3545 [2024-10-14 12:58:24,894 INFO L226 Difference]: Without dead ends: 2669 [2024-10-14 12:58:24,898 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-10-14 12:58:24,899 INFO L432 NwaCegarLoop]: 831 mSDtfsCounter, 793 mSDsluCounter, 2346 mSDsCounter, 0 mSdLazyCounter, 909 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 793 SdHoareTripleChecker+Valid, 3177 SdHoareTripleChecker+Invalid, 960 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 909 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-10-14 12:58:24,899 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [793 Valid, 3177 Invalid, 960 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 909 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-10-14 12:58:24,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2669 states. [2024-10-14 12:58:25,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2669 to 1921. [2024-10-14 12:58:25,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1921 states, 1548 states have (on average 1.5129198966408268) internal successors, (2342), 1558 states have internal predecessors, (2342), 356 states have call successors, (356), 16 states have call predecessors, (356), 16 states have return successors, (356), 346 states have call predecessors, (356), 356 states have call successors, (356) [2024-10-14 12:58:25,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1921 states and 3054 transitions. [2024-10-14 12:58:25,119 INFO L78 Accepts]: Start accepts. Automaton has 1921 states and 3054 transitions. Word has length 473 [2024-10-14 12:58:25,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:58:25,120 INFO L471 AbstractCegarLoop]: Abstraction has 1921 states and 3054 transitions. [2024-10-14 12:58:25,121 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.833333333333332) internal successors, (131), 6 states have internal predecessors, (131), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-14 12:58:25,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 3054 transitions. [2024-10-14 12:58:25,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2024-10-14 12:58:25,131 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:58:25,131 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:58:25,131 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-14 12:58:25,131 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:58:25,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:58:25,132 INFO L85 PathProgramCache]: Analyzing trace with hash -50561960, now seen corresponding path program 1 times [2024-10-14 12:58:25,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:58:25,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799231021] [2024-10-14 12:58:25,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:58:25,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:58:25,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:58:25,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:58:25,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:58:25,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:58:25,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:58:25,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:58:25,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:58:25,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:58:25,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:58:25,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 12:58:25,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 12:58:25,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 12:58:25,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 12:58:25,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 12:58:25,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 12:58:25,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 12:58:25,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 12:58:25,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-14 12:58:25,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 12:58:25,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 12:58:25,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:58:25,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:58:25,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 12:58:25,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-14 12:58:25,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:58:25,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:58:25,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:58:25,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 12:58:25,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-14 12:58:25,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 12:58:25,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 12:58:25,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:58:25,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 12:58:25,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-14 12:58:25,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:25,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:58:25,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-14 12:58:26,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:58:26,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-14 12:58:26,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:58:26,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-14 12:58:26,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:58:26,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-14 12:58:26,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:58:26,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-14 12:58:26,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:58:26,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-14 12:58:26,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:58:26,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-14 12:58:26,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:58:26,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-14 12:58:26,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:58:26,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:58:26,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:58:26,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:58:26,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:58:26,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:58:26,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:58:26,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:58:26,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:58:26,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:58:26,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:58:26,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:58:26,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:58:26,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:58:26,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:58:26,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:58:26,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:58:26,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:58:26,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:58:26,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:26,153 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-14 12:58:26,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:58:26,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799231021] [2024-10-14 12:58:26,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799231021] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:58:26,154 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:58:26,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 12:58:26,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675008710] [2024-10-14 12:58:26,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:58:26,155 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 12:58:26,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:58:26,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 12:58:26,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:58:26,156 INFO L87 Difference]: Start difference. First operand 1921 states and 3054 transitions. Second operand has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-14 12:58:26,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:58:26,565 INFO L93 Difference]: Finished difference Result 5246 states and 8353 transitions. [2024-10-14 12:58:26,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 12:58:26,567 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 473 [2024-10-14 12:58:26,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:58:26,584 INFO L225 Difference]: With dead ends: 5246 [2024-10-14 12:58:26,585 INFO L226 Difference]: Without dead ends: 3326 [2024-10-14 12:58:26,592 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 12:58:26,593 INFO L432 NwaCegarLoop]: 443 mSDtfsCounter, 344 mSDsluCounter, 882 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 344 SdHoareTripleChecker+Valid, 1325 SdHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-14 12:58:26,593 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [344 Valid, 1325 Invalid, 225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-14 12:58:26,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3326 states. [2024-10-14 12:58:26,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3326 to 2045. [2024-10-14 12:58:26,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2045 states, 1600 states have (on average 1.496875) internal successors, (2395), 1610 states have internal predecessors, (2395), 425 states have call successors, (425), 19 states have call predecessors, (425), 19 states have return successors, (425), 415 states have call predecessors, (425), 425 states have call successors, (425) [2024-10-14 12:58:26,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 2045 states and 3245 transitions. [2024-10-14 12:58:26,846 INFO L78 Accepts]: Start accepts. Automaton has 2045 states and 3245 transitions. Word has length 473 [2024-10-14 12:58:26,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:58:26,847 INFO L471 AbstractCegarLoop]: Abstraction has 2045 states and 3245 transitions. [2024-10-14 12:58:26,847 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-14 12:58:26,847 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 3245 transitions. [2024-10-14 12:58:26,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2024-10-14 12:58:26,854 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:58:26,854 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:58:26,854 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-14 12:58:26,855 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:58:26,855 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:58:26,856 INFO L85 PathProgramCache]: Analyzing trace with hash 867511339, now seen corresponding path program 1 times [2024-10-14 12:58:26,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:58:26,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871474960] [2024-10-14 12:58:26,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:58:26,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:58:27,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:58:28,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:58:28,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:58:28,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:58:28,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:58:28,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:58:28,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:58:28,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:58:28,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:58:28,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 12:58:28,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 12:58:28,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 12:58:28,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 12:58:28,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 12:58:28,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 12:58:28,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 12:58:28,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 12:58:28,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-14 12:58:28,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 12:58:28,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 12:58:28,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:58:28,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:58:28,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 12:58:28,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-14 12:58:28,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:58:28,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:58:28,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:58:28,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 12:58:28,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-14 12:58:28,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 12:58:28,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 12:58:28,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:58:28,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 12:58:28,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-14 12:58:28,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:58:28,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-14 12:58:28,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:58:28,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-14 12:58:28,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:58:28,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-14 12:58:28,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:58:28,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-14 12:58:28,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:58:28,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-14 12:58:28,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:58:28,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-14 12:58:28,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:58:28,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-14 12:58:28,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:58:28,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-14 12:58:28,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:58:28,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:58:28,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:58:28,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:58:28,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:58:28,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:58:28,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:58:28,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:58:28,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:58:28,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:58:28,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:58:28,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:58:28,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:58:28,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:58:28,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:58:28,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:58:28,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:58:28,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:58:28,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:58:28,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:28,528 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-14 12:58:28,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:58:28,528 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871474960] [2024-10-14 12:58:28,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1871474960] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:58:28,528 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:58:28,529 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-14 12:58:28,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026019862] [2024-10-14 12:58:28,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:58:28,530 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 12:58:28,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:58:28,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 12:58:28,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-14 12:58:28,531 INFO L87 Difference]: Start difference. First operand 2045 states and 3245 transitions. Second operand has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-14 12:58:29,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:58:29,175 INFO L93 Difference]: Finished difference Result 5855 states and 9368 transitions. [2024-10-14 12:58:29,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 12:58:29,177 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 474 [2024-10-14 12:58:29,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:58:29,199 INFO L225 Difference]: With dead ends: 5855 [2024-10-14 12:58:29,200 INFO L226 Difference]: Without dead ends: 3935 [2024-10-14 12:58:29,206 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-10-14 12:58:29,209 INFO L432 NwaCegarLoop]: 435 mSDtfsCounter, 599 mSDsluCounter, 1162 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 599 SdHoareTripleChecker+Valid, 1597 SdHoareTripleChecker+Invalid, 402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 12:58:29,209 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [599 Valid, 1597 Invalid, 402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 12:58:29,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3935 states. [2024-10-14 12:58:29,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3935 to 2048. [2024-10-14 12:58:29,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2048 states, 1603 states have (on average 1.496568933250156) internal successors, (2399), 1613 states have internal predecessors, (2399), 425 states have call successors, (425), 19 states have call predecessors, (425), 19 states have return successors, (425), 415 states have call predecessors, (425), 425 states have call successors, (425) [2024-10-14 12:58:29,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2048 states to 2048 states and 3249 transitions. [2024-10-14 12:58:29,464 INFO L78 Accepts]: Start accepts. Automaton has 2048 states and 3249 transitions. Word has length 474 [2024-10-14 12:58:29,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:58:29,465 INFO L471 AbstractCegarLoop]: Abstraction has 2048 states and 3249 transitions. [2024-10-14 12:58:29,465 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-14 12:58:29,465 INFO L276 IsEmpty]: Start isEmpty. Operand 2048 states and 3249 transitions. [2024-10-14 12:58:29,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2024-10-14 12:58:29,470 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:58:29,470 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:58:29,470 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-14 12:58:29,470 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:58:29,471 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:58:29,471 INFO L85 PathProgramCache]: Analyzing trace with hash 1115823977, now seen corresponding path program 1 times [2024-10-14 12:58:29,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:58:29,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911178606] [2024-10-14 12:58:29,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:58:29,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:58:30,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:58:30,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:58:30,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:58:30,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:58:30,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:58:30,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:58:30,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:58:30,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:58:30,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:58:30,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 12:58:30,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 12:58:30,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 12:58:30,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 12:58:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 12:58:30,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 12:58:30,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 12:58:30,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 12:58:30,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-14 12:58:30,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 12:58:30,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 12:58:30,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:58:30,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:58:30,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 12:58:30,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-14 12:58:30,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:58:30,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:58:30,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:58:30,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 12:58:30,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-14 12:58:30,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 12:58:30,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 12:58:30,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:58:30,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 12:58:30,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-14 12:58:30,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:58:30,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-14 12:58:30,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:58:30,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-14 12:58:30,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:58:30,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-14 12:58:30,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:58:30,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-14 12:58:30,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:58:30,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-14 12:58:30,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:58:30,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-14 12:58:30,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:58:30,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-14 12:58:30,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:58:30,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-14 12:58:30,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:58:30,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:58:30,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:58:30,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:58:30,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:58:30,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:58:30,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:58:30,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:58:30,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:58:30,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:58:30,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:58:30,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:58:30,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:58:30,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:58:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:58:30,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:58:30,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:58:30,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:58:30,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:58:30,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:30,860 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-14 12:58:30,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:58:30,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911178606] [2024-10-14 12:58:30,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911178606] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:58:30,861 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:58:30,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 12:58:30,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966531444] [2024-10-14 12:58:30,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:58:30,862 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 12:58:30,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:58:30,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 12:58:30,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:58:30,864 INFO L87 Difference]: Start difference. First operand 2048 states and 3249 transitions. Second operand has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-14 12:58:31,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:58:31,600 INFO L93 Difference]: Finished difference Result 6685 states and 10594 transitions. [2024-10-14 12:58:31,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 12:58:31,601 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 474 [2024-10-14 12:58:31,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:58:31,630 INFO L225 Difference]: With dead ends: 6685 [2024-10-14 12:58:31,631 INFO L226 Difference]: Without dead ends: 4765 [2024-10-14 12:58:31,640 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:58:31,641 INFO L432 NwaCegarLoop]: 724 mSDtfsCounter, 846 mSDsluCounter, 698 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 846 SdHoareTripleChecker+Valid, 1422 SdHoareTripleChecker+Invalid, 184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 12:58:31,641 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [846 Valid, 1422 Invalid, 184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 12:58:31,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4765 states. [2024-10-14 12:58:32,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4765 to 3864. [2024-10-14 12:58:32,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3864 states, 3102 states have (on average 1.506769825918762) internal successors, (4674), 3124 states have internal predecessors, (4674), 725 states have call successors, (725), 36 states have call predecessors, (725), 36 states have return successors, (725), 703 states have call predecessors, (725), 725 states have call successors, (725) [2024-10-14 12:58:32,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3864 states to 3864 states and 6124 transitions. [2024-10-14 12:58:32,121 INFO L78 Accepts]: Start accepts. Automaton has 3864 states and 6124 transitions. Word has length 474 [2024-10-14 12:58:32,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:58:32,122 INFO L471 AbstractCegarLoop]: Abstraction has 3864 states and 6124 transitions. [2024-10-14 12:58:32,123 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-14 12:58:32,123 INFO L276 IsEmpty]: Start isEmpty. Operand 3864 states and 6124 transitions. [2024-10-14 12:58:32,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2024-10-14 12:58:32,130 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:58:32,131 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:58:32,131 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-14 12:58:32,131 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:58:32,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:58:32,132 INFO L85 PathProgramCache]: Analyzing trace with hash -961512921, now seen corresponding path program 1 times [2024-10-14 12:58:32,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:58:32,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514182111] [2024-10-14 12:58:32,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:58:32,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:58:33,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:58:34,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:58:34,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:58:34,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:58:34,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:58:34,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:58:34,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:58:34,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:58:34,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:58:34,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 12:58:34,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 12:58:34,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 12:58:34,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 12:58:34,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 12:58:34,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 12:58:34,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 12:58:34,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 12:58:34,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-14 12:58:34,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 12:58:34,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 12:58:34,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:58:34,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:58:34,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 12:58:34,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-14 12:58:34,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:58:34,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:58:34,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:58:34,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 12:58:34,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-14 12:58:34,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 12:58:34,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 12:58:34,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:58:34,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 12:58:34,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-14 12:58:34,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:58:34,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-14 12:58:34,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:58:34,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-14 12:58:34,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:58:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-14 12:58:34,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:58:34,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-14 12:58:34,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:58:34,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-14 12:58:34,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:58:34,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-14 12:58:34,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:58:34,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-14 12:58:34,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:58:34,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-14 12:58:34,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:58:34,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:58:34,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:58:34,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:58:34,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:58:34,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:58:34,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:58:34,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:58:34,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:58:34,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:58:34,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:58:34,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:58:34,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:58:34,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:58:34,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:58:34,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:58:34,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:58:34,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:58:34,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:58:34,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:34,707 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 78 proven. 126 refuted. 0 times theorem prover too weak. 9180 trivial. 0 not checked. [2024-10-14 12:58:34,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:58:34,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514182111] [2024-10-14 12:58:34,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514182111] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 12:58:34,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1727682653] [2024-10-14 12:58:34,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:58:34,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 12:58:34,709 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 12:58:34,711 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 12:58:34,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-14 12:58:35,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:35,104 INFO L255 TraceCheckSpWp]: Trace formula consists of 1156 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-14 12:58:35,131 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 12:58:36,613 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 5072 proven. 126 refuted. 0 times theorem prover too weak. 4186 trivial. 0 not checked. [2024-10-14 12:58:36,614 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 12:58:37,360 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 78 proven. 126 refuted. 0 times theorem prover too weak. 9180 trivial. 0 not checked. [2024-10-14 12:58:37,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1727682653] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 12:58:37,361 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 12:58:37,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 14 [2024-10-14 12:58:37,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210056149] [2024-10-14 12:58:37,361 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 12:58:37,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-10-14 12:58:37,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:58:37,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-10-14 12:58:37,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2024-10-14 12:58:37,365 INFO L87 Difference]: Start difference. First operand 3864 states and 6124 transitions. Second operand has 14 states, 14 states have (on average 22.285714285714285) internal successors, (312), 14 states have internal predecessors, (312), 7 states have call successors, (191), 3 states have call predecessors, (191), 6 states have return successors, (191), 7 states have call predecessors, (191), 7 states have call successors, (191) [2024-10-14 12:58:38,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:58:38,340 INFO L93 Difference]: Finished difference Result 6460 states and 10276 transitions. [2024-10-14 12:58:38,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 12:58:38,341 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 22.285714285714285) internal successors, (312), 14 states have internal predecessors, (312), 7 states have call successors, (191), 3 states have call predecessors, (191), 6 states have return successors, (191), 7 states have call predecessors, (191), 7 states have call successors, (191) Word has length 474 [2024-10-14 12:58:38,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:58:38,360 INFO L225 Difference]: With dead ends: 6460 [2024-10-14 12:58:38,360 INFO L226 Difference]: Without dead ends: 2730 [2024-10-14 12:58:38,370 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1093 GetRequests, 1078 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=95, Invalid=177, Unknown=0, NotChecked=0, Total=272 [2024-10-14 12:58:38,372 INFO L432 NwaCegarLoop]: 319 mSDtfsCounter, 700 mSDsluCounter, 743 mSDsCounter, 0 mSdLazyCounter, 718 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 726 SdHoareTripleChecker+Valid, 1062 SdHoareTripleChecker+Invalid, 796 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 718 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-14 12:58:38,372 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [726 Valid, 1062 Invalid, 796 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 718 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-14 12:58:38,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2730 states. [2024-10-14 12:58:38,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2730 to 2710. [2024-10-14 12:58:38,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2710 states, 2255 states have (on average 1.5303769401330376) internal successors, (3451), 2269 states have internal predecessors, (3451), 429 states have call successors, (429), 25 states have call predecessors, (429), 25 states have return successors, (429), 415 states have call predecessors, (429), 429 states have call successors, (429) [2024-10-14 12:58:38,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 2710 states and 4309 transitions. [2024-10-14 12:58:38,725 INFO L78 Accepts]: Start accepts. Automaton has 2710 states and 4309 transitions. Word has length 474 [2024-10-14 12:58:38,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:58:38,726 INFO L471 AbstractCegarLoop]: Abstraction has 2710 states and 4309 transitions. [2024-10-14 12:58:38,727 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 22.285714285714285) internal successors, (312), 14 states have internal predecessors, (312), 7 states have call successors, (191), 3 states have call predecessors, (191), 6 states have return successors, (191), 7 states have call predecessors, (191), 7 states have call successors, (191) [2024-10-14 12:58:38,727 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 4309 transitions. [2024-10-14 12:58:38,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2024-10-14 12:58:38,733 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:58:38,733 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:58:38,753 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-14 12:58:38,937 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 12:58:38,938 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:58:38,939 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:58:38,939 INFO L85 PathProgramCache]: Analyzing trace with hash -1399455506, now seen corresponding path program 1 times [2024-10-14 12:58:38,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:58:38,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989163126] [2024-10-14 12:58:38,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:58:38,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:58:40,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:58:40,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:58:40,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:58:40,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:58:40,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:58:40,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:58:40,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:58:40,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:58:40,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:58:40,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 12:58:40,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 12:58:40,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 12:58:40,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 12:58:40,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 12:58:40,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 12:58:40,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 12:58:40,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 12:58:40,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-14 12:58:40,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 12:58:40,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 12:58:40,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:58:40,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:58:40,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 12:58:40,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-14 12:58:40,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:58:40,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:58:40,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:58:40,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 12:58:40,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-14 12:58:40,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 12:58:40,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 12:58:40,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:58:40,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 12:58:40,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-14 12:58:40,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:58:40,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-14 12:58:40,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:58:40,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-14 12:58:40,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:58:40,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-14 12:58:40,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:58:40,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-14 12:58:40,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:58:40,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-14 12:58:40,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:58:40,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-14 12:58:40,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:58:40,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-14 12:58:40,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:58:40,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-14 12:58:40,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:58:40,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:58:40,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:58:40,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:58:40,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:58:40,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:58:40,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:58:40,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:58:40,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:58:40,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:58:40,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:58:40,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:58:40,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:58:40,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:58:40,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:58:40,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:58:40,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:58:40,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:58:40,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:58:40,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:40,898 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 174 proven. 30 refuted. 0 times theorem prover too weak. 9180 trivial. 0 not checked. [2024-10-14 12:58:40,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:58:40,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989163126] [2024-10-14 12:58:40,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989163126] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 12:58:40,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [485320558] [2024-10-14 12:58:40,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:58:40,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 12:58:40,899 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 12:58:40,902 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 12:58:40,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-14 12:58:41,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:41,324 INFO L255 TraceCheckSpWp]: Trace formula consists of 1156 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-14 12:58:41,333 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 12:58:41,465 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 2504 proven. 30 refuted. 0 times theorem prover too weak. 6850 trivial. 0 not checked. [2024-10-14 12:58:41,465 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 12:58:41,808 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 174 proven. 30 refuted. 0 times theorem prover too weak. 9180 trivial. 0 not checked. [2024-10-14 12:58:41,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [485320558] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 12:58:41,808 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 12:58:41,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-10-14 12:58:41,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342518094] [2024-10-14 12:58:41,809 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 12:58:41,810 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 12:58:41,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:58:41,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 12:58:41,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-14 12:58:41,812 INFO L87 Difference]: Start difference. First operand 2710 states and 4309 transitions. Second operand has 7 states, 7 states have (on average 20.285714285714285) internal successors, (142), 7 states have internal predecessors, (142), 2 states have call successors, (79), 2 states have call predecessors, (79), 4 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) [2024-10-14 12:58:42,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:58:42,468 INFO L93 Difference]: Finished difference Result 5312 states and 8441 transitions. [2024-10-14 12:58:42,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 12:58:42,469 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.285714285714285) internal successors, (142), 7 states have internal predecessors, (142), 2 states have call successors, (79), 2 states have call predecessors, (79), 4 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) Word has length 475 [2024-10-14 12:58:42,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:58:42,487 INFO L225 Difference]: With dead ends: 5312 [2024-10-14 12:58:42,487 INFO L226 Difference]: Without dead ends: 2740 [2024-10-14 12:58:42,495 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1094 GetRequests, 1083 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-10-14 12:58:42,496 INFO L432 NwaCegarLoop]: 367 mSDtfsCounter, 628 mSDsluCounter, 593 mSDsCounter, 0 mSdLazyCounter, 372 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 685 SdHoareTripleChecker+Valid, 960 SdHoareTripleChecker+Invalid, 496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 372 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 12:58:42,496 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [685 Valid, 960 Invalid, 496 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 372 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 12:58:42,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2740 states. [2024-10-14 12:58:42,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2740 to 2722. [2024-10-14 12:58:42,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2722 states, 2264 states have (on average 1.5212014134275618) internal successors, (3444), 2278 states have internal predecessors, (3444), 429 states have call successors, (429), 28 states have call predecessors, (429), 28 states have return successors, (429), 415 states have call predecessors, (429), 429 states have call successors, (429) [2024-10-14 12:58:42,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 2722 states and 4302 transitions. [2024-10-14 12:58:42,761 INFO L78 Accepts]: Start accepts. Automaton has 2722 states and 4302 transitions. Word has length 475 [2024-10-14 12:58:42,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:58:42,762 INFO L471 AbstractCegarLoop]: Abstraction has 2722 states and 4302 transitions. [2024-10-14 12:58:42,762 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.285714285714285) internal successors, (142), 7 states have internal predecessors, (142), 2 states have call successors, (79), 2 states have call predecessors, (79), 4 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) [2024-10-14 12:58:42,763 INFO L276 IsEmpty]: Start isEmpty. Operand 2722 states and 4302 transitions. [2024-10-14 12:58:42,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2024-10-14 12:58:42,769 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:58:42,770 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:58:42,792 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-14 12:58:42,974 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-10-14 12:58:42,976 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:58:42,976 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:58:42,976 INFO L85 PathProgramCache]: Analyzing trace with hash 895075690, now seen corresponding path program 1 times [2024-10-14 12:58:42,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:58:42,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711178887] [2024-10-14 12:58:42,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:58:42,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:58:43,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:58:43,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:58:43,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:58:43,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:58:43,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:58:43,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:58:43,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:58:43,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:58:43,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:58:43,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 12:58:43,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 12:58:43,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 12:58:43,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 12:58:43,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 12:58:43,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 12:58:43,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 12:58:43,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 12:58:43,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-14 12:58:43,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 12:58:43,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 12:58:43,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:58:43,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:58:43,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 12:58:43,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-14 12:58:43,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:58:43,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:58:43,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:58:43,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 12:58:43,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-14 12:58:43,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 12:58:43,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 12:58:43,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:58:43,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 12:58:43,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-14 12:58:43,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:58:43,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-14 12:58:43,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:58:43,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-14 12:58:43,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:58:43,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-14 12:58:43,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:58:43,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-14 12:58:43,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:58:43,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-14 12:58:43,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:58:43,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-14 12:58:43,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:58:43,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-14 12:58:43,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:58:43,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-14 12:58:43,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:58:43,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:58:43,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:58:43,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:58:43,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:58:43,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:58:43,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:58:43,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:58:43,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:58:43,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:58:43,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:58:43,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:58:43,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:58:43,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:58:43,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:58:43,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:58:43,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:58:43,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:58:43,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:58:43,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:43,964 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-10-14 12:58:43,964 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:58:43,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711178887] [2024-10-14 12:58:43,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [711178887] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:58:43,965 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:58:43,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 12:58:43,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626894046] [2024-10-14 12:58:43,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:58:43,966 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 12:58:43,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:58:43,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 12:58:43,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:58:43,967 INFO L87 Difference]: Start difference. First operand 2722 states and 4302 transitions. Second operand has 4 states, 4 states have (on average 33.25) internal successors, (133), 4 states have internal predecessors, (133), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-14 12:58:44,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:58:44,440 INFO L93 Difference]: Finished difference Result 5380 states and 8499 transitions. [2024-10-14 12:58:44,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 12:58:44,441 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.25) internal successors, (133), 4 states have internal predecessors, (133), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 475 [2024-10-14 12:58:44,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:58:44,474 INFO L225 Difference]: With dead ends: 5380 [2024-10-14 12:58:44,474 INFO L226 Difference]: Without dead ends: 2800 [2024-10-14 12:58:44,481 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 12:58:44,482 INFO L432 NwaCegarLoop]: 645 mSDtfsCounter, 664 mSDsluCounter, 320 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 664 SdHoareTripleChecker+Valid, 965 SdHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-14 12:58:44,482 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [664 Valid, 965 Invalid, 134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-14 12:58:44,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2800 states. [2024-10-14 12:58:44,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2800 to 2734. [2024-10-14 12:58:44,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2734 states, 2273 states have (on average 1.512098548174219) internal successors, (3437), 2287 states have internal predecessors, (3437), 429 states have call successors, (429), 31 states have call predecessors, (429), 31 states have return successors, (429), 415 states have call predecessors, (429), 429 states have call successors, (429) [2024-10-14 12:58:44,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 2734 states and 4295 transitions. [2024-10-14 12:58:44,886 INFO L78 Accepts]: Start accepts. Automaton has 2734 states and 4295 transitions. Word has length 475 [2024-10-14 12:58:44,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:58:44,887 INFO L471 AbstractCegarLoop]: Abstraction has 2734 states and 4295 transitions. [2024-10-14 12:58:44,888 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.25) internal successors, (133), 4 states have internal predecessors, (133), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-10-14 12:58:44,888 INFO L276 IsEmpty]: Start isEmpty. Operand 2734 states and 4295 transitions. [2024-10-14 12:58:44,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2024-10-14 12:58:44,896 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:58:44,896 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:58:44,897 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-14 12:58:44,897 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:58:44,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:58:44,898 INFO L85 PathProgramCache]: Analyzing trace with hash 986135397, now seen corresponding path program 1 times [2024-10-14 12:58:44,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:58:44,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671253503] [2024-10-14 12:58:44,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:58:44,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:58:46,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:58:46,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:58:46,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:58:46,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:58:46,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:58:46,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:58:46,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:58:46,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:58:46,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:58:46,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 12:58:46,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 12:58:46,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 12:58:46,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 12:58:46,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 12:58:46,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 12:58:46,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 12:58:46,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 12:58:46,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-14 12:58:46,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 12:58:46,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 12:58:46,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:58:46,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:58:46,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 12:58:46,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-14 12:58:46,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:58:46,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:58:46,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:58:46,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 12:58:46,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-14 12:58:46,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 12:58:46,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 12:58:46,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 12:58:46,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 12:58:46,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-14 12:58:46,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:58:46,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-14 12:58:46,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:58:46,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-14 12:58:46,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:58:46,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-14 12:58:46,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:58:46,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-14 12:58:46,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:58:46,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-14 12:58:46,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:58:46,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-14 12:58:46,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:58:46,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-14 12:58:46,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:58:46,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-14 12:58:46,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-14 12:58:46,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:58:46,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:58:46,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-14 12:58:46,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:58:46,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-14 12:58:46,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:58:46,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-14 12:58:46,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:58:46,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-14 12:58:46,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:58:46,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-14 12:58:46,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:58:46,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-14 12:58:46,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:58:46,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:58:46,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:46,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:58:46,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:47,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:58:47,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:47,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:58:47,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:47,012 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 84 proven. 120 refuted. 0 times theorem prover too weak. 9180 trivial. 0 not checked. [2024-10-14 12:58:47,012 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:58:47,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671253503] [2024-10-14 12:58:47,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [671253503] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 12:58:47,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [622297879] [2024-10-14 12:58:47,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:58:47,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 12:58:47,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 12:58:47,016 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 12:58:47,017 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-14 12:58:47,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:58:47,393 INFO L255 TraceCheckSpWp]: Trace formula consists of 1158 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-14 12:58:47,401 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 12:58:47,748 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 4604 proven. 120 refuted. 0 times theorem prover too weak. 4660 trivial. 0 not checked. [2024-10-14 12:58:47,749 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 12:58:48,134 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 84 proven. 120 refuted. 0 times theorem prover too weak. 9180 trivial. 0 not checked. [2024-10-14 12:58:48,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [622297879] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 12:58:48,135 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 12:58:48,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 11 [2024-10-14 12:58:48,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84613988] [2024-10-14 12:58:48,135 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 12:58:48,137 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-14 12:58:48,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:58:48,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-14 12:58:48,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-10-14 12:58:48,138 INFO L87 Difference]: Start difference. First operand 2734 states and 4295 transitions. Second operand has 11 states, 11 states have (on average 18.727272727272727) internal successors, (206), 11 states have internal predecessors, (206), 3 states have call successors, (149), 2 states have call predecessors, (149), 4 states have return successors, (150), 3 states have call predecessors, (150), 3 states have call successors, (150) [2024-10-14 12:58:49,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:58:49,116 INFO L93 Difference]: Finished difference Result 5396 states and 8444 transitions. [2024-10-14 12:58:49,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-14 12:58:49,117 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 18.727272727272727) internal successors, (206), 11 states have internal predecessors, (206), 3 states have call successors, (149), 2 states have call predecessors, (149), 4 states have return successors, (150), 3 states have call predecessors, (150), 3 states have call successors, (150) Word has length 477 [2024-10-14 12:58:49,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:58:49,129 INFO L225 Difference]: With dead ends: 5396 [2024-10-14 12:58:49,130 INFO L226 Difference]: Without dead ends: 2808 [2024-10-14 12:58:49,135 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1101 GetRequests, 1086 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=97, Invalid=175, Unknown=0, NotChecked=0, Total=272 [2024-10-14 12:58:49,136 INFO L432 NwaCegarLoop]: 345 mSDtfsCounter, 1225 mSDsluCounter, 616 mSDsCounter, 0 mSdLazyCounter, 524 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1253 SdHoareTripleChecker+Valid, 961 SdHoareTripleChecker+Invalid, 758 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 524 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-14 12:58:49,136 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1253 Valid, 961 Invalid, 758 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 524 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-14 12:58:49,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2808 states. [2024-10-14 12:58:49,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2808 to 2774. [2024-10-14 12:58:49,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2774 states, 2303 states have (on average 1.5019539730785931) internal successors, (3459), 2317 states have internal predecessors, (3459), 429 states have call successors, (429), 41 states have call predecessors, (429), 41 states have return successors, (429), 415 states have call predecessors, (429), 429 states have call successors, (429) [2024-10-14 12:58:49,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2774 states to 2774 states and 4317 transitions. [2024-10-14 12:58:49,366 INFO L78 Accepts]: Start accepts. Automaton has 2774 states and 4317 transitions. Word has length 477 [2024-10-14 12:58:49,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:58:49,367 INFO L471 AbstractCegarLoop]: Abstraction has 2774 states and 4317 transitions. [2024-10-14 12:58:49,368 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 18.727272727272727) internal successors, (206), 11 states have internal predecessors, (206), 3 states have call successors, (149), 2 states have call predecessors, (149), 4 states have return successors, (150), 3 states have call predecessors, (150), 3 states have call successors, (150) [2024-10-14 12:58:49,368 INFO L276 IsEmpty]: Start isEmpty. Operand 2774 states and 4317 transitions. [2024-10-14 12:58:49,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2024-10-14 12:58:49,374 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:58:49,374 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:58:49,396 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-10-14 12:58:49,575 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 12:58:49,576 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:58:49,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:58:49,576 INFO L85 PathProgramCache]: Analyzing trace with hash -2087540268, now seen corresponding path program 1 times [2024-10-14 12:58:49,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:58:49,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618198630] [2024-10-14 12:58:49,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:58:49,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:58:51,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat