/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline_IcfgBuilder.xml -s ../benchexec/../../../trunk/examples/settings/default/gemcutter/svcomp-Reach-32bit-GemCutter_Default.epf --preprocessor.replace.while.statements.and.if-then-else.statements false -i ../../../trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-dev-4cc0a57-m [2025-04-14 16:12:34,050 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-14 16:12:34,098 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../benchexec/../../../trunk/examples/settings/default/gemcutter/svcomp-Reach-32bit-GemCutter_Default.epf [2025-04-14 16:12:34,103 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-14 16:12:34,103 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-14 16:12:34,123 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-14 16:12:34,124 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-14 16:12:34,124 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-14 16:12:34,124 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-14 16:12:34,124 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-14 16:12:34,125 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-14 16:12:34,125 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-14 16:12:34,125 INFO L153 SettingsManager]: * Use SBE=true [2025-04-14 16:12:34,125 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-14 16:12:34,126 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-04-14 16:12:34,126 INFO L153 SettingsManager]: * sizeof long=4 [2025-04-14 16:12:34,126 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-14 16:12:34,126 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-04-14 16:12:34,126 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-14 16:12:34,126 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-04-14 16:12:34,126 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-14 16:12:34,126 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-04-14 16:12:34,126 INFO L153 SettingsManager]: * sizeof long double=12 [2025-04-14 16:12:34,126 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-14 16:12:34,126 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-14 16:12:34,126 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-14 16:12:34,126 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-14 16:12:34,126 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-14 16:12:34,126 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-14 16:12:34,126 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-14 16:12:34,127 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-14 16:12:34,127 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-14 16:12:34,127 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-14 16:12:34,127 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-14 16:12:34,127 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-14 16:12:34,127 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-14 16:12:34,127 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-14 16:12:34,127 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-14 16:12:34,127 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-04-14 16:12:34,127 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2025-04-14 16:12:34,127 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-04-14 16:12:34,127 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-04-14 16:12:34,127 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2025-04-14 16:12:34,127 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-04-14 16:12:34,127 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2025-04-14 16:12:34,127 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2025-04-14 16:12:34,127 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2025-04-14 16:12:34,127 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Replace while statements and if-then-else statements -> false [2025-04-14 16:12:34,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-14 16:12:34,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-14 16:12:34,333 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-14 16:12:34,334 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-14 16:12:34,335 INFO L274 PluginConnector]: CDTParser initialized [2025-04-14 16:12:34,336 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c [2025-04-14 16:12:35,610 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4cca33a9/d1b97daccd944b6fb1a7ca73717a167a/FLAGf521a7110 [2025-04-14 16:12:35,789 INFO L389 CDTParser]: Found 1 translation units. [2025-04-14 16:12:35,789 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c [2025-04-14 16:12:35,794 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4cca33a9/d1b97daccd944b6fb1a7ca73717a167a/FLAGf521a7110 [2025-04-14 16:12:36,611 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4cca33a9/d1b97daccd944b6fb1a7ca73717a167a [2025-04-14 16:12:36,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-14 16:12:36,614 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-04-14 16:12:36,615 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-14 16:12:36,615 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-14 16:12:36,618 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-14 16:12:36,618 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.04 04:12:36" (1/1) ... [2025-04-14 16:12:36,619 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42d8c2d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 04:12:36, skipping insertion in model container [2025-04-14 16:12:36,619 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.04 04:12:36" (1/1) ... [2025-04-14 16:12:36,629 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-14 16:12:36,782 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c[2218,2231] [2025-04-14 16:12:36,786 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-14 16:12:36,796 INFO L200 MainTranslator]: Completed pre-run [2025-04-14 16:12:36,831 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c[2218,2231] [2025-04-14 16:12:36,832 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-14 16:12:36,847 INFO L204 MainTranslator]: Completed translation [2025-04-14 16:12:36,847 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 04:12:36 WrapperNode [2025-04-14 16:12:36,847 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-14 16:12:36,848 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-04-14 16:12:36,848 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-04-14 16:12:36,848 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-04-14 16:12:36,853 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 04:12:36" (1/1) ... [2025-04-14 16:12:36,861 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 04:12:36" (1/1) ... [2025-04-14 16:12:36,876 INFO L138 Inliner]: procedures = 20, calls = 13, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 88 [2025-04-14 16:12:36,876 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-04-14 16:12:36,876 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-04-14 16:12:36,877 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-04-14 16:12:36,877 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-04-14 16:12:36,880 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 04:12:36" (1/1) ... [2025-04-14 16:12:36,881 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 04:12:36" (1/1) ... [2025-04-14 16:12:36,884 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 04:12:36" (1/1) ... [2025-04-14 16:12:36,884 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 04:12:36" (1/1) ... [2025-04-14 16:12:36,892 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 04:12:36" (1/1) ... [2025-04-14 16:12:36,893 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 04:12:36" (1/1) ... [2025-04-14 16:12:36,893 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 04:12:36" (1/1) ... [2025-04-14 16:12:36,894 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 04:12:36" (1/1) ... [2025-04-14 16:12:36,902 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-04-14 16:12:36,903 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-04-14 16:12:36,903 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-04-14 16:12:36,903 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-04-14 16:12:36,903 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 04:12:36" (1/1) ... [2025-04-14 16:12:36,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-14 16:12:36,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:12:36,926 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) [2025-04-14 16:12:36,929 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 [2025-04-14 16:12:36,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-04-14 16:12:36,949 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2025-04-14 16:12:36,949 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2025-04-14 16:12:36,949 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2025-04-14 16:12:36,949 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2025-04-14 16:12:36,949 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2025-04-14 16:12:36,949 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2025-04-14 16:12:36,949 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2025-04-14 16:12:36,949 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2025-04-14 16:12:36,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-04-14 16:12:36,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-04-14 16:12:36,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-04-14 16:12:36,951 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-04-14 16:12:37,017 INFO L256 CfgBuilder]: Building ICFG [2025-04-14 16:12:37,018 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-04-14 16:12:37,190 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-04-14 16:12:37,190 INFO L307 CfgBuilder]: Performing block encoding [2025-04-14 16:12:37,294 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-04-14 16:12:37,294 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-04-14 16:12:37,294 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 14.04 04:12:37 BoogieIcfgContainer [2025-04-14 16:12:37,294 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-04-14 16:12:37,295 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-04-14 16:12:37,295 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-04-14 16:12:37,298 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-04-14 16:12:37,299 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.04 04:12:36" (1/3) ... [2025-04-14 16:12:37,299 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37c3f492 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.04 04:12:37, skipping insertion in model container [2025-04-14 16:12:37,299 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 04:12:36" (2/3) ... [2025-04-14 16:12:37,299 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37c3f492 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.04 04:12:37, skipping insertion in model container [2025-04-14 16:12:37,299 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 14.04 04:12:37" (3/3) ... [2025-04-14 16:12:37,300 INFO L128 eAbstractionObserver]: Analyzing ICFG popl20-counter-determinism.wvr.c [2025-04-14 16:12:37,309 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-04-14 16:12:37,311 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-counter-determinism.wvr.c that has 5 procedures, 37 locations, 36 edges, 1 initial locations, 4 loop locations, and 1 error locations. [2025-04-14 16:12:37,312 INFO L490 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-04-14 16:12:37,368 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2025-04-14 16:12:37,400 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-14 16:12:37,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-04-14 16:12:37,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:12:37,403 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2025-04-14 16:12:37,404 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2025-04-14 16:12:37,476 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-04-14 16:12:37,487 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2025-04-14 16:12:37,493 INFO L340 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=PARTIAL_ORDER_FA, 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;@588a08f5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-14 16:12:37,493 INFO L341 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2025-04-14 16:12:37,918 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:12:37,919 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:12:37,919 INFO L139 ounterexampleChecker]: Examining path program with hash 14513139, occurence #1 [2025-04-14 16:12:37,919 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 16:12:37,919 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:12:37,922 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:12:37,923 INFO L85 PathProgramCache]: Analyzing trace with hash 1618873486, now seen corresponding path program 1 times [2025-04-14 16:12:37,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:12:37,929 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898924703] [2025-04-14 16:12:37,929 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-14 16:12:37,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:12:37,983 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 32 statements into 1 equivalence classes. [2025-04-14 16:12:38,020 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 32 of 32 statements. [2025-04-14 16:12:38,024 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 16:12:38,024 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:12:38,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 16:12:38,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:12:38,228 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898924703] [2025-04-14 16:12:38,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898924703] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-14 16:12:38,231 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-14 16:12:38,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-04-14 16:12:38,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791593738] [2025-04-14 16:12:38,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-14 16:12:38,235 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-04-14 16:12:38,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:12:38,248 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-04-14 16:12:38,248 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2025-04-14 16:12:38,249 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:12:38,250 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:12:38,251 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:12:38,251 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:12:38,429 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:38,430 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-04-14 16:12:38,430 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:12:38,430 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:12:38,430 INFO L139 ounterexampleChecker]: Examining path program with hash 1243410134, occurence #1 [2025-04-14 16:12:38,430 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 16:12:38,430 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:12:38,430 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:12:38,431 INFO L85 PathProgramCache]: Analyzing trace with hash 120055720, now seen corresponding path program 1 times [2025-04-14 16:12:38,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:12:38,431 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053875438] [2025-04-14 16:12:38,431 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-14 16:12:38,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:12:38,443 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 38 statements into 1 equivalence classes. [2025-04-14 16:12:38,456 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 38 of 38 statements. [2025-04-14 16:12:38,456 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 16:12:38,458 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:12:38,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 16:12:38,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:12:38,577 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053875438] [2025-04-14 16:12:38,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053875438] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-14 16:12:38,577 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-14 16:12:38,577 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-04-14 16:12:38,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83873170] [2025-04-14 16:12:38,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-14 16:12:38,578 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-04-14 16:12:38,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:12:38,578 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-04-14 16:12:38,578 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2025-04-14 16:12:38,579 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:12:38,579 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:12:38,579 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:12:38,579 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:38,579 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:12:38,739 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:38,740 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:38,740 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-04-14 16:12:38,740 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:12:38,740 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:12:38,740 INFO L139 ounterexampleChecker]: Examining path program with hash 938940244, occurence #1 [2025-04-14 16:12:38,740 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 16:12:38,740 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:12:38,741 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:12:38,741 INFO L85 PathProgramCache]: Analyzing trace with hash 1917945346, now seen corresponding path program 1 times [2025-04-14 16:12:38,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:12:38,741 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328060108] [2025-04-14 16:12:38,741 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-14 16:12:38,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:12:38,751 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 44 statements into 1 equivalence classes. [2025-04-14 16:12:38,765 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 44 of 44 statements. [2025-04-14 16:12:38,765 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 16:12:38,765 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:12:38,861 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 16:12:38,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:12:38,861 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328060108] [2025-04-14 16:12:38,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [328060108] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:12:38,861 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [854140832] [2025-04-14 16:12:38,861 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-14 16:12:38,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:12:38,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:12:38,865 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) [2025-04-14 16:12:38,866 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-04-14 16:12:38,914 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 44 statements into 1 equivalence classes. [2025-04-14 16:12:38,938 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 44 of 44 statements. [2025-04-14 16:12:38,938 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 16:12:38,939 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:12:38,942 INFO L256 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-04-14 16:12:38,945 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:12:39,082 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 16:12:39,082 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:12:39,158 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-14 16:12:39,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [854140832] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:12:39,159 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:12:39,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 6] total 15 [2025-04-14 16:12:39,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965749607] [2025-04-14 16:12:39,159 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:12:39,159 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2025-04-14 16:12:39,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:12:39,160 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2025-04-14 16:12:39,160 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2025-04-14 16:12:39,160 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:12:39,160 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:12:39,160 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 6.4) internal successors, (96), 15 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:12:39,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:39,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:39,160 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:12:39,739 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:39,739 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:39,739 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-04-14 16:12:39,746 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-04-14 16:12:39,940 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2025-04-14 16:12:39,940 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:12:39,940 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:12:39,940 INFO L139 ounterexampleChecker]: Examining path program with hash -1088793319, occurence #1 [2025-04-14 16:12:39,940 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 16:12:39,940 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:12:39,941 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:12:39,941 INFO L85 PathProgramCache]: Analyzing trace with hash 117670678, now seen corresponding path program 2 times [2025-04-14 16:12:39,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:12:39,941 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135692171] [2025-04-14 16:12:39,941 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-14 16:12:39,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:12:39,951 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 59 statements into 2 equivalence classes. [2025-04-14 16:12:39,971 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 59 of 59 statements. [2025-04-14 16:12:39,971 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-14 16:12:39,971 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:12:40,080 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-04-14 16:12:40,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:12:40,080 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135692171] [2025-04-14 16:12:40,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135692171] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:12:40,080 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [167497835] [2025-04-14 16:12:40,080 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-14 16:12:40,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:12:40,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:12:40,084 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) [2025-04-14 16:12:40,084 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-04-14 16:12:40,130 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 59 statements into 2 equivalence classes. [2025-04-14 16:12:40,161 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 59 of 59 statements. [2025-04-14 16:12:40,161 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-14 16:12:40,161 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:12:40,163 INFO L256 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 12 conjuncts are in the unsatisfiable core [2025-04-14 16:12:40,164 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:12:40,371 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 16:12:40,372 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:12:40,469 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-04-14 16:12:40,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [167497835] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:12:40,470 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:12:40,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 13, 7] total 22 [2025-04-14 16:12:40,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664233191] [2025-04-14 16:12:40,470 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:12:40,470 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2025-04-14 16:12:40,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:12:40,471 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2025-04-14 16:12:40,471 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=385, Unknown=0, NotChecked=0, Total=462 [2025-04-14 16:12:40,471 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:12:40,471 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:12:40,472 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 5.818181818181818) internal successors, (128), 22 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:12:40,472 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:40,472 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:40,472 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-04-14 16:12:40,472 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:12:41,796 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:41,796 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:41,796 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-04-14 16:12:41,797 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2025-04-14 16:12:41,803 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-04-14 16:12:42,002 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:12:42,002 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:12:42,002 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:12:42,002 INFO L139 ounterexampleChecker]: Examining path program with hash 649033713, occurence #1 [2025-04-14 16:12:42,002 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 16:12:42,002 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:12:42,003 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:12:42,003 INFO L85 PathProgramCache]: Analyzing trace with hash 906052742, now seen corresponding path program 3 times [2025-04-14 16:12:42,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:12:42,003 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74390789] [2025-04-14 16:12:42,003 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-14 16:12:42,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:12:42,009 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 86 statements into 3 equivalence classes. [2025-04-14 16:12:42,025 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) and asserted 86 of 86 statements. [2025-04-14 16:12:42,025 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2025-04-14 16:12:42,025 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:12:42,198 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 5 proven. 22 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2025-04-14 16:12:42,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:12:42,198 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74390789] [2025-04-14 16:12:42,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74390789] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:12:42,198 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [116968182] [2025-04-14 16:12:42,198 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-14 16:12:42,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:12:42,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:12:42,201 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:12:42,202 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-04-14 16:12:42,245 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 86 statements into 3 equivalence classes. [2025-04-14 16:12:42,271 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) and asserted 86 of 86 statements. [2025-04-14 16:12:42,271 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2025-04-14 16:12:42,271 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:12:42,272 INFO L256 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-04-14 16:12:42,274 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:12:42,437 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 2 proven. 32 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2025-04-14 16:12:42,437 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:12:42,521 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2025-04-14 16:12:42,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [116968182] provided 1 perfect and 1 imperfect interpolant sequences [2025-04-14 16:12:42,521 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2025-04-14 16:12:42,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8, 10] total 20 [2025-04-14 16:12:42,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265427675] [2025-04-14 16:12:42,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-14 16:12:42,522 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-04-14 16:12:42,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:12:42,522 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-04-14 16:12:42,523 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=304, Unknown=0, NotChecked=0, Total=380 [2025-04-14 16:12:42,523 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:12:42,523 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:12:42,523 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:12:42,523 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:42,523 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:42,523 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-04-14 16:12:42,523 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2025-04-14 16:12:42,523 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:12:42,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:42,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:42,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-04-14 16:12:42,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2025-04-14 16:12:42,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:42,647 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-04-14 16:12:42,842 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:12:42,842 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:12:42,842 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:12:42,842 INFO L139 ounterexampleChecker]: Examining path program with hash 1205202557, occurence #1 [2025-04-14 16:12:42,842 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 16:12:42,842 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:12:42,842 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:12:42,843 INFO L85 PathProgramCache]: Analyzing trace with hash 543988916, now seen corresponding path program 4 times [2025-04-14 16:12:42,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:12:42,843 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979229319] [2025-04-14 16:12:42,843 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-14 16:12:42,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:12:42,849 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 56 statements into 2 equivalence classes. [2025-04-14 16:12:42,855 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 55 of 56 statements. [2025-04-14 16:12:42,855 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-04-14 16:12:42,855 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:12:42,941 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2025-04-14 16:12:42,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:12:42,942 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1979229319] [2025-04-14 16:12:42,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1979229319] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:12:42,942 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [199208194] [2025-04-14 16:12:42,942 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-14 16:12:42,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:12:42,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:12:42,944 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:12:42,945 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-04-14 16:12:42,986 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 56 statements into 2 equivalence classes. [2025-04-14 16:12:43,004 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 55 of 56 statements. [2025-04-14 16:12:43,004 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-04-14 16:12:43,004 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:12:43,005 INFO L256 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-04-14 16:12:43,006 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:12:43,149 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 16:12:43,149 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:12:43,227 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2025-04-14 16:12:43,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [199208194] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:12:43,227 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:12:43,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9, 6] total 15 [2025-04-14 16:12:43,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739429765] [2025-04-14 16:12:43,227 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:12:43,228 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2025-04-14 16:12:43,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:12:43,228 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2025-04-14 16:12:43,229 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2025-04-14 16:12:43,229 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:12:43,229 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:12:43,229 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 6.933333333333334) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:12:43,229 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:43,229 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:43,229 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-04-14 16:12:43,229 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2025-04-14 16:12:43,229 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:43,229 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:12:44,210 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:44,210 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:44,210 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-04-14 16:12:44,210 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2025-04-14 16:12:44,210 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:44,210 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-04-14 16:12:44,216 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2025-04-14 16:12:44,410 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:12:44,411 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:12:44,411 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:12:44,411 INFO L139 ounterexampleChecker]: Examining path program with hash -576562527, occurence #1 [2025-04-14 16:12:44,411 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 16:12:44,411 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:12:44,411 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:12:44,411 INFO L85 PathProgramCache]: Analyzing trace with hash 2001549094, now seen corresponding path program 5 times [2025-04-14 16:12:44,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:12:44,412 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099793608] [2025-04-14 16:12:44,412 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-14 16:12:44,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:12:44,417 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 110 statements into 6 equivalence classes. [2025-04-14 16:12:44,435 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) and asserted 110 of 110 statements. [2025-04-14 16:12:44,435 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2025-04-14 16:12:44,435 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:12:44,647 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2025-04-14 16:12:44,647 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:12:44,647 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099793608] [2025-04-14 16:12:44,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2099793608] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-14 16:12:44,647 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-14 16:12:44,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2025-04-14 16:12:44,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583959854] [2025-04-14 16:12:44,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-14 16:12:44,647 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-04-14 16:12:44,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:12:44,648 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-04-14 16:12:44,648 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2025-04-14 16:12:44,648 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:12:44,648 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:12:44,648 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:12:44,648 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:44,648 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:44,648 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-04-14 16:12:44,648 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2025-04-14 16:12:44,648 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:44,648 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-04-14 16:12:44,648 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:12:44,767 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:44,767 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:44,767 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-04-14 16:12:44,767 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2025-04-14 16:12:44,767 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:44,767 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-04-14 16:12:44,767 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:12:44,768 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-04-14 16:12:44,768 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:12:44,768 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:12:44,768 INFO L139 ounterexampleChecker]: Examining path program with hash 2101747861, occurence #1 [2025-04-14 16:12:44,768 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 16:12:44,768 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:12:44,768 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:12:44,768 INFO L85 PathProgramCache]: Analyzing trace with hash 2139598024, now seen corresponding path program 6 times [2025-04-14 16:12:44,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:12:44,768 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46320028] [2025-04-14 16:12:44,768 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-14 16:12:44,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:12:44,775 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 95 statements into 6 equivalence classes. [2025-04-14 16:12:44,802 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) and asserted 95 of 95 statements. [2025-04-14 16:12:44,802 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2025-04-14 16:12:44,802 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:12:45,461 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2025-04-14 16:12:45,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:12:45,461 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46320028] [2025-04-14 16:12:45,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [46320028] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:12:45,462 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1741006969] [2025-04-14 16:12:45,462 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-14 16:12:45,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:12:45,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:12:45,465 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:12:45,468 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2025-04-14 16:12:45,506 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 95 statements into 6 equivalence classes. [2025-04-14 16:12:45,537 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) and asserted 95 of 95 statements. [2025-04-14 16:12:45,538 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2025-04-14 16:12:45,538 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:12:45,539 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 79 conjuncts are in the unsatisfiable core [2025-04-14 16:12:45,542 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:12:45,817 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2025-04-14 16:12:45,818 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:12:46,463 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2025-04-14 16:12:46,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1741006969] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:12:46,464 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:12:46,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 10] total 23 [2025-04-14 16:12:46,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254423007] [2025-04-14 16:12:46,464 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:12:46,464 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2025-04-14 16:12:46,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:12:46,465 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2025-04-14 16:12:46,465 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=423, Unknown=0, NotChecked=0, Total=552 [2025-04-14 16:12:46,465 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:12:46,465 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:12:46,465 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 6.125) internal successors, (147), 23 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:12:46,465 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:46,465 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:46,465 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-04-14 16:12:46,465 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2025-04-14 16:12:46,466 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:46,466 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-04-14 16:12:46,466 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:12:46,466 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:12:46,667 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:46,667 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:46,667 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-04-14 16:12:46,668 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2025-04-14 16:12:46,668 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:46,668 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-04-14 16:12:46,668 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:12:46,668 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:12:46,674 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2025-04-14 16:12:46,868 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:12:46,868 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:12:46,868 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:12:46,869 INFO L139 ounterexampleChecker]: Examining path program with hash -856556769, occurence #1 [2025-04-14 16:12:46,869 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 16:12:46,869 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:12:46,869 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:12:46,869 INFO L85 PathProgramCache]: Analyzing trace with hash -578021940, now seen corresponding path program 7 times [2025-04-14 16:12:46,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:12:46,869 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663142159] [2025-04-14 16:12:46,869 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-04-14 16:12:46,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:12:46,874 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 104 statements into 1 equivalence classes. [2025-04-14 16:12:46,883 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 104 of 104 statements. [2025-04-14 16:12:46,883 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 16:12:46,883 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:12:47,056 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 35 proven. 88 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2025-04-14 16:12:47,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:12:47,056 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663142159] [2025-04-14 16:12:47,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663142159] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:12:47,056 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [8291511] [2025-04-14 16:12:47,056 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-04-14 16:12:47,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:12:47,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:12:47,058 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:12:47,059 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2025-04-14 16:12:47,100 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 104 statements into 1 equivalence classes. [2025-04-14 16:12:47,129 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 104 of 104 statements. [2025-04-14 16:12:47,129 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 16:12:47,129 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:12:47,130 INFO L256 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 16 conjuncts are in the unsatisfiable core [2025-04-14 16:12:47,132 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:12:47,460 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 1 proven. 191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 16:12:47,460 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:12:47,610 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 38 proven. 62 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2025-04-14 16:12:47,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [8291511] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:12:47,610 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:12:47,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 17, 8] total 25 [2025-04-14 16:12:47,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037077514] [2025-04-14 16:12:47,610 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:12:47,611 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2025-04-14 16:12:47,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:12:47,611 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2025-04-14 16:12:47,611 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=490, Unknown=0, NotChecked=0, Total=600 [2025-04-14 16:12:47,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:12:47,611 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:12:47,612 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 6.68) internal successors, (167), 25 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:12:47,612 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:47,612 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:47,612 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-04-14 16:12:47,612 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2025-04-14 16:12:47,612 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:47,612 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-04-14 16:12:47,612 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:12:47,612 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:12:47,612 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:12:48,694 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:48,694 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:48,694 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:12:48,694 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:12:48,694 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:48,694 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2025-04-14 16:12:48,694 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:12:48,695 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:12:48,695 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:12:48,701 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2025-04-14 16:12:48,895 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:12:48,895 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:12:48,895 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:12:48,895 INFO L139 ounterexampleChecker]: Examining path program with hash -2085686952, occurence #1 [2025-04-14 16:12:48,895 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 16:12:48,896 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:12:48,896 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:12:48,896 INFO L85 PathProgramCache]: Analyzing trace with hash -1092173132, now seen corresponding path program 8 times [2025-04-14 16:12:48,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:12:48,896 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676902905] [2025-04-14 16:12:48,896 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-14 16:12:48,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:12:48,903 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 158 statements into 2 equivalence classes. [2025-04-14 16:12:48,919 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 158 of 158 statements. [2025-04-14 16:12:48,920 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-14 16:12:48,920 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:12:49,197 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 40 proven. 175 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2025-04-14 16:12:49,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:12:49,198 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676902905] [2025-04-14 16:12:49,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1676902905] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:12:49,198 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1198950299] [2025-04-14 16:12:49,198 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-14 16:12:49,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:12:49,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:12:49,200 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:12:49,202 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2025-04-14 16:12:49,244 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 158 statements into 2 equivalence classes. [2025-04-14 16:12:49,283 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 158 of 158 statements. [2025-04-14 16:12:49,283 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-14 16:12:49,283 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:12:49,285 INFO L256 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 26 conjuncts are in the unsatisfiable core [2025-04-14 16:12:49,287 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:12:49,841 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 1 proven. 413 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 16:12:49,841 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:12:50,073 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 169 proven. 74 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2025-04-14 16:12:50,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1198950299] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:12:50,074 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:12:50,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 27, 9] total 40 [2025-04-14 16:12:50,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547907674] [2025-04-14 16:12:50,074 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:12:50,075 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2025-04-14 16:12:50,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:12:50,075 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2025-04-14 16:12:50,076 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=1376, Unknown=0, NotChecked=0, Total=1560 [2025-04-14 16:12:50,076 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:12:50,076 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:12:50,076 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 6.85) internal successors, (274), 40 states have internal predecessors, (274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:12:50,076 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:50,076 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:50,078 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:12:50,078 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:12:50,078 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:50,078 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2025-04-14 16:12:50,078 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:12:50,078 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:12:50,078 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:12:50,078 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:12:52,490 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:52,491 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:52,491 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:12:52,491 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:12:52,491 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:52,491 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2025-04-14 16:12:52,491 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:12:52,491 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:12:52,491 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:12:52,491 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-04-14 16:12:52,497 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2025-04-14 16:12:52,691 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2025-04-14 16:12:52,691 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:12:52,692 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:12:52,692 INFO L139 ounterexampleChecker]: Examining path program with hash -1969196233, occurence #1 [2025-04-14 16:12:52,692 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 16:12:52,692 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:12:52,692 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:12:52,692 INFO L85 PathProgramCache]: Analyzing trace with hash -1558752860, now seen corresponding path program 9 times [2025-04-14 16:12:52,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:12:52,692 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639327351] [2025-04-14 16:12:52,692 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-14 16:12:52,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:12:52,699 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 179 statements into 10 equivalence classes. [2025-04-14 16:12:52,754 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) and asserted 179 of 179 statements. [2025-04-14 16:12:52,754 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2025-04-14 16:12:52,754 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:12:54,092 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 1 proven. 318 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2025-04-14 16:12:54,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:12:54,092 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639327351] [2025-04-14 16:12:54,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639327351] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:12:54,092 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [339211976] [2025-04-14 16:12:54,092 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-14 16:12:54,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:12:54,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:12:54,094 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:12:54,095 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2025-04-14 16:12:54,141 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 179 statements into 10 equivalence classes. [2025-04-14 16:12:54,189 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) and asserted 179 of 179 statements. [2025-04-14 16:12:54,189 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2025-04-14 16:12:54,189 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:12:54,192 INFO L256 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 213 conjuncts are in the unsatisfiable core [2025-04-14 16:12:54,196 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:12:54,587 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2025-04-14 16:12:54,587 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:12:54,771 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2025-04-14 16:12:54,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [339211976] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:12:54,771 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:12:54,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 11, 5] total 31 [2025-04-14 16:12:54,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063212304] [2025-04-14 16:12:54,772 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:12:54,772 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2025-04-14 16:12:54,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:12:54,773 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2025-04-14 16:12:54,773 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=245, Invalid=747, Unknown=0, NotChecked=0, Total=992 [2025-04-14 16:12:54,773 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:12:54,773 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:12:54,773 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 6.75) internal successors, (216), 31 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:12:54,773 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:54,773 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:54,773 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:12:54,773 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:12:54,773 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:54,773 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2025-04-14 16:12:54,773 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:12:54,773 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:12:54,773 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:12:54,773 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2025-04-14 16:12:54,773 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:12:55,321 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:55,321 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:55,321 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:12:55,321 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:12:55,322 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:55,322 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2025-04-14 16:12:55,322 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:12:55,322 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:12:55,322 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:12:55,322 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 16:12:55,322 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-14 16:12:55,328 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2025-04-14 16:12:55,522 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:12:55,522 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:12:55,522 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:12:55,523 INFO L139 ounterexampleChecker]: Examining path program with hash 112518830, occurence #1 [2025-04-14 16:12:55,523 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 16:12:55,523 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:12:55,523 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:12:55,523 INFO L85 PathProgramCache]: Analyzing trace with hash 2130389682, now seen corresponding path program 10 times [2025-04-14 16:12:55,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:12:55,524 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108964666] [2025-04-14 16:12:55,524 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-14 16:12:55,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:12:55,531 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 269 statements into 2 equivalence classes. [2025-04-14 16:12:55,579 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 268 of 269 statements. [2025-04-14 16:12:55,579 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-04-14 16:12:55,579 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:12:56,528 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 504 proven. 162 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2025-04-14 16:12:56,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:12:56,528 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108964666] [2025-04-14 16:12:56,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108964666] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:12:56,528 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1000827589] [2025-04-14 16:12:56,528 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-14 16:12:56,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:12:56,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:12:56,531 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:12:56,532 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2025-04-14 16:12:56,591 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 269 statements into 2 equivalence classes. [2025-04-14 16:12:56,649 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 268 of 269 statements. [2025-04-14 16:12:56,649 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-04-14 16:12:56,649 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:12:56,658 INFO L256 TraceCheckSpWp]: Trace formula consists of 754 conjuncts, 40 conjuncts are in the unsatisfiable core [2025-04-14 16:12:56,661 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:12:57,749 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 12 proven. 843 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2025-04-14 16:12:57,749 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:12:58,030 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 12 proven. 154 refuted. 0 times theorem prover too weak. 719 trivial. 0 not checked. [2025-04-14 16:12:58,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1000827589] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:12:58,030 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:12:58,030 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 41, 7] total 62 [2025-04-14 16:12:58,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463789872] [2025-04-14 16:12:58,030 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:12:58,031 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2025-04-14 16:12:58,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:12:58,031 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2025-04-14 16:12:58,032 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=357, Invalid=3425, Unknown=0, NotChecked=0, Total=3782 [2025-04-14 16:12:58,032 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:12:58,033 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:12:58,033 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 62 states have (on average 6.241935483870968) internal successors, (387), 62 states have internal predecessors, (387), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:12:58,033 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:58,033 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:58,033 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:12:58,033 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:12:58,033 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:12:58,033 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2025-04-14 16:12:58,033 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:12:58,033 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:12:58,033 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:12:58,033 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 16:12:58,033 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-14 16:12:58,033 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:13:06,180 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:06,181 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:06,181 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:13:06,181 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:13:06,181 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:06,181 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2025-04-14 16:13:06,181 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:13:06,181 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:13:06,181 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:13:06,181 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 16:13:06,181 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-14 16:13:06,181 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 250 states. [2025-04-14 16:13:06,188 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2025-04-14 16:13:06,381 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2025-04-14 16:13:06,382 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:13:06,382 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:13:06,382 INFO L139 ounterexampleChecker]: Examining path program with hash 1781972407, occurence #1 [2025-04-14 16:13:06,382 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 16:13:06,382 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:13:06,382 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:13:06,383 INFO L85 PathProgramCache]: Analyzing trace with hash 1308067062, now seen corresponding path program 11 times [2025-04-14 16:13:06,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:13:06,383 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070610010] [2025-04-14 16:13:06,383 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-14 16:13:06,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:13:06,395 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 407 statements into 27 equivalence classes. [2025-04-14 16:13:06,467 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 27 check-sat command(s) and asserted 407 of 407 statements. [2025-04-14 16:13:06,467 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 27 check-sat command(s) [2025-04-14 16:13:06,468 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:13:08,956 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 499 proven. 1747 refuted. 0 times theorem prover too weak. 1914 trivial. 0 not checked. [2025-04-14 16:13:08,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:13:08,956 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070610010] [2025-04-14 16:13:08,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2070610010] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:13:08,956 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [385281680] [2025-04-14 16:13:08,956 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-14 16:13:08,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:13:08,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:13:08,958 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:13:08,960 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2025-04-14 16:13:09,029 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 407 statements into 27 equivalence classes. [2025-04-14 16:13:09,140 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 27 check-sat command(s) and asserted 407 of 407 statements. [2025-04-14 16:13:09,140 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 27 check-sat command(s) [2025-04-14 16:13:09,140 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:13:09,146 INFO L256 TraceCheckSpWp]: Trace formula consists of 1123 conjuncts, 126 conjuncts are in the unsatisfiable core [2025-04-14 16:13:09,150 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:13:09,459 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 499 proven. 1299 refuted. 0 times theorem prover too weak. 2362 trivial. 0 not checked. [2025-04-14 16:13:09,459 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:13:09,888 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 499 proven. 1299 refuted. 0 times theorem prover too weak. 2362 trivial. 0 not checked. [2025-04-14 16:13:09,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [385281680] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:13:09,888 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:13:09,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 6 [2025-04-14 16:13:09,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127530146] [2025-04-14 16:13:09,888 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:13:09,889 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-04-14 16:13:09,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:13:09,889 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-04-14 16:13:09,889 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2025-04-14 16:13:09,889 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:13:09,889 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:13:09,890 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.285714285714286) internal successors, (86), 6 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:13:09,890 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:09,890 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:09,890 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:13:09,890 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:13:09,890 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:09,890 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2025-04-14 16:13:09,890 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:13:09,890 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:13:09,890 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:13:09,890 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 16:13:09,890 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-14 16:13:09,890 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 250 states. [2025-04-14 16:13:09,890 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:13:10,343 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:10,344 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:10,344 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:13:10,344 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:13:10,344 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:10,344 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:13:10,344 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:13:10,344 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:13:10,344 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:13:10,344 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 16:13:10,344 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-14 16:13:10,344 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 256 states. [2025-04-14 16:13:10,344 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:10,351 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2025-04-14 16:13:10,544 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2025-04-14 16:13:10,545 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:13:10,545 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:13:10,545 INFO L139 ounterexampleChecker]: Examining path program with hash -1149353520, occurence #1 [2025-04-14 16:13:10,545 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 16:13:10,545 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:13:10,546 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:13:10,546 INFO L85 PathProgramCache]: Analyzing trace with hash -265997792, now seen corresponding path program 12 times [2025-04-14 16:13:10,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:13:10,546 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635264619] [2025-04-14 16:13:10,546 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-14 16:13:10,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:13:10,563 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 461 statements into 28 equivalence classes. [2025-04-14 16:13:10,741 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 28 check-sat command(s) and asserted 461 of 461 statements. [2025-04-14 16:13:10,741 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 28 check-sat command(s) [2025-04-14 16:13:10,741 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:13:12,122 INFO L134 CoverageAnalysis]: Checked inductivity of 4732 backedges. 1791 proven. 326 refuted. 0 times theorem prover too weak. 2615 trivial. 0 not checked. [2025-04-14 16:13:12,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:13:12,122 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635264619] [2025-04-14 16:13:12,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635264619] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:13:12,122 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [919128567] [2025-04-14 16:13:12,122 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-14 16:13:12,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:13:12,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:13:12,124 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:13:12,125 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2025-04-14 16:13:12,192 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 461 statements into 28 equivalence classes. [2025-04-14 16:13:12,318 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 28 check-sat command(s) and asserted 461 of 461 statements. [2025-04-14 16:13:12,318 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 28 check-sat command(s) [2025-04-14 16:13:12,318 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:13:12,323 INFO L256 TraceCheckSpWp]: Trace formula consists of 1257 conjuncts, 73 conjuncts are in the unsatisfiable core [2025-04-14 16:13:12,328 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:13:14,177 INFO L134 CoverageAnalysis]: Checked inductivity of 4732 backedges. 8 proven. 4724 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 16:13:14,177 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:13:14,715 INFO L134 CoverageAnalysis]: Checked inductivity of 4732 backedges. 1873 proven. 329 refuted. 0 times theorem prover too weak. 2530 trivial. 0 not checked. [2025-04-14 16:13:14,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [919128567] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:13:14,715 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:13:14,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 74, 15] total 94 [2025-04-14 16:13:14,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179246897] [2025-04-14 16:13:14,715 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:13:14,716 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 94 states [2025-04-14 16:13:14,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:13:14,717 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2025-04-14 16:13:14,719 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=954, Invalid=7788, Unknown=0, NotChecked=0, Total=8742 [2025-04-14 16:13:14,719 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:13:14,719 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:13:14,719 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 94 states, 94 states have (on average 6.861702127659575) internal successors, (645), 94 states have internal predecessors, (645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:13:14,719 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:14,719 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:14,719 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:13:14,719 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:13:14,719 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:14,719 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:13:14,719 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:13:14,719 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:13:14,719 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:13:14,719 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 16:13:14,719 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-14 16:13:14,719 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 256 states. [2025-04-14 16:13:14,719 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:14,720 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:13:22,667 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:22,667 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:22,667 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:13:22,667 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:13:22,667 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:22,667 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:13:22,667 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:13:22,667 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:13:22,667 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:13:22,668 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 16:13:22,668 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-14 16:13:22,668 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 257 states. [2025-04-14 16:13:22,668 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:22,668 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 235 states. [2025-04-14 16:13:22,675 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2025-04-14 16:13:22,868 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2025-04-14 16:13:22,868 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:13:22,868 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:13:22,869 INFO L139 ounterexampleChecker]: Examining path program with hash -1062035221, occurence #1 [2025-04-14 16:13:22,869 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 16:13:22,869 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:13:22,869 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:13:22,869 INFO L85 PathProgramCache]: Analyzing trace with hash -2109245592, now seen corresponding path program 13 times [2025-04-14 16:13:22,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:13:22,869 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402865434] [2025-04-14 16:13:22,869 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-04-14 16:13:22,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:13:22,878 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 323 statements into 1 equivalence classes. [2025-04-14 16:13:22,961 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 323 of 323 statements. [2025-04-14 16:13:22,961 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 16:13:22,961 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:13:26,486 INFO L134 CoverageAnalysis]: Checked inductivity of 3361 backedges. 0 proven. 388 refuted. 0 times theorem prover too weak. 2973 trivial. 0 not checked. [2025-04-14 16:13:26,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:13:26,486 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402865434] [2025-04-14 16:13:26,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402865434] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:13:26,486 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [432407062] [2025-04-14 16:13:26,486 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-04-14 16:13:26,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:13:26,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:13:26,488 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:13:26,489 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2025-04-14 16:13:26,544 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 323 statements into 1 equivalence classes. [2025-04-14 16:13:26,617 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 323 of 323 statements. [2025-04-14 16:13:26,617 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 16:13:26,617 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:13:26,626 INFO L256 TraceCheckSpWp]: Trace formula consists of 916 conjuncts, 307 conjuncts are in the unsatisfiable core [2025-04-14 16:13:26,631 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:13:27,279 INFO L134 CoverageAnalysis]: Checked inductivity of 3361 backedges. 3 proven. 344 refuted. 0 times theorem prover too weak. 3014 trivial. 0 not checked. [2025-04-14 16:13:27,279 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:13:28,686 INFO L134 CoverageAnalysis]: Checked inductivity of 3361 backedges. 0 proven. 347 refuted. 0 times theorem prover too weak. 3014 trivial. 0 not checked. [2025-04-14 16:13:28,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [432407062] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:13:28,686 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:13:28,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 10] total 25 [2025-04-14 16:13:28,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695677489] [2025-04-14 16:13:28,687 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:13:28,687 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2025-04-14 16:13:28,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:13:28,687 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2025-04-14 16:13:28,688 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=519, Unknown=0, NotChecked=0, Total=650 [2025-04-14 16:13:28,688 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:13:28,688 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:13:28,688 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 6.269230769230769) internal successors, (163), 25 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:13:28,688 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:28,688 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:28,688 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:13:28,688 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:13:28,688 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:28,688 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:13:28,688 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:13:28,688 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:13:28,688 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:13:28,688 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 16:13:28,688 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-14 16:13:28,688 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 257 states. [2025-04-14 16:13:28,688 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:28,688 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 235 states. [2025-04-14 16:13:28,688 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:13:29,574 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:29,574 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:29,574 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:13:29,574 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:13:29,574 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:29,574 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:13:29,574 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:13:29,574 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:13:29,574 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:13:29,574 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 16:13:29,574 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:13:29,574 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:13:29,574 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:29,574 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 242 states. [2025-04-14 16:13:29,574 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:13:29,581 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2025-04-14 16:13:29,775 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2025-04-14 16:13:29,775 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:13:29,775 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:13:29,775 INFO L139 ounterexampleChecker]: Examining path program with hash 1189435932, occurence #1 [2025-04-14 16:13:29,775 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 16:13:29,775 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:13:29,776 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:13:29,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1898715288, now seen corresponding path program 14 times [2025-04-14 16:13:29,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:13:29,776 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595116102] [2025-04-14 16:13:29,776 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-14 16:13:29,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:13:29,785 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 368 statements into 2 equivalence classes. [2025-04-14 16:13:29,825 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 368 of 368 statements. [2025-04-14 16:13:29,825 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-14 16:13:29,825 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:13:30,634 INFO L134 CoverageAnalysis]: Checked inductivity of 3992 backedges. 641 proven. 599 refuted. 0 times theorem prover too weak. 2752 trivial. 0 not checked. [2025-04-14 16:13:30,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:13:30,635 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595116102] [2025-04-14 16:13:30,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595116102] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:13:30,635 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2138996935] [2025-04-14 16:13:30,635 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-14 16:13:30,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:13:30,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:13:30,637 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:13:30,638 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2025-04-14 16:13:30,702 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 368 statements into 2 equivalence classes. [2025-04-14 16:13:30,775 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 368 of 368 statements. [2025-04-14 16:13:30,775 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-14 16:13:30,775 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:13:30,778 INFO L256 TraceCheckSpWp]: Trace formula consists of 1028 conjuncts, 60 conjuncts are in the unsatisfiable core [2025-04-14 16:13:30,782 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:13:32,047 INFO L134 CoverageAnalysis]: Checked inductivity of 3992 backedges. 2 proven. 3990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 16:13:32,047 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:13:32,491 INFO L134 CoverageAnalysis]: Checked inductivity of 3992 backedges. 669 proven. 308 refuted. 0 times theorem prover too weak. 3015 trivial. 0 not checked. [2025-04-14 16:13:32,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2138996935] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:13:32,491 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:13:32,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 61, 12] total 73 [2025-04-14 16:13:32,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991175675] [2025-04-14 16:13:32,491 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:13:32,492 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2025-04-14 16:13:32,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:13:32,493 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2025-04-14 16:13:32,494 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=393, Invalid=4863, Unknown=0, NotChecked=0, Total=5256 [2025-04-14 16:13:32,494 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:13:32,494 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:13:32,494 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 73 states have (on average 6.36986301369863) internal successors, (465), 73 states have internal predecessors, (465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:13:32,494 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:32,495 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:32,495 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:13:32,495 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:13:32,495 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:32,495 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:13:32,495 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:13:32,495 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:13:32,495 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:13:32,495 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 16:13:32,495 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:13:32,495 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:13:32,495 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:32,495 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 242 states. [2025-04-14 16:13:32,495 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:13:32,495 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:13:37,673 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:37,673 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:37,673 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:13:37,674 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:13:37,674 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:37,674 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:13:37,674 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:13:37,674 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:13:37,674 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:13:37,674 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 16:13:37,674 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:13:37,674 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:13:37,674 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:37,674 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 242 states. [2025-04-14 16:13:37,674 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:13:37,674 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:13:37,680 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2025-04-14 16:13:37,874 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:13:37,875 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:13:37,875 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:13:37,875 INFO L139 ounterexampleChecker]: Examining path program with hash 1189435932, occurence #2 [2025-04-14 16:13:37,875 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 16:13:37,875 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 16:13:37,881 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:13:37,881 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 16:13:37,881 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:13:37,881 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 16:13:37,881 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:13:37,881 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 16:13:37,881 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:13:37,881 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 372 [2025-04-14 16:13:37,881 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:13:37,881 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 375 [2025-04-14 16:13:37,881 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:13:37,881 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 378 [2025-04-14 16:13:37,881 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:13:37,881 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 380 [2025-04-14 16:13:37,881 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:13:37,881 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 16:13:37,881 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:13:37,882 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:13:37,882 INFO L85 PathProgramCache]: Analyzing trace with hash 1403789886, now seen corresponding path program 15 times [2025-04-14 16:13:37,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:13:37,882 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726732778] [2025-04-14 16:13:37,882 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-14 16:13:37,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:13:37,892 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 383 statements into 28 equivalence classes. [2025-04-14 16:13:38,015 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 28 check-sat command(s) and asserted 383 of 383 statements. [2025-04-14 16:13:38,015 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 28 check-sat command(s) [2025-04-14 16:13:38,015 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:13:42,177 INFO L134 CoverageAnalysis]: Checked inductivity of 4314 backedges. 15 proven. 1055 refuted. 0 times theorem prover too weak. 3244 trivial. 0 not checked. [2025-04-14 16:13:42,177 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:13:42,177 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726732778] [2025-04-14 16:13:42,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726732778] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:13:42,177 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [448430887] [2025-04-14 16:13:42,177 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-14 16:13:42,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:13:42,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:13:42,179 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:13:42,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2025-04-14 16:13:42,237 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 383 statements into 28 equivalence classes. [2025-04-14 16:13:42,341 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 28 check-sat command(s) and asserted 383 of 383 statements. [2025-04-14 16:13:42,342 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 28 check-sat command(s) [2025-04-14 16:13:42,342 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:13:42,350 INFO L256 TraceCheckSpWp]: Trace formula consists of 1066 conjuncts, 485 conjuncts are in the unsatisfiable core [2025-04-14 16:13:42,355 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:13:42,984 INFO L134 CoverageAnalysis]: Checked inductivity of 4314 backedges. 0 proven. 1021 refuted. 0 times theorem prover too weak. 3293 trivial. 0 not checked. [2025-04-14 16:13:42,985 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:13:43,320 INFO L134 CoverageAnalysis]: Checked inductivity of 4314 backedges. 0 proven. 1021 refuted. 0 times theorem prover too weak. 3293 trivial. 0 not checked. [2025-04-14 16:13:43,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [448430887] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:13:43,320 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:13:43,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 10, 7] total 32 [2025-04-14 16:13:43,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432118188] [2025-04-14 16:13:43,321 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:13:43,321 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2025-04-14 16:13:43,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:13:43,321 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2025-04-14 16:13:43,322 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=212, Invalid=844, Unknown=0, NotChecked=0, Total=1056 [2025-04-14 16:13:43,322 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:13:43,322 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:13:43,322 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 6.878787878787879) internal successors, (227), 32 states have internal predecessors, (227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:13:43,322 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:43,322 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:43,322 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:13:43,322 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:13:43,322 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:43,322 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:13:43,322 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:13:43,322 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:13:43,322 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:13:43,322 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 16:13:43,322 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:13:43,323 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:13:43,323 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:43,323 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 242 states. [2025-04-14 16:13:43,323 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:13:43,323 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:13:43,323 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:13:44,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:44,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:44,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:13:44,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:13:44,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:44,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:13:44,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:13:44,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:13:44,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:13:44,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 16:13:44,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:13:44,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:13:44,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:44,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 245 states. [2025-04-14 16:13:44,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:13:44,015 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:13:44,016 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:13:44,022 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2025-04-14 16:13:44,216 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2025-04-14 16:13:44,216 INFO L403 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:13:44,216 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:13:44,217 INFO L139 ounterexampleChecker]: Examining path program with hash 1915454888, occurence #1 [2025-04-14 16:13:44,217 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 16:13:44,217 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:13:44,217 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:13:44,217 INFO L85 PathProgramCache]: Analyzing trace with hash 173656326, now seen corresponding path program 16 times [2025-04-14 16:13:44,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:13:44,217 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737562877] [2025-04-14 16:13:44,217 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-14 16:13:44,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:13:44,228 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 479 statements into 2 equivalence classes. [2025-04-14 16:13:44,296 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 478 of 479 statements. [2025-04-14 16:13:44,296 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-04-14 16:13:44,296 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:13:47,793 INFO L134 CoverageAnalysis]: Checked inductivity of 5487 backedges. 1815 proven. 382 refuted. 0 times theorem prover too weak. 3290 trivial. 0 not checked. [2025-04-14 16:13:47,793 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:13:47,793 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737562877] [2025-04-14 16:13:47,793 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737562877] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:13:47,793 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1149117812] [2025-04-14 16:13:47,793 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-14 16:13:47,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:13:47,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:13:47,795 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:13:47,796 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2025-04-14 16:13:47,858 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 479 statements into 2 equivalence classes. [2025-04-14 16:13:47,940 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 478 of 479 statements. [2025-04-14 16:13:47,940 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-04-14 16:13:47,940 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:13:47,945 INFO L256 TraceCheckSpWp]: Trace formula consists of 1276 conjuncts, 80 conjuncts are in the unsatisfiable core [2025-04-14 16:13:47,950 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:13:50,519 INFO L134 CoverageAnalysis]: Checked inductivity of 5487 backedges. 3 proven. 5472 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2025-04-14 16:13:50,519 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:13:51,073 INFO L134 CoverageAnalysis]: Checked inductivity of 5487 backedges. 3 proven. 928 refuted. 0 times theorem prover too weak. 4556 trivial. 0 not checked. [2025-04-14 16:13:51,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1149117812] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:13:51,074 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:13:51,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 81, 8] total 121 [2025-04-14 16:13:51,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364960338] [2025-04-14 16:13:51,074 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:13:51,075 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 121 states [2025-04-14 16:13:51,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:13:51,076 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 121 interpolants. [2025-04-14 16:13:51,078 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=721, Invalid=13799, Unknown=0, NotChecked=0, Total=14520 [2025-04-14 16:13:51,078 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:13:51,078 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:13:51,078 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 121 states, 121 states have (on average 5.4958677685950414) internal successors, (665), 121 states have internal predecessors, (665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:13:51,078 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:51,078 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:51,078 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:13:51,078 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:13:51,078 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:51,078 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:13:51,078 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:13:51,078 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:13:51,078 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:13:51,078 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 16:13:51,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:13:51,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:13:51,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:13:51,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 245 states. [2025-04-14 16:13:51,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:13:51,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:13:51,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:13:51,079 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:14:17,708 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:14:17,708 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:14:17,708 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:14:17,708 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:14:17,708 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:14:17,708 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:14:17,708 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:14:17,708 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:14:17,708 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:14:17,708 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 16:14:17,708 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:14:17,708 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:14:17,708 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:14:17,708 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 245 states. [2025-04-14 16:14:17,708 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:14:17,708 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:14:17,708 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:14:17,708 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 450 states. [2025-04-14 16:14:17,715 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2025-04-14 16:14:17,909 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2025-04-14 16:14:17,909 INFO L403 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:14:17,909 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:14:17,909 INFO L139 ounterexampleChecker]: Examining path program with hash 1485075539, occurence #1 [2025-04-14 16:14:17,909 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 16:14:17,909 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:14:17,910 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:14:17,910 INFO L85 PathProgramCache]: Analyzing trace with hash -783799350, now seen corresponding path program 17 times [2025-04-14 16:14:17,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:14:17,910 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366354425] [2025-04-14 16:14:17,910 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-14 16:14:17,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:14:17,924 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 668 statements into 46 equivalence classes. [2025-04-14 16:14:18,069 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 46 check-sat command(s) and asserted 668 of 668 statements. [2025-04-14 16:14:18,070 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 46 check-sat command(s) [2025-04-14 16:14:18,070 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:14:20,896 INFO L134 CoverageAnalysis]: Checked inductivity of 12444 backedges. 3384 proven. 184 refuted. 0 times theorem prover too weak. 8876 trivial. 0 not checked. [2025-04-14 16:14:20,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:14:20,896 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1366354425] [2025-04-14 16:14:20,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1366354425] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:14:20,896 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [373438142] [2025-04-14 16:14:20,896 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-14 16:14:20,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:14:20,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:14:20,898 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:14:20,899 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2025-04-14 16:14:20,992 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 668 statements into 46 equivalence classes. [2025-04-14 16:14:21,203 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 46 check-sat command(s) and asserted 668 of 668 statements. [2025-04-14 16:14:21,203 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 46 check-sat command(s) [2025-04-14 16:14:21,203 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:14:21,213 INFO L256 TraceCheckSpWp]: Trace formula consists of 1776 conjuncts, 106 conjuncts are in the unsatisfiable core [2025-04-14 16:14:21,219 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:14:24,355 INFO L134 CoverageAnalysis]: Checked inductivity of 12444 backedges. 9 proven. 12435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 16:14:24,355 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:14:25,141 INFO L134 CoverageAnalysis]: Checked inductivity of 12444 backedges. 2990 proven. 587 refuted. 0 times theorem prover too weak. 8867 trivial. 0 not checked. [2025-04-14 16:14:25,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [373438142] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:14:25,141 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:14:25,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 107, 17] total 132 [2025-04-14 16:14:25,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052373697] [2025-04-14 16:14:25,141 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:14:25,142 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 132 states [2025-04-14 16:14:25,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:14:25,143 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 132 interpolants. [2025-04-14 16:14:25,147 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1100, Invalid=16192, Unknown=0, NotChecked=0, Total=17292 [2025-04-14 16:14:25,147 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:14:25,147 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:14:25,148 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 132 states, 132 states have (on average 6.7727272727272725) internal successors, (894), 132 states have internal predecessors, (894), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:14:25,148 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:14:25,148 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:14:25,148 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:14:25,148 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:14:25,148 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:14:25,148 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:14:25,148 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:14:25,148 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:14:25,148 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:14:25,148 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 16:14:25,148 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:14:25,148 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:14:25,148 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:14:25,148 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 245 states. [2025-04-14 16:14:25,148 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:14:25,148 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:14:25,148 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:14:25,148 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 450 states. [2025-04-14 16:14:25,148 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:14:53,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:14:53,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:14:53,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:14:53,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:14:53,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:14:53,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:14:53,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:14:53,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:14:53,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:14:53,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:14:53,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:14:53,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:14:53,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:14:53,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:14:53,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:14:53,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:14:53,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:14:53,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 482 states. [2025-04-14 16:14:53,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 427 states. [2025-04-14 16:14:53,261 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2025-04-14 16:14:53,454 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:14:53,454 INFO L403 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:14:53,454 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:14:53,454 INFO L139 ounterexampleChecker]: Examining path program with hash 964203626, occurence #1 [2025-04-14 16:14:53,454 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 16:14:53,454 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:14:53,455 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:14:53,455 INFO L85 PathProgramCache]: Analyzing trace with hash -1447166754, now seen corresponding path program 18 times [2025-04-14 16:14:53,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:14:53,455 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668124756] [2025-04-14 16:14:53,455 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-14 16:14:53,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:14:53,469 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 701 statements into 50 equivalence classes. [2025-04-14 16:14:53,716 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 50 check-sat command(s) and asserted 701 of 701 statements. [2025-04-14 16:14:53,716 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 50 check-sat command(s) [2025-04-14 16:14:53,716 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:14:57,414 INFO L134 CoverageAnalysis]: Checked inductivity of 14076 backedges. 4022 proven. 1169 refuted. 0 times theorem prover too weak. 8885 trivial. 0 not checked. [2025-04-14 16:14:57,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:14:57,414 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668124756] [2025-04-14 16:14:57,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668124756] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:14:57,415 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1149069071] [2025-04-14 16:14:57,415 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-14 16:14:57,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:14:57,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:14:57,416 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:14:57,418 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2025-04-14 16:14:57,516 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 701 statements into 50 equivalence classes. [2025-04-14 16:14:57,789 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 50 check-sat command(s) and asserted 701 of 701 statements. [2025-04-14 16:14:57,790 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 50 check-sat command(s) [2025-04-14 16:14:57,790 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:14:57,799 INFO L256 TraceCheckSpWp]: Trace formula consists of 1860 conjuncts, 116 conjuncts are in the unsatisfiable core [2025-04-14 16:14:57,806 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:15:01,563 INFO L134 CoverageAnalysis]: Checked inductivity of 14076 backedges. 9 proven. 14067 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 16:15:01,563 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:15:02,472 INFO L134 CoverageAnalysis]: Checked inductivity of 14076 backedges. 4116 proven. 608 refuted. 0 times theorem prover too weak. 9352 trivial. 0 not checked. [2025-04-14 16:15:02,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1149069071] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:15:02,472 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:15:02,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 117, 20] total 137 [2025-04-14 16:15:02,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575828812] [2025-04-14 16:15:02,472 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:15:02,473 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 137 states [2025-04-14 16:15:02,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:15:02,474 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 137 interpolants. [2025-04-14 16:15:02,478 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=918, Invalid=17714, Unknown=0, NotChecked=0, Total=18632 [2025-04-14 16:15:02,478 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:15:02,478 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:15:02,479 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 137 states, 137 states have (on average 6.262773722627737) internal successors, (858), 137 states have internal predecessors, (858), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:15:02,479 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:15:02,479 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:15:02,479 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:15:02,479 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:15:02,479 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:15:02,479 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:15:02,479 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:15:02,479 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:15:02,479 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:15:02,479 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:15:02,479 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:15:02,479 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:15:02,479 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:15:02,479 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:15:02,479 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:15:02,479 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:15:02,479 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:15:02,479 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 482 states. [2025-04-14 16:15:02,479 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 427 states. [2025-04-14 16:15:02,479 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:15:19,013 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:15:19,013 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:15:19,013 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:15:19,013 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:15:19,013 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:15:19,013 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:15:19,013 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:15:19,013 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:15:19,013 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:15:19,013 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:15:19,013 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:15:19,013 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:15:19,013 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:15:19,013 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:15:19,013 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:15:19,013 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:15:19,013 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:15:19,013 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 482 states. [2025-04-14 16:15:19,013 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:15:19,013 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:15:19,022 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2025-04-14 16:15:19,214 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:15:19,214 INFO L403 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:15:19,214 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:15:19,215 INFO L139 ounterexampleChecker]: Examining path program with hash 1485075539, occurence #2 [2025-04-14 16:15:19,215 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 16:15:19,215 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 16:15:19,215 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:15:19,215 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 16:15:19,215 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:15:19,215 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 16:15:19,215 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:15:19,215 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 16:15:19,215 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:15:19,215 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 645 [2025-04-14 16:15:19,221 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:15:19,221 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 693 [2025-04-14 16:15:19,227 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:15:19,227 INFO L85 PathProgramCache]: Analyzing trace with hash -348552719, now seen corresponding path program 1 times [2025-04-14 16:15:19,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2025-04-14 16:15:19,228 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92227885] [2025-04-14 16:15:19,228 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-14 16:15:19,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:15:19,242 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 694 statements into 1 equivalence classes. [2025-04-14 16:15:19,385 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 694 of 694 statements. [2025-04-14 16:15:19,385 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 16:15:19,386 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:15:20,586 INFO L134 CoverageAnalysis]: Checked inductivity of 14168 backedges. 3843 proven. 12 refuted. 0 times theorem prover too weak. 10313 trivial. 0 not checked. [2025-04-14 16:15:20,586 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2025-04-14 16:15:20,586 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92227885] [2025-04-14 16:15:20,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [92227885] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:15:20,586 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1492741852] [2025-04-14 16:15:20,586 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-14 16:15:20,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:15:20,600 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 694 statements into 1 equivalence classes. [2025-04-14 16:15:20,772 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 694 of 694 statements. [2025-04-14 16:15:20,772 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 16:15:20,772 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:15:20,778 INFO L256 TraceCheckSpWp]: Trace formula consists of 1823 conjuncts, 48 conjuncts are in the unsatisfiable core [2025-04-14 16:15:20,784 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:15:20,916 INFO L134 CoverageAnalysis]: Checked inductivity of 14168 backedges. 3843 proven. 12 refuted. 0 times theorem prover too weak. 10313 trivial. 0 not checked. [2025-04-14 16:15:20,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1492741852] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:15:20,916 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-04-14 16:15:20,916 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 9 [2025-04-14 16:15:20,916 INFO L195 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2025-04-14 16:15:20,917 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 705 [2025-04-14 16:15:20,917 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:15:20,917 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 708 [2025-04-14 16:15:20,917 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:15:20,917 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 711 [2025-04-14 16:15:20,917 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:15:20,917 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 714 [2025-04-14 16:15:20,917 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:15:20,917 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 717 [2025-04-14 16:15:20,917 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:15:20,917 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 720 [2025-04-14 16:15:20,917 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:15:20,917 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 722 [2025-04-14 16:15:20,917 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:15:20,917 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 16:15:20,917 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:15:20,918 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:15:20,918 INFO L85 PathProgramCache]: Analyzing trace with hash -715574680, now seen corresponding path program 19 times [2025-04-14 16:15:20,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:15:20,918 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239734801] [2025-04-14 16:15:20,918 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-04-14 16:15:20,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:15:20,933 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 725 statements into 1 equivalence classes. [2025-04-14 16:15:21,126 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 725 of 725 statements. [2025-04-14 16:15:21,127 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 16:15:21,127 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:15:25,126 INFO L134 CoverageAnalysis]: Checked inductivity of 14219 backedges. 4217 proven. 668 refuted. 0 times theorem prover too weak. 9334 trivial. 0 not checked. [2025-04-14 16:15:25,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:15:25,127 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239734801] [2025-04-14 16:15:25,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239734801] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:15:25,127 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [88797198] [2025-04-14 16:15:25,127 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-04-14 16:15:25,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:15:25,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:15:25,129 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:15:25,129 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2025-04-14 16:15:25,262 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 725 statements into 1 equivalence classes. [2025-04-14 16:15:25,433 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 725 of 725 statements. [2025-04-14 16:15:25,433 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 16:15:25,433 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:15:25,443 INFO L256 TraceCheckSpWp]: Trace formula consists of 1920 conjuncts, 119 conjuncts are in the unsatisfiable core [2025-04-14 16:15:25,451 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:15:29,679 INFO L134 CoverageAnalysis]: Checked inductivity of 14219 backedges. 10 proven. 14209 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 16:15:29,679 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:15:30,602 INFO L134 CoverageAnalysis]: Checked inductivity of 14219 backedges. 4312 proven. 94 refuted. 0 times theorem prover too weak. 9813 trivial. 0 not checked. [2025-04-14 16:15:30,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [88797198] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:15:30,602 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:15:30,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 120, 22] total 145 [2025-04-14 16:15:30,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329131715] [2025-04-14 16:15:30,602 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:15:30,603 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 145 states [2025-04-14 16:15:30,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:15:30,604 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 145 interpolants. [2025-04-14 16:15:30,606 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1230, Invalid=19650, Unknown=0, NotChecked=0, Total=20880 [2025-04-14 16:15:30,606 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:15:30,606 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:15:30,606 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 145 states, 145 states have (on average 6.448275862068965) internal successors, (935), 145 states have internal predecessors, (935), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:15:30,607 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:15:30,607 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:15:30,607 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:15:30,607 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:15:30,607 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:15:30,607 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:15:30,607 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:15:30,607 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:15:30,607 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:15:30,607 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:15:30,607 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:15:30,607 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:15:30,607 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:15:30,607 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:15:30,607 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:15:30,607 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:15:30,607 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:15:30,607 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 482 states. [2025-04-14 16:15:30,607 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:15:30,607 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:15:30,607 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:15:47,105 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:15:47,105 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:15:47,105 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:15:47,105 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:15:47,105 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:15:47,105 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:15:47,105 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:15:47,105 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:15:47,105 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:15:47,105 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:15:47,105 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:15:47,105 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:15:47,105 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:15:47,105 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:15:47,105 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:15:47,105 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:15:47,105 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:15:47,105 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:15:47,105 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:15:47,105 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:15:47,105 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:15:47,113 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2025-04-14 16:15:47,306 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:15:47,306 INFO L403 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:15:47,306 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:15:47,307 INFO L139 ounterexampleChecker]: Examining path program with hash 1585867037, occurence #1 [2025-04-14 16:15:47,307 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 16:15:47,307 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:15:47,307 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:15:47,307 INFO L85 PathProgramCache]: Analyzing trace with hash 160597422, now seen corresponding path program 20 times [2025-04-14 16:15:47,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:15:47,307 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741901338] [2025-04-14 16:15:47,307 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-14 16:15:47,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:15:47,322 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 719 statements into 2 equivalence classes. [2025-04-14 16:15:47,619 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 719 of 719 statements. [2025-04-14 16:15:47,619 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-14 16:15:47,619 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:16:17,614 INFO L134 CoverageAnalysis]: Checked inductivity of 14562 backedges. 0 proven. 4270 refuted. 0 times theorem prover too weak. 10292 trivial. 0 not checked. [2025-04-14 16:16:17,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:16:17,615 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741901338] [2025-04-14 16:16:17,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1741901338] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:16:17,615 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [10790020] [2025-04-14 16:16:17,615 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-14 16:16:17,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:16:17,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:16:17,617 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:16:17,618 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2025-04-14 16:16:17,707 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 719 statements into 2 equivalence classes. [2025-04-14 16:16:17,854 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 719 of 719 statements. [2025-04-14 16:16:17,855 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-14 16:16:17,855 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:16:17,870 INFO L256 TraceCheckSpWp]: Trace formula consists of 1906 conjuncts, 701 conjuncts are in the unsatisfiable core [2025-04-14 16:16:17,878 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:16:19,370 INFO L134 CoverageAnalysis]: Checked inductivity of 14562 backedges. 281 proven. 4153 refuted. 0 times theorem prover too weak. 10128 trivial. 0 not checked. [2025-04-14 16:16:19,371 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:16:22,991 INFO L134 CoverageAnalysis]: Checked inductivity of 14562 backedges. 241 proven. 4193 refuted. 0 times theorem prover too weak. 10128 trivial. 0 not checked. [2025-04-14 16:16:22,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [10790020] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:16:22,992 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:16:22,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 26, 27] total 71 [2025-04-14 16:16:22,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376843167] [2025-04-14 16:16:22,992 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:16:22,993 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 72 states [2025-04-14 16:16:22,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:16:22,993 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2025-04-14 16:16:22,993 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1099, Invalid=4013, Unknown=0, NotChecked=0, Total=5112 [2025-04-14 16:16:22,994 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:16:22,994 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:16:22,994 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 72 states, 72 states have (on average 6.083333333333333) internal successors, (438), 71 states have internal predecessors, (438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:16:22,994 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:16:22,994 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:16:22,994 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:16:22,994 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:16:22,994 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:16:22,994 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:16:22,994 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:16:22,994 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:16:22,994 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:16:22,994 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:16:22,994 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:16:22,994 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:16:22,994 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:16:22,994 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:16:22,994 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:16:22,994 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:16:22,994 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:16:22,994 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:16:22,994 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:16:22,994 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:16:22,994 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:16:22,994 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:16:23,821 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:16:23,821 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:16:23,821 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:16:23,821 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:16:23,821 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:16:23,821 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:16:23,821 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:16:23,821 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:16:23,821 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:16:23,822 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:16:23,822 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:16:23,822 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:16:23,822 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:16:23,822 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:16:23,822 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:16:23,822 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:16:23,822 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:16:23,822 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:16:23,822 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:16:23,822 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:16:23,822 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:16:23,822 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:16:23,832 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2025-04-14 16:16:24,022 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2025-04-14 16:16:24,023 INFO L403 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:16:24,023 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:16:24,023 INFO L139 ounterexampleChecker]: Examining path program with hash 1585867037, occurence #2 [2025-04-14 16:16:24,023 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 16:16:24,023 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 16:16:24,023 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:16:24,023 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 16:16:24,023 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:16:24,023 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 16:16:24,023 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:16:24,023 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 16:16:24,023 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:16:24,024 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 651 [2025-04-14 16:16:24,024 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:16:24,024 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 654 [2025-04-14 16:16:24,024 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:16:24,024 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 657 [2025-04-14 16:16:24,024 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:16:24,024 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 660 [2025-04-14 16:16:24,024 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:16:24,024 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 663 [2025-04-14 16:16:24,024 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:16:24,024 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 666 [2025-04-14 16:16:24,024 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:16:24,024 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 669 [2025-04-14 16:16:24,024 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:16:24,024 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 672 [2025-04-14 16:16:24,024 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:16:24,025 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 674 [2025-04-14 16:16:24,025 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:16:24,025 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 16:16:24,025 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:16:24,025 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:16:24,025 INFO L85 PathProgramCache]: Analyzing trace with hash 130564550, now seen corresponding path program 21 times [2025-04-14 16:16:24,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:16:24,025 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875700063] [2025-04-14 16:16:24,025 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-14 16:16:24,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:16:24,040 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 677 statements into 46 equivalence classes. [2025-04-14 16:16:24,579 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 46 check-sat command(s) and asserted 677 of 677 statements. [2025-04-14 16:16:24,580 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 46 check-sat command(s) [2025-04-14 16:16:24,580 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:16:27,809 INFO L134 CoverageAnalysis]: Checked inductivity of 12354 backedges. 1540 proven. 1013 refuted. 0 times theorem prover too weak. 9801 trivial. 0 not checked. [2025-04-14 16:16:27,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:16:27,809 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875700063] [2025-04-14 16:16:27,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [875700063] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:16:27,810 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1076944548] [2025-04-14 16:16:27,810 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-14 16:16:27,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:16:27,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:16:27,811 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:16:27,812 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2025-04-14 16:16:27,890 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 677 statements into 46 equivalence classes. [2025-04-14 16:16:28,216 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 46 check-sat command(s) and asserted 677 of 677 statements. [2025-04-14 16:16:28,216 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 46 check-sat command(s) [2025-04-14 16:16:28,216 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:16:28,229 INFO L256 TraceCheckSpWp]: Trace formula consists of 1800 conjuncts, 111 conjuncts are in the unsatisfiable core [2025-04-14 16:16:28,235 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:16:31,920 INFO L134 CoverageAnalysis]: Checked inductivity of 12354 backedges. 240 proven. 12114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 16:16:31,920 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:16:32,711 INFO L134 CoverageAnalysis]: Checked inductivity of 12354 backedges. 1571 proven. 491 refuted. 0 times theorem prover too weak. 10292 trivial. 0 not checked. [2025-04-14 16:16:32,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1076944548] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:16:32,711 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:16:32,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 112, 25] total 140 [2025-04-14 16:16:32,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930593175] [2025-04-14 16:16:32,711 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:16:32,712 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 140 states [2025-04-14 16:16:32,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:16:32,713 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 140 interpolants. [2025-04-14 16:16:32,715 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1194, Invalid=18266, Unknown=0, NotChecked=0, Total=19460 [2025-04-14 16:16:32,715 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:16:32,715 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:16:32,716 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 140 states, 140 states have (on average 6.328571428571428) internal successors, (886), 140 states have internal predecessors, (886), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:16:32,716 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:16:32,716 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:16:32,716 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:16:32,716 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:16:32,716 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:16:32,716 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:16:32,716 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:16:32,716 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:16:32,716 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:16:32,716 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:16:32,716 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:16:32,716 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:16:32,716 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:16:32,716 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:16:32,716 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:16:32,716 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:16:32,716 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:16:32,716 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:16:32,716 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:16:32,716 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:16:32,716 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:16:32,716 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:16:32,716 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:16:50,314 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:16:50,314 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:16:50,314 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:16:50,314 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:16:50,314 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:16:50,314 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:16:50,314 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:16:50,314 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:16:50,314 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:16:50,314 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:16:50,315 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:16:50,315 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:16:50,315 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:16:50,315 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:16:50,315 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:16:50,315 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:16:50,315 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:16:50,315 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:16:50,315 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:16:50,315 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:16:50,315 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:16:50,315 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:16:50,315 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:16:50,324 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2025-04-14 16:16:50,515 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2025-04-14 16:16:50,516 INFO L403 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:16:50,516 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:16:50,516 INFO L139 ounterexampleChecker]: Examining path program with hash 1585867037, occurence #3 [2025-04-14 16:16:50,516 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 16:16:50,516 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 16:16:50,516 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:16:50,516 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 16:16:50,516 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:16:50,516 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 16:16:50,516 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:16:50,516 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 16:16:50,516 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:16:50,517 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 663 [2025-04-14 16:16:50,517 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:16:50,517 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 666 [2025-04-14 16:16:50,517 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:16:50,517 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 669 [2025-04-14 16:16:50,517 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:16:50,517 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 672 [2025-04-14 16:16:50,517 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:16:50,517 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 675 [2025-04-14 16:16:50,517 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:16:50,517 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 678 [2025-04-14 16:16:50,517 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:16:50,517 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 681 [2025-04-14 16:16:50,517 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:16:50,517 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 684 [2025-04-14 16:16:50,518 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:16:50,518 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 687 [2025-04-14 16:16:50,518 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:16:50,518 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 690 [2025-04-14 16:16:50,518 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:16:50,518 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 692 [2025-04-14 16:16:50,518 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:16:50,518 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 16:16:50,518 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:16:50,518 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:16:50,518 INFO L85 PathProgramCache]: Analyzing trace with hash 12479762, now seen corresponding path program 22 times [2025-04-14 16:16:50,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:16:50,519 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969681226] [2025-04-14 16:16:50,519 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-14 16:16:50,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:16:50,532 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 695 statements into 2 equivalence classes. [2025-04-14 16:16:50,814 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 695 of 695 statements. [2025-04-14 16:16:50,814 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-04-14 16:16:50,814 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:17:17,918 INFO L134 CoverageAnalysis]: Checked inductivity of 12950 backedges. 117 proven. 2119 refuted. 0 times theorem prover too weak. 10714 trivial. 0 not checked. [2025-04-14 16:17:17,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:17:17,918 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969681226] [2025-04-14 16:17:17,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1969681226] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:17:17,918 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2118542414] [2025-04-14 16:17:17,918 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-14 16:17:17,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:17:17,918 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:17:17,920 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:17:17,921 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2025-04-14 16:17:18,003 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 695 statements into 2 equivalence classes. [2025-04-14 16:17:18,149 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 695 of 695 statements. [2025-04-14 16:17:18,149 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-04-14 16:17:18,149 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:17:18,165 INFO L256 TraceCheckSpWp]: Trace formula consists of 1846 conjuncts, 679 conjuncts are in the unsatisfiable core [2025-04-14 16:17:18,172 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:17:19,777 INFO L134 CoverageAnalysis]: Checked inductivity of 12950 backedges. 3 proven. 2152 refuted. 0 times theorem prover too weak. 10795 trivial. 0 not checked. [2025-04-14 16:17:19,777 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:17:23,618 INFO L134 CoverageAnalysis]: Checked inductivity of 12950 backedges. 0 proven. 2155 refuted. 0 times theorem prover too weak. 10795 trivial. 0 not checked. [2025-04-14 16:17:23,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2118542414] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:17:23,619 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:17:23,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 37, 37] total 97 [2025-04-14 16:17:23,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498383626] [2025-04-14 16:17:23,619 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:17:23,620 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 98 states [2025-04-14 16:17:23,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:17:23,620 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2025-04-14 16:17:23,621 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1202, Invalid=8304, Unknown=0, NotChecked=0, Total=9506 [2025-04-14 16:17:23,621 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:17:23,621 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:17:23,621 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 98 states, 98 states have (on average 5.091836734693878) internal successors, (499), 97 states have internal predecessors, (499), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:17:23,621 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:17:23,621 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:17:23,621 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:17:23,621 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:17:23,621 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:17:23,621 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:17:23,621 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:17:23,621 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:17:23,622 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:17:23,622 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:17:23,622 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:17:23,622 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:17:23,622 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:17:23,622 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:17:23,622 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:17:23,622 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:17:23,622 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:17:23,622 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:17:23,622 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:17:23,622 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:17:23,622 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:17:23,622 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:17:23,622 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:17:23,622 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:17:25,635 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:17:25,635 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:17:25,635 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:17:25,635 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:17:25,635 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:17:25,635 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:17:25,635 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:17:25,635 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:17:25,635 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:17:25,635 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:17:25,635 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:17:25,635 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:17:25,635 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:17:25,635 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:17:25,635 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:17:25,635 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:17:25,635 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:17:25,635 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:17:25,635 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:17:25,635 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:17:25,636 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:17:25,636 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:17:25,636 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:17:25,636 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:17:25,645 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2025-04-14 16:17:25,836 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2025-04-14 16:17:25,836 INFO L403 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:17:25,836 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:17:25,837 INFO L139 ounterexampleChecker]: Examining path program with hash 1585867037, occurence #4 [2025-04-14 16:17:25,837 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 16:17:25,837 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 16:17:25,837 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:17:25,837 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 16:17:25,837 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:17:25,837 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 16:17:25,837 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:17:25,837 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 16:17:25,837 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:17:25,838 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 672 [2025-04-14 16:17:25,838 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:17:25,838 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 675 [2025-04-14 16:17:25,838 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:17:25,838 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 678 [2025-04-14 16:17:25,838 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:17:25,838 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 681 [2025-04-14 16:17:25,838 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:17:25,838 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 684 [2025-04-14 16:17:25,838 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:17:25,838 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 687 [2025-04-14 16:17:25,838 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:17:25,838 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 690 [2025-04-14 16:17:25,838 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:17:25,838 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 693 [2025-04-14 16:17:25,838 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:17:25,838 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 696 [2025-04-14 16:17:25,838 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:17:25,838 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 699 [2025-04-14 16:17:25,838 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:17:25,839 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 701 [2025-04-14 16:17:25,839 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:17:25,839 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 16:17:25,839 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:17:25,839 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:17:25,839 INFO L85 PathProgramCache]: Analyzing trace with hash -75213704, now seen corresponding path program 23 times [2025-04-14 16:17:25,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:17:25,839 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559752738] [2025-04-14 16:17:25,839 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-14 16:17:25,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:17:25,852 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 704 statements into 47 equivalence classes. [2025-04-14 16:17:26,019 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) and asserted 704 of 704 statements. [2025-04-14 16:17:26,020 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) [2025-04-14 16:17:26,020 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:17:29,388 INFO L134 CoverageAnalysis]: Checked inductivity of 13020 backedges. 1672 proven. 553 refuted. 0 times theorem prover too weak. 10795 trivial. 0 not checked. [2025-04-14 16:17:29,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:17:29,388 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559752738] [2025-04-14 16:17:29,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559752738] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:17:29,388 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [319058004] [2025-04-14 16:17:29,388 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-14 16:17:29,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:17:29,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:17:29,390 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:17:29,390 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2025-04-14 16:17:29,473 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 704 statements into 47 equivalence classes. [2025-04-14 16:17:29,670 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) and asserted 704 of 704 statements. [2025-04-14 16:17:29,671 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) [2025-04-14 16:17:29,671 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:17:29,682 INFO L256 TraceCheckSpWp]: Trace formula consists of 1868 conjuncts, 116 conjuncts are in the unsatisfiable core [2025-04-14 16:17:29,687 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:17:33,549 INFO L134 CoverageAnalysis]: Checked inductivity of 13020 backedges. 310 proven. 12710 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 16:17:33,549 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:17:34,524 INFO L134 CoverageAnalysis]: Checked inductivity of 13020 backedges. 1807 proven. 418 refuted. 0 times theorem prover too weak. 10795 trivial. 0 not checked. [2025-04-14 16:17:34,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [319058004] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:17:34,524 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:17:34,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 117, 28] total 156 [2025-04-14 16:17:34,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518458268] [2025-04-14 16:17:34,524 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:17:34,525 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 156 states [2025-04-14 16:17:34,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:17:34,526 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 156 interpolants. [2025-04-14 16:17:34,528 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1166, Invalid=23014, Unknown=0, NotChecked=0, Total=24180 [2025-04-14 16:17:34,528 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:17:34,528 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:17:34,528 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 156 states, 156 states have (on average 6.403846153846154) internal successors, (999), 156 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:17:34,529 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:17:34,529 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:17:34,529 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:17:34,529 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:17:34,529 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:17:34,529 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:17:34,529 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:17:34,529 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:17:34,529 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:17:34,529 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:17:34,529 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:17:34,529 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:17:34,529 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:17:34,529 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:17:34,529 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:17:34,529 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:17:34,529 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:17:34,529 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:17:34,529 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:17:34,529 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:17:34,529 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:17:34,529 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:17:34,529 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:17:34,529 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:17:34,529 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:18:04,867 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:18:04,867 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:18:04,867 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:18:04,867 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:18:04,867 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:18:04,867 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:18:04,867 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:18:04,867 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:18:04,867 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:18:04,867 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:18:04,867 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:18:04,867 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:18:04,867 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:18:04,867 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:18:04,867 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:18:04,867 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:18:04,867 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:18:04,867 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:18:04,867 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:18:04,867 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:18:04,867 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:18:04,867 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:18:04,867 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:18:04,867 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:18:04,868 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 501 states. [2025-04-14 16:18:04,876 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2025-04-14 16:18:05,068 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:18:05,068 INFO L403 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:18:05,068 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:18:05,069 INFO L139 ounterexampleChecker]: Examining path program with hash 1585867037, occurence #5 [2025-04-14 16:18:05,069 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 16:18:05,069 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 16:18:05,069 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:18:05,069 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 16:18:05,069 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:18:05,069 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 16:18:05,069 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:18:05,069 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 16:18:05,069 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:18:05,069 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 684 [2025-04-14 16:18:05,069 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:18:05,069 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 687 [2025-04-14 16:18:05,069 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:18:05,070 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 690 [2025-04-14 16:18:05,070 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:18:05,070 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 693 [2025-04-14 16:18:05,070 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:18:05,070 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 696 [2025-04-14 16:18:05,070 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:18:05,070 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 699 [2025-04-14 16:18:05,070 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:18:05,070 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 702 [2025-04-14 16:18:05,070 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:18:05,070 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 705 [2025-04-14 16:18:05,070 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:18:05,070 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 708 [2025-04-14 16:18:05,070 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:18:05,070 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 711 [2025-04-14 16:18:05,070 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:18:05,070 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 714 [2025-04-14 16:18:05,070 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:18:05,070 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 716 [2025-04-14 16:18:05,070 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:18:05,071 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 16:18:05,071 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:18:05,071 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:18:05,071 INFO L85 PathProgramCache]: Analyzing trace with hash -1845337298, now seen corresponding path program 24 times [2025-04-14 16:18:05,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:18:05,071 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836789832] [2025-04-14 16:18:05,071 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-14 16:18:05,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:18:05,086 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 719 statements into 48 equivalence classes. [2025-04-14 16:18:05,415 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 48 check-sat command(s) and asserted 719 of 719 statements. [2025-04-14 16:18:05,415 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 48 check-sat command(s) [2025-04-14 16:18:05,415 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:18:25,514 INFO L134 CoverageAnalysis]: Checked inductivity of 13606 backedges. 179 proven. 2203 refuted. 0 times theorem prover too weak. 11224 trivial. 0 not checked. [2025-04-14 16:18:25,515 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:18:25,515 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836789832] [2025-04-14 16:18:25,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836789832] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:18:25,515 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1734259056] [2025-04-14 16:18:25,515 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-14 16:18:25,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:18:25,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:18:25,517 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:18:25,517 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2025-04-14 16:18:25,601 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 719 statements into 48 equivalence classes. [2025-04-14 16:18:25,871 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 48 check-sat command(s) and asserted 719 of 719 statements. [2025-04-14 16:18:25,871 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 48 check-sat command(s) [2025-04-14 16:18:25,871 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:18:25,887 INFO L256 TraceCheckSpWp]: Trace formula consists of 1906 conjuncts, 933 conjuncts are in the unsatisfiable core [2025-04-14 16:18:25,894 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:18:27,258 INFO L134 CoverageAnalysis]: Checked inductivity of 13606 backedges. 0 proven. 2293 refuted. 0 times theorem prover too weak. 11313 trivial. 0 not checked. [2025-04-14 16:18:27,258 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:18:28,022 INFO L134 CoverageAnalysis]: Checked inductivity of 13606 backedges. 0 proven. 2293 refuted. 0 times theorem prover too weak. 11313 trivial. 0 not checked. [2025-04-14 16:18:28,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1734259056] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:18:28,023 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:18:28,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 26, 15] total 80 [2025-04-14 16:18:28,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253472647] [2025-04-14 16:18:28,023 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:18:28,024 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 81 states [2025-04-14 16:18:28,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:18:28,024 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants. [2025-04-14 16:18:28,025 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1068, Invalid=5412, Unknown=0, NotChecked=0, Total=6480 [2025-04-14 16:18:28,025 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:18:28,025 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:18:28,025 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 81 states, 81 states have (on average 6.3580246913580245) internal successors, (515), 80 states have internal predecessors, (515), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:18:28,025 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:18:28,025 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:18:28,025 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:18:28,025 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:18:28,025 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:18:28,025 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:18:28,025 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:18:28,025 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:18:28,025 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:18:28,025 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:18:28,025 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:18:28,025 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:18:28,025 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:18:28,025 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:18:28,026 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:18:28,026 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:18:28,026 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:18:28,026 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:18:28,026 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:18:28,026 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:18:28,026 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:18:28,026 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:18:28,026 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:18:28,026 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:18:28,026 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 501 states. [2025-04-14 16:18:28,026 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:18:29,520 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:18:29,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:18:29,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:18:29,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:18:29,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:18:29,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:18:29,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:18:29,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:18:29,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:18:29,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:18:29,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:18:29,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:18:29,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:18:29,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:18:29,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:18:29,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:18:29,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:18:29,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:18:29,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:18:29,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:18:29,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:18:29,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:18:29,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:18:29,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:18:29,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 501 states. [2025-04-14 16:18:29,521 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:18:29,530 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2025-04-14 16:18:29,722 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2025-04-14 16:18:29,722 INFO L403 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:18:29,722 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:18:29,723 INFO L139 ounterexampleChecker]: Examining path program with hash 1585867037, occurence #6 [2025-04-14 16:18:29,723 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 16:18:29,723 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 16:18:29,723 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:18:29,723 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 16:18:29,723 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:18:29,723 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 16:18:29,723 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:18:29,723 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 16:18:29,723 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:18:29,723 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 693 [2025-04-14 16:18:29,723 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:18:29,723 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 696 [2025-04-14 16:18:29,723 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:18:29,723 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 699 [2025-04-14 16:18:29,723 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:18:29,723 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 702 [2025-04-14 16:18:29,724 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:18:29,724 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 705 [2025-04-14 16:18:29,724 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:18:29,724 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 708 [2025-04-14 16:18:29,724 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:18:29,724 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 711 [2025-04-14 16:18:29,724 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:18:29,724 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 714 [2025-04-14 16:18:29,724 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:18:29,724 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 717 [2025-04-14 16:18:29,724 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:18:29,724 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 720 [2025-04-14 16:18:29,724 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:18:29,724 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 723 [2025-04-14 16:18:29,724 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:18:29,724 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 725 [2025-04-14 16:18:29,724 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:18:29,724 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 16:18:29,724 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:18:29,725 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:18:29,725 INFO L85 PathProgramCache]: Analyzing trace with hash -1260090628, now seen corresponding path program 25 times [2025-04-14 16:18:29,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:18:29,725 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510722020] [2025-04-14 16:18:29,725 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-04-14 16:18:29,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:18:29,739 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 728 statements into 1 equivalence classes. [2025-04-14 16:18:29,919 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 728 of 728 statements. [2025-04-14 16:18:29,919 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 16:18:29,919 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:18:33,679 INFO L134 CoverageAnalysis]: Checked inductivity of 13685 backedges. 1616 proven. 1274 refuted. 0 times theorem prover too weak. 10795 trivial. 0 not checked. [2025-04-14 16:18:33,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:18:33,679 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510722020] [2025-04-14 16:18:33,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1510722020] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:18:33,679 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [60440306] [2025-04-14 16:18:33,679 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-04-14 16:18:33,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:18:33,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:18:33,682 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:18:33,682 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2025-04-14 16:18:33,763 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 728 statements into 1 equivalence classes. [2025-04-14 16:18:33,888 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 728 of 728 statements. [2025-04-14 16:18:33,888 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 16:18:33,888 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:18:33,896 INFO L256 TraceCheckSpWp]: Trace formula consists of 1928 conjuncts, 120 conjuncts are in the unsatisfiable core [2025-04-14 16:18:33,901 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:18:38,051 INFO L134 CoverageAnalysis]: Checked inductivity of 13685 backedges. 389 proven. 13296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 16:18:38,051 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:18:39,011 INFO L134 CoverageAnalysis]: Checked inductivity of 13685 backedges. 1644 proven. 731 refuted. 0 times theorem prover too weak. 11310 trivial. 0 not checked. [2025-04-14 16:18:39,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [60440306] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:18:39,011 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:18:39,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 121, 30] total 151 [2025-04-14 16:18:39,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914148944] [2025-04-14 16:18:39,011 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:18:39,012 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 151 states [2025-04-14 16:18:39,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:18:39,013 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 151 interpolants. [2025-04-14 16:18:39,015 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1173, Invalid=21477, Unknown=0, NotChecked=0, Total=22650 [2025-04-14 16:18:39,016 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:18:39,016 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:18:39,016 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 151 states, 151 states have (on average 6.178807947019868) internal successors, (933), 151 states have internal predecessors, (933), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:18:39,016 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:18:39,016 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:18:39,016 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:18:39,016 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:18:39,016 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:18:39,016 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:18:39,016 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:18:39,016 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:18:39,016 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:18:39,016 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:18:39,016 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:18:39,016 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:18:39,016 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:18:39,016 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:18:39,016 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:18:39,016 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:18:39,016 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:18:39,016 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:18:39,016 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:18:39,016 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:18:39,016 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:18:39,017 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:18:39,017 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:18:39,017 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:18:39,017 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 501 states. [2025-04-14 16:18:39,017 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:18:39,017 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:19:00,382 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:19:00,382 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:19:00,382 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:19:00,382 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:19:00,382 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:19:00,382 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:19:00,382 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:19:00,382 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:19:00,382 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:19:00,382 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:19:00,382 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:19:00,382 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:19:00,382 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:19:00,382 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:19:00,382 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:19:00,382 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:19:00,382 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:19:00,382 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:19:00,382 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:19:00,382 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:19:00,382 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:19:00,382 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:19:00,383 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:19:00,383 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:19:00,383 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 501 states. [2025-04-14 16:19:00,383 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:19:00,383 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-04-14 16:19:00,391 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2025-04-14 16:19:00,583 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2025-04-14 16:19:00,583 INFO L403 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:19:00,583 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:19:00,584 INFO L139 ounterexampleChecker]: Examining path program with hash 1585867037, occurence #7 [2025-04-14 16:19:00,584 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 16:19:00,584 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 16:19:00,584 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:19:00,584 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 16:19:00,584 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:19:00,584 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 16:19:00,584 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:19:00,584 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 16:19:00,584 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:19:00,585 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 705 [2025-04-14 16:19:00,585 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:19:00,585 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 708 [2025-04-14 16:19:00,585 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:19:00,585 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 711 [2025-04-14 16:19:00,585 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:19:00,585 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 714 [2025-04-14 16:19:00,585 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:19:00,585 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 717 [2025-04-14 16:19:00,585 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:19:00,585 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 720 [2025-04-14 16:19:00,585 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:19:00,585 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 723 [2025-04-14 16:19:00,585 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:19:00,585 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 726 [2025-04-14 16:19:00,585 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:19:00,585 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 729 [2025-04-14 16:19:00,585 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:19:00,586 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 732 [2025-04-14 16:19:00,586 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:19:00,586 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 735 [2025-04-14 16:19:00,586 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:19:00,586 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 738 [2025-04-14 16:19:00,586 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:19:00,586 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 740 [2025-04-14 16:19:00,586 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:19:00,586 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 16:19:00,586 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:19:00,586 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:19:00,586 INFO L85 PathProgramCache]: Analyzing trace with hash -935851478, now seen corresponding path program 26 times [2025-04-14 16:19:00,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:19:00,586 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864393958] [2025-04-14 16:19:00,587 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-14 16:19:00,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:19:00,601 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 743 statements into 2 equivalence classes. [2025-04-14 16:19:00,910 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 743 of 743 statements. [2025-04-14 16:19:00,910 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-14 16:19:00,910 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:19:33,196 INFO L134 CoverageAnalysis]: Checked inductivity of 14286 backedges. 0 proven. 2446 refuted. 0 times theorem prover too weak. 11840 trivial. 0 not checked. [2025-04-14 16:19:33,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:19:33,196 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864393958] [2025-04-14 16:19:33,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864393958] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:19:33,196 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [544763708] [2025-04-14 16:19:33,196 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-14 16:19:33,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:19:33,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:19:33,198 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:19:33,199 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2025-04-14 16:19:33,284 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 743 statements into 2 equivalence classes. [2025-04-14 16:19:33,435 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 743 of 743 statements. [2025-04-14 16:19:33,435 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-14 16:19:33,435 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:19:33,451 INFO L256 TraceCheckSpWp]: Trace formula consists of 1966 conjuncts, 725 conjuncts are in the unsatisfiable core [2025-04-14 16:19:33,458 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:19:35,147 INFO L134 CoverageAnalysis]: Checked inductivity of 14286 backedges. 386 proven. 2236 refuted. 0 times theorem prover too weak. 11664 trivial. 0 not checked. [2025-04-14 16:19:35,147 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:19:39,224 INFO L134 CoverageAnalysis]: Checked inductivity of 14286 backedges. 331 proven. 2291 refuted. 0 times theorem prover too weak. 11664 trivial. 0 not checked. [2025-04-14 16:19:39,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [544763708] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:19:39,224 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:19:39,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 32, 33] total 89 [2025-04-14 16:19:39,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54700086] [2025-04-14 16:19:39,224 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:19:39,225 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 90 states [2025-04-14 16:19:39,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:19:39,226 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 90 interpolants. [2025-04-14 16:19:39,226 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1723, Invalid=6287, Unknown=0, NotChecked=0, Total=8010 [2025-04-14 16:19:39,226 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:19:39,226 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:19:39,227 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 90 states, 90 states have (on average 6.066666666666666) internal successors, (546), 89 states have internal predecessors, (546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 501 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-04-14 16:19:39,227 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:19:40,359 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:19:40,359 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:19:40,359 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:19:40,359 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:19:40,359 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:19:40,359 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:19:40,359 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:19:40,359 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:19:40,359 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:19:40,359 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:19:40,359 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:19:40,359 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:19:40,359 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:19:40,359 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:19:40,359 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:19:40,359 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:19:40,359 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:19:40,360 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:19:40,360 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:19:40,360 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:19:40,360 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:19:40,360 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:19:40,360 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:19:40,360 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:19:40,360 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 501 states. [2025-04-14 16:19:40,360 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:19:40,360 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-04-14 16:19:40,360 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:19:40,369 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2025-04-14 16:19:40,560 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,27 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:19:40,560 INFO L403 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:19:40,560 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:19:40,561 INFO L139 ounterexampleChecker]: Examining path program with hash 1585867037, occurence #8 [2025-04-14 16:19:40,561 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 16:19:40,561 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 16:19:40,561 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:19:40,561 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 16:19:40,561 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:19:40,561 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 16:19:40,561 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:19:40,561 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 16:19:40,561 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:19:40,565 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 714 [2025-04-14 16:19:40,565 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:19:40,565 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 717 [2025-04-14 16:19:40,565 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:19:40,565 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 720 [2025-04-14 16:19:40,565 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:19:40,565 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 723 [2025-04-14 16:19:40,565 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:19:40,565 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 726 [2025-04-14 16:19:40,565 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:19:40,565 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 729 [2025-04-14 16:19:40,565 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:19:40,565 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 732 [2025-04-14 16:19:40,565 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:19:40,565 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 735 [2025-04-14 16:19:40,565 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:19:40,565 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 738 [2025-04-14 16:19:40,565 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:19:40,565 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 741 [2025-04-14 16:19:40,565 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:19:40,565 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 744 [2025-04-14 16:19:40,565 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:19:40,565 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 747 [2025-04-14 16:19:40,565 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:19:40,565 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 749 [2025-04-14 16:19:40,566 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:19:40,566 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 16:19:40,566 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:19:40,566 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:19:40,566 INFO L85 PathProgramCache]: Analyzing trace with hash 1644519008, now seen corresponding path program 27 times [2025-04-14 16:19:40,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:19:40,566 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733186413] [2025-04-14 16:19:40,566 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-14 16:19:40,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:19:40,581 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 752 statements into 49 equivalence classes. [2025-04-14 16:19:41,075 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 49 check-sat command(s) and asserted 752 of 752 statements. [2025-04-14 16:19:41,075 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 49 check-sat command(s) [2025-04-14 16:19:41,075 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:19:45,313 INFO L134 CoverageAnalysis]: Checked inductivity of 14374 backedges. 1870 proven. 1194 refuted. 0 times theorem prover too weak. 11310 trivial. 0 not checked. [2025-04-14 16:19:45,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:19:45,314 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733186413] [2025-04-14 16:19:45,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733186413] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:19:45,314 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [349184925] [2025-04-14 16:19:45,314 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-14 16:19:45,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:19:45,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:19:45,316 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:19:45,316 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2025-04-14 16:19:45,399 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 752 statements into 49 equivalence classes. [2025-04-14 16:19:45,722 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 49 check-sat command(s) and asserted 752 of 752 statements. [2025-04-14 16:19:45,723 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 49 check-sat command(s) [2025-04-14 16:19:45,723 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:19:45,733 INFO L256 TraceCheckSpWp]: Trace formula consists of 1988 conjuncts, 124 conjuncts are in the unsatisfiable core [2025-04-14 16:19:45,738 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:19:50,153 INFO L134 CoverageAnalysis]: Checked inductivity of 14374 backedges. 477 proven. 13897 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 16:19:50,153 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:19:51,162 INFO L134 CoverageAnalysis]: Checked inductivity of 14374 backedges. 1901 proven. 636 refuted. 0 times theorem prover too weak. 11837 trivial. 0 not checked. [2025-04-14 16:19:51,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [349184925] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:19:51,163 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:19:51,163 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 125, 32] total 157 [2025-04-14 16:19:51,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218545263] [2025-04-14 16:19:51,163 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:19:51,164 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 157 states [2025-04-14 16:19:51,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:19:51,165 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 157 interpolants. [2025-04-14 16:19:51,166 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1275, Invalid=23217, Unknown=0, NotChecked=0, Total=24492 [2025-04-14 16:19:51,166 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:19:51,166 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:19:51,166 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 157 states, 157 states have (on average 6.13375796178344) internal successors, (963), 157 states have internal predecessors, (963), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:19:51,166 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 501 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:19:51,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 501 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-04-14 16:20:10,835 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:20:10,836 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 227 states. [2025-04-14 16:20:10,845 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2025-04-14 16:20:11,036 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,28 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:20:11,036 INFO L403 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:20:11,036 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:20:11,037 INFO L139 ounterexampleChecker]: Examining path program with hash 1585867037, occurence #9 [2025-04-14 16:20:11,037 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 16:20:11,037 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 16:20:11,037 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:20:11,037 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 16:20:11,037 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:20:11,037 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 16:20:11,037 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:20:11,037 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 16:20:11,037 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:20:11,037 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 726 [2025-04-14 16:20:11,037 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:20:11,037 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 729 [2025-04-14 16:20:11,037 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:20:11,038 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 732 [2025-04-14 16:20:11,038 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:20:11,038 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 735 [2025-04-14 16:20:11,038 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:20:11,038 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 738 [2025-04-14 16:20:11,038 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:20:11,038 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 741 [2025-04-14 16:20:11,038 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:20:11,038 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 744 [2025-04-14 16:20:11,038 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:20:11,038 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 747 [2025-04-14 16:20:11,038 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:20:11,038 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 750 [2025-04-14 16:20:11,038 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:20:11,038 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 753 [2025-04-14 16:20:11,038 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:20:11,038 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 756 [2025-04-14 16:20:11,038 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:20:11,038 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 759 [2025-04-14 16:20:11,038 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:20:11,038 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 762 [2025-04-14 16:20:11,038 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:20:11,038 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 764 [2025-04-14 16:20:11,038 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:20:11,038 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 16:20:11,038 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:20:11,039 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:20:11,039 INFO L85 PathProgramCache]: Analyzing trace with hash -773232570, now seen corresponding path program 28 times [2025-04-14 16:20:11,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:20:11,039 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895572749] [2025-04-14 16:20:11,039 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-14 16:20:11,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:20:11,054 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 767 statements into 2 equivalence classes. [2025-04-14 16:20:11,384 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 767 of 767 statements. [2025-04-14 16:20:11,384 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-04-14 16:20:11,384 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:20:47,223 INFO L134 CoverageAnalysis]: Checked inductivity of 14990 backedges. 210 proven. 2491 refuted. 0 times theorem prover too weak. 12289 trivial. 0 not checked. [2025-04-14 16:20:47,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:20:47,224 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895572749] [2025-04-14 16:20:47,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895572749] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:20:47,224 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [163318114] [2025-04-14 16:20:47,224 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-14 16:20:47,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:20:47,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:20:47,226 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:20:47,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2025-04-14 16:20:47,312 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 767 statements into 2 equivalence classes. [2025-04-14 16:20:47,479 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 767 of 767 statements. [2025-04-14 16:20:47,479 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-04-14 16:20:47,479 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:20:47,500 INFO L256 TraceCheckSpWp]: Trace formula consists of 2026 conjuncts, 751 conjuncts are in the unsatisfiable core [2025-04-14 16:20:47,507 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:20:49,571 INFO L134 CoverageAnalysis]: Checked inductivity of 14990 backedges. 3 proven. 2611 refuted. 0 times theorem prover too weak. 12376 trivial. 0 not checked. [2025-04-14 16:20:49,571 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:20:54,339 INFO L134 CoverageAnalysis]: Checked inductivity of 14990 backedges. 0 proven. 2614 refuted. 0 times theorem prover too weak. 12376 trivial. 0 not checked. [2025-04-14 16:20:54,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [163318114] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:20:54,340 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:20:54,340 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 46, 46] total 121 [2025-04-14 16:20:54,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156462606] [2025-04-14 16:20:54,340 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:20:54,341 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 122 states [2025-04-14 16:20:54,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:20:54,341 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 122 interpolants. [2025-04-14 16:20:54,342 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1793, Invalid=12969, Unknown=0, NotChecked=0, Total=14762 [2025-04-14 16:20:54,342 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:20:54,342 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:20:54,342 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 122 states, 122 states have (on average 4.975409836065574) internal successors, (607), 121 states have internal predecessors, (607), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:20:54,342 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:20:54,342 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:20:54,342 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:20:54,342 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:20:54,342 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:20:54,342 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:20:54,343 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:20:54,343 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:20:54,343 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:20:54,343 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:20:54,343 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:20:54,343 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:20:54,343 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:20:54,343 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:20:54,343 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:20:54,343 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:20:54,343 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:20:54,343 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:20:54,343 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:20:54,343 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:20:54,343 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:20:54,343 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:20:54,343 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:20:54,343 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:20:54,343 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 501 states. [2025-04-14 16:20:54,343 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:20:54,343 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-04-14 16:20:54,343 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:20:54,343 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 227 states. [2025-04-14 16:20:54,343 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:20:57,316 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:20:57,316 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:20:57,316 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:20:57,316 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:20:57,316 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:20:57,316 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:20:57,316 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:20:57,316 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:20:57,316 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:20:57,316 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:20:57,316 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:20:57,316 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:20:57,316 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:20:57,316 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:20:57,316 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:20:57,317 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:20:57,317 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:20:57,317 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:20:57,317 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:20:57,317 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:20:57,317 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:20:57,317 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:20:57,317 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:20:57,317 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:20:57,317 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 501 states. [2025-04-14 16:20:57,317 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:20:57,317 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-04-14 16:20:57,317 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:20:57,317 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 227 states. [2025-04-14 16:20:57,317 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-14 16:20:57,327 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Ended with exit code 0 [2025-04-14 16:20:57,517 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,29 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:20:57,518 INFO L403 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:20:57,518 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:20:57,518 INFO L139 ounterexampleChecker]: Examining path program with hash 1585867037, occurence #10 [2025-04-14 16:20:57,518 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 16:20:57,518 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 16:20:57,518 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:20:57,518 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 16:20:57,518 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:20:57,519 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 16:20:57,519 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:20:57,519 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 16:20:57,519 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:20:57,519 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 735 [2025-04-14 16:20:57,519 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:20:57,519 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 738 [2025-04-14 16:20:57,519 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:20:57,519 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 741 [2025-04-14 16:20:57,519 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:20:57,519 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 744 [2025-04-14 16:20:57,519 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:20:57,520 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 747 [2025-04-14 16:20:57,520 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:20:57,520 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 750 [2025-04-14 16:20:57,520 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:20:57,520 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 753 [2025-04-14 16:20:57,520 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:20:57,520 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 756 [2025-04-14 16:20:57,520 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:20:57,520 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 759 [2025-04-14 16:20:57,520 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:20:57,520 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 762 [2025-04-14 16:20:57,520 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:20:57,520 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 765 [2025-04-14 16:20:57,520 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:20:57,520 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 768 [2025-04-14 16:20:57,520 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:20:57,520 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 771 [2025-04-14 16:20:57,520 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:20:57,520 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 773 [2025-04-14 16:20:57,520 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:20:57,520 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 16:20:57,520 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:20:57,521 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:20:57,521 INFO L85 PathProgramCache]: Analyzing trace with hash 806802660, now seen corresponding path program 29 times [2025-04-14 16:20:57,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:20:57,521 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622737971] [2025-04-14 16:20:57,521 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-14 16:20:57,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:20:57,537 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 776 statements into 50 equivalence classes. [2025-04-14 16:20:57,717 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 50 check-sat command(s) and asserted 776 of 776 statements. [2025-04-14 16:20:57,717 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 50 check-sat command(s) [2025-04-14 16:20:57,717 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:21:02,243 INFO L134 CoverageAnalysis]: Checked inductivity of 15087 backedges. 2173 proven. 538 refuted. 0 times theorem prover too weak. 12376 trivial. 0 not checked. [2025-04-14 16:21:02,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:21:02,244 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622737971] [2025-04-14 16:21:02,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622737971] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:21:02,244 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [865454447] [2025-04-14 16:21:02,244 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-14 16:21:02,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:21:02,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:21:02,246 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:21:02,246 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2025-04-14 16:21:02,332 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 776 statements into 50 equivalence classes. [2025-04-14 16:21:02,545 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 50 check-sat command(s) and asserted 776 of 776 statements. [2025-04-14 16:21:02,545 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 50 check-sat command(s) [2025-04-14 16:21:02,545 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:21:02,559 INFO L256 TraceCheckSpWp]: Trace formula consists of 2048 conjuncts, 128 conjuncts are in the unsatisfiable core [2025-04-14 16:21:02,565 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:21:07,185 INFO L134 CoverageAnalysis]: Checked inductivity of 15087 backedges. 574 proven. 14513 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 16:21:07,185 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:21:08,161 INFO L134 CoverageAnalysis]: Checked inductivity of 15087 backedges. 2173 proven. 538 refuted. 0 times theorem prover too weak. 12376 trivial. 0 not checked. [2025-04-14 16:21:08,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [865454447] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:21:08,161 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:21:08,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 129, 34] total 160 [2025-04-14 16:21:08,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820078938] [2025-04-14 16:21:08,161 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:21:08,162 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 160 states [2025-04-14 16:21:08,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:21:08,163 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 160 interpolants. [2025-04-14 16:21:08,167 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1366, Invalid=24074, Unknown=0, NotChecked=0, Total=25440 [2025-04-14 16:21:08,167 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:21:08,167 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:21:08,167 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 160 states, 160 states have (on average 6.1) internal successors, (976), 160 states have internal predecessors, (976), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:21:08,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:21:08,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:21:08,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:21:08,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:21:08,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:21:08,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:21:08,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:21:08,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:21:08,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:21:08,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:21:08,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:21:08,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:21:08,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:21:08,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:21:08,167 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:21:08,168 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:21:08,168 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:21:08,168 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:21:08,168 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:21:08,168 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:21:08,168 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:21:08,168 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:21:08,168 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:21:08,168 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:21:08,168 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 501 states. [2025-04-14 16:21:08,168 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:21:08,168 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-04-14 16:21:08,168 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:21:08,168 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 227 states. [2025-04-14 16:21:08,168 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-14 16:21:08,168 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:21:30,640 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:21:30,640 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:21:30,640 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:21:30,640 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:21:30,640 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:21:30,640 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:21:30,640 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:21:30,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:21:30,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:21:30,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:21:30,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:21:30,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:21:30,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:21:30,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:21:30,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:21:30,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:21:30,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:21:30,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:21:30,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:21:30,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:21:30,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:21:30,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:21:30,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:21:30,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:21:30,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 501 states. [2025-04-14 16:21:30,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:21:30,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-04-14 16:21:30,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:21:30,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 227 states. [2025-04-14 16:21:30,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-14 16:21:30,641 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2025-04-14 16:21:30,650 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Ended with exit code 0 [2025-04-14 16:21:30,841 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,30 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:21:30,842 INFO L403 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:21:30,842 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:21:30,842 INFO L139 ounterexampleChecker]: Examining path program with hash 1585867037, occurence #11 [2025-04-14 16:21:30,842 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 16:21:30,842 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 16:21:30,842 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:21:30,842 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 16:21:30,842 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:21:30,842 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 16:21:30,842 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:21:30,843 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 16:21:30,843 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:21:30,843 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 747 [2025-04-14 16:21:30,843 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:21:30,843 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 750 [2025-04-14 16:21:30,843 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:21:30,843 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 753 [2025-04-14 16:21:30,843 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:21:30,843 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 756 [2025-04-14 16:21:30,843 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:21:30,843 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 759 [2025-04-14 16:21:30,843 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:21:30,843 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 762 [2025-04-14 16:21:30,843 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:21:30,843 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 765 [2025-04-14 16:21:30,843 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:21:30,843 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 768 [2025-04-14 16:21:30,843 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:21:30,843 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 771 [2025-04-14 16:21:30,843 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:21:30,844 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 774 [2025-04-14 16:21:30,844 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:21:30,844 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 777 [2025-04-14 16:21:30,844 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:21:30,844 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 780 [2025-04-14 16:21:30,844 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:21:30,844 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 783 [2025-04-14 16:21:30,844 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:21:30,844 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 786 [2025-04-14 16:21:30,844 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:21:30,844 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 788 [2025-04-14 16:21:30,844 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:21:30,844 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 16:21:30,844 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:21:30,844 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:21:30,845 INFO L85 PathProgramCache]: Analyzing trace with hash 851300162, now seen corresponding path program 30 times [2025-04-14 16:21:30,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:21:30,845 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070350165] [2025-04-14 16:21:30,845 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-14 16:21:30,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:21:30,861 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 791 statements into 51 equivalence classes. [2025-04-14 16:21:31,215 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 51 check-sat command(s) and asserted 791 of 791 statements. [2025-04-14 16:21:31,216 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 51 check-sat command(s) [2025-04-14 16:21:31,216 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:21:58,993 INFO L134 CoverageAnalysis]: Checked inductivity of 15718 backedges. 290 proven. 2593 refuted. 0 times theorem prover too weak. 12835 trivial. 0 not checked. [2025-04-14 16:21:58,993 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:21:58,994 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1070350165] [2025-04-14 16:21:58,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1070350165] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:21:58,994 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [73921549] [2025-04-14 16:21:58,994 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-14 16:21:58,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:21:58,994 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:21:58,996 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:21:58,996 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2025-04-14 16:21:59,087 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 791 statements into 51 equivalence classes. [2025-04-14 16:21:59,396 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 51 check-sat command(s) and asserted 791 of 791 statements. [2025-04-14 16:21:59,397 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 51 check-sat command(s) [2025-04-14 16:21:59,397 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:21:59,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 2086 conjuncts, 1029 conjuncts are in the unsatisfiable core [2025-04-14 16:21:59,422 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:22:00,995 INFO L134 CoverageAnalysis]: Checked inductivity of 15718 backedges. 0 proven. 2788 refuted. 0 times theorem prover too weak. 12930 trivial. 0 not checked. [2025-04-14 16:22:00,995 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:22:01,924 INFO L134 CoverageAnalysis]: Checked inductivity of 15718 backedges. 0 proven. 2788 refuted. 0 times theorem prover too weak. 12930 trivial. 0 not checked. [2025-04-14 16:22:01,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [73921549] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:22:01,924 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:22:01,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 32, 18] total 97 [2025-04-14 16:22:01,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74098749] [2025-04-14 16:22:01,924 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:22:01,925 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 98 states [2025-04-14 16:22:01,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:22:01,926 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2025-04-14 16:22:01,927 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1473, Invalid=8033, Unknown=0, NotChecked=0, Total=9506 [2025-04-14 16:22:01,927 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:22:01,927 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:22:01,928 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 98 states, 98 states have (on average 6.336734693877551) internal successors, (621), 97 states have internal predecessors, (621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 501 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 227 states. [2025-04-14 16:22:01,928 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-14 16:22:01,929 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 233 states. [2025-04-14 16:22:01,929 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:22:03,927 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:22:03,927 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:22:03,927 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:22:03,927 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:22:03,927 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:22:03,927 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:22:03,927 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:22:03,928 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:22:03,928 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:22:03,928 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:22:03,928 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:22:03,928 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:22:03,928 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:22:03,928 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:22:03,928 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:22:03,928 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:22:03,928 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:22:03,928 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:22:03,928 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:22:03,928 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:22:03,928 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:22:03,928 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:22:03,928 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:22:03,928 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:22:03,928 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 501 states. [2025-04-14 16:22:03,928 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:22:03,928 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-04-14 16:22:03,928 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:22:03,928 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 227 states. [2025-04-14 16:22:03,928 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-14 16:22:03,928 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2025-04-14 16:22:03,928 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-04-14 16:22:03,937 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Ended with exit code 0 [2025-04-14 16:22:04,128 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2025-04-14 16:22:04,129 INFO L403 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:22:04,129 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:22:04,129 INFO L139 ounterexampleChecker]: Examining path program with hash 1585867037, occurence #12 [2025-04-14 16:22:04,129 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 16:22:04,129 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 16:22:04,129 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:22:04,129 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 16:22:04,129 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:22:04,129 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 16:22:04,129 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:22:04,129 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 16:22:04,130 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:22:04,130 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 756 [2025-04-14 16:22:04,130 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:04,130 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 759 [2025-04-14 16:22:04,130 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:04,130 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 762 [2025-04-14 16:22:04,130 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:04,130 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 765 [2025-04-14 16:22:04,130 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:04,130 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 768 [2025-04-14 16:22:04,130 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:04,130 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 771 [2025-04-14 16:22:04,130 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:04,130 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 774 [2025-04-14 16:22:04,130 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:04,130 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 777 [2025-04-14 16:22:04,130 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:04,130 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 780 [2025-04-14 16:22:04,130 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:04,131 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 783 [2025-04-14 16:22:04,131 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:04,131 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 786 [2025-04-14 16:22:04,131 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:04,131 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 789 [2025-04-14 16:22:04,131 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:04,131 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 792 [2025-04-14 16:22:04,131 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:04,131 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 795 [2025-04-14 16:22:04,131 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:04,131 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 797 [2025-04-14 16:22:04,131 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:22:04,131 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 16:22:04,131 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:22:04,131 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:22:04,131 INFO L85 PathProgramCache]: Analyzing trace with hash 1617313864, now seen corresponding path program 31 times [2025-04-14 16:22:04,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:22:04,132 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132325602] [2025-04-14 16:22:04,132 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-04-14 16:22:04,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:22:04,147 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 800 statements into 1 equivalence classes. [2025-04-14 16:22:04,379 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 800 of 800 statements. [2025-04-14 16:22:04,379 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 16:22:04,379 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:22:09,519 INFO L134 CoverageAnalysis]: Checked inductivity of 15824 backedges. 1991 proven. 1457 refuted. 0 times theorem prover too weak. 12376 trivial. 0 not checked. [2025-04-14 16:22:09,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:22:09,519 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132325602] [2025-04-14 16:22:09,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132325602] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:22:09,519 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1621521631] [2025-04-14 16:22:09,519 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-04-14 16:22:09,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:22:09,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:22:09,522 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:22:09,523 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2025-04-14 16:22:09,611 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 800 statements into 1 equivalence classes. [2025-04-14 16:22:09,766 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 800 of 800 statements. [2025-04-14 16:22:09,766 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 16:22:09,766 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:22:09,775 INFO L256 TraceCheckSpWp]: Trace formula consists of 2108 conjuncts, 132 conjuncts are in the unsatisfiable core [2025-04-14 16:22:09,780 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:22:14,753 INFO L134 CoverageAnalysis]: Checked inductivity of 15824 backedges. 680 proven. 15144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 16:22:14,753 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:22:15,856 INFO L134 CoverageAnalysis]: Checked inductivity of 15824 backedges. 2019 proven. 878 refuted. 0 times theorem prover too weak. 12927 trivial. 0 not checked. [2025-04-14 16:22:15,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1621521631] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:22:15,857 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:22:15,857 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 133, 36] total 169 [2025-04-14 16:22:15,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68990337] [2025-04-14 16:22:15,857 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:22:15,858 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 169 states [2025-04-14 16:22:15,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:22:15,859 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 169 interpolants. [2025-04-14 16:22:15,862 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1497, Invalid=26895, Unknown=0, NotChecked=0, Total=28392 [2025-04-14 16:22:15,862 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:22:15,862 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:22:15,863 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 169 states, 169 states have (on average 6.159763313609467) internal successors, (1041), 169 states have internal predecessors, (1041), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 501 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 227 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 233 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-04-14 16:22:15,863 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:22:40,140 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:22:40,140 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:22:40,140 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:22:40,140 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:22:40,140 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:22:40,140 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:22:40,140 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:22:40,140 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:22:40,140 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:22:40,140 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:22:40,140 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:22:40,140 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:22:40,140 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:22:40,140 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:22:40,141 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:22:40,141 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:22:40,141 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:22:40,141 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:22:40,141 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:22:40,141 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:22:40,141 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:22:40,141 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:22:40,141 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:22:40,141 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:22:40,141 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 501 states. [2025-04-14 16:22:40,141 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:22:40,141 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-04-14 16:22:40,141 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:22:40,141 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 227 states. [2025-04-14 16:22:40,141 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-14 16:22:40,141 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2025-04-14 16:22:40,141 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-04-14 16:22:40,141 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2025-04-14 16:22:40,149 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Ended with exit code 0 [2025-04-14 16:22:40,341 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,32 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:22:40,342 INFO L403 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:22:40,342 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:22:40,342 INFO L139 ounterexampleChecker]: Examining path program with hash 1585867037, occurence #13 [2025-04-14 16:22:40,342 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 16:22:40,342 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 16:22:40,342 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:22:40,342 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 16:22:40,342 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:22:40,342 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 16:22:40,342 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:22:40,343 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 16:22:40,343 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:22:40,343 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 768 [2025-04-14 16:22:40,343 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:40,343 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 771 [2025-04-14 16:22:40,343 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:40,343 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 774 [2025-04-14 16:22:40,343 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:40,343 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 777 [2025-04-14 16:22:40,343 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:40,343 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 780 [2025-04-14 16:22:40,343 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:40,343 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 783 [2025-04-14 16:22:40,343 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:40,343 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 786 [2025-04-14 16:22:40,343 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:40,343 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 789 [2025-04-14 16:22:40,343 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:40,343 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 792 [2025-04-14 16:22:40,343 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:40,343 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 795 [2025-04-14 16:22:40,343 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:40,344 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 798 [2025-04-14 16:22:40,344 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:40,344 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 801 [2025-04-14 16:22:40,344 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:40,344 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 804 [2025-04-14 16:22:40,344 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:40,344 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 807 [2025-04-14 16:22:40,344 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:40,344 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 810 [2025-04-14 16:22:40,344 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:22:40,344 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 812 [2025-04-14 16:22:40,344 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:22:40,344 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 16:22:40,344 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:22:40,344 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:22:40,345 INFO L85 PathProgramCache]: Analyzing trace with hash 728864094, now seen corresponding path program 32 times [2025-04-14 16:22:40,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:22:40,345 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860508312] [2025-04-14 16:22:40,345 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-14 16:22:40,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:22:40,360 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 815 statements into 2 equivalence classes. [2025-04-14 16:22:40,742 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 815 of 815 statements. [2025-04-14 16:22:40,742 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-14 16:22:40,742 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:23:23,201 INFO L134 CoverageAnalysis]: Checked inductivity of 16470 backedges. 0 proven. 2977 refuted. 0 times theorem prover too weak. 13493 trivial. 0 not checked. [2025-04-14 16:23:23,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:23:23,201 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860508312] [2025-04-14 16:23:23,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860508312] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:23:23,202 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [857327333] [2025-04-14 16:23:23,202 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-14 16:23:23,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:23:23,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:23:23,203 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:23:23,208 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2025-04-14 16:23:23,297 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 815 statements into 2 equivalence classes. [2025-04-14 16:23:23,463 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 815 of 815 statements. [2025-04-14 16:23:23,464 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-14 16:23:23,464 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:23:23,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 2146 conjuncts, 797 conjuncts are in the unsatisfiable core [2025-04-14 16:23:23,491 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:23:25,548 INFO L134 CoverageAnalysis]: Checked inductivity of 16470 backedges. 518 proven. 2647 refuted. 0 times theorem prover too weak. 13305 trivial. 0 not checked. [2025-04-14 16:23:25,548 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:23:30,553 INFO L134 CoverageAnalysis]: Checked inductivity of 16470 backedges. 448 proven. 2717 refuted. 0 times theorem prover too weak. 13305 trivial. 0 not checked. [2025-04-14 16:23:30,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [857327333] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:23:30,553 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:23:30,554 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 38, 39] total 107 [2025-04-14 16:23:30,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690543079] [2025-04-14 16:23:30,554 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:23:30,555 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 108 states [2025-04-14 16:23:30,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:23:30,555 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 108 interpolants. [2025-04-14 16:23:30,556 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2491, Invalid=9065, Unknown=0, NotChecked=0, Total=11556 [2025-04-14 16:23:30,556 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:23:30,556 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:23:30,556 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 108 states, 108 states have (on average 6.055555555555555) internal successors, (654), 107 states have internal predecessors, (654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:23:30,556 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:23:30,556 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:23:30,556 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:23:30,556 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:23:30,556 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:23:30,556 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:23:30,556 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 501 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 227 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 233 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 241 states. [2025-04-14 16:23:30,557 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 501 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 227 states. [2025-04-14 16:23:31,986 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-14 16:23:31,987 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2025-04-14 16:23:31,987 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-04-14 16:23:31,987 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2025-04-14 16:23:31,987 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-04-14 16:23:31,997 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Ended with exit code 0 [2025-04-14 16:23:32,187 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35,33 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:23:32,187 INFO L403 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:23:32,187 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:23:32,188 INFO L139 ounterexampleChecker]: Examining path program with hash 1585867037, occurence #14 [2025-04-14 16:23:32,188 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 16:23:32,188 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 16:23:32,188 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:23:32,188 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 16:23:32,188 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:23:32,188 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 16:23:32,188 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:23:32,188 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 16:23:32,188 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:23:32,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 777 [2025-04-14 16:23:32,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:23:32,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 780 [2025-04-14 16:23:32,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:23:32,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 783 [2025-04-14 16:23:32,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:23:32,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 786 [2025-04-14 16:23:32,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:23:32,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 789 [2025-04-14 16:23:32,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:23:32,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 792 [2025-04-14 16:23:32,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:23:32,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 795 [2025-04-14 16:23:32,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:23:32,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 798 [2025-04-14 16:23:32,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:23:32,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 801 [2025-04-14 16:23:32,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:23:32,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 804 [2025-04-14 16:23:32,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:23:32,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 807 [2025-04-14 16:23:32,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:23:32,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 810 [2025-04-14 16:23:32,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:23:32,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 813 [2025-04-14 16:23:32,189 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:23:32,189 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 816 [2025-04-14 16:23:32,190 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:23:32,190 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 819 [2025-04-14 16:23:32,190 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:23:32,190 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 821 [2025-04-14 16:23:32,190 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:23:32,190 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 16:23:32,190 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:23:32,190 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:23:32,190 INFO L85 PathProgramCache]: Analyzing trace with hash 810940108, now seen corresponding path program 33 times [2025-04-14 16:23:32,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:23:32,190 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562427540] [2025-04-14 16:23:32,190 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-14 16:23:32,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:23:32,206 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 824 statements into 52 equivalence classes. [2025-04-14 16:23:32,883 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 52 check-sat command(s) and asserted 824 of 824 statements. [2025-04-14 16:23:32,883 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 52 check-sat command(s) [2025-04-14 16:23:32,883 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:23:38,275 INFO L134 CoverageAnalysis]: Checked inductivity of 16585 backedges. 2281 proven. 1377 refuted. 0 times theorem prover too weak. 12927 trivial. 0 not checked. [2025-04-14 16:23:38,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:23:38,275 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562427540] [2025-04-14 16:23:38,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [562427540] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:23:38,275 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1948593042] [2025-04-14 16:23:38,275 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-14 16:23:38,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:23:38,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:23:38,277 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:23:38,278 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2025-04-14 16:23:38,368 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 824 statements into 52 equivalence classes. [2025-04-14 16:23:38,825 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 52 check-sat command(s) and asserted 824 of 824 statements. [2025-04-14 16:23:38,825 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 52 check-sat command(s) [2025-04-14 16:23:38,825 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:23:38,837 INFO L256 TraceCheckSpWp]: Trace formula consists of 2168 conjuncts, 136 conjuncts are in the unsatisfiable core [2025-04-14 16:23:38,843 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:23:44,143 INFO L134 CoverageAnalysis]: Checked inductivity of 16585 backedges. 795 proven. 15790 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 16:23:44,143 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:23:45,324 INFO L134 CoverageAnalysis]: Checked inductivity of 16585 backedges. 2312 proven. 783 refuted. 0 times theorem prover too weak. 13490 trivial. 0 not checked. [2025-04-14 16:23:45,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1948593042] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:23:45,324 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:23:45,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [40, 137, 38] total 175 [2025-04-14 16:23:45,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635128927] [2025-04-14 16:23:45,324 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:23:45,325 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 175 states [2025-04-14 16:23:45,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:23:45,326 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 175 interpolants. [2025-04-14 16:23:45,327 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1617, Invalid=28833, Unknown=0, NotChecked=0, Total=30450 [2025-04-14 16:23:45,327 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:23:45,327 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:23:45,327 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 175 states, 175 states have (on average 6.12) internal successors, (1071), 175 states have internal predecessors, (1071), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:23:45,327 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:23:45,327 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:23:45,327 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:23:45,327 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:23:45,327 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:23:45,327 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:23:45,327 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 501 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 227 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 233 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 241 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-04-14 16:23:45,328 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:24:08,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:24:08,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:24:08,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:24:08,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:24:08,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:24:08,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:24:08,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:24:08,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:24:08,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:24:08,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:24:08,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:24:08,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:24:08,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:24:08,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:24:08,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:24:08,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:24:08,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:24:08,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:24:08,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:24:08,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:24:08,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:24:08,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:24:08,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:24:08,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:24:08,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 501 states. [2025-04-14 16:24:08,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:24:08,488 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-04-14 16:24:08,488 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:24:08,488 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 227 states. [2025-04-14 16:24:08,488 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-14 16:24:08,488 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2025-04-14 16:24:08,488 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-04-14 16:24:08,488 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2025-04-14 16:24:08,488 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-04-14 16:24:08,488 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 248 states. [2025-04-14 16:24:08,498 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Ended with exit code 0 [2025-04-14 16:24:08,688 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2025-04-14 16:24:08,688 INFO L403 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:24:08,688 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:24:08,689 INFO L139 ounterexampleChecker]: Examining path program with hash 1585867037, occurence #15 [2025-04-14 16:24:08,689 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 16:24:08,689 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 16:24:08,689 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:24:08,689 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 16:24:08,689 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:24:08,689 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 16:24:08,689 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:24:08,689 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 16:24:08,689 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:24:08,689 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 789 [2025-04-14 16:24:08,689 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:24:08,690 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 792 [2025-04-14 16:24:08,690 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:24:08,690 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 795 [2025-04-14 16:24:08,690 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:24:08,690 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 798 [2025-04-14 16:24:08,690 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:24:08,690 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 801 [2025-04-14 16:24:08,690 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:24:08,690 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 804 [2025-04-14 16:24:08,690 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:24:08,690 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 807 [2025-04-14 16:24:08,690 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:24:08,690 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 810 [2025-04-14 16:24:08,690 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:24:08,690 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 813 [2025-04-14 16:24:08,690 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:24:08,690 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 816 [2025-04-14 16:24:08,690 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:24:08,690 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 819 [2025-04-14 16:24:08,690 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:24:08,690 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 822 [2025-04-14 16:24:08,690 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:24:08,690 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 825 [2025-04-14 16:24:08,690 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:24:08,690 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 828 [2025-04-14 16:24:08,690 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:24:08,690 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 831 [2025-04-14 16:24:08,690 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:24:08,691 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 834 [2025-04-14 16:24:08,691 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:24:08,691 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 836 [2025-04-14 16:24:08,691 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:24:08,691 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 16:24:08,691 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:24:08,691 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:24:08,691 INFO L85 PathProgramCache]: Analyzing trace with hash 244825178, now seen corresponding path program 34 times [2025-04-14 16:24:08,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:24:08,691 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483561405] [2025-04-14 16:24:08,691 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-14 16:24:08,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:24:08,707 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 839 statements into 2 equivalence classes. [2025-04-14 16:24:09,102 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 839 of 839 statements. [2025-04-14 16:24:09,102 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-04-14 16:24:09,102 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:24:55,071 INFO L134 CoverageAnalysis]: Checked inductivity of 17246 backedges. 330 proven. 2944 refuted. 0 times theorem prover too weak. 13972 trivial. 0 not checked. [2025-04-14 16:24:55,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:24:55,072 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483561405] [2025-04-14 16:24:55,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [483561405] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:24:55,072 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [191240445] [2025-04-14 16:24:55,072 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-14 16:24:55,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:24:55,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:24:55,073 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:24:55,074 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2025-04-14 16:24:55,168 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 839 statements into 2 equivalence classes. [2025-04-14 16:24:55,349 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 839 of 839 statements. [2025-04-14 16:24:55,350 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-04-14 16:24:55,350 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:24:55,371 INFO L256 TraceCheckSpWp]: Trace formula consists of 2206 conjuncts, 823 conjuncts are in the unsatisfiable core [2025-04-14 16:24:55,379 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:24:57,790 INFO L134 CoverageAnalysis]: Checked inductivity of 17246 backedges. 3 proven. 3178 refuted. 0 times theorem prover too weak. 14065 trivial. 0 not checked. [2025-04-14 16:24:57,791 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:25:03,516 INFO L134 CoverageAnalysis]: Checked inductivity of 17246 backedges. 0 proven. 3181 refuted. 0 times theorem prover too weak. 14065 trivial. 0 not checked. [2025-04-14 16:25:03,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [191240445] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:25:03,516 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:25:03,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 55, 55] total 145 [2025-04-14 16:25:03,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158195435] [2025-04-14 16:25:03,516 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:25:03,517 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 146 states [2025-04-14 16:25:03,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:25:03,518 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 146 interpolants. [2025-04-14 16:25:03,519 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2501, Invalid=18669, Unknown=0, NotChecked=0, Total=21170 [2025-04-14 16:25:03,519 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:25:03,519 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:25:03,519 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 146 states, 146 states have (on average 4.897260273972603) internal successors, (715), 145 states have internal predecessors, (715), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:25:03,519 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:25:03,519 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:25:03,519 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:25:03,519 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:25:03,519 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:25:03,519 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:25:03,519 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:25:03,519 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:25:03,519 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:25:03,519 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:25:03,519 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:25:03,519 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:25:03,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:25:03,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:25:03,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:25:03,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:25:03,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:25:03,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:25:03,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:25:03,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:25:03,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:25:03,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:25:03,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:25:03,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:25:03,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 501 states. [2025-04-14 16:25:03,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:25:03,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-04-14 16:25:03,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:25:03,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 227 states. [2025-04-14 16:25:03,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-14 16:25:03,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 233 states. [2025-04-14 16:25:03,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-04-14 16:25:03,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 241 states. [2025-04-14 16:25:03,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-04-14 16:25:03,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 248 states. [2025-04-14 16:25:03,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:25:07,614 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:25:07,614 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:25:07,614 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:25:07,614 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:25:07,614 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 501 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 227 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 248 states. [2025-04-14 16:25:07,615 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-14 16:25:07,625 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Ended with exit code 0 [2025-04-14 16:25:07,816 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2025-04-14 16:25:07,816 INFO L403 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:25:07,816 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:25:07,817 INFO L139 ounterexampleChecker]: Examining path program with hash 1585867037, occurence #16 [2025-04-14 16:25:07,817 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 16:25:07,817 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 16:25:07,817 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:25:07,817 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 16:25:07,817 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:25:07,817 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 16:25:07,817 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:25:07,817 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 16:25:07,817 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:25:07,817 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 798 [2025-04-14 16:25:07,817 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:07,817 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 801 [2025-04-14 16:25:07,817 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:07,817 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 804 [2025-04-14 16:25:07,817 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:07,817 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 807 [2025-04-14 16:25:07,817 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:07,818 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 810 [2025-04-14 16:25:07,818 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:07,818 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 813 [2025-04-14 16:25:07,818 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:07,818 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 816 [2025-04-14 16:25:07,818 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:07,818 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 819 [2025-04-14 16:25:07,818 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:07,818 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 822 [2025-04-14 16:25:07,818 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:07,818 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 825 [2025-04-14 16:25:07,818 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:07,818 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 828 [2025-04-14 16:25:07,818 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:07,818 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 831 [2025-04-14 16:25:07,818 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:07,818 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 834 [2025-04-14 16:25:07,818 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:07,818 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 837 [2025-04-14 16:25:07,818 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:07,818 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 840 [2025-04-14 16:25:07,818 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:07,818 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 843 [2025-04-14 16:25:07,818 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:07,818 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 845 [2025-04-14 16:25:07,818 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:25:07,818 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 16:25:07,818 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:25:07,819 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:25:07,819 INFO L85 PathProgramCache]: Analyzing trace with hash -1373701584, now seen corresponding path program 35 times [2025-04-14 16:25:07,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:25:07,819 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950840848] [2025-04-14 16:25:07,819 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-14 16:25:07,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:25:07,836 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 848 statements into 53 equivalence classes. [2025-04-14 16:25:08,097 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 53 check-sat command(s) and asserted 848 of 848 statements. [2025-04-14 16:25:08,097 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 53 check-sat command(s) [2025-04-14 16:25:08,097 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:25:13,772 INFO L134 CoverageAnalysis]: Checked inductivity of 17370 backedges. 2620 proven. 685 refuted. 0 times theorem prover too weak. 14065 trivial. 0 not checked. [2025-04-14 16:25:13,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 16:25:13,772 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950840848] [2025-04-14 16:25:13,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950840848] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 16:25:13,772 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [815372343] [2025-04-14 16:25:13,772 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-14 16:25:13,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 16:25:13,772 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 16:25:13,774 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-14 16:25:13,774 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2025-04-14 16:25:13,866 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 848 statements into 53 equivalence classes. [2025-04-14 16:25:14,134 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 53 check-sat command(s) and asserted 848 of 848 statements. [2025-04-14 16:25:14,135 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 53 check-sat command(s) [2025-04-14 16:25:14,135 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 16:25:14,154 INFO L256 TraceCheckSpWp]: Trace formula consists of 2228 conjuncts, 140 conjuncts are in the unsatisfiable core [2025-04-14 16:25:14,161 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 16:25:19,587 INFO L134 CoverageAnalysis]: Checked inductivity of 17370 backedges. 919 proven. 16451 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 16:25:19,587 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 16:25:20,688 INFO L134 CoverageAnalysis]: Checked inductivity of 17370 backedges. 2620 proven. 685 refuted. 0 times theorem prover too weak. 14065 trivial. 0 not checked. [2025-04-14 16:25:20,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [815372343] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 16:25:20,689 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 16:25:20,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [40, 141, 40] total 178 [2025-04-14 16:25:20,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601642175] [2025-04-14 16:25:20,689 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 16:25:20,690 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 178 states [2025-04-14 16:25:20,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 16:25:20,691 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 178 interpolants. [2025-04-14 16:25:20,692 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1726, Invalid=29780, Unknown=0, NotChecked=0, Total=31506 [2025-04-14 16:25:20,692 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:25:20,692 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 16:25:20,693 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 178 states, 178 states have (on average 6.089887640449438) internal successors, (1084), 178 states have internal predecessors, (1084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-14 16:25:20,693 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:25:20,693 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:25:20,693 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:25:20,693 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:25:20,693 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:25:20,693 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:25:20,693 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:25:20,693 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:25:20,693 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:25:20,693 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:25:20,693 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:25:20,693 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:25:20,693 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:25:20,693 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:25:20,693 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:25:20,693 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:25:20,693 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:25:20,693 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:25:20,693 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:25:20,693 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:25:20,693 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:25:20,693 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:25:20,693 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:25:20,693 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:25:20,693 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 501 states. [2025-04-14 16:25:20,693 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:25:20,694 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-04-14 16:25:20,694 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:25:20,694 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 227 states. [2025-04-14 16:25:20,694 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-14 16:25:20,694 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 233 states. [2025-04-14 16:25:20,694 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-04-14 16:25:20,694 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 241 states. [2025-04-14 16:25:20,694 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2025-04-14 16:25:20,694 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 248 states. [2025-04-14 16:25:20,694 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-14 16:25:20,694 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 16:25:47,469 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:25:47,469 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:25:47,469 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:25:47,469 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 16:25:47,469 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:25:47,469 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 16:25:47,469 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 483 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 430 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 206 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 501 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 227 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 248 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-14 16:25:47,470 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. [2025-04-14 16:25:47,481 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Ended with exit code 0 [2025-04-14 16:25:47,671 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2025-04-14 16:25:47,671 INFO L403 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2025-04-14 16:25:47,671 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 16:25:47,671 INFO L139 ounterexampleChecker]: Examining path program with hash 1585867037, occurence #17 [2025-04-14 16:25:47,671 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 16:25:47,671 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 16:25:47,671 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:25:47,671 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 16:25:47,671 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:25:47,671 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 16:25:47,671 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:25:47,672 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 16:25:47,672 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:25:47,672 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 810 [2025-04-14 16:25:47,672 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:47,672 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 813 [2025-04-14 16:25:47,672 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:47,672 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 816 [2025-04-14 16:25:47,672 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:47,672 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 819 [2025-04-14 16:25:47,672 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:47,672 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 822 [2025-04-14 16:25:47,672 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:47,672 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 825 [2025-04-14 16:25:47,672 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:47,672 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 828 [2025-04-14 16:25:47,672 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:47,672 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 831 [2025-04-14 16:25:47,672 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:47,672 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 834 [2025-04-14 16:25:47,672 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:47,672 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 837 [2025-04-14 16:25:47,672 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:47,673 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 840 [2025-04-14 16:25:47,673 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:47,673 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 843 [2025-04-14 16:25:47,673 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:47,673 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 846 [2025-04-14 16:25:47,673 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:47,673 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 849 [2025-04-14 16:25:47,673 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:47,673 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 852 [2025-04-14 16:25:47,673 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:47,673 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 855 [2025-04-14 16:25:47,673 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:47,673 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 858 [2025-04-14 16:25:47,673 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 16:25:47,673 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 860 [2025-04-14 16:25:47,673 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 16:25:47,673 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 16:25:47,673 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 16:25:47,673 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 16:25:47,674 INFO L85 PathProgramCache]: Analyzing trace with hash -199038346, now seen corresponding path program 36 times [2025-04-14 16:25:47,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 16:25:47,674 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308947622] [2025-04-14 16:25:47,674 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-14 16:25:47,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 16:25:47,690 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 863 statements into 54 equivalence classes. [2025-04-14 16:25:48,081 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 54 check-sat command(s) and asserted 863 of 863 statements. [2025-04-14 16:25:48,082 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 54 check-sat command(s) [2025-04-14 16:25:48,082 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2025-04-14 16:26:10,603 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2025-04-14 16:26:10,606 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2025-04-14 16:26:11,228 INFO L790 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2025-04-14 16:26:11,228 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2025-04-14 16:26:11,228 WARN L610 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 864 with TraceHistMax 70,while InterpolatingTraceCheckCraig was while computing interpolants. [2025-04-14 16:26:11,229 INFO L790 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2025-04-14 16:26:11,230 INFO L790 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2025-04-14 16:26:11,230 INFO L790 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2025-04-14 16:26:11,230 INFO L790 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2025-04-14 16:26:11,235 INFO L422 BasicCegarLoop]: Path program histogram: [36, 1, 1] [2025-04-14 16:26:11,238 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-04-14 16:26:11,238 INFO L171 ceAbstractionStarter]: Computing trace abstraction results [2025-04-14 16:26:11,248 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2025-04-14 16:26:11,248 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.04 04:26:11 BasicIcfg [2025-04-14 16:26:11,249 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-04-14 16:26:11,250 INFO L158 Benchmark]: Toolchain (without parser) took 814635.28ms. Allocated memory was 125.8MB in the beginning and 2.1GB in the end (delta: 1.9GB). Free memory was 85.9MB in the beginning and 994.1MB in the end (delta: -908.2MB). Peak memory consumption was 2.0GB. Max. memory is 8.0GB. [2025-04-14 16:26:11,250 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 159.4MB. Free memory is still 86.9MB. There was no memory consumed. Max. memory is 8.0GB. [2025-04-14 16:26:11,250 INFO L158 Benchmark]: CACSL2BoogieTranslator took 232.55ms. Allocated memory is still 125.8MB. Free memory was 85.9MB in the beginning and 70.9MB in the end (delta: 15.0MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2025-04-14 16:26:11,250 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.16ms. Allocated memory is still 125.8MB. Free memory was 70.9MB in the beginning and 69.1MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2025-04-14 16:26:11,250 INFO L158 Benchmark]: Boogie Preprocessor took 25.77ms. Allocated memory is still 125.8MB. Free memory was 69.1MB in the beginning and 68.2MB in the end (delta: 872.1kB). There was no memory consumed. Max. memory is 8.0GB. [2025-04-14 16:26:11,250 INFO L158 Benchmark]: IcfgBuilder took 391.47ms. Allocated memory is still 125.8MB. Free memory was 68.2MB in the beginning and 43.9MB in the end (delta: 24.3MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. [2025-04-14 16:26:11,250 INFO L158 Benchmark]: TraceAbstraction took 813953.56ms. Allocated memory was 125.8MB in the beginning and 2.1GB in the end (delta: 1.9GB). Free memory was 43.9MB in the beginning and 994.1MB in the end (delta: -950.1MB). Peak memory consumption was 1.9GB. Max. memory is 8.0GB. [2025-04-14 16:26:11,251 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 159.4MB. Free memory is still 86.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 232.55ms. Allocated memory is still 125.8MB. Free memory was 85.9MB in the beginning and 70.9MB in the end (delta: 15.0MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 28.16ms. Allocated memory is still 125.8MB. Free memory was 70.9MB in the beginning and 69.1MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 25.77ms. Allocated memory is still 125.8MB. Free memory was 69.1MB in the beginning and 68.2MB in the end (delta: 872.1kB). There was no memory consumed. Max. memory is 8.0GB. * IcfgBuilder took 391.47ms. Allocated memory is still 125.8MB. Free memory was 68.2MB in the beginning and 43.9MB in the end (delta: 24.3MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. * TraceAbstraction took 813953.56ms. Allocated memory was 125.8MB in the beginning and 2.1GB in the end (delta: 1.9GB). Free memory was 43.9MB in the beginning and 994.1MB in the end (delta: -950.1MB). Peak memory consumption was 1.9GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 289245, independent: 250566, independent conditional: 249559, independent unconditional: 1007, dependent: 38679, dependent conditional: 38667, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 250989, independent: 250566, independent conditional: 249559, independent unconditional: 1007, dependent: 423, dependent conditional: 411, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 250989, independent: 250566, independent conditional: 249559, independent unconditional: 1007, dependent: 423, dependent conditional: 411, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 256024, independent: 250566, independent conditional: 249559, independent unconditional: 1007, dependent: 5458, dependent conditional: 5446, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 256024, independent: 250566, independent conditional: 176, independent unconditional: 250390, dependent: 5458, dependent conditional: 1976, dependent unconditional: 3482, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 256024, independent: 250566, independent conditional: 176, independent unconditional: 250390, dependent: 5458, dependent conditional: 1976, dependent unconditional: 3482, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1194, independent: 967, independent conditional: 86, independent unconditional: 881, dependent: 227, dependent conditional: 215, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1194, independent: 875, independent conditional: 0, independent unconditional: 875, dependent: 319, dependent conditional: 0, dependent unconditional: 319, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 319, independent: 92, independent conditional: 86, independent unconditional: 6, dependent: 227, dependent conditional: 215, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 319, independent: 92, independent conditional: 86, independent unconditional: 6, dependent: 227, dependent conditional: 215, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1963, independent: 526, independent conditional: 411, independent unconditional: 115, dependent: 1437, dependent conditional: 1186, dependent unconditional: 252, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 2, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 256024, independent: 249599, independent conditional: 90, independent unconditional: 249509, dependent: 5231, dependent conditional: 1761, dependent unconditional: 3470, unknown: 1194, unknown conditional: 301, unknown unconditional: 893] , Statistics on independence cache: Total cache size (in pairs): 1195, Positive cache size: 968, Positive conditional cache size: 87, Positive unconditional cache size: 881, Negative cache size: 227, Negative conditional cache size: 215, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 252853, Maximal queried relation: 35, Independence queries for same thread: 38256, Persistent sets #1 benchmarks: Persistent set computation time: 0.4s, Number of persistent set computation: 286, Number of trivial persistent sets: 137, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1019, independent: 1007, independent conditional: 0, independent unconditional: 1007, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 289245, independent: 250566, independent conditional: 249559, independent unconditional: 1007, dependent: 38679, dependent conditional: 38667, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 250989, independent: 250566, independent conditional: 249559, independent unconditional: 1007, dependent: 423, dependent conditional: 411, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 250989, independent: 250566, independent conditional: 249559, independent unconditional: 1007, dependent: 423, dependent conditional: 411, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 256024, independent: 250566, independent conditional: 249559, independent unconditional: 1007, dependent: 5458, dependent conditional: 5446, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 256024, independent: 250566, independent conditional: 176, independent unconditional: 250390, dependent: 5458, dependent conditional: 1976, dependent unconditional: 3482, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 256024, independent: 250566, independent conditional: 176, independent unconditional: 250390, dependent: 5458, dependent conditional: 1976, dependent unconditional: 3482, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1194, independent: 967, independent conditional: 86, independent unconditional: 881, dependent: 227, dependent conditional: 215, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1194, independent: 875, independent conditional: 0, independent unconditional: 875, dependent: 319, dependent conditional: 0, dependent unconditional: 319, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 319, independent: 92, independent conditional: 86, independent unconditional: 6, dependent: 227, dependent conditional: 215, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 319, independent: 92, independent conditional: 86, independent unconditional: 6, dependent: 227, dependent conditional: 215, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1963, independent: 526, independent conditional: 411, independent unconditional: 115, dependent: 1437, dependent conditional: 1186, dependent unconditional: 252, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 2, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 256024, independent: 249599, independent conditional: 90, independent unconditional: 249509, dependent: 5231, dependent conditional: 1761, dependent unconditional: 3470, unknown: 1194, unknown conditional: 301, unknown unconditional: 893] , Statistics on independence cache: Total cache size (in pairs): 1195, Positive cache size: 968, Positive conditional cache size: 87, Positive unconditional cache size: 881, Negative cache size: 227, Negative conditional cache size: 215, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 252853, Maximal queried relation: 35, Independence queries for same thread: 38256 - TimeoutResultAtElement [Line: 89]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 864 with TraceHistMax 70,while InterpolatingTraceCheckCraig was while computing interpolants. - TimeoutResultAtElement [Line: 81]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 864 with TraceHistMax 70,while InterpolatingTraceCheckCraig was while computing interpolants. - TimeoutResultAtElement [Line: 82]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 864 with TraceHistMax 70,while InterpolatingTraceCheckCraig was while computing interpolants. - TimeoutResultAtElement [Line: 79]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 864 with TraceHistMax 70,while InterpolatingTraceCheckCraig was while computing interpolants. - TimeoutResultAtElement [Line: 80]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 864 with TraceHistMax 70,while InterpolatingTraceCheckCraig was while computing interpolants. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 61 locations, 68 edges, 5 error locations. Started 1 CEGAR loops. OverallTime: 813.8s, OverallIterations: 38, TraceHistogramMax: 0, PathProgramHistogramMax: 36, EmptinessCheckTime: 320.8s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 4690, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.7s SsaConstructionTime, 12.0s SatisfiabilityAnalysisTime, 445.4s InterpolantComputationTime, 35704 NumberOfCodeBlocks, 35698 NumberOfCodeBlocksAsserted, 1250 NumberOfCheckSat, 53361 ConstructedInterpolants, 0 QuantifiedInterpolants, 355667 SizeOfPredicates, 2371 NumberOfNonLiveVariables, 47986 ConjunctsInSsa, 9326 ConjunctsInUnsatCore, 105 InterpolantComputations, 4 PerfectInterpolantSequences, 655271/921583 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: SuccessfulCommutativityProofs: 0, ConComChecker Statistics: CheckTime [ms]: 1707, ConditionCalculationTime [ms]: 11, ConditionCalculations: 218, QuantifiedConditions: 0, TraceChecks: 1, UnknownTraceChecks: 0, UnsatisfiedConditions: 0, ImperfectProofs: 1 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown