/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 50 --traceabstraction.seed.for.random.criterion 213 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-more-vector-add.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-05 18:18:22,978 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-05 18:18:23,037 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-05 18:18:23,040 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-05 18:18:23,040 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-05 18:18:23,070 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-05 18:18:23,071 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-05 18:18:23,071 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-05 18:18:23,071 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-05 18:18:23,075 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-05 18:18:23,075 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-05 18:18:23,075 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-05 18:18:23,075 INFO L153 SettingsManager]: * Use SBE=true [2024-05-05 18:18:23,076 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-05 18:18:23,077 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-05 18:18:23,077 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-05 18:18:23,077 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-05 18:18:23,078 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-05 18:18:23,078 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-05 18:18:23,078 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-05 18:18:23,078 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-05 18:18:23,078 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-05 18:18:23,078 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-05 18:18:23,079 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-05 18:18:23,079 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-05 18:18:23,079 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-05 18:18:23,079 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-05 18:18:23,079 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-05 18:18:23,079 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-05 18:18:23,080 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 18:18:23,081 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-05 18:18:23,081 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-05 18:18:23,081 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-05 18:18:23,081 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-05 18:18:23,081 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-05 18:18:23,081 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-05 18:18:23,081 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-05 18:18:23,081 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-05 18:18:23,082 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-05 18:18:23,082 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 50 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 [2024-05-05 18:18:23,265 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-05 18:18:23,279 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-05 18:18:23,281 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-05 18:18:23,282 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-05 18:18:23,282 INFO L274 PluginConnector]: CDTParser initialized [2024-05-05 18:18:23,283 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-more-vector-add.wvr.c [2024-05-05 18:18:24,337 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-05 18:18:24,489 INFO L384 CDTParser]: Found 1 translation units. [2024-05-05 18:18:24,490 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-vector-add.wvr.c [2024-05-05 18:18:24,496 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/90d716859/229f88a3cb92485dbeabc60b33f7c1bf/FLAGdeaee2223 [2024-05-05 18:18:24,505 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/90d716859/229f88a3cb92485dbeabc60b33f7c1bf [2024-05-05 18:18:24,507 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-05 18:18:24,508 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-05 18:18:24,509 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-05 18:18:24,509 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-05 18:18:24,513 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-05 18:18:24,513 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 06:18:24" (1/1) ... [2024-05-05 18:18:24,514 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f486c04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 06:18:24, skipping insertion in model container [2024-05-05 18:18:24,514 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 06:18:24" (1/1) ... [2024-05-05 18:18:24,529 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-05 18:18:24,639 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-vector-add.wvr.c[2598,2611] [2024-05-05 18:18:24,644 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 18:18:24,651 INFO L202 MainTranslator]: Completed pre-run [2024-05-05 18:18:24,665 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-vector-add.wvr.c[2598,2611] [2024-05-05 18:18:24,667 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 18:18:24,677 INFO L206 MainTranslator]: Completed translation [2024-05-05 18:18:24,678 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 06:18:24 WrapperNode [2024-05-05 18:18:24,678 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-05 18:18:24,678 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-05 18:18:24,679 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-05 18:18:24,679 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-05 18:18:24,683 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 06:18:24" (1/1) ... [2024-05-05 18:18:24,689 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 06:18:24" (1/1) ... [2024-05-05 18:18:24,708 INFO L138 Inliner]: procedures = 25, calls = 46, calls flagged for inlining = 11, calls inlined = 17, statements flattened = 203 [2024-05-05 18:18:24,708 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-05 18:18:24,708 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-05 18:18:24,709 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-05 18:18:24,709 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-05 18:18:24,715 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 06:18:24" (1/1) ... [2024-05-05 18:18:24,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 06:18:24" (1/1) ... [2024-05-05 18:18:24,717 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 06:18:24" (1/1) ... [2024-05-05 18:18:24,717 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 06:18:24" (1/1) ... [2024-05-05 18:18:24,726 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 06:18:24" (1/1) ... [2024-05-05 18:18:24,729 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 06:18:24" (1/1) ... [2024-05-05 18:18:24,730 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 06:18:24" (1/1) ... [2024-05-05 18:18:24,731 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 06:18:24" (1/1) ... [2024-05-05 18:18:24,733 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-05 18:18:24,734 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-05 18:18:24,734 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-05 18:18:24,734 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-05 18:18:24,734 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 06:18:24" (1/1) ... [2024-05-05 18:18:24,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 18:18:24,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 18:18:24,759 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-05 18:18:24,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-05 18:18:24,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-05 18:18:24,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-05 18:18:24,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-05 18:18:24,792 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-05 18:18:24,793 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-05 18:18:24,793 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-05 18:18:24,793 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-05 18:18:24,793 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-05 18:18:24,793 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-05 18:18:24,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-05 18:18:24,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-05-05 18:18:24,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-05 18:18:24,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-05 18:18:24,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-05 18:18:24,776 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-05 18:18:24,795 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-05 18:18:24,871 INFO L241 CfgBuilder]: Building ICFG [2024-05-05 18:18:24,872 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-05 18:18:25,220 INFO L282 CfgBuilder]: Performing block encoding [2024-05-05 18:18:25,231 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-05 18:18:25,231 INFO L309 CfgBuilder]: Removed 7 assume(true) statements. [2024-05-05 18:18:25,232 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 06:18:25 BoogieIcfgContainer [2024-05-05 18:18:25,232 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-05 18:18:25,234 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-05 18:18:25,234 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-05 18:18:25,237 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-05 18:18:25,237 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.05 06:18:24" (1/3) ... [2024-05-05 18:18:25,237 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a6f2df9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 06:18:25, skipping insertion in model container [2024-05-05 18:18:25,237 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 06:18:24" (2/3) ... [2024-05-05 18:18:25,237 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a6f2df9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 06:18:25, skipping insertion in model container [2024-05-05 18:18:25,238 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 06:18:25" (3/3) ... [2024-05-05 18:18:25,238 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-vector-add.wvr.c [2024-05-05 18:18:25,244 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-05 18:18:25,251 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-05 18:18:25,251 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-05 18:18:25,251 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-05 18:18:25,299 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-05-05 18:18:25,333 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-05 18:18:25,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-05 18:18:25,334 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 18:18:25,342 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-05 18:18:25,343 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-05 18:18:25,366 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-05 18:18:25,374 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 18:18:25,376 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-05 18:18:25,381 INFO L357 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, mHoare=true, 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;@60ca7cff, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=50, mConComCheckerRandomSeed=213, mConComCheckerConditionCriterion=false [2024-05-05 18:18:25,381 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-05 18:18:25,949 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-05 18:18:25,953 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 18:18:25,953 INFO L85 PathProgramCache]: Analyzing trace with hash -126229839, now seen corresponding path program 1 times [2024-05-05 18:18:25,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 18:18:25,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169304309] [2024-05-05 18:18:25,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 18:18:25,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 18:18:26,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 18:18:26,390 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2024-05-05 18:18:26,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 18:18:26,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169304309] [2024-05-05 18:18:26,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169304309] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 18:18:26,391 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 18:18:26,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-05 18:18:26,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727116605] [2024-05-05 18:18:26,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 18:18:26,397 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-05 18:18:26,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 18:18:26,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-05 18:18:26,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-05 18:18:26,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 18:18:26,478 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 18:18:26,479 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 122.0) internal successors, (244), 2 states have internal predecessors, (244), 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) [2024-05-05 18:18:26,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 18:18:26,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 18:18:26,647 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-05 18:18:26,647 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-05 18:18:26,648 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 18:18:26,648 INFO L85 PathProgramCache]: Analyzing trace with hash 1209332474, now seen corresponding path program 1 times [2024-05-05 18:18:26,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 18:18:26,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952808636] [2024-05-05 18:18:26,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 18:18:26,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 18:18:26,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 18:18:27,222 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-05-05 18:18:27,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 18:18:27,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952808636] [2024-05-05 18:18:27,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952808636] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 18:18:27,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 18:18:27,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-05 18:18:27,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188841207] [2024-05-05 18:18:27,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 18:18:27,225 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-05 18:18:27,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 18:18:27,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-05 18:18:27,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-05-05 18:18:27,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 18:18:27,284 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 18:18:27,285 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 33.42857142857143) internal successors, (234), 7 states have internal predecessors, (234), 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) [2024-05-05 18:18:27,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 18:18:27,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 18:18:27,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 18:18:27,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 18:18:27,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-05 18:18:27,579 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-05 18:18:27,580 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 18:18:27,580 INFO L85 PathProgramCache]: Analyzing trace with hash -566126889, now seen corresponding path program 1 times [2024-05-05 18:18:27,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 18:18:27,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760273546] [2024-05-05 18:18:27,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 18:18:27,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 18:18:27,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 18:18:28,040 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 97 proven. 1 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-05-05 18:18:28,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 18:18:28,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760273546] [2024-05-05 18:18:28,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760273546] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 18:18:28,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [984662112] [2024-05-05 18:18:28,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 18:18:28,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 18:18:28,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 18:18:28,082 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-05 18:18:28,109 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-05 18:18:28,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 18:18:28,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 778 conjuncts, 10 conjunts are in the unsatisfiable core [2024-05-05 18:18:28,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 18:18:28,666 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 97 proven. 1 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-05-05 18:18:28,666 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 18:18:28,994 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 97 proven. 1 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-05-05 18:18:28,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [984662112] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 18:18:28,994 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 18:18:28,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 25 [2024-05-05 18:18:28,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145418620] [2024-05-05 18:18:28,995 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 18:18:28,995 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-05-05 18:18:28,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 18:18:29,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-05-05 18:18:29,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=484, Unknown=0, NotChecked=0, Total=600 [2024-05-05 18:18:29,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 18:18:29,195 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 18:18:29,196 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 14.96) internal successors, (374), 25 states have internal predecessors, (374), 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) [2024-05-05 18:18:29,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 18:18:29,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 18:18:29,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 18:18:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 18:18:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 18:18:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-05 18:18:29,900 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-05-05 18:18:30,097 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-05-05 18:18:30,097 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-05 18:18:30,098 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 18:18:30,098 INFO L85 PathProgramCache]: Analyzing trace with hash -1964987494, now seen corresponding path program 2 times [2024-05-05 18:18:30,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 18:18:30,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563470237] [2024-05-05 18:18:30,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 18:18:30,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 18:18:30,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 18:18:31,796 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 174 proven. 220 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-05-05 18:18:31,797 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 18:18:31,797 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563470237] [2024-05-05 18:18:31,797 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563470237] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 18:18:31,797 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1326215542] [2024-05-05 18:18:31,797 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-05 18:18:31,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 18:18:31,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 18:18:31,799 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-05 18:18:31,824 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-05 18:18:32,018 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-05 18:18:32,019 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-05 18:18:32,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 826 conjuncts, 14 conjunts are in the unsatisfiable core [2024-05-05 18:18:32,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 18:18:32,615 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 129 proven. 19 refuted. 0 times theorem prover too weak. 274 trivial. 0 not checked. [2024-05-05 18:18:32,615 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 18:18:33,307 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 139 proven. 9 refuted. 0 times theorem prover too weak. 274 trivial. 0 not checked. [2024-05-05 18:18:33,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1326215542] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 18:18:33,308 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 18:18:33,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 15, 15] total 63 [2024-05-05 18:18:33,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157139720] [2024-05-05 18:18:33,309 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 18:18:33,310 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2024-05-05 18:18:33,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 18:18:33,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2024-05-05 18:18:33,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=316, Invalid=3590, Unknown=0, NotChecked=0, Total=3906 [2024-05-05 18:18:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 18:18:33,429 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 18:18:33,429 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 63 states have (on average 8.777777777777779) internal successors, (553), 63 states have internal predecessors, (553), 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) [2024-05-05 18:18:33,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 18:18:33,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 18:18:33,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-05 18:18:33,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 18:18:34,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 18:18:34,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 18:18:34,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-05 18:18:34,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-05 18:18:34,935 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-05-05 18:18:35,131 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 18:18:35,132 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-05 18:18:35,133 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 18:18:35,133 INFO L85 PathProgramCache]: Analyzing trace with hash 840432055, now seen corresponding path program 3 times [2024-05-05 18:18:35,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 18:18:35,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168923709] [2024-05-05 18:18:35,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 18:18:35,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 18:18:35,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 18:18:36,693 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 174 proven. 235 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-05-05 18:18:36,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 18:18:36,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168923709] [2024-05-05 18:18:36,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1168923709] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 18:18:36,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1672435989] [2024-05-05 18:18:36,694 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-05 18:18:36,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 18:18:36,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 18:18:36,695 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-05 18:18:36,713 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-05 18:18:37,924 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-05-05 18:18:37,925 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-05 18:18:37,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 837 conjuncts, 77 conjunts are in the unsatisfiable core [2024-05-05 18:18:37,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 18:18:40,279 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 381 proven. 24 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2024-05-05 18:18:40,279 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 18:18:41,495 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 289 proven. 87 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2024-05-05 18:18:41,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1672435989] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 18:18:41,495 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 18:18:41,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 40, 27] total 103 [2024-05-05 18:18:41,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107514174] [2024-05-05 18:18:41,496 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 18:18:41,497 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 103 states [2024-05-05 18:18:41,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 18:18:41,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 103 interpolants. [2024-05-05 18:18:41,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=724, Invalid=9782, Unknown=0, NotChecked=0, Total=10506 [2024-05-05 18:18:41,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 18:18:41,809 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 18:18:41,810 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 103 states, 103 states have (on average 9.466019417475728) internal successors, (975), 103 states have internal predecessors, (975), 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) [2024-05-05 18:18:41,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 18:18:41,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 18:18:41,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-05 18:18:41,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-05 18:18:41,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 18:18:44,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 18:18:44,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 18:18:44,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-05 18:18:44,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-05 18:18:44,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-05 18:18:44,513 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-05-05 18:18:44,713 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 18:18:44,714 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-05 18:18:44,714 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 18:18:44,714 INFO L85 PathProgramCache]: Analyzing trace with hash -72915817, now seen corresponding path program 4 times [2024-05-05 18:18:44,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 18:18:44,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459871785] [2024-05-05 18:18:44,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 18:18:44,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 18:18:44,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 18:18:45,659 INFO L134 CoverageAnalysis]: Checked inductivity of 686 backedges. 291 proven. 147 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2024-05-05 18:18:45,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 18:18:45,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459871785] [2024-05-05 18:18:45,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459871785] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 18:18:45,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [677943271] [2024-05-05 18:18:45,660 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-05 18:18:45,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 18:18:45,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 18:18:45,661 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-05 18:18:45,708 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-05 18:18:45,879 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-05 18:18:45,879 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-05 18:18:45,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 882 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-05 18:18:45,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 18:18:46,813 INFO L134 CoverageAnalysis]: Checked inductivity of 686 backedges. 232 proven. 117 refuted. 0 times theorem prover too weak. 337 trivial. 0 not checked. [2024-05-05 18:18:46,813 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 18:18:47,923 INFO L134 CoverageAnalysis]: Checked inductivity of 686 backedges. 274 proven. 75 refuted. 0 times theorem prover too weak. 337 trivial. 0 not checked. [2024-05-05 18:18:47,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [677943271] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 18:18:47,923 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 18:18:47,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 27, 27] total 74 [2024-05-05 18:18:47,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561549143] [2024-05-05 18:18:47,924 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 18:18:47,924 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 74 states [2024-05-05 18:18:47,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 18:18:48,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2024-05-05 18:18:48,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=603, Invalid=4799, Unknown=0, NotChecked=0, Total=5402 [2024-05-05 18:18:48,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 18:18:48,067 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 18:18:48,067 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 74 states, 74 states have (on average 8.986486486486486) internal successors, (665), 74 states have internal predecessors, (665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 18:18:48,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 18:18:48,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 18:18:48,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-05 18:18:48,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-05 18:18:48,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-05 18:18:48,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 18:18:49,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 18:18:49,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 18:18:49,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-05 18:18:49,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-05 18:18:49,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-05 18:18:49,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-05 18:18:49,107 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-05-05 18:18:49,305 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-05-05 18:18:49,305 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-05 18:18:49,305 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 18:18:49,306 INFO L85 PathProgramCache]: Analyzing trace with hash -1026046758, now seen corresponding path program 5 times [2024-05-05 18:18:49,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 18:18:49,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323882178] [2024-05-05 18:18:49,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 18:18:49,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 18:18:49,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 18:18:50,182 INFO L134 CoverageAnalysis]: Checked inductivity of 830 backedges. 211 proven. 245 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2024-05-05 18:18:50,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 18:18:50,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323882178] [2024-05-05 18:18:50,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323882178] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 18:18:50,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1122788977] [2024-05-05 18:18:50,183 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-05 18:18:50,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 18:18:50,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 18:18:50,185 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-05 18:18:50,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process Received shutdown request... [2024-05-05 18:33:02,512 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-05 18:33:02,540 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-05 18:33:02,554 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-05 18:33:03,520 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 [2024-05-05 18:33:03,570 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-05-05 18:33:03,741 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forcibly destroying the process [2024-05-05 18:33:03,777 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-05 18:33:03,777 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-05-05 18:33:03,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2024-05-05 18:33:03,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005591823] [2024-05-05 18:33:03,777 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-05-05 18:33:03,778 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-05-05 18:33:03,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 18:33:03,784 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 137 [2024-05-05 18:33:03,815 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-05 18:33:03,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-05-05 18:33:03,815 WARN L619 AbstractCegarLoop]: Verification canceled: while PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ATOM-1 context. [2024-05-05 18:33:03,816 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-05 18:33:03,817 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-05 18:33:03,817 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-05 18:33:03,824 INFO L448 BasicCegarLoop]: Path program histogram: [5, 1, 1] [2024-05-05 18:33:03,824 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: clock still running: ConditionalCommutativityCheckTime at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopStatisticsGenerator.getValue(CegarLoopStatisticsGenerator.java:172) at de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData.aggregateBenchmarkData(StatisticsData.java:60) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:418) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-05-05 18:33:03,849 INFO L158 Benchmark]: Toolchain (without parser) took 879333.06ms. Allocated memory was 317.7MB in the beginning and 934.3MB in the end (delta: 616.6MB). Free memory was 245.7MB in the beginning and 676.7MB in the end (delta: -431.0MB). Peak memory consumption was 185.6MB. Max. memory is 8.0GB. [2024-05-05 18:33:03,849 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 317.7MB. Free memory is still 285.4MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-05 18:33:03,850 INFO L158 Benchmark]: CACSL2BoogieTranslator took 169.21ms. Allocated memory is still 317.7MB. Free memory was 245.6MB in the beginning and 233.5MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-05-05 18:33:03,850 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.59ms. Allocated memory is still 317.7MB. Free memory was 233.5MB in the beginning and 231.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-05 18:33:03,850 INFO L158 Benchmark]: Boogie Preprocessor took 24.87ms. Allocated memory is still 317.7MB. Free memory was 231.2MB in the beginning and 229.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-05 18:33:03,850 INFO L158 Benchmark]: RCFGBuilder took 498.39ms. Allocated memory is still 317.7MB. Free memory was 229.1MB in the beginning and 270.0MB in the end (delta: -40.9MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2024-05-05 18:33:03,850 INFO L158 Benchmark]: TraceAbstraction took 878606.54ms. Allocated memory was 317.7MB in the beginning and 934.3MB in the end (delta: 616.6MB). Free memory was 268.9MB in the beginning and 676.7MB in the end (delta: -407.8MB). Peak memory consumption was 209.3MB. Max. memory is 8.0GB. [2024-05-05 18:33:03,851 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 317.7MB. Free memory is still 285.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 169.21ms. Allocated memory is still 317.7MB. Free memory was 245.6MB in the beginning and 233.5MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 29.59ms. Allocated memory is still 317.7MB. Free memory was 233.5MB in the beginning and 231.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 24.87ms. Allocated memory is still 317.7MB. Free memory was 231.2MB in the beginning and 229.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 498.39ms. Allocated memory is still 317.7MB. Free memory was 229.1MB in the beginning and 270.0MB in the end (delta: -40.9MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 878606.54ms. Allocated memory was 317.7MB in the beginning and 934.3MB in the end (delta: 616.6MB). Free memory was 268.9MB in the beginning and 676.7MB in the end (delta: -407.8MB). Peak memory consumption was 209.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 121509, independent: 110976, independent conditional: 110976, independent unconditional: 0, dependent: 10533, dependent conditional: 10533, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 112580, independent: 110976, independent conditional: 110976, independent unconditional: 0, dependent: 1604, dependent conditional: 1604, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 112580, independent: 110976, independent conditional: 110976, independent unconditional: 0, dependent: 1604, dependent conditional: 1604, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 112580, independent: 110976, independent conditional: 110976, independent unconditional: 0, dependent: 1604, dependent conditional: 1604, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 115558, independent: 110976, independent conditional: 5455, independent unconditional: 105521, dependent: 4582, dependent conditional: 1376, dependent unconditional: 3206, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 115558, independent: 110976, independent conditional: 5339, independent unconditional: 105637, dependent: 4582, dependent conditional: 298, dependent unconditional: 4284, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 115558, independent: 110976, independent conditional: 5339, independent unconditional: 105637, dependent: 4582, dependent conditional: 298, dependent unconditional: 4284, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1596, independent: 1539, independent conditional: 102, independent unconditional: 1437, dependent: 57, dependent conditional: 22, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1596, independent: 1522, independent conditional: 0, independent unconditional: 1522, dependent: 74, dependent conditional: 0, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 74, independent: 17, independent conditional: 17, independent unconditional: 0, dependent: 57, dependent conditional: 22, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 74, independent: 17, independent conditional: 17, independent unconditional: 0, dependent: 57, dependent conditional: 22, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 155, independent: 3, independent conditional: 3, independent unconditional: 0, dependent: 152, dependent conditional: 32, dependent unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 115558, independent: 109437, independent conditional: 5237, independent unconditional: 104200, dependent: 4525, dependent conditional: 276, dependent unconditional: 4249, unknown: 1596, unknown conditional: 124, unknown unconditional: 1472] , Statistics on independence cache: Total cache size (in pairs): 1596, Positive cache size: 1539, Positive conditional cache size: 102, Positive unconditional cache size: 1437, Negative cache size: 57, Negative conditional cache size: 22, Negative unconditional cache size: 35, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1194, Maximal queried relation: 1, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 115558, independent: 110976, independent conditional: 5455, independent unconditional: 105521, dependent: 4582, dependent conditional: 1376, dependent unconditional: 3206, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 115558, independent: 110976, independent conditional: 5339, independent unconditional: 105637, dependent: 4582, dependent conditional: 298, dependent unconditional: 4284, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 115558, independent: 110976, independent conditional: 5339, independent unconditional: 105637, dependent: 4582, dependent conditional: 298, dependent unconditional: 4284, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1596, independent: 1539, independent conditional: 102, independent unconditional: 1437, dependent: 57, dependent conditional: 22, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1596, independent: 1522, independent conditional: 0, independent unconditional: 1522, dependent: 74, dependent conditional: 0, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 74, independent: 17, independent conditional: 17, independent unconditional: 0, dependent: 57, dependent conditional: 22, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 74, independent: 17, independent conditional: 17, independent unconditional: 0, dependent: 57, dependent conditional: 22, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 155, independent: 3, independent conditional: 3, independent unconditional: 0, dependent: 152, dependent conditional: 32, dependent unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 115558, independent: 109437, independent conditional: 5237, independent unconditional: 104200, dependent: 4525, dependent conditional: 276, dependent unconditional: 4249, unknown: 1596, unknown conditional: 124, unknown unconditional: 1472] , Statistics on independence cache: Total cache size (in pairs): 1596, Positive cache size: 1539, Positive conditional cache size: 102, Positive unconditional cache size: 1437, Negative cache size: 57, Negative conditional cache size: 22, Negative unconditional cache size: 35, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1194 ], Independence queries for same thread: 8929 - ExceptionOrErrorResult: AssertionError: clock still running: ConditionalCommutativityCheckTime de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: clock still running: ConditionalCommutativityCheckTime: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopStatisticsGenerator.getValue(CegarLoopStatisticsGenerator.java:172) RESULT: Ultimate could not prove your program: Toolchain returned no result. Completed graceful shutdown