/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 DEFAULT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-more-nonblocking-counter-alt2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-05 00:27:02,772 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-05 00:27:02,818 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-05 00:27:02,822 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-05 00:27:02,822 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-05 00:27:02,841 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-05 00:27:02,841 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-05 00:27:02,842 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-05 00:27:02,842 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-05 00:27:02,843 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-05 00:27:02,843 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-05 00:27:02,844 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-05 00:27:02,844 INFO L153 SettingsManager]: * Use SBE=true [2024-05-05 00:27:02,844 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-05 00:27:02,845 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-05 00:27:02,845 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-05 00:27:02,845 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-05 00:27:02,846 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-05 00:27:02,846 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-05 00:27:02,846 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-05 00:27:02,847 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-05 00:27:02,847 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-05 00:27:02,848 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-05 00:27:02,848 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-05 00:27:02,848 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-05 00:27:02,849 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-05 00:27:02,849 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-05 00:27:02,849 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-05 00:27:02,850 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-05 00:27:02,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 00:27:02,850 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-05 00:27:02,851 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-05 00:27:02,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-05 00:27:02,851 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-05 00:27:02,852 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-05 00:27:02,852 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-05 00:27:02,852 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-05 00:27:02,852 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-05 00:27:02,853 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-05 00:27:02,853 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT [2024-05-05 00:27:03,084 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-05 00:27:03,117 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-05 00:27:03,120 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-05 00:27:03,121 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-05 00:27:03,122 INFO L274 PluginConnector]: CDTParser initialized [2024-05-05 00:27:03,123 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-more-nonblocking-counter-alt2.wvr.c [2024-05-05 00:27:04,350 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-05 00:27:04,541 INFO L384 CDTParser]: Found 1 translation units. [2024-05-05 00:27:04,541 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-nonblocking-counter-alt2.wvr.c [2024-05-05 00:27:04,548 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a8f1149b7/41ed8206aa8c45bfb212452efd691454/FLAGe58492d6c [2024-05-05 00:27:04,559 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a8f1149b7/41ed8206aa8c45bfb212452efd691454 [2024-05-05 00:27:04,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-05 00:27:04,562 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-05 00:27:04,563 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-05 00:27:04,563 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-05 00:27:04,568 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-05 00:27:04,568 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 12:27:04" (1/1) ... [2024-05-05 00:27:04,569 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f85c61d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:27:04, skipping insertion in model container [2024-05-05 00:27:04,569 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 12:27:04" (1/1) ... [2024-05-05 00:27:04,587 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-05 00:27:04,749 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-nonblocking-counter-alt2.wvr.c[2147,2160] [2024-05-05 00:27:04,754 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 00:27:04,763 INFO L202 MainTranslator]: Completed pre-run [2024-05-05 00:27:04,788 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-nonblocking-counter-alt2.wvr.c[2147,2160] [2024-05-05 00:27:04,793 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 00:27:04,801 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-05 00:27:04,801 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-05 00:27:04,807 INFO L206 MainTranslator]: Completed translation [2024-05-05 00:27:04,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:27:04 WrapperNode [2024-05-05 00:27:04,810 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-05 00:27:04,811 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-05 00:27:04,811 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-05 00:27:04,811 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-05 00:27:04,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:27:04" (1/1) ... [2024-05-05 00:27:04,825 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:27:04" (1/1) ... [2024-05-05 00:27:04,847 INFO L138 Inliner]: procedures = 21, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 56 [2024-05-05 00:27:04,847 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-05 00:27:04,848 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-05 00:27:04,848 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-05 00:27:04,848 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-05 00:27:04,856 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:27:04" (1/1) ... [2024-05-05 00:27:04,857 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:27:04" (1/1) ... [2024-05-05 00:27:04,867 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:27:04" (1/1) ... [2024-05-05 00:27:04,868 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:27:04" (1/1) ... [2024-05-05 00:27:04,875 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:27:04" (1/1) ... [2024-05-05 00:27:04,882 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:27:04" (1/1) ... [2024-05-05 00:27:04,883 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:27:04" (1/1) ... [2024-05-05 00:27:04,884 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:27:04" (1/1) ... [2024-05-05 00:27:04,886 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-05 00:27:04,886 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-05 00:27:04,887 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-05 00:27:04,887 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-05 00:27:04,887 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:27:04" (1/1) ... [2024-05-05 00:27:04,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 00:27:04,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 00:27:04,926 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 00:27:04,934 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 00:27:04,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-05 00:27:04,969 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-05 00:27:04,970 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-05 00:27:04,970 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-05 00:27:04,970 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-05 00:27:04,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-05 00:27:04,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-05 00:27:04,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-05 00:27:04,970 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-05 00:27:04,971 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-05 00:27:04,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-05 00:27:04,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-05 00:27:04,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-05 00:27:04,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-05 00:27:04,974 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 00:27:05,049 INFO L241 CfgBuilder]: Building ICFG [2024-05-05 00:27:05,051 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-05 00:27:05,228 INFO L282 CfgBuilder]: Performing block encoding [2024-05-05 00:27:05,296 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-05 00:27:05,296 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2024-05-05 00:27:05,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 12:27:05 BoogieIcfgContainer [2024-05-05 00:27:05,298 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-05 00:27:05,299 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-05 00:27:05,299 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-05 00:27:05,302 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-05 00:27:05,302 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.05 12:27:04" (1/3) ... [2024-05-05 00:27:05,302 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@334dd58e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 12:27:05, skipping insertion in model container [2024-05-05 00:27:05,303 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 12:27:04" (2/3) ... [2024-05-05 00:27:05,303 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@334dd58e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 12:27:05, skipping insertion in model container [2024-05-05 00:27:05,303 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 12:27:05" (3/3) ... [2024-05-05 00:27:05,304 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-nonblocking-counter-alt2.wvr.c [2024-05-05 00:27:05,311 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-05 00:27:05,318 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-05 00:27:05,318 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-05 00:27:05,318 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-05 00:27:05,365 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-05-05 00:27:05,401 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-05 00:27:05,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-05 00:27:05,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 00:27:05,405 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 00:27:05,431 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 00:27:05,452 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-05 00:27:05,468 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 00:27:05,470 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-05 00:27:05,481 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;@3202be19, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-05 00:27:05,481 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-05-05 00:27:05,620 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-05 00:27:05,621 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 00:27:05,622 INFO L85 PathProgramCache]: Analyzing trace with hash -1170405292, now seen corresponding path program 1 times [2024-05-05 00:27:05,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 00:27:05,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906583160] [2024-05-05 00:27:05,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 00:27:05,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 00:27:05,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 00:27:05,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-05 00:27:05,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 00:27:05,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906583160] [2024-05-05 00:27:05,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906583160] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 00:27:05,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 00:27:05,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-05 00:27:05,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269871969] [2024-05-05 00:27:05,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 00:27:05,859 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-05 00:27:05,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 00:27:05,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-05 00:27:05,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-05 00:27:05,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:27:05,954 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 00:27:05,955 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 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 00:27:05,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:27:05,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:27:05,981 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-05 00:27:05,981 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-05 00:27:05,982 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 00:27:05,982 INFO L85 PathProgramCache]: Analyzing trace with hash -2044128722, now seen corresponding path program 1 times [2024-05-05 00:27:05,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 00:27:05,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808022001] [2024-05-05 00:27:05,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 00:27:05,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 00:27:06,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 00:27:06,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 00:27:06,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 00:27:06,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808022001] [2024-05-05 00:27:06,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1808022001] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 00:27:06,428 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 00:27:06,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-05 00:27:06,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174240001] [2024-05-05 00:27:06,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 00:27:06,431 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-05 00:27:06,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 00:27:06,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-05 00:27:06,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-05-05 00:27:06,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:27:06,441 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 00:27:06,442 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 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 00:27:06,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:27:06,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:27:06,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:27:06,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-05 00:27:06,546 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-05 00:27:06,547 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-05 00:27:06,547 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 00:27:06,547 INFO L85 PathProgramCache]: Analyzing trace with hash 849842810, now seen corresponding path program 1 times [2024-05-05 00:27:06,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 00:27:06,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117600922] [2024-05-05 00:27:06,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 00:27:06,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 00:27:06,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 00:27:07,198 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 00:27:07,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 00:27:07,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117600922] [2024-05-05 00:27:07,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117600922] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 00:27:07,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [745126174] [2024-05-05 00:27:07,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 00:27:07,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 00:27:07,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 00:27:07,254 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 00:27:07,256 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 00:27:07,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 00:27:07,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 12 conjunts are in the unsatisfiable core [2024-05-05 00:27:07,357 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 00:27:07,637 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 00:27:07,637 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 00:27:08,172 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 00:27:08,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [745126174] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 00:27:08,173 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 00:27:08,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 8] total 20 [2024-05-05 00:27:08,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895349316] [2024-05-05 00:27:08,174 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 00:27:08,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-05-05 00:27:08,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 00:27:08,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-05-05 00:27:08,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=290, Unknown=0, NotChecked=0, Total=380 [2024-05-05 00:27:08,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:27:08,214 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 00:27:08,214 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 5.4) internal successors, (108), 20 states have internal predecessors, (108), 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 00:27:08,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:27:08,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-05 00:27:08,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:27:09,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:27:09,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-05 00:27:09,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-05 00:27:09,013 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 00:27:09,203 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 00:27:09,204 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-05 00:27:09,205 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 00:27:09,205 INFO L85 PathProgramCache]: Analyzing trace with hash -470519814, now seen corresponding path program 2 times [2024-05-05 00:27:09,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 00:27:09,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475948647] [2024-05-05 00:27:09,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 00:27:09,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 00:27:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 00:27:10,489 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 00:27:10,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 00:27:10,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475948647] [2024-05-05 00:27:10,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475948647] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 00:27:10,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [460037458] [2024-05-05 00:27:10,493 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-05 00:27:10,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 00:27:10,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 00:27:10,501 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 00:27:10,535 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 00:27:10,586 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-05 00:27:10,587 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-05 00:27:10,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-05 00:27:10,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 00:27:11,741 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 00:27:11,741 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 00:27:17,516 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 00:27:17,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [460037458] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 00:27:17,517 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 00:27:17,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 19, 20] total 52 [2024-05-05 00:27:17,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108990566] [2024-05-05 00:27:17,517 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 00:27:17,518 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2024-05-05 00:27:17,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 00:27:17,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2024-05-05 00:27:17,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=428, Invalid=2224, Unknown=0, NotChecked=0, Total=2652 [2024-05-05 00:27:17,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:27:17,535 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 00:27:17,535 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 52 states have (on average 3.519230769230769) internal successors, (183), 52 states have internal predecessors, (183), 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 00:27:17,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:27:17,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-05 00:27:17,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-05 00:27:17,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:27:27,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-05-05 00:27:46,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-05-05 00:28:43,505 WARN L293 SmtUtils]: Spent 43.46s on a formula simplification. DAG size of input: 131 DAG size of output: 109 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-05-05 00:29:35,685 WARN L293 SmtUtils]: Spent 45.91s on a formula simplification. DAG size of input: 132 DAG size of output: 106 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-05-05 00:29:37,832 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-05-05 00:29:51,507 WARN L293 SmtUtils]: Spent 9.85s on a formula simplification. DAG size of input: 103 DAG size of output: 84 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-05-05 00:30:20,567 WARN L293 SmtUtils]: Spent 22.16s on a formula simplification. DAG size of input: 136 DAG size of output: 94 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-05-05 00:30:49,209 WARN L293 SmtUtils]: Spent 16.67s on a formula simplification. DAG size of input: 131 DAG size of output: 97 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-05-05 00:32:01,752 WARN L293 SmtUtils]: Spent 1.01m on a formula simplification. DAG size of input: 149 DAG size of output: 113 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-05-05 00:32:11,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:32:11,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-05 00:32:11,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-05 00:32:11,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-05 00:32:11,329 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-05-05 00:32:11,528 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 00:32:11,529 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-05 00:32:11,529 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 00:32:11,530 INFO L85 PathProgramCache]: Analyzing trace with hash 696235753, now seen corresponding path program 3 times [2024-05-05 00:32:11,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 00:32:11,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182560511] [2024-05-05 00:32:11,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 00:32:11,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 00:32:11,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 00:32:16,468 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 00:32:16,468 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 00:32:16,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182560511] [2024-05-05 00:32:16,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182560511] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 00:32:16,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2078187182] [2024-05-05 00:32:16,469 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-05 00:32:16,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 00:32:16,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 00:32:16,470 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 00:32:16,479 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 00:32:17,010 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2024-05-05 00:32:17,011 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-05 00:32:17,014 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 28 conjunts are in the unsatisfiable core [2024-05-05 00:32:17,017 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 00:32:27,472 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 113 refuted. 4 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 00:32:27,473 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 00:32:37,212 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 37 proven. 22 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-05-05 00:32:37,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2078187182] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 00:32:37,213 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 00:32:37,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 18, 10] total 50 [2024-05-05 00:32:37,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666336882] [2024-05-05 00:32:37,213 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 00:32:37,214 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-05-05 00:32:37,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 00:32:37,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-05-05 00:32:37,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=225, Invalid=2224, Unknown=1, NotChecked=0, Total=2450 [2024-05-05 00:32:37,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:32:37,232 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 00:32:37,232 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 4.46) internal successors, (223), 50 states have internal predecessors, (223), 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 00:32:37,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:32:37,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-05 00:32:37,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-05 00:32:37,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-05 00:32:37,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:32:47,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-05-05 00:32:56,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-05-05 00:33:01,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-05-05 00:33:06,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-05-05 00:33:14,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-05-05 00:33:19,547 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-05-05 00:33:22,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-05-05 00:33:23,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:33:23,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-05 00:33:23,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-05 00:33:23,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-05-05 00:33:23,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-05 00:33:23,796 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 00:33:23,991 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 00:33:23,991 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-05 00:33:23,992 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 00:33:23,992 INFO L85 PathProgramCache]: Analyzing trace with hash 798393288, now seen corresponding path program 4 times [2024-05-05 00:33:23,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 00:33:23,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85589211] [2024-05-05 00:33:23,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 00:33:23,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 00:33:24,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 00:33:39,314 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 00:33:39,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 00:33:39,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85589211] [2024-05-05 00:33:39,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85589211] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 00:33:39,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1289072081] [2024-05-05 00:33:39,314 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-05 00:33:39,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 00:33:39,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 00:33:39,316 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 00:33:39,318 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 00:33:39,418 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-05 00:33:39,418 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-05 00:33:39,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 69 conjunts are in the unsatisfiable core [2024-05-05 00:33:39,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 00:33:55,685 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 00:33:55,685 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 00:35:23,427 WARN L293 SmtUtils]: Spent 7.73s on a formula simplification that was a NOOP. DAG size: 42 (called from [L 183] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionTir.tryToEliminateOne) [2024-05-05 00:37:00,831 WARN L293 SmtUtils]: Spent 1.04m on a formula simplification. DAG size of input: 133 DAG size of output: 129 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-05-05 00:37:17,721 WARN L293 SmtUtils]: Spent 7.92s on a formula simplification that was a NOOP. DAG size: 116 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-05-05 00:37:44,926 WARN L293 SmtUtils]: Spent 5.66s on a formula simplification that was a NOOP. DAG size: 117 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-05-05 00:38:27,014 WARN L293 SmtUtils]: Spent 5.01s on a formula simplification that was a NOOP. DAG size: 119 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-05-05 00:38:57,094 WARN L293 SmtUtils]: Spent 7.60s on a formula simplification that was a NOOP. DAG size: 118 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-05-05 00:39:27,345 WARN L293 SmtUtils]: Spent 8.76s on a formula simplification that was a NOOP. DAG size: 118 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-05-05 00:39:47,875 WARN L293 SmtUtils]: Spent 6.69s on a formula simplification that was a NOOP. DAG size: 118 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-05-05 00:40:33,728 WARN L293 SmtUtils]: Spent 9.74s on a formula simplification that was a NOOP. DAG size: 112 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-05-05 00:41:15,077 WARN L293 SmtUtils]: Spent 16.67s on a formula simplification that was a NOOP. DAG size: 107 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) Received shutdown request... [2024-05-05 00:41:25,464 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 00:41:25,464 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 00:41:25,464 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-05 00:41:25,677 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-05-05 00:41:25,684 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-05-05 00:41:25,885 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 00:41:25,885 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 121 with TraceHistMax 9,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∨-7-1 term,while PolyPacSimplificationTermWalker was simplifying 7 xjuncts wrt. a ∧-5-8-1 context. [2024-05-05 00:41:25,887 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-05-05 00:41:25,887 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-05-05 00:41:25,891 INFO L448 BasicCegarLoop]: Path program histogram: [4, 1, 1] [2024-05-05 00:41:25,894 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-05 00:41:25,894 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-05 00:41:25,895 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.05 12:41:25 BasicIcfg [2024-05-05 00:41:25,896 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-05 00:41:25,896 INFO L158 Benchmark]: Toolchain (without parser) took 861333.79ms. Allocated memory was 264.2MB in the beginning and 465.6MB in the end (delta: 201.3MB). Free memory was 193.9MB in the beginning and 179.1MB in the end (delta: 14.8MB). Peak memory consumption was 216.7MB. Max. memory is 8.0GB. [2024-05-05 00:41:25,896 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 264.2MB. Free memory is still 232.6MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-05 00:41:25,896 INFO L158 Benchmark]: CACSL2BoogieTranslator took 246.66ms. Allocated memory is still 264.2MB. Free memory was 193.6MB in the beginning and 182.5MB in the end (delta: 11.1MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-05-05 00:41:25,897 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.61ms. Allocated memory is still 264.2MB. Free memory was 182.5MB in the beginning and 180.9MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-05 00:41:25,897 INFO L158 Benchmark]: Boogie Preprocessor took 37.84ms. Allocated memory is still 264.2MB. Free memory was 180.9MB in the beginning and 179.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-05 00:41:25,897 INFO L158 Benchmark]: RCFGBuilder took 411.19ms. Allocated memory is still 264.2MB. Free memory was 179.5MB in the beginning and 232.4MB in the end (delta: -52.9MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-05-05 00:41:25,898 INFO L158 Benchmark]: TraceAbstraction took 860596.27ms. Allocated memory was 264.2MB in the beginning and 465.6MB in the end (delta: 201.3MB). Free memory was 231.1MB in the beginning and 179.1MB in the end (delta: 52.1MB). Peak memory consumption was 252.3MB. Max. memory is 8.0GB. [2024-05-05 00:41:25,900 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51ms. Allocated memory is still 264.2MB. Free memory is still 232.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 246.66ms. Allocated memory is still 264.2MB. Free memory was 193.6MB in the beginning and 182.5MB in the end (delta: 11.1MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 36.61ms. Allocated memory is still 264.2MB. Free memory was 182.5MB in the beginning and 180.9MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 37.84ms. Allocated memory is still 264.2MB. Free memory was 180.9MB in the beginning and 179.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 411.19ms. Allocated memory is still 264.2MB. Free memory was 179.5MB in the beginning and 232.4MB in the end (delta: -52.9MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * TraceAbstraction took 860596.27ms. Allocated memory was 264.2MB in the beginning and 465.6MB in the end (delta: 201.3MB). Free memory was 231.1MB in the beginning and 179.1MB in the end (delta: 52.1MB). Peak memory consumption was 252.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1730, independent: 1403, independent conditional: 1401, independent unconditional: 2, dependent: 327, dependent conditional: 327, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1413, independent: 1403, independent conditional: 1401, independent unconditional: 2, dependent: 10, dependent conditional: 10, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1413, independent: 1403, independent conditional: 1401, independent unconditional: 2, dependent: 10, dependent conditional: 10, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1413, independent: 1403, independent conditional: 1401, independent unconditional: 2, dependent: 10, dependent conditional: 10, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1443, independent: 1403, independent conditional: 470, independent unconditional: 933, dependent: 40, dependent conditional: 20, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1443, independent: 1403, independent conditional: 464, independent unconditional: 939, dependent: 40, dependent conditional: 18, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1443, independent: 1403, independent conditional: 464, independent unconditional: 939, dependent: 40, dependent conditional: 18, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 189, independent: 179, independent conditional: 42, independent unconditional: 137, dependent: 10, dependent conditional: 8, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 189, independent: 179, independent conditional: 0, independent unconditional: 179, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 10, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 10, dependent conditional: 8, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 10, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 10, dependent conditional: 8, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 110, dependent conditional: 47, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1443, independent: 1224, independent conditional: 422, independent unconditional: 802, dependent: 30, dependent conditional: 10, dependent unconditional: 20, unknown: 189, unknown conditional: 50, unknown unconditional: 139] , Statistics on independence cache: Total cache size (in pairs): 189, Positive cache size: 179, Positive conditional cache size: 42, Positive unconditional cache size: 137, Negative cache size: 10, Negative conditional cache size: 8, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 8, Maximal queried relation: 3, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1443, independent: 1403, independent conditional: 470, independent unconditional: 933, dependent: 40, dependent conditional: 20, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1443, independent: 1403, independent conditional: 464, independent unconditional: 939, dependent: 40, dependent conditional: 18, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1443, independent: 1403, independent conditional: 464, independent unconditional: 939, dependent: 40, dependent conditional: 18, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 189, independent: 179, independent conditional: 42, independent unconditional: 137, dependent: 10, dependent conditional: 8, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 189, independent: 179, independent conditional: 0, independent unconditional: 179, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 10, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 10, dependent conditional: 8, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 10, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 10, dependent conditional: 8, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 110, dependent conditional: 47, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1443, independent: 1224, independent conditional: 422, independent unconditional: 802, dependent: 30, dependent conditional: 10, dependent unconditional: 20, unknown: 189, unknown conditional: 50, unknown unconditional: 139] , Statistics on independence cache: Total cache size (in pairs): 189, Positive cache size: 179, Positive conditional cache size: 42, Positive unconditional cache size: 137, Negative cache size: 10, Negative conditional cache size: 8, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 8 ], Independence queries for same thread: 317 - TimeoutResultAtElement [Line: 78]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 121 with TraceHistMax 9,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∨-7-1 term,while PolyPacSimplificationTermWalker was simplifying 7 xjuncts wrt. a ∧-5-8-1 context. - TimeoutResultAtElement [Line: 72]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 121 with TraceHistMax 9,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∨-7-1 term,while PolyPacSimplificationTermWalker was simplifying 7 xjuncts wrt. a ∧-5-8-1 context. - TimeoutResultAtElement [Line: 73]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 121 with TraceHistMax 9,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∨-7-1 term,while PolyPacSimplificationTermWalker was simplifying 7 xjuncts wrt. a ∧-5-8-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 96 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 860.5s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 341.4s, 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: 168, 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: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 35.0s InterpolantComputationTime, 644 NumberOfCodeBlocks, 644 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 890 ConstructedInterpolants, 1 QuantifiedInterpolants, 10331 SizeOfPredicates, 39 NumberOfNonLiveVariables, 527 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 11 InterpolantComputations, 2 PerfectInterpolantSequences, 115/506 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, ConditionalCommutativityCheckTime: 0.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown