/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 DFS --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/bench-exp2x6.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-06 21:29:53,314 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-06 21:29:53,375 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-06 21:29:53,382 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-06 21:29:53,383 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-06 21:29:53,407 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-06 21:29:53,408 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-06 21:29:53,408 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-06 21:29:53,408 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-06 21:29:53,409 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-06 21:29:53,409 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-06 21:29:53,409 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-06 21:29:53,409 INFO L153 SettingsManager]: * Use SBE=true [2024-05-06 21:29:53,410 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-06 21:29:53,410 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-06 21:29:53,410 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-06 21:29:53,410 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-06 21:29:53,411 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-06 21:29:53,411 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-06 21:29:53,411 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-06 21:29:53,411 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-06 21:29:53,415 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-06 21:29:53,415 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-06 21:29:53,416 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-06 21:29:53,419 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-06 21:29:53,419 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-06 21:29:53,419 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-06 21:29:53,419 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-06 21:29:53,419 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-06 21:29:53,419 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 21:29:53,421 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-06 21:29:53,421 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-06 21:29:53,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-06 21:29:53,421 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-06 21:29:53,421 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-06 21:29:53,421 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-06 21:29:53,421 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-06 21:29:53,421 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-06 21:29:53,422 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-06 21:29:53,422 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-06 21:29:53,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-06 21:29:53,658 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-06 21:29:53,660 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-06 21:29:53,661 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-06 21:29:53,661 INFO L274 PluginConnector]: CDTParser initialized [2024-05-06 21:29:53,662 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/bench-exp2x6.wvr.c [2024-05-06 21:29:54,726 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-06 21:29:54,876 INFO L384 CDTParser]: Found 1 translation units. [2024-05-06 21:29:54,877 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp2x6.wvr.c [2024-05-06 21:29:54,883 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/01f5bf553/60d9886f12c84b2ebc07a4e32d7bf3b6/FLAG2ae6101d9 [2024-05-06 21:29:54,899 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/01f5bf553/60d9886f12c84b2ebc07a4e32d7bf3b6 [2024-05-06 21:29:54,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-06 21:29:54,903 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-06 21:29:54,905 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-06 21:29:54,905 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-06 21:29:54,909 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-06 21:29:54,909 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 09:29:54" (1/1) ... [2024-05-06 21:29:54,910 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@154acc97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:29:54, skipping insertion in model container [2024-05-06 21:29:54,910 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 09:29:54" (1/1) ... [2024-05-06 21:29:54,930 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-06 21:29:55,081 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/bench-exp2x6.wvr.c[2453,2466] [2024-05-06 21:29:55,088 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 21:29:55,095 INFO L202 MainTranslator]: Completed pre-run [2024-05-06 21:29:55,121 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/bench-exp2x6.wvr.c[2453,2466] [2024-05-06 21:29:55,122 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 21:29:55,132 INFO L206 MainTranslator]: Completed translation [2024-05-06 21:29:55,134 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:29:55 WrapperNode [2024-05-06 21:29:55,134 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-06 21:29:55,135 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-06 21:29:55,135 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-06 21:29:55,135 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-06 21:29:55,140 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:29:55" (1/1) ... [2024-05-06 21:29:55,151 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:29:55" (1/1) ... [2024-05-06 21:29:55,166 INFO L138 Inliner]: procedures = 20, calls = 32, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 95 [2024-05-06 21:29:55,167 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-06 21:29:55,167 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-06 21:29:55,167 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-06 21:29:55,168 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-06 21:29:55,174 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:29:55" (1/1) ... [2024-05-06 21:29:55,174 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:29:55" (1/1) ... [2024-05-06 21:29:55,185 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:29:55" (1/1) ... [2024-05-06 21:29:55,186 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:29:55" (1/1) ... [2024-05-06 21:29:55,192 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:29:55" (1/1) ... [2024-05-06 21:29:55,195 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:29:55" (1/1) ... [2024-05-06 21:29:55,196 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:29:55" (1/1) ... [2024-05-06 21:29:55,196 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:29:55" (1/1) ... [2024-05-06 21:29:55,198 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-06 21:29:55,198 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-06 21:29:55,198 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-06 21:29:55,198 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-06 21:29:55,199 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:29:55" (1/1) ... [2024-05-06 21:29:55,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 21:29:55,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 21:29:55,230 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) [2024-05-06 21:29:55,265 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 [2024-05-06 21:29:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-06 21:29:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-06 21:29:55,283 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-06 21:29:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-06 21:29:55,283 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-06 21:29:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-06 21:29:55,284 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-06 21:29:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-05-06 21:29:55,284 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-05-06 21:29:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-06 21:29:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-06 21:29:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-06 21:29:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-06 21:29:55,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-06 21:29:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-06 21:29:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-06 21:29:55,285 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-06 21:29:55,408 INFO L241 CfgBuilder]: Building ICFG [2024-05-06 21:29:55,410 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-06 21:29:55,651 INFO L282 CfgBuilder]: Performing block encoding [2024-05-06 21:29:55,660 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-06 21:29:55,660 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2024-05-06 21:29:55,661 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 09:29:55 BoogieIcfgContainer [2024-05-06 21:29:55,661 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-06 21:29:55,663 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-06 21:29:55,663 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-06 21:29:55,666 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-06 21:29:55,666 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 09:29:54" (1/3) ... [2024-05-06 21:29:55,666 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f454fbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 09:29:55, skipping insertion in model container [2024-05-06 21:29:55,666 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:29:55" (2/3) ... [2024-05-06 21:29:55,667 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f454fbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 09:29:55, skipping insertion in model container [2024-05-06 21:29:55,667 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 09:29:55" (3/3) ... [2024-05-06 21:29:55,667 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp2x6.wvr.c [2024-05-06 21:29:55,676 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-06 21:29:55,684 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-06 21:29:55,684 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-06 21:29:55,684 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-06 21:29:55,761 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-05-06 21:29:55,801 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 21:29:55,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 21:29:55,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 21:29:55,804 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) [2024-05-06 21:29:55,817 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 [2024-05-06 21:29:55,852 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 21:29:55,861 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 21:29:55,862 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 21:29:55,868 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;@488a0ba8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 21:29:55,868 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-05-06 21:29:56,973 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 2 more)] === [2024-05-06 21:29:56,976 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 21:29:56,976 INFO L85 PathProgramCache]: Analyzing trace with hash 252811122, now seen corresponding path program 1 times [2024-05-06 21:29:56,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 21:29:56,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295425867] [2024-05-06 21:29:56,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:29:56,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:29:57,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 21:29:57,292 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-05-06 21:29:57,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 21:29:57,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295425867] [2024-05-06 21:29:57,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295425867] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 21:29:57,293 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 21:29:57,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 21:29:57,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685418015] [2024-05-06 21:29:57,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 21:29:57,305 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 21:29:57,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 21:29:57,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 21:29:57,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 21:29:57,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:29:57,351 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 21:29:57,352 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 55.0) internal successors, (110), 2 states have internal predecessors, (110), 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) [2024-05-06 21:29:57,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:29:58,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:29:58,339 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-06 21:29:58,340 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 2 more)] === [2024-05-06 21:29:58,341 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 21:29:58,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1049538358, now seen corresponding path program 1 times [2024-05-06 21:29:58,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 21:29:58,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335376695] [2024-05-06 21:29:58,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:29:58,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:29:58,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 21:29:58,954 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-05-06 21:29:58,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 21:29:58,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335376695] [2024-05-06 21:29:58,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1335376695] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 21:29:58,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 21:29:58,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-06 21:29:58,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259190971] [2024-05-06 21:29:58,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 21:29:58,957 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-06 21:29:58,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 21:29:58,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-06 21:29:58,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-05-06 21:29:58,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:29:58,960 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 21:29:58,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 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) [2024-05-06 21:29:58,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:29:58,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:29:59,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:29:59,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 21:29:59,243 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-06 21:29:59,244 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 2 more)] === [2024-05-06 21:29:59,244 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 21:29:59,244 INFO L85 PathProgramCache]: Analyzing trace with hash -1262240100, now seen corresponding path program 1 times [2024-05-06 21:29:59,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 21:29:59,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543537767] [2024-05-06 21:29:59,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:29:59,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:29:59,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 21:30:00,127 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 36 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-05-06 21:30:00,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 21:30:00,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543537767] [2024-05-06 21:30:00,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543537767] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 21:30:00,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1657222203] [2024-05-06 21:30:00,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:30:00,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 21:30:00,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 21:30:00,132 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) [2024-05-06 21:30:00,159 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-06 21:30:48,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 21:30:48,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 69 conjunts are in the unsatisfiable core [2024-05-06 21:30:48,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 21:32:38,386 WARN L293 SmtUtils]: Spent 18.30s on a formula simplification that was a NOOP. DAG size: 104 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-05-06 21:33:31,366 WARN L293 SmtUtils]: Spent 12.43s 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) [2024-05-06 21:34:26,383 WARN L293 SmtUtils]: Spent 18.10s 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) [2024-05-06 21:35:29,007 WARN L293 SmtUtils]: Spent 14.67s on a formula simplification that was a NOOP. DAG size: 115 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-05-06 21:36:53,530 WARN L293 SmtUtils]: Spent 20.16s 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) [2024-05-06 21:38:48,342 WARN L293 SmtUtils]: Spent 16.52s on a formula simplification that was a NOOP. DAG size: 121 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-05-06 21:40:34,265 WARN L293 SmtUtils]: Spent 24.70s on a formula simplification that was a NOOP. DAG size: 126 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-05-06 21:42:26,809 WARN L293 SmtUtils]: Spent 26.83s on a formula simplification that was a NOOP. DAG size: 129 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-05-06 21:44:29,966 WARN L293 SmtUtils]: Spent 28.32s on a formula simplification that was a NOOP. DAG size: 132 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) Received shutdown request... [2024-05-06 21:44:39,542 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 [2024-05-06 21:44:39,543 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 [2024-05-06 21:44:39,553 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 21:44:40,548 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 [2024-05-06 21:44:40,578 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-05-06 21:44:40,743 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2024-05-06 21:44:40,751 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 137 [2024-05-06 21:44:40,753 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-05-06 21:44:40,754 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-06 21:44:40,754 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 144 with TraceHistMax 4,while TraceCheckSpWp was constructing forward predicates,while executing Executor. [2024-05-06 21:44:40,755 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-05-06 21:44:40,755 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-05-06 21:44:40,755 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-05-06 21:44:40,755 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-05-06 21:44:40,758 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-05-06 21:44:40,760 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-06 21:44:40,760 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-06 21:44:40,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.05 09:44:40 BasicIcfg [2024-05-06 21:44:40,762 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-06 21:44:40,762 INFO L158 Benchmark]: Toolchain (without parser) took 885859.57ms. Allocated memory was 177.2MB in the beginning and 394.3MB in the end (delta: 217.1MB). Free memory was 110.8MB in the beginning and 270.4MB in the end (delta: -159.6MB). Peak memory consumption was 207.2MB. Max. memory is 8.0GB. [2024-05-06 21:44:40,763 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 177.2MB. Free memory is still 115.8MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-06 21:44:40,763 INFO L158 Benchmark]: CACSL2BoogieTranslator took 229.32ms. Allocated memory is still 177.2MB. Free memory was 110.5MB in the beginning and 99.0MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-05-06 21:44:40,763 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.95ms. Allocated memory is still 177.2MB. Free memory was 99.0MB in the beginning and 97.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-06 21:44:40,763 INFO L158 Benchmark]: Boogie Preprocessor took 30.53ms. Allocated memory is still 177.2MB. Free memory was 97.2MB in the beginning and 95.7MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-06 21:44:40,764 INFO L158 Benchmark]: RCFGBuilder took 463.31ms. Allocated memory was 177.2MB in the beginning and 243.3MB in the end (delta: 66.1MB). Free memory was 95.7MB in the beginning and 205.7MB in the end (delta: -109.9MB). Peak memory consumption was 12.9MB. Max. memory is 8.0GB. [2024-05-06 21:44:40,764 INFO L158 Benchmark]: TraceAbstraction took 885098.67ms. Allocated memory was 243.3MB in the beginning and 394.3MB in the end (delta: 151.0MB). Free memory was 204.1MB in the beginning and 270.4MB in the end (delta: -66.3MB). Peak memory consumption was 234.1MB. Max. memory is 8.0GB. [2024-05-06 21:44:40,765 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 177.2MB. Free memory is still 115.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 229.32ms. Allocated memory is still 177.2MB. Free memory was 110.5MB in the beginning and 99.0MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 31.95ms. Allocated memory is still 177.2MB. Free memory was 99.0MB in the beginning and 97.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.53ms. Allocated memory is still 177.2MB. Free memory was 97.2MB in the beginning and 95.7MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 463.31ms. Allocated memory was 177.2MB in the beginning and 243.3MB in the end (delta: 66.1MB). Free memory was 95.7MB in the beginning and 205.7MB in the end (delta: -109.9MB). Peak memory consumption was 12.9MB. Max. memory is 8.0GB. * TraceAbstraction took 885098.67ms. Allocated memory was 243.3MB in the beginning and 394.3MB in the end (delta: 151.0MB). Free memory was 204.1MB in the beginning and 270.4MB in the end (delta: -66.3MB). Peak memory consumption was 234.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 231419, independent: 217304, independent conditional: 111281, independent unconditional: 106023, dependent: 14115, dependent conditional: 14115, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 217304, independent: 217304, independent conditional: 111281, independent unconditional: 106023, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 217304, independent: 217304, independent conditional: 111281, independent unconditional: 106023, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 217304, independent: 217304, independent conditional: 111281, independent unconditional: 106023, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 217304, independent: 217304, independent conditional: 568, independent unconditional: 216736, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 217304, independent: 217304, independent conditional: 408, independent unconditional: 216896, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 217304, independent: 217304, independent conditional: 408, independent unconditional: 216896, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1213, independent: 1213, independent conditional: 0, independent unconditional: 1213, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1213, independent: 1213, independent conditional: 0, independent unconditional: 1213, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 217304, independent: 216091, independent conditional: 408, independent unconditional: 215683, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1213, unknown conditional: 0, unknown unconditional: 1213] , Statistics on independence cache: Total cache size (in pairs): 1213, Positive cache size: 1213, Positive conditional cache size: 0, Positive unconditional cache size: 1213, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 160, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 217304, independent: 217304, independent conditional: 568, independent unconditional: 216736, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 217304, independent: 217304, independent conditional: 408, independent unconditional: 216896, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 217304, independent: 217304, independent conditional: 408, independent unconditional: 216896, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1213, independent: 1213, independent conditional: 0, independent unconditional: 1213, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1213, independent: 1213, independent conditional: 0, independent unconditional: 1213, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 217304, independent: 216091, independent conditional: 408, independent unconditional: 215683, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1213, unknown conditional: 0, unknown unconditional: 1213] , Statistics on independence cache: Total cache size (in pairs): 1213, Positive cache size: 1213, Positive conditional cache size: 0, Positive unconditional cache size: 1213, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 160 ], Independence queries for same thread: 14115 - TimeoutResultAtElement [Line: 104]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 144 with TraceHistMax 4,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - TimeoutResultAtElement [Line: 95]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 144 with TraceHistMax 4,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - TimeoutResultAtElement [Line: 97]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 144 with TraceHistMax 4,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - TimeoutResultAtElement [Line: 96]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 144 with TraceHistMax 4,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - TimeoutResultAtElement [Line: 94]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 144 with TraceHistMax 4,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 165 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 884.9s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 2.4s, 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: 10, 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: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 248 NumberOfCodeBlocks, 248 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 246 ConstructedInterpolants, 0 QuantifiedInterpolants, 910 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 52/52 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: 0.2s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown