/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.xml -s ../benchexec/../../../trunk/examples/settings/default/gemcutter/svcomp-Reach-32bit-GemCutter_Default.epf -i ../../../trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-dev-4cc0a57-m [2025-04-14 12:47:34,623 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-14 12:47:34,675 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 12:47:34,678 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-14 12:47:34,678 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-14 12:47:34,701 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-14 12:47:34,701 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-14 12:47:34,701 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-14 12:47:34,701 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-14 12:47:34,702 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-14 12:47:34,702 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-14 12:47:34,702 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-14 12:47:34,702 INFO L153 SettingsManager]: * Use SBE=true [2025-04-14 12:47:34,702 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-14 12:47:34,702 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-04-14 12:47:34,702 INFO L153 SettingsManager]: * sizeof long=4 [2025-04-14 12:47:34,702 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-14 12:47:34,702 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-04-14 12:47:34,702 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-14 12:47:34,702 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-04-14 12:47:34,702 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-14 12:47:34,702 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-04-14 12:47:34,702 INFO L153 SettingsManager]: * sizeof long double=12 [2025-04-14 12:47:34,703 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-14 12:47:34,703 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-14 12:47:34,703 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-14 12:47:34,703 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-14 12:47:34,703 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-14 12:47:34,703 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-14 12:47:34,703 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-14 12:47:34,703 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-14 12:47:34,703 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-14 12:47:34,703 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-14 12:47:34,703 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-14 12:47:34,703 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-14 12:47:34,703 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-14 12:47:34,703 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-14 12:47:34,703 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-14 12:47:34,703 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-04-14 12:47:34,703 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2025-04-14 12:47:34,704 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-04-14 12:47:34,704 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-04-14 12:47:34,704 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2025-04-14 12:47:34,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-04-14 12:47:34,704 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2025-04-14 12:47:34,704 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2025-04-14 12:47:34,704 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2025-04-14 12:47:34,704 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-04-14 12:47:34,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-14 12:47:34,937 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-14 12:47:34,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-14 12:47:34,942 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-14 12:47:34,943 INFO L274 PluginConnector]: CDTParser initialized [2025-04-14 12:47:34,945 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c [2025-04-14 12:47:36,218 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa4f1bf73/1f544f643ae546c29e551af1e22c9da8/FLAGc75e0a463 [2025-04-14 12:47:36,427 INFO L389 CDTParser]: Found 1 translation units. [2025-04-14 12:47:36,427 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c [2025-04-14 12:47:36,435 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa4f1bf73/1f544f643ae546c29e551af1e22c9da8/FLAGc75e0a463 [2025-04-14 12:47:37,218 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa4f1bf73/1f544f643ae546c29e551af1e22c9da8 [2025-04-14 12:47:37,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-14 12:47:37,221 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-04-14 12:47:37,222 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-14 12:47:37,222 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-14 12:47:37,225 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-14 12:47:37,226 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.04 12:47:37" (1/1) ... [2025-04-14 12:47:37,227 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@497fe6c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 12:47:37, skipping insertion in model container [2025-04-14 12:47:37,227 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.04 12:47:37" (1/1) ... [2025-04-14 12:47:37,239 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-14 12:47:37,387 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 12:47:37,393 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-14 12:47:37,399 INFO L200 MainTranslator]: Completed pre-run [2025-04-14 12:47:37,425 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 12:47:37,426 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-14 12:47:37,434 INFO L204 MainTranslator]: Completed translation [2025-04-14 12:47:37,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 12:47:37 WrapperNode [2025-04-14 12:47:37,435 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-14 12:47:37,435 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-04-14 12:47:37,435 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-04-14 12:47:37,435 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-04-14 12:47:37,439 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 12:47:37" (1/1) ... [2025-04-14 12:47:37,445 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 12:47:37" (1/1) ... [2025-04-14 12:47:37,461 INFO L138 Inliner]: procedures = 20, calls = 13, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 88 [2025-04-14 12:47:37,462 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-04-14 12:47:37,462 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-04-14 12:47:37,462 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-04-14 12:47:37,462 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-04-14 12:47:37,470 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 12:47:37" (1/1) ... [2025-04-14 12:47:37,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 12:47:37" (1/1) ... [2025-04-14 12:47:37,472 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 12:47:37" (1/1) ... [2025-04-14 12:47:37,472 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 12:47:37" (1/1) ... [2025-04-14 12:47:37,474 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 12:47:37" (1/1) ... [2025-04-14 12:47:37,475 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 12:47:37" (1/1) ... [2025-04-14 12:47:37,476 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 12:47:37" (1/1) ... [2025-04-14 12:47:37,477 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 12:47:37" (1/1) ... [2025-04-14 12:47:37,478 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 12:47:37" (1/1) ... [2025-04-14 12:47:37,480 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-04-14 12:47:37,480 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-04-14 12:47:37,480 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-04-14 12:47:37,480 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-04-14 12:47:37,481 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 12:47:37" (1/1) ... [2025-04-14 12:47:37,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-14 12:47:37,495 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:47:37,505 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 12:47:37,507 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 12:47:37,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-04-14 12:47:37,522 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2025-04-14 12:47:37,522 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2025-04-14 12:47:37,522 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2025-04-14 12:47:37,522 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2025-04-14 12:47:37,522 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2025-04-14 12:47:37,522 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2025-04-14 12:47:37,522 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2025-04-14 12:47:37,523 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2025-04-14 12:47:37,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-04-14 12:47:37,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-04-14 12:47:37,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-04-14 12:47:37,523 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-04-14 12:47:37,582 INFO L234 CfgBuilder]: Building ICFG [2025-04-14 12:47:37,583 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-04-14 12:47:37,728 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-04-14 12:47:37,729 INFO L283 CfgBuilder]: Performing block encoding [2025-04-14 12:47:37,820 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-04-14 12:47:37,820 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-04-14 12:47:37,821 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.04 12:47:37 BoogieIcfgContainer [2025-04-14 12:47:37,821 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-04-14 12:47:37,822 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-04-14 12:47:37,822 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-04-14 12:47:37,825 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-04-14 12:47:37,825 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.04 12:47:37" (1/3) ... [2025-04-14 12:47:37,826 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b20094a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.04 12:47:37, skipping insertion in model container [2025-04-14 12:47:37,826 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 12:47:37" (2/3) ... [2025-04-14 12:47:37,826 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b20094a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.04 12:47:37, skipping insertion in model container [2025-04-14 12:47:37,826 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.04 12:47:37" (3/3) ... [2025-04-14 12:47:37,827 INFO L128 eAbstractionObserver]: Analyzing ICFG popl20-counter-determinism.wvr.c [2025-04-14 12:47:37,836 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-04-14 12:47:37,837 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 12:47:37,838 INFO L490 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-04-14 12:47:37,877 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2025-04-14 12:47:37,909 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-14 12:47:37,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-04-14 12:47:37,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:47:37,911 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 12:47:37,913 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 12:47:37,969 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-04-14 12:47:37,980 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2025-04-14 12:47:37,987 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;@32a33ed4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-14 12:47:37,987 INFO L341 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2025-04-14 12:47:38,345 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 12:47:38,345 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:47:38,345 INFO L139 ounterexampleChecker]: Examining path program with hash 1537122215, occurence #1 [2025-04-14 12:47:38,346 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 12:47:38,346 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:47:38,351 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:47:38,351 INFO L85 PathProgramCache]: Analyzing trace with hash 853065485, now seen corresponding path program 1 times [2025-04-14 12:47:38,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:47:38,356 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230534063] [2025-04-14 12:47:38,357 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-14 12:47:38,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:47:38,410 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 32 statements into 1 equivalence classes. [2025-04-14 12:47:38,442 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 32 of 32 statements. [2025-04-14 12:47:38,443 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 12:47:38,443 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:47:38,639 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 12:47:38,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:47:38,640 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230534063] [2025-04-14 12:47:38,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230534063] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-14 12:47:38,641 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-14 12:47:38,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-04-14 12:47:38,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424216598] [2025-04-14 12:47:38,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-14 12:47:38,646 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-04-14 12:47:38,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:47:38,659 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-04-14 12:47:38,659 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2025-04-14 12:47:38,660 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:47:38,660 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:47:38,662 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 12:47:38,662 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:47:38,790 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:38,790 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-04-14 12:47:38,790 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 12:47:38,790 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:47:38,791 INFO L139 ounterexampleChecker]: Examining path program with hash -1377736284, occurence #1 [2025-04-14 12:47:38,791 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 12:47:38,791 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:47:38,791 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:47:38,791 INFO L85 PathProgramCache]: Analyzing trace with hash 1820313507, now seen corresponding path program 1 times [2025-04-14 12:47:38,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:47:38,791 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177116418] [2025-04-14 12:47:38,791 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-14 12:47:38,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:47:38,799 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 38 statements into 1 equivalence classes. [2025-04-14 12:47:38,809 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 38 of 38 statements. [2025-04-14 12:47:38,810 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 12:47:38,810 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:47:38,939 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 12:47:38,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:47:38,940 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177116418] [2025-04-14 12:47:38,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177116418] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-14 12:47:38,940 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-14 12:47:38,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-04-14 12:47:38,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881263537] [2025-04-14 12:47:38,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-14 12:47:38,941 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-04-14 12:47:38,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:47:38,941 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-04-14 12:47:38,941 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2025-04-14 12:47:38,941 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:47:38,942 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:47:38,942 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 12:47:38,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:38,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:47:39,096 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:39,097 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:39,097 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-04-14 12:47:39,097 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 12:47:39,097 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:47:39,097 INFO L139 ounterexampleChecker]: Examining path program with hash 159070512, occurence #1 [2025-04-14 12:47:39,097 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 12:47:39,097 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:47:39,097 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:47:39,098 INFO L85 PathProgramCache]: Analyzing trace with hash 1397851521, now seen corresponding path program 1 times [2025-04-14 12:47:39,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:47:39,098 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938175489] [2025-04-14 12:47:39,098 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-14 12:47:39,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:47:39,107 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 44 statements into 1 equivalence classes. [2025-04-14 12:47:39,120 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 44 of 44 statements. [2025-04-14 12:47:39,120 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 12:47:39,120 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:47:39,238 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 12:47:39,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:47:39,238 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938175489] [2025-04-14 12:47:39,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1938175489] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:47:39,238 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [526377757] [2025-04-14 12:47:39,238 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-14 12:47:39,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:47:39,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:47:39,241 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 12:47:39,242 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 12:47:39,285 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 44 statements into 1 equivalence classes. [2025-04-14 12:47:39,309 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 44 of 44 statements. [2025-04-14 12:47:39,309 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 12:47:39,310 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:47:39,312 INFO L256 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-04-14 12:47:39,316 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:47:39,436 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 12:47:39,436 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:47:39,513 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 12:47:39,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [526377757] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:47:39,513 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:47:39,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 6] total 15 [2025-04-14 12:47:39,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463553152] [2025-04-14 12:47:39,514 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:47:39,514 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2025-04-14 12:47:39,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:47:39,514 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2025-04-14 12:47:39,514 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2025-04-14 12:47:39,515 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:47:39,515 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:47:39,515 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 12:47:39,515 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:39,515 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:39,515 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:47:40,096 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:40,097 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:40,097 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-04-14 12:47:40,103 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 12:47:40,300 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 12:47:40,301 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 12:47:40,301 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:47:40,301 INFO L139 ounterexampleChecker]: Examining path program with hash -1922793057, occurence #1 [2025-04-14 12:47:40,301 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 12:47:40,301 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:47:40,301 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:47:40,301 INFO L85 PathProgramCache]: Analyzing trace with hash 2109653841, now seen corresponding path program 2 times [2025-04-14 12:47:40,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:47:40,301 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561080460] [2025-04-14 12:47:40,301 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-14 12:47:40,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:47:40,308 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 59 statements into 2 equivalence classes. [2025-04-14 12:47:40,328 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 59 of 59 statements. [2025-04-14 12:47:40,328 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-14 12:47:40,328 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:47:40,440 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 12:47:40,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:47:40,440 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561080460] [2025-04-14 12:47:40,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561080460] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:47:40,440 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [233058134] [2025-04-14 12:47:40,440 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-14 12:47:40,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:47:40,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:47:40,443 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 12:47:40,444 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 12:47:40,478 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 59 statements into 2 equivalence classes. [2025-04-14 12:47:40,501 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 59 of 59 statements. [2025-04-14 12:47:40,501 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-14 12:47:40,502 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:47:40,503 INFO L256 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 12 conjuncts are in the unsatisfiable core [2025-04-14 12:47:40,504 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:47:40,732 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 12:47:40,732 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:47:40,832 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 12:47:40,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [233058134] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:47:40,832 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:47:40,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 13, 7] total 22 [2025-04-14 12:47:40,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620899457] [2025-04-14 12:47:40,832 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:47:40,833 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2025-04-14 12:47:40,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:47:40,833 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2025-04-14 12:47:40,833 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=385, Unknown=0, NotChecked=0, Total=462 [2025-04-14 12:47:40,833 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:47:40,833 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:47:40,834 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 12:47:40,834 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:40,834 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:40,834 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-04-14 12:47:40,834 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:47:42,082 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:42,082 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:42,082 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-04-14 12:47:42,082 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2025-04-14 12:47:42,089 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 12:47:42,282 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 12:47:42,283 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 12:47:42,283 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:47:42,283 INFO L139 ounterexampleChecker]: Examining path program with hash 137049805, occurence #1 [2025-04-14 12:47:42,283 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 12:47:42,283 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:47:42,283 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:47:42,283 INFO L85 PathProgramCache]: Analyzing trace with hash -1530155673, now seen corresponding path program 3 times [2025-04-14 12:47:42,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:47:42,284 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628560321] [2025-04-14 12:47:42,284 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-14 12:47:42,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:47:42,290 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 86 statements into 3 equivalence classes. [2025-04-14 12:47:42,309 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) and asserted 86 of 86 statements. [2025-04-14 12:47:42,309 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2025-04-14 12:47:42,310 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:47:42,452 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 12:47:42,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:47:42,453 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628560321] [2025-04-14 12:47:42,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628560321] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:47:42,453 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [773583919] [2025-04-14 12:47:42,453 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-14 12:47:42,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:47:42,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:47:42,456 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 12:47:42,457 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 12:47:42,501 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 86 statements into 3 equivalence classes. [2025-04-14 12:47:42,528 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) and asserted 86 of 86 statements. [2025-04-14 12:47:42,528 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2025-04-14 12:47:42,529 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:47:42,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-04-14 12:47:42,532 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:47:42,674 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 12:47:42,674 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:47:42,759 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 12:47:42,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [773583919] provided 1 perfect and 1 imperfect interpolant sequences [2025-04-14 12:47:42,760 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2025-04-14 12:47:42,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8, 10] total 20 [2025-04-14 12:47:42,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34081785] [2025-04-14 12:47:42,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-14 12:47:42,760 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-04-14 12:47:42,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:47:42,760 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-04-14 12:47:42,761 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=304, Unknown=0, NotChecked=0, Total=380 [2025-04-14 12:47:42,761 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:47:42,761 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:47:42,761 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 12:47:42,761 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:42,761 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:42,761 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-04-14 12:47:42,761 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2025-04-14 12:47:42,761 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:47:42,879 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:42,879 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:42,879 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-04-14 12:47:42,879 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2025-04-14 12:47:42,879 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:42,885 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2025-04-14 12:47:43,084 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 12:47:43,084 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 12:47:43,084 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:47:43,084 INFO L139 ounterexampleChecker]: Examining path program with hash -1805106422, occurence #1 [2025-04-14 12:47:43,084 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 12:47:43,084 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:47:43,085 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:47:43,085 INFO L85 PathProgramCache]: Analyzing trace with hash 1968876373, now seen corresponding path program 4 times [2025-04-14 12:47:43,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:47:43,085 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625328764] [2025-04-14 12:47:43,085 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-14 12:47:43,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:47:43,093 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 56 statements into 2 equivalence classes. [2025-04-14 12:47:43,099 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 12:47:43,099 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-04-14 12:47:43,099 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:47:43,186 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 12:47:43,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:47:43,186 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625328764] [2025-04-14 12:47:43,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625328764] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:47:43,186 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [546463200] [2025-04-14 12:47:43,186 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-14 12:47:43,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:47:43,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:47:43,188 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 12:47:43,190 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 12:47:43,224 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 56 statements into 2 equivalence classes. [2025-04-14 12:47:43,241 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 12:47:43,241 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-04-14 12:47:43,241 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:47:43,242 INFO L256 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-04-14 12:47:43,244 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:47:43,361 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 12:47:43,361 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:47:43,442 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 12:47:43,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [546463200] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:47:43,442 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:47:43,442 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9, 6] total 15 [2025-04-14 12:47:43,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962475360] [2025-04-14 12:47:43,442 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:47:43,443 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2025-04-14 12:47:43,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:47:43,444 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2025-04-14 12:47:43,444 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2025-04-14 12:47:43,444 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:47:43,444 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:47:43,444 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 12:47:43,444 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:43,444 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:43,444 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-04-14 12:47:43,444 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2025-04-14 12:47:43,444 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:43,444 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:47:44,352 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:44,352 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:44,353 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-04-14 12:47:44,353 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2025-04-14 12:47:44,353 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:44,353 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-04-14 12:47:44,359 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 12:47:44,557 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 12:47:44,557 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 12:47:44,557 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:47:44,557 INFO L139 ounterexampleChecker]: Examining path program with hash -1758632137, occurence #1 [2025-04-14 12:47:44,557 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 12:47:44,557 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:47:44,558 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:47:44,558 INFO L85 PathProgramCache]: Analyzing trace with hash 1644715873, now seen corresponding path program 5 times [2025-04-14 12:47:44,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:47:44,558 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491962542] [2025-04-14 12:47:44,558 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-14 12:47:44,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:47:44,566 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 110 statements into 6 equivalence classes. [2025-04-14 12:47:44,593 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) and asserted 110 of 110 statements. [2025-04-14 12:47:44,593 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2025-04-14 12:47:44,593 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:47:44,837 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 12:47:44,837 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:47:44,837 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491962542] [2025-04-14 12:47:44,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491962542] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-14 12:47:44,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-14 12:47:44,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2025-04-14 12:47:44,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455500095] [2025-04-14 12:47:44,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-14 12:47:44,838 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-04-14 12:47:44,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:47:44,838 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-04-14 12:47:44,838 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2025-04-14 12:47:44,838 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:47:44,839 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:47:44,839 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 12:47:44,839 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:44,839 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:44,839 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-04-14 12:47:44,839 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2025-04-14 12:47:44,839 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:44,839 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-04-14 12:47:44,839 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:47:44,973 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:44,973 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:44,973 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-04-14 12:47:44,973 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2025-04-14 12:47:44,973 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:44,973 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-04-14 12:47:44,973 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:47:44,973 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-04-14 12:47:44,973 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 12:47:44,973 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:47:44,974 INFO L139 ounterexampleChecker]: Examining path program with hash -289675242, occurence #1 [2025-04-14 12:47:44,974 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 12:47:44,974 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:47:44,974 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:47:44,974 INFO L85 PathProgramCache]: Analyzing trace with hash 9879491, now seen corresponding path program 6 times [2025-04-14 12:47:44,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:47:44,974 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799802816] [2025-04-14 12:47:44,974 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-14 12:47:44,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:47:44,981 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 95 statements into 6 equivalence classes. [2025-04-14 12:47:45,006 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) and asserted 95 of 95 statements. [2025-04-14 12:47:45,006 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2025-04-14 12:47:45,006 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:47:45,573 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2025-04-14 12:47:45,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:47:45,573 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799802816] [2025-04-14 12:47:45,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799802816] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:47:45,573 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1394790135] [2025-04-14 12:47:45,573 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-14 12:47:45,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:47:45,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:47:45,575 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 12:47:45,577 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 12:47:45,619 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 95 statements into 6 equivalence classes. [2025-04-14 12:47:45,650 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) and asserted 95 of 95 statements. [2025-04-14 12:47:45,650 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2025-04-14 12:47:45,650 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:47:45,651 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 79 conjuncts are in the unsatisfiable core [2025-04-14 12:47:45,654 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:47:45,894 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 12:47:45,894 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:47:46,497 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 12:47:46,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1394790135] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:47:46,498 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:47:46,498 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8, 10] total 22 [2025-04-14 12:47:46,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400858432] [2025-04-14 12:47:46,498 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:47:46,498 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2025-04-14 12:47:46,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:47:46,499 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2025-04-14 12:47:46,499 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=388, Unknown=0, NotChecked=0, Total=506 [2025-04-14 12:47:46,499 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:47:46,499 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:47:46,499 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 6.565217391304348) internal successors, (151), 22 states have internal predecessors, (151), 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 12:47:46,499 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:46,499 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:46,499 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-04-14 12:47:46,499 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2025-04-14 12:47:46,499 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:46,499 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-04-14 12:47:46,499 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:47:46,499 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:47:46,682 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:46,682 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:46,682 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-04-14 12:47:46,682 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2025-04-14 12:47:46,682 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:46,682 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-04-14 12:47:46,682 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:47:46,682 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:47:46,688 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2025-04-14 12:47:46,883 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 12:47:46,883 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 12:47:46,883 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:47:46,883 INFO L139 ounterexampleChecker]: Examining path program with hash 405860764, occurence #1 [2025-04-14 12:47:46,883 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 12:47:46,883 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:47:46,884 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:47:46,884 INFO L85 PathProgramCache]: Analyzing trace with hash 572576391, now seen corresponding path program 7 times [2025-04-14 12:47:46,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:47:46,884 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [82842701] [2025-04-14 12:47:46,884 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-04-14 12:47:46,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:47:46,900 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 104 statements into 1 equivalence classes. [2025-04-14 12:47:46,909 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 104 of 104 statements. [2025-04-14 12:47:46,909 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 12:47:46,909 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:47:47,081 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 12:47:47,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:47:47,082 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [82842701] [2025-04-14 12:47:47,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [82842701] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:47:47,082 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1386467400] [2025-04-14 12:47:47,082 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-04-14 12:47:47,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:47:47,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:47:47,084 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 12:47:47,085 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 12:47:47,126 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 104 statements into 1 equivalence classes. [2025-04-14 12:47:47,154 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 104 of 104 statements. [2025-04-14 12:47:47,154 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 12:47:47,154 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:47:47,158 INFO L256 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 16 conjuncts are in the unsatisfiable core [2025-04-14 12:47:47,160 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:47:47,473 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 12:47:47,473 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:47:47,616 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 12:47:47,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1386467400] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:47:47,617 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:47:47,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 17, 8] total 25 [2025-04-14 12:47:47,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751546748] [2025-04-14 12:47:47,617 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:47:47,618 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2025-04-14 12:47:47,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:47:47,619 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2025-04-14 12:47:47,619 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=490, Unknown=0, NotChecked=0, Total=600 [2025-04-14 12:47:47,619 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:47:47,620 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:47:47,620 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 12:47:47,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:47,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:47,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2025-04-14 12:47:47,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2025-04-14 12:47:47,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:47,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-04-14 12:47:47,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:47:47,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:47:47,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:47:48,746 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:48,746 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:48,746 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:47:48,746 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:47:48,746 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:48,746 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2025-04-14 12:47:48,746 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:47:48,747 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:47:48,747 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:47:48,754 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2025-04-14 12:47:48,948 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 12:47:48,948 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 12:47:48,948 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:47:48,948 INFO L139 ounterexampleChecker]: Examining path program with hash -920713904, occurence #1 [2025-04-14 12:47:48,948 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 12:47:48,948 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:47:48,949 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:47:48,949 INFO L85 PathProgramCache]: Analyzing trace with hash -364304525, now seen corresponding path program 8 times [2025-04-14 12:47:48,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:47:48,949 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907663125] [2025-04-14 12:47:48,949 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-14 12:47:48,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:47:48,959 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 158 statements into 2 equivalence classes. [2025-04-14 12:47:48,975 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 158 of 158 statements. [2025-04-14 12:47:48,975 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-14 12:47:48,975 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:47:49,233 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 12:47:49,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:47:49,234 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907663125] [2025-04-14 12:47:49,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907663125] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:47:49,234 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [42119317] [2025-04-14 12:47:49,234 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-14 12:47:49,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:47:49,234 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:47:49,236 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 12:47:49,237 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 12:47:49,281 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 158 statements into 2 equivalence classes. [2025-04-14 12:47:49,319 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 158 of 158 statements. [2025-04-14 12:47:49,319 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-14 12:47:49,319 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:47:49,321 INFO L256 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 26 conjuncts are in the unsatisfiable core [2025-04-14 12:47:49,323 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:47:49,862 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 12:47:49,862 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:47:50,096 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 12:47:50,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [42119317] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:47:50,097 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:47:50,097 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 27, 9] total 40 [2025-04-14 12:47:50,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301044754] [2025-04-14 12:47:50,097 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:47:50,097 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2025-04-14 12:47:50,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:47:50,098 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2025-04-14 12:47:50,098 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=1376, Unknown=0, NotChecked=0, Total=1560 [2025-04-14 12:47:50,098 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:47:50,099 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:47:50,099 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 12:47:50,099 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:50,099 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:50,099 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:47:50,099 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:47:50,099 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:50,099 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2025-04-14 12:47:50,099 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:47:50,099 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:47:50,099 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:47:50,099 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:47:52,650 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:52,650 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:52,650 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:47:52,650 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:47:52,650 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:52,650 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2025-04-14 12:47:52,650 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:47:52,650 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:47:52,650 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:47:52,650 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2025-04-14 12:47:52,656 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 12:47:52,851 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 12:47:52,851 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 12:47:52,851 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:47:52,851 INFO L139 ounterexampleChecker]: Examining path program with hash -675972202, occurence #1 [2025-04-14 12:47:52,851 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 12:47:52,851 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:47:52,852 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:47:52,852 INFO L85 PathProgramCache]: Analyzing trace with hash -1644405955, now seen corresponding path program 9 times [2025-04-14 12:47:52,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:47:52,852 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280581259] [2025-04-14 12:47:52,852 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-14 12:47:52,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:47:52,858 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 179 statements into 10 equivalence classes. [2025-04-14 12:47:52,907 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) and asserted 179 of 179 statements. [2025-04-14 12:47:52,907 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2025-04-14 12:47:52,907 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:47:54,077 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 0 proven. 318 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2025-04-14 12:47:54,077 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:47:54,077 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280581259] [2025-04-14 12:47:54,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1280581259] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:47:54,077 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1205248180] [2025-04-14 12:47:54,078 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-14 12:47:54,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:47:54,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:47:54,080 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 12:47:54,080 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 12:47:54,122 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 179 statements into 10 equivalence classes. [2025-04-14 12:47:54,175 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) and asserted 179 of 179 statements. [2025-04-14 12:47:54,175 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2025-04-14 12:47:54,175 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:47:54,178 INFO L256 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 213 conjuncts are in the unsatisfiable core [2025-04-14 12:47:54,181 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:47:54,552 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 12:47:54,552 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:47:54,735 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 12:47:54,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1205248180] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:47:54,736 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:47:54,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 11, 5] total 28 [2025-04-14 12:47:54,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750824586] [2025-04-14 12:47:54,736 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:47:54,736 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2025-04-14 12:47:54,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:47:54,737 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2025-04-14 12:47:54,737 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=654, Unknown=0, NotChecked=0, Total=812 [2025-04-14 12:47:54,737 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:47:54,737 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:47:54,737 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 6.862068965517241) internal successors, (199), 28 states have internal predecessors, (199), 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 12:47:54,738 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:54,738 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:54,738 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:47:54,738 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:47:54,738 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:54,738 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2025-04-14 12:47:54,738 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:47:54,738 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:47:54,738 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:47:54,738 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2025-04-14 12:47:54,738 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:47:55,369 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:55,370 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:55,370 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:47:55,370 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:47:55,370 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:55,370 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2025-04-14 12:47:55,370 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:47:55,370 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:47:55,370 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:47:55,370 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:47:55,370 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-14 12:47:55,376 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 12:47:55,570 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 12:47:55,571 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 12:47:55,571 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:47:55,571 INFO L139 ounterexampleChecker]: Examining path program with hash -1045773457, occurence #1 [2025-04-14 12:47:55,571 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 12:47:55,571 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:47:55,572 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:47:55,572 INFO L85 PathProgramCache]: Analyzing trace with hash -2043791097, now seen corresponding path program 10 times [2025-04-14 12:47:55,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:47:55,572 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071726544] [2025-04-14 12:47:55,572 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-14 12:47:55,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:47:55,580 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 269 statements into 2 equivalence classes. [2025-04-14 12:47:55,629 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 12:47:55,629 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-04-14 12:47:55,629 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:47:56,596 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 12:47:56,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:47:56,596 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071726544] [2025-04-14 12:47:56,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071726544] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:47:56,596 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [494167121] [2025-04-14 12:47:56,596 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-14 12:47:56,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:47:56,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:47:56,599 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 12:47:56,600 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 12:47:56,651 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 269 statements into 2 equivalence classes. [2025-04-14 12:47:56,707 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 12:47:56,707 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-04-14 12:47:56,707 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:47:56,710 INFO L256 TraceCheckSpWp]: Trace formula consists of 754 conjuncts, 40 conjuncts are in the unsatisfiable core [2025-04-14 12:47:56,713 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:47:57,675 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 12:47:57,675 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:47:57,949 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 12:47:57,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [494167121] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:47:57,949 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:47:57,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 41, 7] total 62 [2025-04-14 12:47:57,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764263699] [2025-04-14 12:47:57,949 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:47:57,950 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2025-04-14 12:47:57,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:47:57,951 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2025-04-14 12:47:57,952 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=357, Invalid=3425, Unknown=0, NotChecked=0, Total=3782 [2025-04-14 12:47:57,952 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:47:57,952 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:47:57,953 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 12:47:57,953 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:57,953 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:57,953 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:47:57,953 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:47:57,953 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:47:57,953 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2025-04-14 12:47:57,953 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:47:57,953 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:47:57,953 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:47:57,953 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:47:57,953 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-14 12:47:57,953 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:48:07,041 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:07,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:07,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:48:07,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:48:07,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:07,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2025-04-14 12:48:07,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:48:07,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:48:07,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:48:07,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:48:07,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-14 12:48:07,042 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 250 states. [2025-04-14 12:48:07,049 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2025-04-14 12:48:07,243 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 12:48:07,243 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 12:48:07,243 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:48:07,243 INFO L139 ounterexampleChecker]: Examining path program with hash -1846356535, occurence #1 [2025-04-14 12:48:07,244 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 12:48:07,244 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:48:07,244 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:48:07,244 INFO L85 PathProgramCache]: Analyzing trace with hash -233756563, now seen corresponding path program 11 times [2025-04-14 12:48:07,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:48:07,244 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085149510] [2025-04-14 12:48:07,244 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-14 12:48:07,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:48:07,255 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 407 statements into 27 equivalence classes. [2025-04-14 12:48:07,342 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 27 check-sat command(s) and asserted 407 of 407 statements. [2025-04-14 12:48:07,342 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 27 check-sat command(s) [2025-04-14 12:48:07,342 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:48:09,998 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 12:48:09,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:48:09,998 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085149510] [2025-04-14 12:48:09,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2085149510] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:48:09,999 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1438043023] [2025-04-14 12:48:09,999 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-14 12:48:09,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:48:09,999 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:48:10,001 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 12:48:10,004 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 12:48:10,078 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 407 statements into 27 equivalence classes. [2025-04-14 12:48:10,195 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 27 check-sat command(s) and asserted 407 of 407 statements. [2025-04-14 12:48:10,196 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 27 check-sat command(s) [2025-04-14 12:48:10,196 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:48:10,202 INFO L256 TraceCheckSpWp]: Trace formula consists of 1123 conjuncts, 126 conjuncts are in the unsatisfiable core [2025-04-14 12:48:10,207 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:48:10,489 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 12:48:10,489 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:48:10,894 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 12:48:10,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1438043023] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:48:10,895 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:48:10,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 6 [2025-04-14 12:48:10,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708167190] [2025-04-14 12:48:10,895 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:48:10,895 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-04-14 12:48:10,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:48:10,896 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-04-14 12:48:10,896 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2025-04-14 12:48:10,896 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:48:10,896 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:48:10,896 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 12:48:10,896 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:10,896 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:10,896 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:48:10,896 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:48:10,896 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:10,896 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2025-04-14 12:48:10,896 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:48:10,896 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:48:10,896 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:48:10,896 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:48:10,896 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-14 12:48:10,896 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 250 states. [2025-04-14 12:48:10,896 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:48:11,331 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:11,332 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:11,332 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:48:11,332 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:48:11,332 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:11,332 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:48:11,332 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:48:11,332 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:48:11,332 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:48:11,332 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:48:11,332 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-04-14 12:48:11,332 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 256 states. [2025-04-14 12:48:11,332 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:11,338 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 12:48:11,532 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 12:48:11,533 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 12:48:11,533 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:48:11,533 INFO L139 ounterexampleChecker]: Examining path program with hash -1939302862, occurence #1 [2025-04-14 12:48:11,533 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 12:48:11,533 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:48:11,533 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:48:11,534 INFO L85 PathProgramCache]: Analyzing trace with hash 1268862615, now seen corresponding path program 12 times [2025-04-14 12:48:11,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:48:11,534 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306517117] [2025-04-14 12:48:11,534 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-14 12:48:11,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:48:11,548 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 461 statements into 28 equivalence classes. [2025-04-14 12:48:11,659 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 28 check-sat command(s) and asserted 461 of 461 statements. [2025-04-14 12:48:11,659 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 28 check-sat command(s) [2025-04-14 12:48:11,659 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:48:13,300 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 12:48:13,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:48:13,300 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306517117] [2025-04-14 12:48:13,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306517117] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:48:13,300 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1861031988] [2025-04-14 12:48:13,300 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-14 12:48:13,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:48:13,300 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:48:13,302 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 12:48:13,303 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 12:48:13,368 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 461 statements into 28 equivalence classes. [2025-04-14 12:48:13,486 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 28 check-sat command(s) and asserted 461 of 461 statements. [2025-04-14 12:48:13,486 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 28 check-sat command(s) [2025-04-14 12:48:13,486 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:48:13,491 INFO L256 TraceCheckSpWp]: Trace formula consists of 1257 conjuncts, 73 conjuncts are in the unsatisfiable core [2025-04-14 12:48:13,496 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:48:15,240 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 12:48:15,240 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:48:15,772 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 12:48:15,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1861031988] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:48:15,773 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:48:15,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 74, 15] total 94 [2025-04-14 12:48:15,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736148369] [2025-04-14 12:48:15,773 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:48:15,774 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 94 states [2025-04-14 12:48:15,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:48:15,775 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2025-04-14 12:48:15,776 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=954, Invalid=7788, Unknown=0, NotChecked=0, Total=8742 [2025-04-14 12:48:15,777 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:48:15,777 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:48:15,777 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 12:48:15,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:15,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:15,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:48:15,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:48:15,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:15,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:48:15,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:48:15,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:48:15,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:48:15,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:48:15,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2025-04-14 12:48:15,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 256 states. [2025-04-14 12:48:15,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:15,777 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:48:23,675 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:23,675 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:23,675 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:48:23,675 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:48:23,675 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:23,675 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:48:23,675 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:48:23,675 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:48:23,675 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:48:23,675 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:48:23,676 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-04-14 12:48:23,676 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 257 states. [2025-04-14 12:48:23,676 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:23,676 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 235 states. [2025-04-14 12:48:23,683 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2025-04-14 12:48:23,876 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 12:48:23,876 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 12:48:23,876 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:48:23,877 INFO L139 ounterexampleChecker]: Examining path program with hash -357157513, occurence #1 [2025-04-14 12:48:23,877 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 12:48:23,877 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:48:23,877 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:48:23,877 INFO L85 PathProgramCache]: Analyzing trace with hash 1975177797, now seen corresponding path program 13 times [2025-04-14 12:48:23,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:48:23,877 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788976669] [2025-04-14 12:48:23,877 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-04-14 12:48:23,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:48:23,885 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 323 statements into 1 equivalence classes. [2025-04-14 12:48:23,928 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 323 of 323 statements. [2025-04-14 12:48:23,928 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 12:48:23,928 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:48:27,478 INFO L134 CoverageAnalysis]: Checked inductivity of 3361 backedges. 0 proven. 520 refuted. 0 times theorem prover too weak. 2841 trivial. 0 not checked. [2025-04-14 12:48:27,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:48:27,479 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788976669] [2025-04-14 12:48:27,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788976669] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:48:27,479 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [465134385] [2025-04-14 12:48:27,479 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-04-14 12:48:27,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:48:27,479 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:48:27,481 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 12:48:27,482 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 12:48:27,537 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 323 statements into 1 equivalence classes. [2025-04-14 12:48:27,603 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 323 of 323 statements. [2025-04-14 12:48:27,603 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 12:48:27,603 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:48:27,609 INFO L256 TraceCheckSpWp]: Trace formula consists of 916 conjuncts, 307 conjuncts are in the unsatisfiable core [2025-04-14 12:48:27,613 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:48:28,211 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 12:48:28,211 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:48:29,579 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 12:48:29,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [465134385] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:48:29,580 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:48:29,580 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 25 [2025-04-14 12:48:29,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568389514] [2025-04-14 12:48:29,580 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:48:29,580 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2025-04-14 12:48:29,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:48:29,581 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2025-04-14 12:48:29,581 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=523, Unknown=0, NotChecked=0, Total=650 [2025-04-14 12:48:29,581 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:48:29,581 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:48:29,581 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 6.5) internal successors, (169), 25 states have internal predecessors, (169), 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 12:48:29,581 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:29,581 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:29,581 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:48:29,581 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:48:29,581 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:29,581 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:48:29,582 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:48:29,582 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:48:29,582 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:48:29,582 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:48:29,582 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2025-04-14 12:48:29,582 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 257 states. [2025-04-14 12:48:29,582 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:29,582 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 235 states. [2025-04-14 12:48:29,582 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:48:30,816 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:30,816 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:30,816 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:48:30,816 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:48:30,816 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:30,816 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:48:30,816 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:48:30,816 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:48:30,816 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:48:30,816 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:48:30,816 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:48:30,816 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:48:30,816 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:30,816 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 251 states. [2025-04-14 12:48:30,817 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:48:30,822 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2025-04-14 12:48:31,017 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 12:48:31,017 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 12:48:31,017 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:48:31,018 INFO L139 ounterexampleChecker]: Examining path program with hash -87311854, occurence #1 [2025-04-14 12:48:31,018 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 12:48:31,018 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:48:31,018 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:48:31,018 INFO L85 PathProgramCache]: Analyzing trace with hash -1308601251, now seen corresponding path program 14 times [2025-04-14 12:48:31,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:48:31,018 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489130707] [2025-04-14 12:48:31,018 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-14 12:48:31,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:48:31,028 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 422 statements into 2 equivalence classes. [2025-04-14 12:48:31,077 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 422 of 422 statements. [2025-04-14 12:48:31,077 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-14 12:48:31,077 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:48:32,239 INFO L134 CoverageAnalysis]: Checked inductivity of 4815 backedges. 1408 proven. 655 refuted. 0 times theorem prover too weak. 2752 trivial. 0 not checked. [2025-04-14 12:48:32,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:48:32,239 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489130707] [2025-04-14 12:48:32,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489130707] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:48:32,239 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1168926944] [2025-04-14 12:48:32,239 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-14 12:48:32,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:48:32,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:48:32,241 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 12:48:32,242 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 12:48:32,307 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 422 statements into 2 equivalence classes. [2025-04-14 12:48:32,385 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 422 of 422 statements. [2025-04-14 12:48:32,386 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-14 12:48:32,386 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:48:32,390 INFO L256 TraceCheckSpWp]: Trace formula consists of 1162 conjuncts, 68 conjuncts are in the unsatisfiable core [2025-04-14 12:48:32,395 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:48:34,010 INFO L134 CoverageAnalysis]: Checked inductivity of 4815 backedges. 2 proven. 4813 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 12:48:34,010 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:48:34,414 INFO L134 CoverageAnalysis]: Checked inductivity of 4815 backedges. 1466 proven. 334 refuted. 0 times theorem prover too weak. 3015 trivial. 0 not checked. [2025-04-14 12:48:34,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1168926944] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:48:34,414 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:48:34,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 69, 14] total 88 [2025-04-14 12:48:34,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691803970] [2025-04-14 12:48:34,414 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:48:34,415 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 88 states [2025-04-14 12:48:34,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:48:34,416 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 88 interpolants. [2025-04-14 12:48:34,418 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=726, Invalid=6930, Unknown=0, NotChecked=0, Total=7656 [2025-04-14 12:48:34,418 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:48:34,418 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:48:34,418 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 88 states, 88 states have (on average 6.875) internal successors, (605), 88 states have internal predecessors, (605), 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 12:48:34,418 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:34,418 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:34,418 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:48:34,418 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:48:34,418 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:34,418 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:48:34,418 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:48:34,418 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:48:34,418 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:48:34,418 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:48:34,418 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:48:34,418 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:48:34,418 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:34,418 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 251 states. [2025-04-14 12:48:34,418 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:48:34,418 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:48:40,814 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:40,814 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:40,814 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:48:40,814 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:48:40,814 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:40,814 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:48:40,814 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:48:40,814 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:48:40,814 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:48:40,814 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:48:40,814 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:48:40,814 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:48:40,814 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:40,814 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:48:40,814 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:48:40,814 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:48:40,821 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2025-04-14 12:48:41,015 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 12:48:41,015 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 12:48:41,015 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:48:41,015 INFO L139 ounterexampleChecker]: Examining path program with hash -111967587, occurence #1 [2025-04-14 12:48:41,015 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 12:48:41,015 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:48:41,016 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:48:41,016 INFO L85 PathProgramCache]: Analyzing trace with hash -478283611, now seen corresponding path program 15 times [2025-04-14 12:48:41,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:48:41,016 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562163283] [2025-04-14 12:48:41,016 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-14 12:48:41,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:48:41,027 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 503 statements into 32 equivalence classes. [2025-04-14 12:48:41,183 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 32 check-sat command(s) and asserted 503 of 503 statements. [2025-04-14 12:48:41,183 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 32 check-sat command(s) [2025-04-14 12:48:41,183 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:48:42,901 INFO L134 CoverageAnalysis]: Checked inductivity of 5896 backedges. 2411 proven. 391 refuted. 0 times theorem prover too weak. 3094 trivial. 0 not checked. [2025-04-14 12:48:42,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:48:42,901 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562163283] [2025-04-14 12:48:42,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1562163283] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:48:42,901 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [711475702] [2025-04-14 12:48:42,901 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-14 12:48:42,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:48:42,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:48:42,903 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 12:48:42,904 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 12:48:42,970 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 503 statements into 32 equivalence classes. [2025-04-14 12:48:43,126 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 32 check-sat command(s) and asserted 503 of 503 statements. [2025-04-14 12:48:43,126 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 32 check-sat command(s) [2025-04-14 12:48:43,126 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:48:43,133 INFO L256 TraceCheckSpWp]: Trace formula consists of 1363 conjuncts, 80 conjuncts are in the unsatisfiable core [2025-04-14 12:48:43,138 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:48:45,150 INFO L134 CoverageAnalysis]: Checked inductivity of 5896 backedges. 2 proven. 5894 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 12:48:45,150 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:48:45,797 INFO L134 CoverageAnalysis]: Checked inductivity of 5896 backedges. 2174 proven. 420 refuted. 0 times theorem prover too weak. 3302 trivial. 0 not checked. [2025-04-14 12:48:45,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [711475702] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:48:45,798 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:48:45,798 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 81, 18] total 106 [2025-04-14 12:48:45,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013376335] [2025-04-14 12:48:45,798 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:48:45,799 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 106 states [2025-04-14 12:48:45,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:48:45,800 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 106 interpolants. [2025-04-14 12:48:45,802 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=677, Invalid=10453, Unknown=0, NotChecked=0, Total=11130 [2025-04-14 12:48:45,802 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:48:45,802 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:48:45,802 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 106 states, 106 states have (on average 6.990566037735849) internal successors, (741), 106 states have internal predecessors, (741), 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 12:48:45,802 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:45,802 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:45,802 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:48:45,802 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:48:45,802 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:45,802 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:48:45,802 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:48:45,802 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:48:45,803 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:48:45,803 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:48:45,803 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:48:45,803 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:48:45,803 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:48:45,803 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:48:45,803 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:48:45,803 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:48:45,803 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:49:02,429 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:49:02,429 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:49:02,429 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:49:02,429 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:49:02,429 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:49:02,429 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:49:02,429 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:49:02,429 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:49:02,429 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:49:02,429 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:49:02,430 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:49:02,430 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:49:02,430 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:49:02,430 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:49:02,430 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:49:02,430 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:49:02,430 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:49:02,439 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 12:49:02,630 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 12:49:02,631 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 12:49:02,631 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:49:02,631 INFO L139 ounterexampleChecker]: Examining path program with hash 1777751440, occurence #1 [2025-04-14 12:49:02,631 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 12:49:02,631 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:49:02,631 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:49:02,632 INFO L85 PathProgramCache]: Analyzing trace with hash -806502795, now seen corresponding path program 16 times [2025-04-14 12:49:02,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:49:02,632 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780764776] [2025-04-14 12:49:02,632 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-14 12:49:02,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:49:02,644 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 551 statements into 2 equivalence classes. [2025-04-14 12:49:02,735 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 550 of 551 statements. [2025-04-14 12:49:02,736 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-04-14 12:49:02,736 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:49:06,483 INFO L134 CoverageAnalysis]: Checked inductivity of 6483 backedges. 80 proven. 2826 refuted. 0 times theorem prover too weak. 3577 trivial. 0 not checked. [2025-04-14 12:49:06,483 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:49:06,483 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780764776] [2025-04-14 12:49:06,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780764776] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:49:06,484 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [675473372] [2025-04-14 12:49:06,484 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-14 12:49:06,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:49:06,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:49:06,485 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 12:49:06,488 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 12:49:06,563 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 551 statements into 2 equivalence classes. [2025-04-14 12:49:06,664 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 550 of 551 statements. [2025-04-14 12:49:06,664 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-04-14 12:49:06,664 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:49:06,671 INFO L256 TraceCheckSpWp]: Trace formula consists of 1458 conjuncts, 88 conjuncts are in the unsatisfiable core [2025-04-14 12:49:06,676 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:49:09,494 INFO L134 CoverageAnalysis]: Checked inductivity of 6483 backedges. 22 proven. 6389 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2025-04-14 12:49:09,495 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:49:10,079 INFO L134 CoverageAnalysis]: Checked inductivity of 6483 backedges. 22 proven. 794 refuted. 0 times theorem prover too weak. 5667 trivial. 0 not checked. [2025-04-14 12:49:10,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [675473372] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:49:10,079 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:49:10,079 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 89, 8] total 126 [2025-04-14 12:49:10,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714715821] [2025-04-14 12:49:10,080 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:49:10,080 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 126 states [2025-04-14 12:49:10,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:49:10,081 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 126 interpolants. [2025-04-14 12:49:10,085 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=689, Invalid=15061, Unknown=0, NotChecked=0, Total=15750 [2025-04-14 12:49:10,085 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:49:10,085 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:49:10,085 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 126 states, 126 states have (on average 5.896825396825397) internal successors, (743), 126 states have internal predecessors, (743), 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 12:49:10,085 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:49:10,085 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:49:10,085 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:49:10,085 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:49:10,085 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:49:10,085 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:49:10,085 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:49:10,085 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:49:10,085 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:49:10,085 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:49:10,085 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:49:10,085 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:49:10,086 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:49:10,086 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:49:10,086 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:49:10,086 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:49:10,086 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:49:10,086 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:49:35,563 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:49:35,564 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:49:35,564 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:49:35,564 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:49:35,564 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:49:35,564 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:49:35,564 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:49:35,564 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:49:35,564 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:49:35,564 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:49:35,564 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:49:35,564 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:49:35,564 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:49:35,564 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:49:35,564 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:49:35,564 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:49:35,564 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:49:35,564 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 511 states. [2025-04-14 12:49:35,571 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 12:49:35,765 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 12:49:35,765 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 12:49:35,765 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:49:35,765 INFO L139 ounterexampleChecker]: Examining path program with hash -87311854, occurence #2 [2025-04-14 12:49:35,765 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 12:49:35,766 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 12:49:35,771 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:49:35,771 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 12:49:35,771 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:49:35,771 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 12:49:35,771 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:49:35,771 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 12:49:35,771 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:49:35,772 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 783 [2025-04-14 12:49:35,772 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:49:35,772 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 786 [2025-04-14 12:49:35,772 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:49:35,772 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 789 [2025-04-14 12:49:35,772 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:49:35,772 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 792 [2025-04-14 12:49:35,772 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:49:35,772 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 795 [2025-04-14 12:49:35,772 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:49:35,772 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 797 [2025-04-14 12:49:35,772 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:49:35,772 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 12:49:35,772 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:49:35,773 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:49:35,773 INFO L85 PathProgramCache]: Analyzing trace with hash -902015443, now seen corresponding path program 17 times [2025-04-14 12:49:35,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:49:35,773 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595036860] [2025-04-14 12:49:35,773 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-14 12:49:35,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:49:35,789 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 800 statements into 55 equivalence classes. [2025-04-14 12:49:36,061 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 55 check-sat command(s) and asserted 800 of 800 statements. [2025-04-14 12:49:36,061 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 55 check-sat command(s) [2025-04-14 12:49:36,061 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:49:41,504 INFO L134 CoverageAnalysis]: Checked inductivity of 17986 backedges. 6829 proven. 359 refuted. 0 times theorem prover too weak. 10798 trivial. 0 not checked. [2025-04-14 12:49:41,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:49:41,504 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595036860] [2025-04-14 12:49:41,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595036860] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:49:41,504 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1085086230] [2025-04-14 12:49:41,504 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-14 12:49:41,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:49:41,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:49:41,506 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 12:49:41,508 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 12:49:41,609 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 800 statements into 55 equivalence classes. [2025-04-14 12:49:41,867 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 55 check-sat command(s) and asserted 800 of 800 statements. [2025-04-14 12:49:41,867 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 55 check-sat command(s) [2025-04-14 12:49:41,867 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:49:41,887 INFO L256 TraceCheckSpWp]: Trace formula consists of 2106 conjuncts, 130 conjuncts are in the unsatisfiable core [2025-04-14 12:49:41,895 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:49:46,300 INFO L134 CoverageAnalysis]: Checked inductivity of 17986 backedges. 2 proven. 17984 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 12:49:46,300 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:49:47,227 INFO L134 CoverageAnalysis]: Checked inductivity of 17986 backedges. 6829 proven. 359 refuted. 0 times theorem prover too weak. 10798 trivial. 0 not checked. [2025-04-14 12:49:47,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1085086230] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:49:47,228 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:49:47,228 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 131, 24] total 161 [2025-04-14 12:49:47,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091102749] [2025-04-14 12:49:47,228 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:49:47,229 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 161 states [2025-04-14 12:49:47,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:49:47,230 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 161 interpolants. [2025-04-14 12:49:47,233 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1862, Invalid=23898, Unknown=0, NotChecked=0, Total=25760 [2025-04-14 12:49:47,233 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:49:47,233 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:49:47,233 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 161 states, 161 states have (on average 6.565217391304348) internal successors, (1057), 161 states have internal predecessors, (1057), 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 12:49:47,233 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:49:47,233 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:49:47,233 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:49:47,233 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:49:47,233 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:49:47,234 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:49:47,234 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:49:47,234 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:49:47,234 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:49:47,234 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:49:47,234 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:49:47,234 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:49:47,234 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:49:47,234 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:49:47,234 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:49:47,234 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:49:47,234 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:49:47,234 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 511 states. [2025-04-14 12:49:47,234 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:50:06,505 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:50:06,505 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:50:06,505 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:50:06,505 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:50:06,505 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:50:06,505 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:50:06,505 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:50:06,505 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:50:06,505 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:50:06,505 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:50:06,505 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:50:06,505 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:50:06,505 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:50:06,505 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:50:06,506 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:50:06,506 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:50:06,506 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:50:06,506 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 511 states. [2025-04-14 12:50:06,506 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 212 states. [2025-04-14 12:50:06,514 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2025-04-14 12:50:06,706 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 12:50:06,706 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 12:50:06,706 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:50:06,707 INFO L139 ounterexampleChecker]: Examining path program with hash -87311854, occurence #3 [2025-04-14 12:50:06,707 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 12:50:06,707 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 12:50:06,707 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:50:06,707 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 12:50:06,707 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:50:06,707 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 12:50:06,707 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:50:06,707 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 12:50:06,707 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:50:06,708 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 816 [2025-04-14 12:50:06,708 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:50:06,708 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 819 [2025-04-14 12:50:06,708 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:50:06,708 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 822 [2025-04-14 12:50:06,708 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:50:06,708 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 825 [2025-04-14 12:50:06,708 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:50:06,708 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 828 [2025-04-14 12:50:06,708 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:50:06,708 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 831 [2025-04-14 12:50:06,708 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:50:06,708 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 834 [2025-04-14 12:50:06,708 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:50:06,708 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 837 [2025-04-14 12:50:06,708 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:50:06,708 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 840 [2025-04-14 12:50:06,708 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:50:06,709 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 843 [2025-04-14 12:50:06,709 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:50:06,709 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 845 [2025-04-14 12:50:06,709 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:50:06,709 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 12:50:06,709 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:50:06,709 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:50:06,709 INFO L85 PathProgramCache]: Analyzing trace with hash 499912943, now seen corresponding path program 18 times [2025-04-14 12:50:06,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:50:06,709 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072900544] [2025-04-14 12:50:06,709 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-14 12:50:06,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:50:06,726 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 848 statements into 57 equivalence classes. [2025-04-14 12:50:07,188 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 57 check-sat command(s) and asserted 848 of 848 statements. [2025-04-14 12:50:07,189 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 57 check-sat command(s) [2025-04-14 12:50:07,189 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:50:13,707 INFO L134 CoverageAnalysis]: Checked inductivity of 19498 backedges. 7232 proven. 1471 refuted. 0 times theorem prover too weak. 10795 trivial. 0 not checked. [2025-04-14 12:50:13,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:50:13,708 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072900544] [2025-04-14 12:50:13,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072900544] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:50:13,708 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1801853567] [2025-04-14 12:50:13,708 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-14 12:50:13,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:50:13,708 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:50:13,710 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 12:50:13,711 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 12:50:13,803 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 848 statements into 57 equivalence classes. [2025-04-14 12:50:14,176 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 57 check-sat command(s) and asserted 848 of 848 statements. [2025-04-14 12:50:14,176 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 57 check-sat command(s) [2025-04-14 12:50:14,176 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:50:14,190 INFO L256 TraceCheckSpWp]: Trace formula consists of 2228 conjuncts, 140 conjuncts are in the unsatisfiable core [2025-04-14 12:50:14,198 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:50:19,434 INFO L134 CoverageAnalysis]: Checked inductivity of 19498 backedges. 2 proven. 19496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 12:50:19,434 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:50:20,622 INFO L134 CoverageAnalysis]: Checked inductivity of 19498 backedges. 7374 proven. 814 refuted. 0 times theorem prover too weak. 11310 trivial. 0 not checked. [2025-04-14 12:50:20,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1801853567] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:50:20,622 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:50:20,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 141, 30] total 171 [2025-04-14 12:50:20,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477450276] [2025-04-14 12:50:20,623 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:50:20,623 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 171 states [2025-04-14 12:50:20,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:50:20,625 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 171 interpolants. [2025-04-14 12:50:20,627 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1388, Invalid=27682, Unknown=0, NotChecked=0, Total=29070 [2025-04-14 12:50:20,627 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:50:20,627 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:50:20,628 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 171 states, 171 states have (on average 6.333333333333333) internal successors, (1083), 171 states have internal predecessors, (1083), 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 12:50:20,628 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:50:20,628 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:50:20,628 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:50:20,628 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:50:20,628 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:50:20,628 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:50:20,628 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:50:20,628 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:50:20,628 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:50:20,628 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:50:20,628 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:50:20,628 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:50:20,628 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:50:20,628 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:50:20,628 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:50:20,628 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:50:20,628 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:50:20,628 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 511 states. [2025-04-14 12:50:20,628 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 212 states. [2025-04-14 12:50:20,628 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:50:41,324 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:50:41,324 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:50:41,324 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:50:41,324 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:50:41,324 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:50:41,324 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:50:41,324 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:50:41,324 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:50:41,324 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:50:41,324 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:50:41,324 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:50:41,324 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:50:41,324 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:50:41,324 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:50:41,324 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:50:41,324 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:50:41,324 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:50:41,324 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-04-14 12:50:41,324 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-04-14 12:50:41,324 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-04-14 12:50:41,333 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2025-04-14 12:50:41,525 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 12:50:41,525 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 12:50:41,525 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:50:41,526 INFO L139 ounterexampleChecker]: Examining path program with hash 257973057, occurence #1 [2025-04-14 12:50:41,526 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 12:50:41,526 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:50:41,526 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:50:41,526 INFO L85 PathProgramCache]: Analyzing trace with hash 382412833, now seen corresponding path program 19 times [2025-04-14 12:50:41,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:50:41,526 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824162810] [2025-04-14 12:50:41,526 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-04-14 12:50:41,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:50:41,543 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 905 statements into 1 equivalence classes. [2025-04-14 12:50:41,836 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 905 of 905 statements. [2025-04-14 12:50:41,836 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 12:50:41,837 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:50:49,605 INFO L134 CoverageAnalysis]: Checked inductivity of 21114 backedges. 8832 proven. 960 refuted. 0 times theorem prover too weak. 11322 trivial. 0 not checked. [2025-04-14 12:50:49,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:50:49,605 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824162810] [2025-04-14 12:50:49,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824162810] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:50:49,605 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [447651075] [2025-04-14 12:50:49,605 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-04-14 12:50:49,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:50:49,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:50:49,607 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 12:50:49,609 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 12:50:49,708 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 905 statements into 1 equivalence classes. [2025-04-14 12:50:49,879 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 905 of 905 statements. [2025-04-14 12:50:49,879 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 12:50:49,879 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:50:49,891 INFO L256 TraceCheckSpWp]: Trace formula consists of 2370 conjuncts, 149 conjuncts are in the unsatisfiable core [2025-04-14 12:50:49,899 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:50:56,094 INFO L134 CoverageAnalysis]: Checked inductivity of 21114 backedges. 3 proven. 21111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 12:50:56,094 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:50:57,476 INFO L134 CoverageAnalysis]: Checked inductivity of 21114 backedges. 8999 proven. 266 refuted. 0 times theorem prover too weak. 11849 trivial. 0 not checked. [2025-04-14 12:50:57,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [447651075] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:50:57,476 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:50:57,476 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 150, 32] total 185 [2025-04-14 12:50:57,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266782863] [2025-04-14 12:50:57,476 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:50:57,477 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 185 states [2025-04-14 12:50:57,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:50:57,478 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 185 interpolants. [2025-04-14 12:50:57,482 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1890, Invalid=32150, Unknown=0, NotChecked=0, Total=34040 [2025-04-14 12:50:57,482 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:50:57,482 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:50:57,482 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 185 states, 185 states have (on average 6.437837837837838) internal successors, (1191), 185 states have internal predecessors, (1191), 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 12:50:57,482 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:50:57,483 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:50:57,483 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:50:57,483 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:50:57,483 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:50:57,483 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:50:57,483 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:50:57,483 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:50:57,483 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:50:57,483 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:50:57,483 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:50:57,483 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:50:57,483 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:50:57,483 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:50:57,483 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:50:57,483 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:50:57,483 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:50:57,483 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 512 states. [2025-04-14 12:50:57,483 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-04-14 12:50:57,483 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-04-14 12:50:57,483 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:51:22,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:51:22,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:51:22,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:51:22,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:51:22,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:51:22,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:51:22,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:51:22,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:51:22,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:51:22,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:51:22,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:51:22,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:51:22,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:51:22,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:51:22,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:51:22,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:51:22,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:51:22,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-04-14 12:51:22,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-04-14 12:51:22,012 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-04-14 12:51:22,013 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-04-14 12:51:22,020 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 12:51:22,215 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:51:22,216 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 12:51:22,216 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:51:22,216 INFO L139 ounterexampleChecker]: Examining path program with hash -1601432000, occurence #1 [2025-04-14 12:51:22,216 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 12:51:22,216 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:51:22,217 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:51:22,217 INFO L85 PathProgramCache]: Analyzing trace with hash -918396331, now seen corresponding path program 20 times [2025-04-14 12:51:22,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:51:22,217 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082131499] [2025-04-14 12:51:22,217 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-14 12:51:22,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:51:22,236 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 899 statements into 2 equivalence classes. [2025-04-14 12:51:22,739 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 899 of 899 statements. [2025-04-14 12:51:22,739 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-14 12:51:22,739 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:52:23,407 INFO L134 CoverageAnalysis]: Checked inductivity of 21599 backedges. 0 proven. 9223 refuted. 0 times theorem prover too weak. 12376 trivial. 0 not checked. [2025-04-14 12:52:23,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:52:23,407 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082131499] [2025-04-14 12:52:23,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082131499] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:52:23,407 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2011593328] [2025-04-14 12:52:23,407 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-14 12:52:23,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:52:23,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:52:23,409 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 12:52:23,410 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 12:52:23,511 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 899 statements into 2 equivalence classes. [2025-04-14 12:52:23,710 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 899 of 899 statements. [2025-04-14 12:52:23,710 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-14 12:52:23,710 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:52:23,731 INFO L256 TraceCheckSpWp]: Trace formula consists of 2356 conjuncts, 881 conjuncts are in the unsatisfiable core [2025-04-14 12:52:23,741 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:52:25,960 INFO L134 CoverageAnalysis]: Checked inductivity of 21599 backedges. 467 proven. 8936 refuted. 0 times theorem prover too weak. 12196 trivial. 0 not checked. [2025-04-14 12:52:25,960 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:52:31,276 INFO L134 CoverageAnalysis]: Checked inductivity of 21599 backedges. 402 proven. 9001 refuted. 0 times theorem prover too weak. 12196 trivial. 0 not checked. [2025-04-14 12:52:31,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2011593328] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:52:31,276 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:52:31,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 36, 37] total 101 [2025-04-14 12:52:31,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250186564] [2025-04-14 12:52:31,276 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:52:31,277 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 102 states [2025-04-14 12:52:31,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:52:31,278 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 102 interpolants. [2025-04-14 12:52:31,279 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2219, Invalid=8083, Unknown=0, NotChecked=0, Total=10302 [2025-04-14 12:52:31,279 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:52:31,279 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:52:31,279 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 102 states, 102 states have (on average 6.0588235294117645) internal successors, (618), 101 states have internal predecessors, (618), 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 12:52:31,279 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:52:31,279 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:52:31,279 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:52:31,279 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:52:31,279 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:52:31,279 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:52:31,279 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:52:31,279 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:52:31,279 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:52:31,279 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:52:31,279 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:52:31,279 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:52:31,279 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:52:31,279 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:52:31,279 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:52:31,279 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:52:31,279 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:52:31,279 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 512 states. [2025-04-14 12:52:31,279 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-04-14 12:52:31,279 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-04-14 12:52:31,279 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-04-14 12:52:31,279 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:52:32,870 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:52:32,870 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:52:32,870 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:52:32,870 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:52:32,870 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:52:32,870 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:52:32,870 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:52:32,870 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:52:32,870 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:52:32,870 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:52:32,870 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:52:32,870 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:52:32,870 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:52:32,870 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:52:32,870 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:52:32,870 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:52:32,871 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:52:32,871 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-04-14 12:52:32,871 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-04-14 12:52:32,871 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-04-14 12:52:32,871 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-04-14 12:52:32,871 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-14 12:52:32,882 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2025-04-14 12:52:33,071 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,SelfDestructingSolverStorable21 [2025-04-14 12:52:33,071 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 12:52:33,072 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:52:33,072 INFO L139 ounterexampleChecker]: Examining path program with hash -1043053741, occurence #1 [2025-04-14 12:52:33,072 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 12:52:33,072 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:52:33,073 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:52:33,073 INFO L85 PathProgramCache]: Analyzing trace with hash -1764267293, now seen corresponding path program 21 times [2025-04-14 12:52:33,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:52:33,073 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288506222] [2025-04-14 12:52:33,073 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-14 12:52:33,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:52:33,088 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 785 statements into 50 equivalence classes. [2025-04-14 12:52:33,648 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 50 check-sat command(s) and asserted 785 of 785 statements. [2025-04-14 12:52:33,648 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 50 check-sat command(s) [2025-04-14 12:52:33,649 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:52:39,157 INFO L134 CoverageAnalysis]: Checked inductivity of 15193 backedges. 2104 proven. 1252 refuted. 0 times theorem prover too weak. 11837 trivial. 0 not checked. [2025-04-14 12:52:39,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:52:39,157 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288506222] [2025-04-14 12:52:39,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288506222] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:52:39,157 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [784351899] [2025-04-14 12:52:39,157 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-14 12:52:39,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:52:39,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:52:39,159 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 12:52:39,160 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 12:52:39,269 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 785 statements into 50 equivalence classes. [2025-04-14 12:52:39,762 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 50 check-sat command(s) and asserted 785 of 785 statements. [2025-04-14 12:52:39,762 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 50 check-sat command(s) [2025-04-14 12:52:39,762 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:52:39,774 INFO L256 TraceCheckSpWp]: Trace formula consists of 2070 conjuncts, 129 conjuncts are in the unsatisfiable core [2025-04-14 12:52:39,783 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:52:44,886 INFO L134 CoverageAnalysis]: Checked inductivity of 15193 backedges. 680 proven. 14513 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 12:52:44,886 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:52:45,916 INFO L134 CoverageAnalysis]: Checked inductivity of 15193 backedges. 2135 proven. 682 refuted. 0 times theorem prover too weak. 12376 trivial. 0 not checked. [2025-04-14 12:52:45,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [784351899] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:52:45,917 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:52:45,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 130, 35] total 168 [2025-04-14 12:52:45,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179949397] [2025-04-14 12:52:45,917 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:52:45,918 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 168 states [2025-04-14 12:52:45,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:52:45,919 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 168 interpolants. [2025-04-14 12:52:45,920 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1719, Invalid=26337, Unknown=0, NotChecked=0, Total=28056 [2025-04-14 12:52:45,920 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:52:45,920 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:52:45,921 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 168 states, 168 states have (on average 6.273809523809524) internal successors, (1054), 168 states have internal predecessors, (1054), 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 12:52:45,921 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:52:45,921 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:52:45,921 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:52:45,921 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:52:45,921 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:52:45,921 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:52:45,921 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:52:45,921 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:52:45,921 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:52:45,921 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:52:45,921 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:52:45,921 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:52:45,921 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:52:45,921 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:52:45,921 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:52:45,921 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:52:45,921 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:52:45,921 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 512 states. [2025-04-14 12:52:45,921 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-04-14 12:52:45,921 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-04-14 12:52:45,921 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-04-14 12:52:45,921 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-14 12:52:45,921 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:53:09,646 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:53:09,646 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:53:09,646 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:53:09,646 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:53:09,646 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:53:09,646 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:53:09,646 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:53:09,646 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:53:09,646 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:53:09,646 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:53:09,646 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:53:09,646 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:53:09,646 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:53:09,646 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:53:09,646 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:53:09,646 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:53:09,646 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:53:09,646 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-04-14 12:53:09,647 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-04-14 12:53:09,647 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-04-14 12:53:09,647 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-04-14 12:53:09,647 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-14 12:53:09,647 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2025-04-14 12:53:09,657 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 12:53:09,847 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,SelfDestructingSolverStorable22 [2025-04-14 12:53:09,847 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 12:53:09,847 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:53:09,848 INFO L139 ounterexampleChecker]: Examining path program with hash -1043053741, occurence #2 [2025-04-14 12:53:09,848 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 12:53:09,848 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 12:53:09,848 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:53:09,848 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 12:53:09,848 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:53:09,848 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 12:53:09,848 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:53:09,848 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 12:53:09,848 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:53:09,848 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 756 [2025-04-14 12:53:09,848 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:53:09,848 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 759 [2025-04-14 12:53:09,848 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:53:09,849 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 762 [2025-04-14 12:53:09,849 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:53:09,849 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 765 [2025-04-14 12:53:09,849 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:53:09,849 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 768 [2025-04-14 12:53:09,849 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:53:09,849 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 771 [2025-04-14 12:53:09,849 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:53:09,849 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 774 [2025-04-14 12:53:09,849 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:53:09,849 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 777 [2025-04-14 12:53:09,849 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:53:09,849 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 780 [2025-04-14 12:53:09,849 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:53:09,849 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 783 [2025-04-14 12:53:09,849 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:53:09,849 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 786 [2025-04-14 12:53:09,849 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:53:09,849 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 789 [2025-04-14 12:53:09,849 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:53:09,849 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 792 [2025-04-14 12:53:09,849 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:53:09,849 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 795 [2025-04-14 12:53:09,849 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:53:09,850 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 798 [2025-04-14 12:53:09,850 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:53:09,850 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 800 [2025-04-14 12:53:09,850 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:53:09,850 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 12:53:09,850 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:53:09,850 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:53:09,850 INFO L85 PathProgramCache]: Analyzing trace with hash 1042516591, now seen corresponding path program 22 times [2025-04-14 12:53:09,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:53:09,850 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159854460] [2025-04-14 12:53:09,850 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-14 12:53:09,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:53:09,865 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 803 statements into 2 equivalence classes. [2025-04-14 12:53:10,229 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 803 of 803 statements. [2025-04-14 12:53:10,230 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-04-14 12:53:10,230 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:53:53,468 INFO L134 CoverageAnalysis]: Checked inductivity of 15867 backedges. 287 proven. 2742 refuted. 0 times theorem prover too weak. 12838 trivial. 0 not checked. [2025-04-14 12:53:53,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:53:53,469 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159854460] [2025-04-14 12:53:53,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159854460] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:53:53,469 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [338480574] [2025-04-14 12:53:53,469 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-14 12:53:53,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:53:53,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:53:53,471 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 12:53:53,472 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 12:53:53,568 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 803 statements into 2 equivalence classes. [2025-04-14 12:53:53,782 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 803 of 803 statements. [2025-04-14 12:53:53,783 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-04-14 12:53:53,783 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:53:53,807 INFO L256 TraceCheckSpWp]: Trace formula consists of 2116 conjuncts, 787 conjuncts are in the unsatisfiable core [2025-04-14 12:53:53,815 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:53:56,384 INFO L134 CoverageAnalysis]: Checked inductivity of 15867 backedges. 3 proven. 2937 refuted. 0 times theorem prover too weak. 12927 trivial. 0 not checked. [2025-04-14 12:53:56,385 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:54:01,993 INFO L134 CoverageAnalysis]: Checked inductivity of 15867 backedges. 0 proven. 2940 refuted. 0 times theorem prover too weak. 12927 trivial. 0 not checked. [2025-04-14 12:54:01,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [338480574] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:54:01,994 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:54:01,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 52, 52] total 137 [2025-04-14 12:54:01,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824796887] [2025-04-14 12:54:01,994 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:54:01,995 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 138 states [2025-04-14 12:54:01,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:54:01,996 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 138 interpolants. [2025-04-14 12:54:01,996 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2252, Invalid=16654, Unknown=0, NotChecked=0, Total=18906 [2025-04-14 12:54:01,996 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:54:01,996 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:54:01,997 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 138 states, 138 states have (on average 4.920289855072464) internal successors, (679), 137 states have internal predecessors, (679), 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 12:54:01,997 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:54:01,997 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:54:01,997 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:54:01,997 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:54:01,997 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:54:01,997 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:54:01,997 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:54:01,997 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:54:01,997 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:54:01,997 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:54:01,997 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:54:01,997 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:54:01,997 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:54:01,997 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:54:01,997 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:54:01,997 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:54:01,997 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:54:01,997 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 512 states. [2025-04-14 12:54:01,997 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-04-14 12:54:01,997 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-04-14 12:54:01,997 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-04-14 12:54:01,997 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-14 12:54:01,997 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 237 states. [2025-04-14 12:54:01,997 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:54:05,866 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:54:05,866 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:54:05,866 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:54:05,866 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:54:05,866 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:54:05,866 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:54:05,866 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:54:05,866 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:54:05,866 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:54:05,866 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:54:05,866 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:54:05,866 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:54:05,866 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:54:05,866 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:54:05,866 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:54:05,866 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:54:05,866 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:54:05,866 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-04-14 12:54:05,866 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-04-14 12:54:05,866 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-04-14 12:54:05,866 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-04-14 12:54:05,866 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-14 12:54:05,866 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2025-04-14 12:54:05,866 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2025-04-14 12:54:05,877 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 12:54:06,067 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:54:06,067 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 12:54:06,067 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:54:06,068 INFO L139 ounterexampleChecker]: Examining path program with hash -1043053741, occurence #3 [2025-04-14 12:54:06,068 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 12:54:06,068 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 12:54:06,068 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:54:06,068 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 12:54:06,068 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:54:06,068 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 12:54:06,068 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:54:06,068 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 12:54:06,068 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:54:06,068 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 765 [2025-04-14 12:54:06,068 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:06,068 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 768 [2025-04-14 12:54:06,068 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:06,068 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 771 [2025-04-14 12:54:06,068 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:06,068 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 774 [2025-04-14 12:54:06,068 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:06,068 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 777 [2025-04-14 12:54:06,069 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:06,069 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 780 [2025-04-14 12:54:06,069 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:06,069 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 783 [2025-04-14 12:54:06,069 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:06,069 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 786 [2025-04-14 12:54:06,069 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:06,069 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 789 [2025-04-14 12:54:06,069 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:06,069 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 792 [2025-04-14 12:54:06,069 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:06,069 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 795 [2025-04-14 12:54:06,069 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:06,069 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 798 [2025-04-14 12:54:06,069 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:06,069 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 801 [2025-04-14 12:54:06,069 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:06,069 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 804 [2025-04-14 12:54:06,069 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:06,070 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 807 [2025-04-14 12:54:06,070 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:06,070 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 809 [2025-04-14 12:54:06,070 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:54:06,070 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 12:54:06,070 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:54:06,070 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:54:06,070 INFO L85 PathProgramCache]: Analyzing trace with hash 1076004793, now seen corresponding path program 23 times [2025-04-14 12:54:06,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:54:06,070 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693312197] [2025-04-14 12:54:06,070 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-14 12:54:06,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:54:06,087 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 812 statements into 51 equivalence classes. [2025-04-14 12:54:06,309 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 51 check-sat command(s) and asserted 812 of 812 statements. [2025-04-14 12:54:06,310 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 51 check-sat command(s) [2025-04-14 12:54:06,310 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:54:12,130 INFO L134 CoverageAnalysis]: Checked inductivity of 15982 backedges. 2428 proven. 627 refuted. 0 times theorem prover too weak. 12927 trivial. 0 not checked. [2025-04-14 12:54:12,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:54:12,130 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693312197] [2025-04-14 12:54:12,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693312197] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:54:12,130 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1607340660] [2025-04-14 12:54:12,131 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-14 12:54:12,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:54:12,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:54:12,132 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 12:54:12,133 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 12:54:12,224 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 812 statements into 51 equivalence classes. [2025-04-14 12:54:12,479 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 51 check-sat command(s) and asserted 812 of 812 statements. [2025-04-14 12:54:12,479 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 51 check-sat command(s) [2025-04-14 12:54:12,479 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:54:12,498 INFO L256 TraceCheckSpWp]: Trace formula consists of 2138 conjuncts, 134 conjuncts are in the unsatisfiable core [2025-04-14 12:54:12,504 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:54:17,768 INFO L134 CoverageAnalysis]: Checked inductivity of 15982 backedges. 795 proven. 15187 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 12:54:17,768 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:54:18,927 INFO L134 CoverageAnalysis]: Checked inductivity of 15982 backedges. 2428 proven. 627 refuted. 0 times theorem prover too weak. 12927 trivial. 0 not checked. [2025-04-14 12:54:18,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1607340660] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:54:18,927 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:54:18,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 135, 38] total 170 [2025-04-14 12:54:18,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886740925] [2025-04-14 12:54:18,927 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:54:18,928 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 170 states [2025-04-14 12:54:18,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:54:18,930 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 170 interpolants. [2025-04-14 12:54:18,932 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1589, Invalid=27141, Unknown=0, NotChecked=0, Total=28730 [2025-04-14 12:54:18,932 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:54:18,932 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:54:18,933 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 170 states, 170 states have (on average 6.094117647058823) internal successors, (1036), 170 states have internal predecessors, (1036), 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 12:54:18,933 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:54:18,933 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:54:18,933 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:54:18,933 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:54:18,933 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:54:18,933 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:54:18,933 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:54:18,933 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:54:18,933 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:54:18,933 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:54:18,933 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:54:18,933 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:54:18,933 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:54:18,933 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:54:18,933 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:54:18,933 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:54:18,933 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:54:18,933 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 512 states. [2025-04-14 12:54:18,933 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-04-14 12:54:18,933 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-04-14 12:54:18,933 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-04-14 12:54:18,933 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-14 12:54:18,934 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 237 states. [2025-04-14 12:54:18,934 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2025-04-14 12:54:18,934 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:54:41,153 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:54:41,153 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:54:41,153 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:54:41,153 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:54:41,153 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:54:41,153 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:54:41,153 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:54:41,153 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:54:41,153 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:54:41,153 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:54:41,154 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:54:41,154 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:54:41,154 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:54:41,154 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:54:41,154 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:54:41,154 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:54:41,154 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:54:41,154 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-04-14 12:54:41,154 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-04-14 12:54:41,154 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-04-14 12:54:41,154 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-04-14 12:54:41,154 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-14 12:54:41,154 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2025-04-14 12:54:41,154 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2025-04-14 12:54:41,154 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2025-04-14 12:54:41,163 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2025-04-14 12:54:41,355 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:54:41,355 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 12:54:41,355 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:54:41,355 INFO L139 ounterexampleChecker]: Examining path program with hash -1043053741, occurence #4 [2025-04-14 12:54:41,355 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 12:54:41,355 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 12:54:41,355 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:54:41,355 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 12:54:41,355 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:54:41,356 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 12:54:41,356 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:54:41,356 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 12:54:41,356 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:54:41,356 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 777 [2025-04-14 12:54:41,356 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:41,356 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 780 [2025-04-14 12:54:41,356 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:41,356 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 783 [2025-04-14 12:54:41,356 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:41,356 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 786 [2025-04-14 12:54:41,356 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:41,356 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 789 [2025-04-14 12:54:41,356 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:41,356 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 792 [2025-04-14 12:54:41,356 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:41,356 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 795 [2025-04-14 12:54:41,356 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:41,357 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 798 [2025-04-14 12:54:41,357 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:41,357 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 801 [2025-04-14 12:54:41,357 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:41,357 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 804 [2025-04-14 12:54:41,357 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:41,357 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 807 [2025-04-14 12:54:41,357 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:41,357 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 810 [2025-04-14 12:54:41,357 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:41,357 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 813 [2025-04-14 12:54:41,357 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:41,357 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 816 [2025-04-14 12:54:41,357 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:41,357 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 819 [2025-04-14 12:54:41,357 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:41,357 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 822 [2025-04-14 12:54:41,357 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:54:41,357 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 824 [2025-04-14 12:54:41,357 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:54:41,357 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 12:54:41,357 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:54:41,358 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:54:41,358 INFO L85 PathProgramCache]: Analyzing trace with hash 183135429, now seen corresponding path program 24 times [2025-04-14 12:54:41,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:54:41,358 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804301017] [2025-04-14 12:54:41,358 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-14 12:54:41,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:54:41,374 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 827 statements into 52 equivalence classes. [2025-04-14 12:54:41,801 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 52 check-sat command(s) and asserted 827 of 827 statements. [2025-04-14 12:54:41,801 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 52 check-sat command(s) [2025-04-14 12:54:41,801 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:55:13,916 INFO L134 CoverageAnalysis]: Checked inductivity of 16631 backedges. 379 proven. 3138 refuted. 0 times theorem prover too weak. 13114 trivial. 0 not checked. [2025-04-14 12:55:13,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:55:13,916 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804301017] [2025-04-14 12:55:13,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804301017] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:55:13,916 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [583194781] [2025-04-14 12:55:13,916 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-14 12:55:13,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:55:13,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:55:13,918 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 12:55:13,920 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 12:55:14,012 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 827 statements into 52 equivalence classes. [2025-04-14 12:55:14,389 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 52 check-sat command(s) and asserted 827 of 827 statements. [2025-04-14 12:55:14,389 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 52 check-sat command(s) [2025-04-14 12:55:14,389 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:55:14,416 INFO L256 TraceCheckSpWp]: Trace formula consists of 2176 conjuncts, 1077 conjuncts are in the unsatisfiable core [2025-04-14 12:55:14,424 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:55:16,274 INFO L134 CoverageAnalysis]: Checked inductivity of 16631 backedges. 0 proven. 3138 refuted. 0 times theorem prover too weak. 13493 trivial. 0 not checked. [2025-04-14 12:55:16,275 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:55:17,397 INFO L134 CoverageAnalysis]: Checked inductivity of 16631 backedges. 0 proven. 3138 refuted. 0 times theorem prover too weak. 13493 trivial. 0 not checked. [2025-04-14 12:55:17,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [583194781] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:55:17,397 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:55:17,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [58, 36, 20] total 110 [2025-04-14 12:55:17,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699663623] [2025-04-14 12:55:17,398 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:55:17,399 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 111 states [2025-04-14 12:55:17,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:55:17,400 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 111 interpolants. [2025-04-14 12:55:17,401 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1842, Invalid=10368, Unknown=0, NotChecked=0, Total=12210 [2025-04-14 12:55:17,401 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:55:17,401 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:55:17,401 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 111 states, 111 states have (on average 6.171171171171171) internal successors, (685), 110 states have internal predecessors, (685), 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 12:55:17,401 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:55:17,401 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:55:17,401 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:55:17,401 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:55:17,401 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:55:17,401 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:55:17,401 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:55:17,401 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:55:17,401 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:55:17,401 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:55:17,401 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:55:17,401 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:55:17,401 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:55:17,401 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:55:17,401 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:55:17,401 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:55:17,401 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:55:17,401 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 512 states. [2025-04-14 12:55:17,401 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-04-14 12:55:17,401 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-04-14 12:55:17,402 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-04-14 12:55:17,402 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-14 12:55:17,402 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 237 states. [2025-04-14 12:55:17,402 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2025-04-14 12:55:17,402 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 243 states. [2025-04-14 12:55:17,402 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:55:19,871 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:55:19,871 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:55:19,871 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:55:19,871 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:55:19,871 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:55:19,871 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:55:19,871 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:55:19,871 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:55:19,871 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:55:19,871 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:55:19,871 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:55:19,871 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:55:19,871 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:55:19,871 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:55:19,871 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:55:19,871 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:55:19,871 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:55:19,871 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-04-14 12:55:19,872 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-04-14 12:55:19,872 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-04-14 12:55:19,872 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-04-14 12:55:19,872 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-14 12:55:19,872 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2025-04-14 12:55:19,872 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2025-04-14 12:55:19,872 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2025-04-14 12:55:19,872 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-14 12:55:19,881 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 12:55:20,072 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,SelfDestructingSolverStorable25 [2025-04-14 12:55:20,072 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 12:55:20,073 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:55:20,073 INFO L139 ounterexampleChecker]: Examining path program with hash -1043053741, occurence #5 [2025-04-14 12:55:20,073 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 12:55:20,073 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 12:55:20,073 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:55:20,073 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 12:55:20,073 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:55:20,073 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 12:55:20,073 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:55:20,073 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 12:55:20,074 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:55:20,074 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 786 [2025-04-14 12:55:20,074 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:55:20,074 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 789 [2025-04-14 12:55:20,074 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:55:20,074 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 792 [2025-04-14 12:55:20,074 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:55:20,074 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 795 [2025-04-14 12:55:20,074 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:55:20,074 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 798 [2025-04-14 12:55:20,074 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:55:20,074 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 801 [2025-04-14 12:55:20,074 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:55:20,074 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 804 [2025-04-14 12:55:20,074 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:55:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 807 [2025-04-14 12:55:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:55:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 810 [2025-04-14 12:55:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:55:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 813 [2025-04-14 12:55:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:55:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 816 [2025-04-14 12:55:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:55:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 819 [2025-04-14 12:55:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:55:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 822 [2025-04-14 12:55:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:55:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 825 [2025-04-14 12:55:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:55:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 828 [2025-04-14 12:55:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:55:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 831 [2025-04-14 12:55:20,075 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:55:20,075 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 833 [2025-04-14 12:55:20,075 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:55:20,075 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 12:55:20,075 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:55:20,076 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:55:20,076 INFO L85 PathProgramCache]: Analyzing trace with hash 1370321527, now seen corresponding path program 25 times [2025-04-14 12:55:20,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:55:20,076 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752332512] [2025-04-14 12:55:20,076 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-04-14 12:55:20,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:55:20,093 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 836 statements into 1 equivalence classes. [2025-04-14 12:55:20,378 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 836 of 836 statements. [2025-04-14 12:55:20,379 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 12:55:20,379 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:55:26,658 INFO L134 CoverageAnalysis]: Checked inductivity of 16755 backedges. 2258 proven. 1570 refuted. 0 times theorem prover too weak. 12927 trivial. 0 not checked. [2025-04-14 12:55:26,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:55:26,658 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752332512] [2025-04-14 12:55:26,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752332512] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:55:26,658 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [226342555] [2025-04-14 12:55:26,658 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-04-14 12:55:26,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:55:26,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:55:26,660 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 12:55:26,661 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 12:55:26,753 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 836 statements into 1 equivalence classes. [2025-04-14 12:55:26,904 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 836 of 836 statements. [2025-04-14 12:55:26,904 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 12:55:26,904 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:55:26,914 INFO L256 TraceCheckSpWp]: Trace formula consists of 2198 conjuncts, 138 conjuncts are in the unsatisfiable core [2025-04-14 12:55:26,920 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:55:32,592 INFO L134 CoverageAnalysis]: Checked inductivity of 16755 backedges. 919 proven. 15836 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 12:55:32,592 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:55:33,935 INFO L134 CoverageAnalysis]: Checked inductivity of 16755 backedges. 2286 proven. 979 refuted. 0 times theorem prover too weak. 13490 trivial. 0 not checked. [2025-04-14 12:55:33,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [226342555] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:55:33,935 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:55:33,936 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 139, 40] total 179 [2025-04-14 12:55:33,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745939033] [2025-04-14 12:55:33,936 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:55:33,937 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 179 states [2025-04-14 12:55:33,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:55:33,938 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 179 interpolants. [2025-04-14 12:55:33,941 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1732, Invalid=30130, Unknown=0, NotChecked=0, Total=31862 [2025-04-14 12:55:33,941 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:55:33,941 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:55:33,942 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 179 states, 179 states have (on average 6.150837988826815) internal successors, (1101), 179 states have internal predecessors, (1101), 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 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 512 states. [2025-04-14 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-04-14 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-04-14 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-04-14 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-14 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 237 states. [2025-04-14 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2025-04-14 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 243 states. [2025-04-14 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-14 12:55:33,942 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:56:00,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:56:00,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:56:00,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:56:00,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:56:00,936 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:56:00,937 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:56:00,937 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:56:00,937 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:56:00,937 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:56:00,937 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:56:00,937 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:56:00,937 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:56:00,937 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:56:00,937 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:56:00,937 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:56:00,937 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:56:00,937 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:56:00,937 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-04-14 12:56:00,937 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-04-14 12:56:00,937 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-04-14 12:56:00,937 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-04-14 12:56:00,937 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-14 12:56:00,937 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2025-04-14 12:56:00,937 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2025-04-14 12:56:00,937 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2025-04-14 12:56:00,937 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-14 12:56:00,937 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 251 states. [2025-04-14 12:56:00,945 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 12:56:01,138 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,SelfDestructingSolverStorable26 [2025-04-14 12:56:01,138 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 12:56:01,138 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:56:01,138 INFO L139 ounterexampleChecker]: Examining path program with hash -1043053741, occurence #6 [2025-04-14 12:56:01,138 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 12:56:01,138 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 12:56:01,138 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:56:01,139 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 12:56:01,139 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:56:01,139 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 12:56:01,139 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:56:01,139 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 12:56:01,139 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:56:01,139 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 798 [2025-04-14 12:56:01,139 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:56:01,139 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 801 [2025-04-14 12:56:01,139 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:56:01,139 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 804 [2025-04-14 12:56:01,139 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:56:01,139 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 807 [2025-04-14 12:56:01,139 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:56:01,139 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 810 [2025-04-14 12:56:01,139 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:56:01,139 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 813 [2025-04-14 12:56:01,139 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:56:01,139 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 816 [2025-04-14 12:56:01,140 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:56:01,140 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 819 [2025-04-14 12:56:01,140 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:56:01,140 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 822 [2025-04-14 12:56:01,140 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:56:01,140 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 825 [2025-04-14 12:56:01,140 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:56:01,140 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 828 [2025-04-14 12:56:01,140 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:56:01,140 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 831 [2025-04-14 12:56:01,140 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:56:01,140 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 834 [2025-04-14 12:56:01,140 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:56:01,140 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 837 [2025-04-14 12:56:01,140 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:56:01,140 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 840 [2025-04-14 12:56:01,140 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:56:01,140 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 843 [2025-04-14 12:56:01,140 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:56:01,140 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 846 [2025-04-14 12:56:01,140 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:56:01,140 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 848 [2025-04-14 12:56:01,140 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:56:01,140 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 12:56:01,140 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:56:01,141 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:56:01,141 INFO L85 PathProgramCache]: Analyzing trace with hash 1602239815, now seen corresponding path program 26 times [2025-04-14 12:56:01,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:56:01,141 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575558346] [2025-04-14 12:56:01,141 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-14 12:56:01,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:56:01,158 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 851 statements into 2 equivalence classes. [2025-04-14 12:56:01,533 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 851 of 851 statements. [2025-04-14 12:56:01,533 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-14 12:56:01,533 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:56:54,036 INFO L134 CoverageAnalysis]: Checked inductivity of 17419 backedges. 0 proven. 3351 refuted. 0 times theorem prover too weak. 14068 trivial. 0 not checked. [2025-04-14 12:56:54,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:56:54,037 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575558346] [2025-04-14 12:56:54,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575558346] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:56:54,037 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1388042463] [2025-04-14 12:56:54,037 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-14 12:56:54,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:56:54,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:56:54,039 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 12:56:54,039 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 12:56:54,135 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 851 statements into 2 equivalence classes. [2025-04-14 12:56:54,317 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 851 of 851 statements. [2025-04-14 12:56:54,317 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-14 12:56:54,317 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:56:54,337 INFO L256 TraceCheckSpWp]: Trace formula consists of 2236 conjuncts, 833 conjuncts are in the unsatisfiable core [2025-04-14 12:56:54,345 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:56:56,704 INFO L134 CoverageAnalysis]: Checked inductivity of 17419 backedges. 617 proven. 2926 refuted. 0 times theorem prover too weak. 13876 trivial. 0 not checked. [2025-04-14 12:56:56,704 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:57:02,340 INFO L134 CoverageAnalysis]: Checked inductivity of 17419 backedges. 537 proven. 3006 refuted. 0 times theorem prover too weak. 13876 trivial. 0 not checked. [2025-04-14 12:57:02,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1388042463] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:57:02,340 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:57:02,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 42, 43] total 119 [2025-04-14 12:57:02,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872452134] [2025-04-14 12:57:02,341 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:57:02,342 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 120 states [2025-04-14 12:57:02,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:57:02,343 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 120 interpolants. [2025-04-14 12:57:02,343 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3083, Invalid=11197, Unknown=0, NotChecked=0, Total=14280 [2025-04-14 12:57:02,343 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:57:02,343 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:57:02,343 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 120 states, 120 states have (on average 6.05) internal successors, (726), 119 states have internal predecessors, (726), 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 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 512 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 237 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 243 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 251 states. [2025-04-14 12:57:02,344 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:57:04,118 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:57:04,118 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:57:04,118 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:57:04,118 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:57:04,118 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:57:04,119 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:57:04,119 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:57:04,119 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:57:04,119 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:57:04,119 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:57:04,119 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:57:04,119 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:57:04,119 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:57:04,119 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:57:04,119 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:57:04,119 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:57:04,119 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:57:04,119 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-04-14 12:57:04,119 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-04-14 12:57:04,119 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-04-14 12:57:04,119 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-04-14 12:57:04,119 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-14 12:57:04,119 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2025-04-14 12:57:04,119 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2025-04-14 12:57:04,119 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2025-04-14 12:57:04,119 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-14 12:57:04,119 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 251 states. [2025-04-14 12:57:04,119 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-14 12:57:04,128 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 12:57:04,319 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2025-04-14 12:57:04,320 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 12:57:04,320 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:57:04,320 INFO L139 ounterexampleChecker]: Examining path program with hash -1043053741, occurence #7 [2025-04-14 12:57:04,320 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 12:57:04,321 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 12:57:04,321 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:57:04,321 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 12:57:04,321 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:57:04,321 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 12:57:04,321 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:57:04,321 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 12:57:04,321 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:57:04,321 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 807 [2025-04-14 12:57:04,321 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:04,321 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 810 [2025-04-14 12:57:04,321 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:04,321 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 813 [2025-04-14 12:57:04,321 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:04,321 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 816 [2025-04-14 12:57:04,321 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:04,321 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 819 [2025-04-14 12:57:04,321 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:04,321 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 822 [2025-04-14 12:57:04,321 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:04,321 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 825 [2025-04-14 12:57:04,321 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:04,321 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 828 [2025-04-14 12:57:04,321 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:04,321 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 831 [2025-04-14 12:57:04,322 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:04,322 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 834 [2025-04-14 12:57:04,322 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:04,322 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 837 [2025-04-14 12:57:04,322 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:04,322 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 840 [2025-04-14 12:57:04,322 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:04,322 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 843 [2025-04-14 12:57:04,322 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:04,322 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 846 [2025-04-14 12:57:04,322 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:04,322 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 849 [2025-04-14 12:57:04,322 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:04,322 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 852 [2025-04-14 12:57:04,322 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:04,322 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 855 [2025-04-14 12:57:04,322 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:04,322 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 857 [2025-04-14 12:57:04,322 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:57:04,322 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 12:57:04,322 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:57:04,323 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:57:04,323 INFO L85 PathProgramCache]: Analyzing trace with hash -481282207, now seen corresponding path program 27 times [2025-04-14 12:57:04,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:57:04,323 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906641282] [2025-04-14 12:57:04,323 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-14 12:57:04,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:57:04,343 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 860 statements into 53 equivalence classes. [2025-04-14 12:57:05,066 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 53 check-sat command(s) and asserted 860 of 860 statements. [2025-04-14 12:57:05,067 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 53 check-sat command(s) [2025-04-14 12:57:05,067 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:57:11,833 INFO L134 CoverageAnalysis]: Checked inductivity of 17552 backedges. 2569 proven. 1493 refuted. 0 times theorem prover too weak. 13490 trivial. 0 not checked. [2025-04-14 12:57:11,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:57:11,833 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906641282] [2025-04-14 12:57:11,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [906641282] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:57:11,833 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1382604829] [2025-04-14 12:57:11,833 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-04-14 12:57:11,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:57:11,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:57:11,835 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 12:57:11,836 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 12:57:11,933 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 860 statements into 53 equivalence classes. [2025-04-14 12:57:12,380 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 53 check-sat command(s) and asserted 860 of 860 statements. [2025-04-14 12:57:12,380 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 53 check-sat command(s) [2025-04-14 12:57:12,380 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:57:12,395 INFO L256 TraceCheckSpWp]: Trace formula consists of 2258 conjuncts, 142 conjuncts are in the unsatisfiable core [2025-04-14 12:57:12,401 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:57:18,333 INFO L134 CoverageAnalysis]: Checked inductivity of 17552 backedges. 1052 proven. 16500 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 12:57:18,333 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:57:19,616 INFO L134 CoverageAnalysis]: Checked inductivity of 17552 backedges. 2600 proven. 887 refuted. 0 times theorem prover too weak. 14065 trivial. 0 not checked. [2025-04-14 12:57:19,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1382604829] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:57:19,617 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:57:19,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 143, 42] total 185 [2025-04-14 12:57:19,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461644768] [2025-04-14 12:57:19,617 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:57:19,618 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 185 states [2025-04-14 12:57:19,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:57:19,619 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 185 interpolants. [2025-04-14 12:57:19,622 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1864, Invalid=32176, Unknown=0, NotChecked=0, Total=34040 [2025-04-14 12:57:19,622 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:57:19,622 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:57:19,623 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 185 states, 185 states have (on average 6.113513513513514) internal successors, (1131), 185 states have internal predecessors, (1131), 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 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 512 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 237 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 243 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 251 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-14 12:57:19,623 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:57:48,252 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:57:48,252 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:57:48,252 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:57:48,252 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:57:48,252 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:57:48,252 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:57:48,252 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:57:48,252 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:57:48,252 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:57:48,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:57:48,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:57:48,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:57:48,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:57:48,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:57:48,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:57:48,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:57:48,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:57:48,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-04-14 12:57:48,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-04-14 12:57:48,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-04-14 12:57:48,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-04-14 12:57:48,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-14 12:57:48,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2025-04-14 12:57:48,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2025-04-14 12:57:48,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2025-04-14 12:57:48,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-14 12:57:48,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 251 states. [2025-04-14 12:57:48,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-14 12:57:48,253 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 258 states. [2025-04-14 12:57:48,262 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 12:57:48,453 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2025-04-14 12:57:48,454 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 12:57:48,454 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:57:48,454 INFO L139 ounterexampleChecker]: Examining path program with hash -1043053741, occurence #8 [2025-04-14 12:57:48,454 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 12:57:48,454 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 12:57:48,454 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:57:48,454 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 12:57:48,454 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:57:48,454 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 12:57:48,454 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:57:48,454 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 12:57:48,455 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:57:48,455 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 819 [2025-04-14 12:57:48,455 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:48,455 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 822 [2025-04-14 12:57:48,455 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:48,455 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 825 [2025-04-14 12:57:48,455 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:48,455 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 828 [2025-04-14 12:57:48,455 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:48,455 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 831 [2025-04-14 12:57:48,455 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:48,455 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 834 [2025-04-14 12:57:48,455 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:48,455 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 837 [2025-04-14 12:57:48,455 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:48,455 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 840 [2025-04-14 12:57:48,455 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:48,455 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 843 [2025-04-14 12:57:48,455 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:48,455 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 846 [2025-04-14 12:57:48,455 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:48,455 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 849 [2025-04-14 12:57:48,455 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:48,455 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 852 [2025-04-14 12:57:48,455 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:48,455 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 855 [2025-04-14 12:57:48,455 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:48,456 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 858 [2025-04-14 12:57:48,456 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:48,456 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 861 [2025-04-14 12:57:48,456 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:48,456 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 864 [2025-04-14 12:57:48,456 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:48,456 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 867 [2025-04-14 12:57:48,456 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:48,456 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 870 [2025-04-14 12:57:48,456 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:57:48,456 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 872 [2025-04-14 12:57:48,456 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:57:48,456 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 12:57:48,456 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:57:48,456 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:57:48,461 INFO L85 PathProgramCache]: Analyzing trace with hash -1665666019, now seen corresponding path program 28 times [2025-04-14 12:57:48,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:57:48,461 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063054762] [2025-04-14 12:57:48,461 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-14 12:57:48,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:57:48,482 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 875 statements into 2 equivalence classes. [2025-04-14 12:57:48,895 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 875 of 875 statements. [2025-04-14 12:57:48,895 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-04-14 12:57:48,895 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:58:44,873 INFO L134 CoverageAnalysis]: Checked inductivity of 18231 backedges. 425 proven. 3249 refuted. 0 times theorem prover too weak. 14557 trivial. 0 not checked. [2025-04-14 12:58:44,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:58:44,873 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063054762] [2025-04-14 12:58:44,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063054762] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:58:44,873 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [396269116] [2025-04-14 12:58:44,873 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-04-14 12:58:44,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:58:44,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:58:44,875 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 12:58:44,875 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 12:58:44,973 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 875 statements into 2 equivalence classes. [2025-04-14 12:58:45,174 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 875 of 875 statements. [2025-04-14 12:58:45,174 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-04-14 12:58:45,174 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:58:45,201 INFO L256 TraceCheckSpWp]: Trace formula consists of 2296 conjuncts, 859 conjuncts are in the unsatisfiable core [2025-04-14 12:58:45,210 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:58:47,981 INFO L134 CoverageAnalysis]: Checked inductivity of 18231 backedges. 3 proven. 3576 refuted. 0 times theorem prover too weak. 14652 trivial. 0 not checked. [2025-04-14 12:58:47,981 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:58:54,240 INFO L134 CoverageAnalysis]: Checked inductivity of 18231 backedges. 0 proven. 3579 refuted. 0 times theorem prover too weak. 14652 trivial. 0 not checked. [2025-04-14 12:58:54,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [396269116] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:58:54,240 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:58:54,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 61, 61] total 161 [2025-04-14 12:58:54,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918196235] [2025-04-14 12:58:54,241 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:58:54,241 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 162 states [2025-04-14 12:58:54,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:58:54,242 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 162 interpolants. [2025-04-14 12:58:54,243 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3038, Invalid=23044, Unknown=0, NotChecked=0, Total=26082 [2025-04-14 12:58:54,243 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:58:54,243 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:58:54,244 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 162 states, 162 states have (on average 4.8580246913580245) internal successors, (787), 161 states have internal predecessors, (787), 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 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 512 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 237 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 243 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 251 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 258 states. [2025-04-14 12:58:54,244 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 251 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-14 12:58:59,134 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 258 states. [2025-04-14 12:58:59,135 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-04-14 12:58:59,145 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 12:58:59,335 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,29 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:58:59,335 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 12:58:59,335 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 12:58:59,336 INFO L139 ounterexampleChecker]: Examining path program with hash -1043053741, occurence #9 [2025-04-14 12:58:59,336 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 12:58:59,336 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 12:58:59,336 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:58:59,336 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 12:58:59,336 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:58:59,336 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 12:58:59,336 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:58:59,336 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 12:58:59,336 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:58:59,336 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 828 [2025-04-14 12:58:59,336 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:58:59,336 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 831 [2025-04-14 12:58:59,336 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:58:59,336 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 834 [2025-04-14 12:58:59,336 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:58:59,337 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 837 [2025-04-14 12:58:59,337 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:58:59,337 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 840 [2025-04-14 12:58:59,337 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:58:59,337 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 843 [2025-04-14 12:58:59,337 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:58:59,337 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 846 [2025-04-14 12:58:59,337 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:58:59,337 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 849 [2025-04-14 12:58:59,337 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:58:59,337 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 852 [2025-04-14 12:58:59,337 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:58:59,337 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 855 [2025-04-14 12:58:59,337 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:58:59,337 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 858 [2025-04-14 12:58:59,337 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:58:59,337 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 861 [2025-04-14 12:58:59,337 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:58:59,337 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 864 [2025-04-14 12:58:59,337 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:58:59,337 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 867 [2025-04-14 12:58:59,337 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:58:59,337 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 870 [2025-04-14 12:58:59,337 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:58:59,337 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 873 [2025-04-14 12:58:59,337 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:58:59,337 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 876 [2025-04-14 12:58:59,337 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:58:59,337 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 879 [2025-04-14 12:58:59,337 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 12:58:59,337 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 881 [2025-04-14 12:58:59,337 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 12:58:59,337 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 12:58:59,337 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 12:58:59,338 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 12:58:59,338 INFO L85 PathProgramCache]: Analyzing trace with hash 461622943, now seen corresponding path program 29 times [2025-04-14 12:58:59,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 12:58:59,338 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85214814] [2025-04-14 12:58:59,338 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-14 12:58:59,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 12:58:59,355 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 884 statements into 54 equivalence classes. [2025-04-14 12:58:59,616 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 54 check-sat command(s) and asserted 884 of 884 statements. [2025-04-14 12:58:59,616 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 54 check-sat command(s) [2025-04-14 12:58:59,616 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:59:06,617 INFO L134 CoverageAnalysis]: Checked inductivity of 18373 backedges. 2773 proven. 948 refuted. 0 times theorem prover too weak. 14652 trivial. 0 not checked. [2025-04-14 12:59:06,617 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 12:59:06,617 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85214814] [2025-04-14 12:59:06,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85214814] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 12:59:06,618 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [882261339] [2025-04-14 12:59:06,618 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-04-14 12:59:06,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 12:59:06,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 12:59:06,619 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 12:59:06,620 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 12:59:06,715 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 884 statements into 54 equivalence classes. [2025-04-14 12:59:06,973 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 54 check-sat command(s) and asserted 884 of 884 statements. [2025-04-14 12:59:06,973 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 54 check-sat command(s) [2025-04-14 12:59:06,973 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 12:59:06,987 INFO L256 TraceCheckSpWp]: Trace formula consists of 2318 conjuncts, 146 conjuncts are in the unsatisfiable core [2025-04-14 12:59:06,993 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 12:59:12,948 INFO L134 CoverageAnalysis]: Checked inductivity of 18373 backedges. 1194 proven. 17179 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 12:59:12,949 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 12:59:14,613 INFO L134 CoverageAnalysis]: Checked inductivity of 18373 backedges. 2929 proven. 792 refuted. 0 times theorem prover too weak. 14652 trivial. 0 not checked. [2025-04-14 12:59:14,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [882261339] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 12:59:14,613 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 12:59:14,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 147, 44] total 210 [2025-04-14 12:59:14,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797578264] [2025-04-14 12:59:14,614 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 12:59:14,615 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 210 states [2025-04-14 12:59:14,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 12:59:14,616 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 210 interpolants. [2025-04-14 12:59:14,619 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2239, Invalid=41651, Unknown=0, NotChecked=0, Total=43890 [2025-04-14 12:59:14,619 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 12:59:14,619 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 12:59:14,620 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 210 states, 210 states have (on average 6.414285714285715) internal successors, (1347), 210 states have internal predecessors, (1347), 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 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 512 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 237 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 243 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 251 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 258 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-04-14 12:59:14,620 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 251 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 258 states. [2025-04-14 13:00:02,810 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-04-14 13:00:02,811 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 636 states. [2025-04-14 13:00:02,820 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 13:00:03,011 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,30 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 13:00:03,011 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 13:00:03,011 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 13:00:03,012 INFO L139 ounterexampleChecker]: Examining path program with hash -1043053741, occurence #10 [2025-04-14 13:00:03,012 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 13:00:03,012 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 13:00:03,012 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 13:00:03,012 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 13:00:03,012 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 13:00:03,012 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 13:00:03,012 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 13:00:03,012 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 13:00:03,012 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 13:00:03,012 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 840 [2025-04-14 13:00:03,012 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:03,012 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 843 [2025-04-14 13:00:03,012 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:03,012 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 846 [2025-04-14 13:00:03,012 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:03,012 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 849 [2025-04-14 13:00:03,012 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:03,012 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 852 [2025-04-14 13:00:03,012 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:03,013 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 855 [2025-04-14 13:00:03,013 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:03,013 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 858 [2025-04-14 13:00:03,013 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:03,013 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 861 [2025-04-14 13:00:03,013 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:03,013 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 864 [2025-04-14 13:00:03,013 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:03,013 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 867 [2025-04-14 13:00:03,013 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:03,013 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 870 [2025-04-14 13:00:03,013 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:03,013 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 873 [2025-04-14 13:00:03,013 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:03,013 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 876 [2025-04-14 13:00:03,013 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:03,013 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 879 [2025-04-14 13:00:03,013 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:03,013 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 882 [2025-04-14 13:00:03,013 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:03,013 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 885 [2025-04-14 13:00:03,013 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:03,013 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 888 [2025-04-14 13:00:03,013 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:03,013 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 891 [2025-04-14 13:00:03,013 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:03,013 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 894 [2025-04-14 13:00:03,013 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:03,013 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 896 [2025-04-14 13:00:03,013 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 13:00:03,013 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 13:00:03,013 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 13:00:03,014 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 13:00:03,014 INFO L85 PathProgramCache]: Analyzing trace with hash -706230241, now seen corresponding path program 30 times [2025-04-14 13:00:03,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 13:00:03,014 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435278095] [2025-04-14 13:00:03,014 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-14 13:00:03,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 13:00:03,032 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 899 statements into 55 equivalence classes. [2025-04-14 13:00:03,571 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 55 check-sat command(s) and asserted 899 of 899 statements. [2025-04-14 13:00:03,571 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 55 check-sat command(s) [2025-04-14 13:00:03,571 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 13:00:43,927 INFO L134 CoverageAnalysis]: Checked inductivity of 19067 backedges. 535 proven. 3681 refuted. 0 times theorem prover too weak. 14851 trivial. 0 not checked. [2025-04-14 13:00:43,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 13:00:43,928 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435278095] [2025-04-14 13:00:43,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435278095] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 13:00:43,928 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [523843588] [2025-04-14 13:00:43,928 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-04-14 13:00:43,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 13:00:43,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 13:00:43,930 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 13:00:43,930 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 13:00:44,026 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 899 statements into 55 equivalence classes. [2025-04-14 13:00:44,409 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 55 check-sat command(s) and asserted 899 of 899 statements. [2025-04-14 13:00:44,409 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 55 check-sat command(s) [2025-04-14 13:00:44,409 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 13:00:44,433 INFO L256 TraceCheckSpWp]: Trace formula consists of 2356 conjuncts, 1173 conjuncts are in the unsatisfiable core [2025-04-14 13:00:44,441 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 13:00:46,366 INFO L134 CoverageAnalysis]: Checked inductivity of 19067 backedges. 0 proven. 3813 refuted. 0 times theorem prover too weak. 15254 trivial. 0 not checked. [2025-04-14 13:00:46,366 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 13:00:47,650 INFO L134 CoverageAnalysis]: Checked inductivity of 19067 backedges. 0 proven. 3813 refuted. 0 times theorem prover too weak. 15254 trivial. 0 not checked. [2025-04-14 13:00:47,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [523843588] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 13:00:47,650 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 13:00:47,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [67, 42, 23] total 128 [2025-04-14 13:00:47,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377581141] [2025-04-14 13:00:47,651 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 13:00:47,651 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 129 states [2025-04-14 13:00:47,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 13:00:47,653 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 129 interpolants. [2025-04-14 13:00:47,654 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2463, Invalid=14049, Unknown=0, NotChecked=0, Total=16512 [2025-04-14 13:00:47,654 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 13:00:47,654 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 13:00:47,655 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 129 states, 129 states have (on average 6.147286821705427) internal successors, (793), 128 states have internal predecessors, (793), 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 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 512 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 237 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 243 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 251 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 258 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 636 states. [2025-04-14 13:00:47,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-14 13:00:50,701 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 13:00:50,701 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 13:00:50,701 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 13:00:50,701 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2025-04-14 13:00:50,701 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 13:00:50,701 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2025-04-14 13:00:50,701 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-04-14 13:00:50,701 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-04-14 13:00:50,701 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2025-04-14 13:00:50,701 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2025-04-14 13:00:50,701 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-04-14 13:00:50,701 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 269 states. [2025-04-14 13:00:50,701 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-14 13:00:50,701 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2025-04-14 13:00:50,701 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-04-14 13:00:50,701 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2025-04-14 13:00:50,701 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2025-04-14 13:00:50,702 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 512 states. [2025-04-14 13:00:50,702 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2025-04-14 13:00:50,702 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 220 states. [2025-04-14 13:00:50,702 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2025-04-14 13:00:50,702 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2025-04-14 13:00:50,702 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2025-04-14 13:00:50,702 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2025-04-14 13:00:50,702 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2025-04-14 13:00:50,702 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-14 13:00:50,702 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 251 states. [2025-04-14 13:00:50,702 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2025-04-14 13:00:50,702 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 258 states. [2025-04-14 13:00:50,702 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2025-04-14 13:00:50,702 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 636 states. [2025-04-14 13:00:50,702 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2025-04-14 13:00:50,712 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 13:00:50,902 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,SelfDestructingSolverStorable31 [2025-04-14 13:00:50,903 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 13:00:50,903 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 13:00:50,903 INFO L139 ounterexampleChecker]: Examining path program with hash -1043053741, occurence #11 [2025-04-14 13:00:50,903 INFO L145 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2025-04-14 13:00:50,903 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 1 [2025-04-14 13:00:50,903 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 13:00:50,903 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2025-04-14 13:00:50,903 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 13:00:50,903 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2025-04-14 13:00:50,903 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 13:00:50,903 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 10 [2025-04-14 13:00:50,903 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 13:00:50,904 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 849 [2025-04-14 13:00:50,904 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:50,904 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 852 [2025-04-14 13:00:50,904 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:50,904 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 855 [2025-04-14 13:00:50,904 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:50,904 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 858 [2025-04-14 13:00:50,904 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:50,904 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 861 [2025-04-14 13:00:50,904 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:50,904 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 864 [2025-04-14 13:00:50,904 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:50,904 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 867 [2025-04-14 13:00:50,904 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:50,904 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 870 [2025-04-14 13:00:50,904 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:50,904 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 873 [2025-04-14 13:00:50,904 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:50,904 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 876 [2025-04-14 13:00:50,904 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:50,904 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 879 [2025-04-14 13:00:50,904 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:50,904 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 882 [2025-04-14 13:00:50,904 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:50,904 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 885 [2025-04-14 13:00:50,904 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:50,904 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 888 [2025-04-14 13:00:50,904 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:50,904 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 891 [2025-04-14 13:00:50,904 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:50,904 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 894 [2025-04-14 13:00:50,904 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:50,904 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 897 [2025-04-14 13:00:50,904 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:50,904 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 900 [2025-04-14 13:00:50,904 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:50,904 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 903 [2025-04-14 13:00:50,904 INFO L209 ounterexampleChecker]: No commutativity condition found. [2025-04-14 13:00:50,905 INFO L166 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 905 [2025-04-14 13:00:50,905 WARN L190 ounterexampleChecker]: Statements were already independent. [2025-04-14 13:00:50,905 WARN L214 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2025-04-14 13:00:50,905 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 13:00:50,905 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 13:00:50,905 INFO L85 PathProgramCache]: Analyzing trace with hash 306474761, now seen corresponding path program 31 times [2025-04-14 13:00:50,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 13:00:50,905 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273797363] [2025-04-14 13:00:50,905 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-04-14 13:00:50,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 13:00:50,922 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 908 statements into 1 equivalence classes. [2025-04-14 13:00:51,217 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 908 of 908 statements. [2025-04-14 13:00:51,218 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 13:00:51,218 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 13:00:58,778 INFO L134 CoverageAnalysis]: Checked inductivity of 19218 backedges. 2768 proven. 1798 refuted. 0 times theorem prover too weak. 14652 trivial. 0 not checked. [2025-04-14 13:00:58,778 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 13:00:58,778 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273797363] [2025-04-14 13:00:58,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273797363] provided 0 perfect and 1 imperfect interpolant sequences [2025-04-14 13:00:58,778 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [743915950] [2025-04-14 13:00:58,778 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-04-14 13:00:58,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 13:00:58,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 13:00:58,780 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 13:00:58,780 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 13:00:58,877 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 908 statements into 1 equivalence classes. [2025-04-14 13:00:59,040 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 908 of 908 statements. [2025-04-14 13:00:59,041 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 13:00:59,041 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 13:00:59,052 INFO L256 TraceCheckSpWp]: Trace formula consists of 2378 conjuncts, 150 conjuncts are in the unsatisfiable core [2025-04-14 13:00:59,058 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-14 13:01:05,445 INFO L134 CoverageAnalysis]: Checked inductivity of 19218 backedges. 1345 proven. 17873 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 13:01:05,445 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-04-14 13:01:06,801 INFO L134 CoverageAnalysis]: Checked inductivity of 19218 backedges. 2796 proven. 1171 refuted. 0 times theorem prover too weak. 15251 trivial. 0 not checked. [2025-04-14 13:01:06,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [743915950] provided 0 perfect and 2 imperfect interpolant sequences [2025-04-14 13:01:06,802 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-04-14 13:01:06,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 151, 46] total 197 [2025-04-14 13:01:06,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982637453] [2025-04-14 13:01:06,802 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-04-14 13:01:06,803 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 197 states [2025-04-14 13:01:06,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 13:01:06,804 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 197 interpolants. [2025-04-14 13:01:06,807 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2146, Invalid=36466, Unknown=0, NotChecked=0, Total=38612 [2025-04-14 13:01:06,807 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 13:01:06,807 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 13:01:06,807 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 197 states, 197 states have (on average 6.137055837563452) internal successors, (1209), 197 states have internal predecessors, (1209), 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 13:01:06,807 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 269 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 512 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 220 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 229 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 237 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 243 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 251 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 258 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 636 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2025-04-14 13:01:06,808 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2025-04-14 13:01:16,597 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 13:01:16,603 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 13:01:16,603 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 13:01:16,603 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2025-04-14 13:01:16,789 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,32 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-14 13:01:16,790 WARN L610 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantifier-free) to 271 known predicates. [2025-04-14 13:01:16,791 INFO L790 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2025-04-14 13:01:16,792 INFO L790 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2025-04-14 13:01:16,792 INFO L790 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2025-04-14 13:01:16,792 INFO L790 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2025-04-14 13:01:16,792 INFO L790 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2025-04-14 13:01:16,796 INFO L422 BasicCegarLoop]: Path program histogram: [31, 1, 1] [2025-04-14 13:01:16,798 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-04-14 13:01:16,798 INFO L171 ceAbstractionStarter]: Computing trace abstraction results [2025-04-14 13:01:16,806 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 13:01:16,806 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.04 01:01:16 BasicIcfg [2025-04-14 13:01:16,807 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-04-14 13:01:16,807 INFO L158 Benchmark]: Toolchain (without parser) took 819585.91ms. Allocated memory was 142.6MB in the beginning and 2.5GB in the end (delta: 2.3GB). Free memory was 99.6MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. [2025-04-14 13:01:16,807 INFO L158 Benchmark]: CDTParser took 0.75ms. 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 13:01:16,807 INFO L158 Benchmark]: CACSL2BoogieTranslator took 212.88ms. Allocated memory is still 142.6MB. Free memory was 99.6MB in the beginning and 84.8MB in the end (delta: 14.8MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2025-04-14 13:01:16,808 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.31ms. Allocated memory is still 142.6MB. Free memory was 84.8MB in the beginning and 83.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 8.0GB. [2025-04-14 13:01:16,809 INFO L158 Benchmark]: Boogie Preprocessor took 17.71ms. Allocated memory is still 142.6MB. Free memory was 83.5MB in the beginning and 82.2MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2025-04-14 13:01:16,809 INFO L158 Benchmark]: RCFGBuilder took 340.47ms. Allocated memory is still 142.6MB. Free memory was 82.2MB in the beginning and 57.7MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. [2025-04-14 13:01:16,809 INFO L158 Benchmark]: TraceAbstraction took 818984.52ms. Allocated memory was 142.6MB in the beginning and 2.5GB in the end (delta: 2.3GB). Free memory was 57.7MB in the beginning and 1.2GB in the end (delta: -1.2GB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. [2025-04-14 13:01:16,811 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.75ms. Allocated memory is still 159.4MB. Free memory is still 86.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 212.88ms. Allocated memory is still 142.6MB. Free memory was 99.6MB in the beginning and 84.8MB in the end (delta: 14.8MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 26.31ms. Allocated memory is still 142.6MB. Free memory was 84.8MB in the beginning and 83.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 17.71ms. Allocated memory is still 142.6MB. Free memory was 83.5MB in the beginning and 82.2MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 340.47ms. Allocated memory is still 142.6MB. Free memory was 82.2MB in the beginning and 57.7MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. * TraceAbstraction took 818984.52ms. Allocated memory was 142.6MB in the beginning and 2.5GB in the end (delta: 2.3GB). Free memory was 57.7MB in the beginning and 1.2GB in the end (delta: -1.2GB). Peak memory consumption was 1.2GB. 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: 263465, independent: 228168, independent conditional: 227161, independent unconditional: 1007, dependent: 35297, dependent conditional: 35285, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 228635, independent: 228168, independent conditional: 227161, independent unconditional: 1007, dependent: 467, dependent conditional: 455, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 228635, independent: 228168, independent conditional: 227161, independent unconditional: 1007, dependent: 467, dependent conditional: 455, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 234161, independent: 228168, independent conditional: 227161, independent unconditional: 1007, dependent: 5993, dependent conditional: 5981, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 234161, independent: 228168, independent conditional: 160, independent unconditional: 228008, dependent: 5993, dependent conditional: 2091, dependent unconditional: 3902, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 234161, independent: 228168, independent conditional: 160, independent unconditional: 228008, dependent: 5993, dependent conditional: 2091, dependent unconditional: 3902, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1183, independent: 969, independent conditional: 88, independent unconditional: 881, dependent: 214, dependent conditional: 202, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1183, independent: 875, independent conditional: 0, independent unconditional: 875, dependent: 308, dependent conditional: 0, dependent unconditional: 308, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 308, independent: 94, independent conditional: 88, independent unconditional: 6, dependent: 214, dependent conditional: 202, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 308, independent: 94, independent conditional: 88, independent unconditional: 6, dependent: 214, dependent conditional: 202, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1825, independent: 536, independent conditional: 439, independent unconditional: 97, dependent: 1290, dependent conditional: 1085, dependent unconditional: 205, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 234161, independent: 227199, independent conditional: 72, independent unconditional: 227127, dependent: 5779, dependent conditional: 1889, dependent unconditional: 3890, unknown: 1183, unknown conditional: 290, unknown unconditional: 893] , Statistics on independence cache: Total cache size (in pairs): 1183, Positive cache size: 969, Positive conditional cache size: 88, Positive unconditional cache size: 881, Negative cache size: 214, Negative conditional cache size: 202, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 230891, Maximal queried relation: 30, Independence queries for same thread: 34830, Persistent sets #1 benchmarks: Persistent set computation time: 0.4s, Number of persistent set computation: 289, Number of trivial persistent sets: 138, 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: 263465, independent: 228168, independent conditional: 227161, independent unconditional: 1007, dependent: 35297, dependent conditional: 35285, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 228635, independent: 228168, independent conditional: 227161, independent unconditional: 1007, dependent: 467, dependent conditional: 455, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 228635, independent: 228168, independent conditional: 227161, independent unconditional: 1007, dependent: 467, dependent conditional: 455, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 234161, independent: 228168, independent conditional: 227161, independent unconditional: 1007, dependent: 5993, dependent conditional: 5981, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 234161, independent: 228168, independent conditional: 160, independent unconditional: 228008, dependent: 5993, dependent conditional: 2091, dependent unconditional: 3902, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 234161, independent: 228168, independent conditional: 160, independent unconditional: 228008, dependent: 5993, dependent conditional: 2091, dependent unconditional: 3902, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1183, independent: 969, independent conditional: 88, independent unconditional: 881, dependent: 214, dependent conditional: 202, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1183, independent: 875, independent conditional: 0, independent unconditional: 875, dependent: 308, dependent conditional: 0, dependent unconditional: 308, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 308, independent: 94, independent conditional: 88, independent unconditional: 6, dependent: 214, dependent conditional: 202, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 308, independent: 94, independent conditional: 88, independent unconditional: 6, dependent: 214, dependent conditional: 202, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1825, independent: 536, independent conditional: 439, independent unconditional: 97, dependent: 1290, dependent conditional: 1085, dependent unconditional: 205, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 234161, independent: 227199, independent conditional: 72, independent unconditional: 227127, dependent: 5779, dependent conditional: 1889, dependent unconditional: 3890, unknown: 1183, unknown conditional: 290, unknown unconditional: 893] , Statistics on independence cache: Total cache size (in pairs): 1183, Positive cache size: 969, Positive conditional cache size: 88, Positive unconditional cache size: 881, Negative cache size: 214, Negative conditional cache size: 202, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 230891, Maximal queried relation: 30, Independence queries for same thread: 34830 - TimeoutResultAtElement [Line: 89]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 271 known predicates. - TimeoutResultAtElement [Line: 80]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 271 known predicates. - TimeoutResultAtElement [Line: 79]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 271 known predicates. - TimeoutResultAtElement [Line: 82]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 271 known predicates. - TimeoutResultAtElement [Line: 81]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 271 known predicates. - 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: 818.8s, OverallIterations: 33, TraceHistogramMax: 0, PathProgramHistogramMax: 31, EmptinessCheckTime: 317.0s, 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: 4436, 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: 1.5s SsaConstructionTime, 11.9s SatisfiabilityAnalysisTime, 480.8s InterpolantComputationTime, 33198 NumberOfCodeBlocks, 33192 NumberOfCodeBlocksAsserted, 1120 NumberOfCheckSat, 49614 ConstructedInterpolants, 0 QuantifiedInterpolants, 319086 SizeOfPredicates, 1953 NumberOfNonLiveVariables, 44419 ConjunctsInSsa, 8019 ConjunctsInUnsatCore, 93 InterpolantComputations, 4 PerfectInterpolantSequences, 621037/906643 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]: 6, ConditionCalculationTime [ms]: 0, ConditionCalculations: 185, QuantifiedConditions: 0, TraceChecks: 0, UnknownTraceChecks: 0, UnsatisfiedConditions: 0, ImperfectProofs: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown