/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 DEFAULT --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 2 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-05 11:15:28,913 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-05 11:15:28,963 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-05 11:15:28,965 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-05 11:15:28,966 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-05 11:15:28,980 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-05 11:15:28,980 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-05 11:15:28,980 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-05 11:15:28,981 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-05 11:15:28,981 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-05 11:15:28,981 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-05 11:15:28,981 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-05 11:15:28,982 INFO L153 SettingsManager]: * Use SBE=true [2024-04-05 11:15:28,982 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-05 11:15:28,982 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-05 11:15:28,982 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-05 11:15:28,983 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-05 11:15:28,983 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-05 11:15:28,983 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-05 11:15:28,983 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-05 11:15:28,983 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-05 11:15:28,984 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-05 11:15:28,984 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-05 11:15:28,984 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-05 11:15:28,985 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-05 11:15:28,985 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-05 11:15:28,985 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-05 11:15:28,985 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-05 11:15:28,985 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-05 11:15:28,986 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 11:15:28,986 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-05 11:15:28,986 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-05 11:15:28,986 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-05 11:15:28,987 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-05 11:15:28,987 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-05 11:15:28,987 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-05 11:15:28,987 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-05 11:15:28,987 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-05 11:15:28,987 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-05 11:15:28,988 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 2 [2024-04-05 11:15:29,196 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-05 11:15:29,218 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-05 11:15:29,219 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-05 11:15:29,220 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-05 11:15:29,220 INFO L274 PluginConnector]: CDTParser initialized [2024-04-05 11:15:29,221 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c [2024-04-05 11:15:30,358 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-05 11:15:30,532 INFO L384 CDTParser]: Found 1 translation units. [2024-04-05 11:15:30,533 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c [2024-04-05 11:15:30,539 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/6f35a19a2/1e4c61fc928a4594bf613e38c3546e5b/FLAG9c7266d8b [2024-04-05 11:15:30,554 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/6f35a19a2/1e4c61fc928a4594bf613e38c3546e5b [2024-04-05 11:15:30,557 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-05 11:15:30,557 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-05 11:15:30,558 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-05 11:15:30,559 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-05 11:15:30,562 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-05 11:15:30,562 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 11:15:30" (1/1) ... [2024-04-05 11:15:30,563 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71d186fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:15:30, skipping insertion in model container [2024-04-05 11:15:30,563 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 11:15:30" (1/1) ... [2024-04-05 11:15:30,584 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-05 11:15:30,746 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-exp3x3-opt.wvr.c[2826,2839] [2024-04-05 11:15:30,753 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 11:15:30,764 INFO L202 MainTranslator]: Completed pre-run [2024-04-05 11:15:30,801 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-exp3x3-opt.wvr.c[2826,2839] [2024-04-05 11:15:30,802 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 11:15:30,814 INFO L206 MainTranslator]: Completed translation [2024-04-05 11:15:30,816 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:15:30 WrapperNode [2024-04-05 11:15:30,816 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-05 11:15:30,817 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-05 11:15:30,817 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-05 11:15:30,817 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-05 11:15:30,824 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:15:30" (1/1) ... [2024-04-05 11:15:30,840 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:15:30" (1/1) ... [2024-04-05 11:15:30,865 INFO L138 Inliner]: procedures = 25, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 131 [2024-04-05 11:15:30,865 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-05 11:15:30,866 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-05 11:15:30,866 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-05 11:15:30,866 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-05 11:15:30,872 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:15:30" (1/1) ... [2024-04-05 11:15:30,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:15:30" (1/1) ... [2024-04-05 11:15:30,877 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:15:30" (1/1) ... [2024-04-05 11:15:30,877 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:15:30" (1/1) ... [2024-04-05 11:15:30,880 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:15:30" (1/1) ... [2024-04-05 11:15:30,888 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:15:30" (1/1) ... [2024-04-05 11:15:30,890 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:15:30" (1/1) ... [2024-04-05 11:15:30,891 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:15:30" (1/1) ... [2024-04-05 11:15:30,892 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-05 11:15:30,893 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-05 11:15:30,893 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-05 11:15:30,893 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-05 11:15:30,894 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:15:30" (1/1) ... [2024-04-05 11:15:30,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 11:15:30,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 11:15:30,922 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) [2024-04-05 11:15:30,934 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 [2024-04-05 11:15:30,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-05 11:15:30,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-05 11:15:30,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-05 11:15:30,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-05 11:15:30,969 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-05 11:15:30,969 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-05 11:15:30,969 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-05 11:15:30,969 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-05 11:15:30,969 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-05 11:15:30,969 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-05 11:15:30,970 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-04-05 11:15:30,970 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-04-05 11:15:30,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-05 11:15:30,970 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-04-05 11:15:30,970 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-04-05 11:15:30,970 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-04-05 11:15:30,970 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-04-05 11:15:30,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-05 11:15:30,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-05 11:15:30,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-05 11:15:30,971 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-05 11:15:31,063 INFO L241 CfgBuilder]: Building ICFG [2024-04-05 11:15:31,065 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-05 11:15:31,251 INFO L282 CfgBuilder]: Performing block encoding [2024-04-05 11:15:31,272 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-05 11:15:31,273 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2024-04-05 11:15:31,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 11:15:31 BoogieIcfgContainer [2024-04-05 11:15:31,274 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-05 11:15:31,276 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-05 11:15:31,276 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-05 11:15:31,278 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-05 11:15:31,278 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 11:15:30" (1/3) ... [2024-04-05 11:15:31,278 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@682f4993 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 11:15:31, skipping insertion in model container [2024-04-05 11:15:31,279 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:15:30" (2/3) ... [2024-04-05 11:15:31,279 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@682f4993 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 11:15:31, skipping insertion in model container [2024-04-05 11:15:31,279 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 11:15:31" (3/3) ... [2024-04-05 11:15:31,280 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp3x3-opt.wvr.c [2024-04-05 11:15:31,298 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-05 11:15:31,305 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-05 11:15:31,305 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-05 11:15:31,305 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-05 11:15:31,441 INFO L144 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2024-04-05 11:15:31,480 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 11:15:31,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 11:15:31,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 11:15:31,482 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) [2024-04-05 11:15:31,501 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 [2024-04-05 11:15:31,505 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 11:15:31,514 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 11:15:31,515 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 11:15:31,520 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;@41fce1bb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=2, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-05 11:15:31,520 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-04-05 11:16:08,809 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 4 more)] === [2024-04-05 11:16:08,811 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 11:16:08,811 INFO L85 PathProgramCache]: Analyzing trace with hash 418585732, now seen corresponding path program 1 times [2024-04-05 11:16:08,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 11:16:08,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330541868] [2024-04-05 11:16:08,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 11:16:08,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 11:16:09,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 11:16:09,311 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-04-05 11:16:09,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 11:16:09,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330541868] [2024-04-05 11:16:09,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [330541868] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 11:16:09,312 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 11:16:09,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-05 11:16:09,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244936328] [2024-04-05 11:16:09,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 11:16:09,320 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-05 11:16:09,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 11:16:09,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-05 11:16:09,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-05 11:16:09,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 11:16:09,390 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 11:16:09,391 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 69.5) internal successors, (139), 2 states have internal predecessors, (139), 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) [2024-04-05 11:16:09,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 11:16:12,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 11:16:12,721 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-05 11:16:12,722 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 4 more)] === [2024-04-05 11:16:12,722 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 11:16:12,722 INFO L85 PathProgramCache]: Analyzing trace with hash -1062823894, now seen corresponding path program 1 times [2024-04-05 11:16:12,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 11:16:12,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911758610] [2024-04-05 11:16:12,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 11:16:12,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 11:16:13,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 11:16:13,619 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 29 proven. 21 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-04-05 11:16:13,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 11:16:13,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911758610] [2024-04-05 11:16:13,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911758610] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 11:16:13,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [697538405] [2024-04-05 11:16:13,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 11:16:13,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 11:16:13,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 11:16:13,666 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) [2024-04-05 11:16:13,669 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-05 11:16:13,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 11:16:13,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 7 conjunts are in the unsatisfiable core [2024-04-05 11:16:13,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 11:16:14,005 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-04-05 11:16:14,005 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 11:16:14,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [697538405] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 11:16:14,006 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 11:16:14,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 14 [2024-04-05 11:16:14,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4665065] [2024-04-05 11:16:14,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 11:16:14,007 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-05 11:16:14,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 11:16:14,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-05 11:16:14,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2024-04-05 11:16:14,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 11:16:14,010 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 11:16:14,010 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 24.166666666666668) internal successors, (145), 6 states have internal predecessors, (145), 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) [2024-04-05 11:16:14,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 11:16:14,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 11:16:14,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 11:16:14,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 11:16:14,695 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-05 11:16:14,883 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,SelfDestructingSolverStorable1 [2024-04-05 11:16:14,884 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 4 more)] === [2024-04-05 11:16:14,885 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 11:16:14,885 INFO L85 PathProgramCache]: Analyzing trace with hash 591634364, now seen corresponding path program 1 times [2024-04-05 11:16:14,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 11:16:14,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844072567] [2024-04-05 11:16:14,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 11:16:14,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms Received shutdown request... [2024-04-05 11:29:54,927 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 [2024-04-05 11:29:54,928 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 [2024-04-05 11:29:55,957 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-04-05 11:29:55,958 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 [2024-04-05 11:29:56,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-04-05 11:29:57,050 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2024-04-05 11:29:57,051 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-04-05 11:29:57,051 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 170 with TraceHistMax 6,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [844072567] and IpTcStrategyModuleZ3 [264845904]. [2024-04-05 11:29:57,052 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 7 remaining) [2024-04-05 11:29:57,052 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2024-04-05 11:29:57,052 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2024-04-05 11:29:57,052 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2024-04-05 11:29:57,053 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2024-04-05 11:29:57,053 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 7 remaining) [2024-04-05 11:29:57,056 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-04-05 11:29:57,058 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-05 11:29:57,058 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-05 11:29:57,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 11:29:57 BasicIcfg [2024-04-05 11:29:57,061 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-05 11:29:57,061 INFO L158 Benchmark]: Toolchain (without parser) took 866503.67ms. Allocated memory was 175.1MB in the beginning and 3.2GB in the end (delta: 3.1GB). Free memory was 111.2MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 2.1GB. Max. memory is 8.0GB. [2024-04-05 11:29:57,061 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 175.1MB. Free memory is still 116.0MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 11:29:57,062 INFO L158 Benchmark]: CACSL2BoogieTranslator took 257.60ms. Allocated memory is still 175.1MB. Free memory was 111.0MB in the beginning and 99.1MB in the end (delta: 11.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-05 11:29:57,062 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.43ms. Allocated memory is still 175.1MB. Free memory was 99.0MB in the beginning and 97.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-05 11:29:57,062 INFO L158 Benchmark]: Boogie Preprocessor took 27.01ms. Allocated memory is still 175.1MB. Free memory was 97.1MB in the beginning and 95.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-05 11:29:57,062 INFO L158 Benchmark]: RCFGBuilder took 380.97ms. Allocated memory is still 175.1MB. Free memory was 95.4MB in the beginning and 138.4MB in the end (delta: -43.0MB). Peak memory consumption was 13.3MB. Max. memory is 8.0GB. [2024-04-05 11:29:57,063 INFO L158 Benchmark]: TraceAbstraction took 865785.09ms. Allocated memory was 175.1MB in the beginning and 3.2GB in the end (delta: 3.1GB). Free memory was 137.4MB in the beginning and 2.0GB in the end (delta: -1.8GB). Peak memory consumption was 2.2GB. Max. memory is 8.0GB. [2024-04-05 11:29:57,064 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 175.1MB. Free memory is still 116.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 257.60ms. Allocated memory is still 175.1MB. Free memory was 111.0MB in the beginning and 99.1MB in the end (delta: 11.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 48.43ms. Allocated memory is still 175.1MB. Free memory was 99.0MB in the beginning and 97.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 27.01ms. Allocated memory is still 175.1MB. Free memory was 97.1MB in the beginning and 95.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 380.97ms. Allocated memory is still 175.1MB. Free memory was 95.4MB in the beginning and 138.4MB in the end (delta: -43.0MB). Peak memory consumption was 13.3MB. Max. memory is 8.0GB. * TraceAbstraction took 865785.09ms. Allocated memory was 175.1MB in the beginning and 3.2GB in the end (delta: 3.1GB). Free memory was 137.4MB in the beginning and 2.0GB in the end (delta: -1.8GB). Peak memory consumption was 2.2GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3892390, independent: 3401665, independent conditional: 3108663, independent unconditional: 293002, dependent: 490725, dependent conditional: 327323, dependent unconditional: 163402, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3401665, independent: 3401665, independent conditional: 3108663, independent unconditional: 293002, 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: 3401665, independent: 3401665, independent conditional: 3108663, independent unconditional: 293002, 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: 3401665, independent: 3401665, independent conditional: 3108663, independent unconditional: 293002, 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: 3401665, independent: 3401665, independent conditional: 1517, independent unconditional: 3400148, 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: 3401665, independent: 3401665, independent conditional: 677, independent unconditional: 3400988, 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: 3401665, independent: 3401665, independent conditional: 677, independent unconditional: 3400988, 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: 1753, independent: 1753, independent conditional: 0, independent unconditional: 1753, 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: 1753, independent: 1753, independent conditional: 0, independent unconditional: 1753, 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: 3401665, independent: 3399912, independent conditional: 677, independent unconditional: 3399235, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1753, unknown conditional: 0, unknown unconditional: 1753] , Statistics on independence cache: Total cache size (in pairs): 1753, Positive cache size: 1753, Positive conditional cache size: 0, Positive unconditional cache size: 1753, 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: 840, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3401665, independent: 3401665, independent conditional: 1517, independent unconditional: 3400148, 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: 3401665, independent: 3401665, independent conditional: 677, independent unconditional: 3400988, 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: 3401665, independent: 3401665, independent conditional: 677, independent unconditional: 3400988, 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: 1753, independent: 1753, independent conditional: 0, independent unconditional: 1753, 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: 1753, independent: 1753, independent conditional: 0, independent unconditional: 1753, 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: 3401665, independent: 3399912, independent conditional: 677, independent unconditional: 3399235, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1753, unknown conditional: 0, unknown unconditional: 1753] , Statistics on independence cache: Total cache size (in pairs): 1753, Positive cache size: 1753, Positive conditional cache size: 0, Positive unconditional cache size: 1753, 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: 840 ], Independence queries for same thread: 490725 - TimeoutResultAtElement [Line: 117]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 170 with TraceHistMax 6,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [844072567] and IpTcStrategyModuleZ3 [264845904]. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 170 with TraceHistMax 6,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [844072567] and IpTcStrategyModuleZ3 [264845904]. - TimeoutResultAtElement [Line: 106]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 170 with TraceHistMax 6,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [844072567] and IpTcStrategyModuleZ3 [264845904]. - TimeoutResultAtElement [Line: 103]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 170 with TraceHistMax 6,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [844072567] and IpTcStrategyModuleZ3 [264845904]. - TimeoutResultAtElement [Line: 104]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 170 with TraceHistMax 6,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [844072567] and IpTcStrategyModuleZ3 [264845904]. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 170 with TraceHistMax 6,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [844072567] and IpTcStrategyModuleZ3 [264845904]. - TimeoutResultAtElement [Line: 105]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 170 with TraceHistMax 6,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [844072567] and IpTcStrategyModuleZ3 [264845904]. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 13 procedures, 195 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 865.6s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 41.3s, 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: 12, 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: 0.2s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 473 NumberOfCodeBlocks, 473 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 470 ConstructedInterpolants, 0 QuantifiedInterpolants, 1844 SizeOfPredicates, 7 NumberOfNonLiveVariables, 417 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 144/165 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown