/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 RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 213 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/mult-comm.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-05 02:32:04,314 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-05 02:32:04,395 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-05 02:32:04,402 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-05 02:32:04,402 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-05 02:32:04,425 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-05 02:32:04,425 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-05 02:32:04,426 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-05 02:32:04,426 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-05 02:32:04,429 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-05 02:32:04,429 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-05 02:32:04,429 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-05 02:32:04,430 INFO L153 SettingsManager]: * Use SBE=true [2024-04-05 02:32:04,431 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-05 02:32:04,431 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-05 02:32:04,431 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-05 02:32:04,431 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-05 02:32:04,431 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-05 02:32:04,431 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-05 02:32:04,431 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-05 02:32:04,432 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-05 02:32:04,432 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-05 02:32:04,433 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-05 02:32:04,433 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-05 02:32:04,433 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-05 02:32:04,433 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-05 02:32:04,433 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-05 02:32:04,434 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-05 02:32:04,434 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-05 02:32:04,434 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 02:32:04,435 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-05 02:32:04,435 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-05 02:32:04,435 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-05 02:32:04,435 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-05 02:32:04,435 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-05 02:32:04,436 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-05 02:32:04,436 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-05 02:32:04,436 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-05 02:32:04,436 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-05 02:32:04,436 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 [2024-04-05 02:32:04,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-05 02:32:04,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-05 02:32:04,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-05 02:32:04,674 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-05 02:32:04,675 INFO L274 PluginConnector]: CDTParser initialized [2024-04-05 02:32:04,676 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/mult-comm.wvr.c [2024-04-05 02:32:05,692 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-05 02:32:05,859 INFO L384 CDTParser]: Found 1 translation units. [2024-04-05 02:32:05,859 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/mult-comm.wvr.c [2024-04-05 02:32:05,869 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/814cbf038/da15fbf6c79f4482b08c59ed06623003/FLAG6d33342c0 [2024-04-05 02:32:05,886 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/814cbf038/da15fbf6c79f4482b08c59ed06623003 [2024-04-05 02:32:05,888 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-05 02:32:05,889 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-05 02:32:05,891 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-05 02:32:05,891 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-05 02:32:05,895 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-05 02:32:05,895 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 02:32:05" (1/1) ... [2024-04-05 02:32:05,896 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61cc1de7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:32:05, skipping insertion in model container [2024-04-05 02:32:05,896 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 02:32:05" (1/1) ... [2024-04-05 02:32:05,915 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-05 02:32:06,042 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/mult-comm.wvr.c[1910,1923] [2024-04-05 02:32:06,046 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 02:32:06,054 INFO L202 MainTranslator]: Completed pre-run [2024-04-05 02:32:06,076 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/mult-comm.wvr.c[1910,1923] [2024-04-05 02:32:06,088 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 02:32:06,099 INFO L206 MainTranslator]: Completed translation [2024-04-05 02:32:06,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:32:06 WrapperNode [2024-04-05 02:32:06,099 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-05 02:32:06,100 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-05 02:32:06,100 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-05 02:32:06,100 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-05 02:32:06,114 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:32:06" (1/1) ... [2024-04-05 02:32:06,120 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:32:06" (1/1) ... [2024-04-05 02:32:06,139 INFO L138 Inliner]: procedures = 21, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 53 [2024-04-05 02:32:06,139 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-05 02:32:06,140 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-05 02:32:06,140 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-05 02:32:06,140 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-05 02:32:06,147 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:32:06" (1/1) ... [2024-04-05 02:32:06,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:32:06" (1/1) ... [2024-04-05 02:32:06,158 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:32:06" (1/1) ... [2024-04-05 02:32:06,159 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:32:06" (1/1) ... [2024-04-05 02:32:06,167 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:32:06" (1/1) ... [2024-04-05 02:32:06,170 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:32:06" (1/1) ... [2024-04-05 02:32:06,170 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:32:06" (1/1) ... [2024-04-05 02:32:06,190 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:32:06" (1/1) ... [2024-04-05 02:32:06,195 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-05 02:32:06,196 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-05 02:32:06,196 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-05 02:32:06,196 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-05 02:32:06,197 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:32:06" (1/1) ... [2024-04-05 02:32:06,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 02:32:06,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 02:32:06,227 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 02:32:06,234 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 02:32:06,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-05 02:32:06,268 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-05 02:32:06,268 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-05 02:32:06,269 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-05 02:32:06,269 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-05 02:32:06,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-05 02:32:06,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-05 02:32:06,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-05 02:32:06,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-05 02:32:06,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-05 02:32:06,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-05 02:32:06,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-05 02:32:06,270 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 02:32:06,359 INFO L241 CfgBuilder]: Building ICFG [2024-04-05 02:32:06,361 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-05 02:32:06,537 INFO L282 CfgBuilder]: Performing block encoding [2024-04-05 02:32:06,545 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-05 02:32:06,545 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2024-04-05 02:32:06,546 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 02:32:06 BoogieIcfgContainer [2024-04-05 02:32:06,546 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-05 02:32:06,548 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-05 02:32:06,548 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-05 02:32:06,550 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-05 02:32:06,550 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 02:32:05" (1/3) ... [2024-04-05 02:32:06,551 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26230672 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 02:32:06, skipping insertion in model container [2024-04-05 02:32:06,551 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 02:32:06" (2/3) ... [2024-04-05 02:32:06,551 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26230672 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 02:32:06, skipping insertion in model container [2024-04-05 02:32:06,551 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 02:32:06" (3/3) ... [2024-04-05 02:32:06,552 INFO L112 eAbstractionObserver]: Analyzing ICFG mult-comm.wvr.c [2024-04-05 02:32:06,558 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-05 02:32:06,565 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-05 02:32:06,565 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-05 02:32:06,565 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-05 02:32:06,600 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-04-05 02:32:06,630 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 02:32:06,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 02:32:06,630 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 02:32:06,632 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 02:32:06,633 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 02:32:06,656 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 02:32:06,667 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 02:32:06,668 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 02:32:06,675 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;@ac9d5f7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=213 [2024-04-05 02:32:06,675 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-04-05 02:32:06,796 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 02:32:06,798 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 02:32:06,798 INFO L85 PathProgramCache]: Analyzing trace with hash 363226051, now seen corresponding path program 1 times [2024-04-05 02:32:06,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 02:32:06,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643197404] [2024-04-05 02:32:06,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 02:32:06,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 02:32:06,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 02:32:07,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 02:32:07,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 02:32:07,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [643197404] [2024-04-05 02:32:07,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [643197404] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 02:32:07,040 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 02:32:07,040 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-05 02:32:07,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526097138] [2024-04-05 02:32:07,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 02:32:07,047 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-05 02:32:07,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 02:32:07,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-05 02:32:07,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-05 02:32:07,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 02:32:07,123 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 02:32:07,124 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 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 02:32:07,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 02:32:07,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 02:32:07,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-05 02:32:07,222 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 02:32:07,223 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 02:32:07,223 INFO L85 PathProgramCache]: Analyzing trace with hash 288843940, now seen corresponding path program 1 times [2024-04-05 02:32:07,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 02:32:07,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330981467] [2024-04-05 02:32:07,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 02:32:07,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 02:32:07,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 02:32:07,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 02:32:07,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 02:32:07,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330981467] [2024-04-05 02:32:07,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1330981467] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 02:32:07,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [707731719] [2024-04-05 02:32:07,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 02:32:07,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 02:32:07,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 02:32:07,934 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 02:32:07,936 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 02:32:07,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 02:32:07,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 17 conjunts are in the unsatisfiable core [2024-04-05 02:32:08,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 02:32:08,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 02:32:08,335 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 02:32:08,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 02:32:08,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [707731719] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 02:32:08,657 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 02:32:08,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 11, 10] total 18 [2024-04-05 02:32:08,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255945200] [2024-04-05 02:32:08,658 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 02:32:08,660 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-05 02:32:08,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 02:32:08,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-05 02:32:08,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2024-04-05 02:32:08,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 02:32:08,663 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 02:32:08,663 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 6.944444444444445) internal successors, (125), 18 states have internal predecessors, (125), 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 02:32:08,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 02:32:08,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 02:32:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 02:32:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 02:32:08,849 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 02:32:09,029 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 02:32:09,029 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 02:32:09,030 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 02:32:09,030 INFO L85 PathProgramCache]: Analyzing trace with hash 871184985, now seen corresponding path program 1 times [2024-04-05 02:32:09,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 02:32:09,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19886620] [2024-04-05 02:32:09,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 02:32:09,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 02:32:09,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 02:32:11,397 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 02:32:11,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 02:32:11,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19886620] [2024-04-05 02:32:11,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19886620] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 02:32:11,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [621275530] [2024-04-05 02:32:11,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 02:32:11,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 02:32:11,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 02:32:11,401 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 02:32:11,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-05 02:32:11,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 02:32:11,507 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 37 conjunts are in the unsatisfiable core [2024-04-05 02:32:11,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 02:32:12,260 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 02:32:12,260 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 02:32:18,149 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 02:32:18,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [621275530] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 02:32:18,149 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 02:32:18,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 47 [2024-04-05 02:32:18,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491255361] [2024-04-05 02:32:18,150 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 02:32:18,150 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2024-04-05 02:32:18,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 02:32:18,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2024-04-05 02:32:18,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=255, Invalid=1907, Unknown=0, NotChecked=0, Total=2162 [2024-04-05 02:32:18,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 02:32:18,152 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 02:32:18,152 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 3.0425531914893615) internal successors, (143), 47 states have internal predecessors, (143), 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 02:32:18,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 02:32:18,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 02:32:18,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 02:32:50,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 02:32:50,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 02:32:50,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-04-05 02:32:50,673 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-05 02:32:50,863 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 02:32:50,864 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 02:32:50,864 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 02:32:50,864 INFO L85 PathProgramCache]: Analyzing trace with hash -1295183101, now seen corresponding path program 2 times [2024-04-05 02:32:50,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 02:32:50,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059539900] [2024-04-05 02:32:50,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 02:32:50,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 02:32:50,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 02:32:58,011 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 02:32:58,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 02:32:58,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059539900] [2024-04-05 02:32:58,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059539900] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 02:32:58,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1627809844] [2024-04-05 02:32:58,011 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 02:32:58,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 02:32:58,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 02:32:58,013 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 02:32:58,015 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-05 02:32:58,999 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 02:32:58,999 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 02:32:59,001 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 61 conjunts are in the unsatisfiable core [2024-04-05 02:32:59,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 02:33:09,097 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 02:33:09,097 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 02:35:22,680 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 02:35:22,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1627809844] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 02:35:22,681 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 02:35:22,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33, 33] total 83 [2024-04-05 02:35:22,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931913309] [2024-04-05 02:35:22,681 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 02:35:22,682 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 83 states [2024-04-05 02:35:22,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 02:35:22,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2024-04-05 02:35:22,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=393, Invalid=6382, Unknown=31, NotChecked=0, Total=6806 [2024-04-05 02:35:22,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 02:35:22,685 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 02:35:22,685 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 83 states, 83 states have (on average 2.433734939759036) internal successors, (202), 83 states have internal predecessors, (202), 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 02:35:22,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 02:35:22,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 02:35:22,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-04-05 02:35:22,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 02:35:29,244 WARN L293 SmtUtils]: Spent 5.35s on a formula simplification. DAG size of input: 169 DAG size of output: 158 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 02:35:38,496 WARN L293 SmtUtils]: Spent 6.69s on a formula simplification. DAG size of input: 169 DAG size of output: 157 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 02:35:40,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-04-05 02:35:43,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-04-05 02:36:30,464 WARN L293 SmtUtils]: Spent 17.54s on a formula simplification. DAG size of input: 162 DAG size of output: 111 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 02:37:29,318 WARN L293 SmtUtils]: Spent 37.96s on a formula simplification. DAG size of input: 208 DAG size of output: 150 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 02:38:07,621 WARN L293 SmtUtils]: Spent 27.80s on a formula simplification. DAG size of input: 222 DAG size of output: 101 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 02:38:56,883 WARN L293 SmtUtils]: Spent 10.16s on a formula simplification. DAG size of input: 199 DAG size of output: 131 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 02:39:06,610 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-04-05 02:39:14,283 WARN L293 SmtUtils]: Spent 6.10s on a formula simplification. DAG size of input: 187 DAG size of output: 107 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 02:39:40,900 WARN L293 SmtUtils]: Spent 9.61s on a formula simplification. DAG size of input: 187 DAG size of output: 100 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 02:39:43,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:39:45,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:39:47,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:40:06,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:40:18,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-04-05 02:40:21,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:40:22,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-04-05 02:40:24,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:40:26,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:40:37,264 WARN L293 SmtUtils]: Spent 7.47s on a formula simplification. DAG size of input: 118 DAG size of output: 94 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 02:40:56,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:40:58,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:41:00,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:41:14,530 WARN L293 SmtUtils]: Spent 7.01s on a formula simplification. DAG size of input: 107 DAG size of output: 59 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 02:41:16,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:41:21,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:41:23,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:41:59,060 WARN L293 SmtUtils]: Spent 5.61s on a formula simplification. DAG size of input: 58 DAG size of output: 41 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 02:42:18,632 WARN L293 SmtUtils]: Spent 12.62s on a formula simplification. DAG size of input: 162 DAG size of output: 135 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 02:42:44,746 WARN L293 SmtUtils]: Spent 6.20s on a formula simplification. DAG size of input: 58 DAG size of output: 43 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 02:42:47,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:42:49,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:43:30,356 WARN L293 SmtUtils]: Spent 31.71s on a formula simplification. DAG size of input: 169 DAG size of output: 151 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 02:43:32,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:43:35,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:43:37,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:43:44,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:43:47,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:44:08,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:44:10,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:44:11,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:44:18,204 WARN L293 SmtUtils]: Spent 6.05s on a formula simplification. DAG size of input: 48 DAG size of output: 38 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 02:44:20,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:44:22,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:44:35,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:44:37,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:44:39,135 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:44:42,688 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:44:47,494 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:45:24,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:45:30,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-04-05 02:45:32,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-04-05 02:45:45,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:45:47,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:45:49,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-04-05 02:45:51,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:45:52,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:46:09,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:46:15,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:46:19,923 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-04-05 02:46:21,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:46:24,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 02:46:38,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] Received shutdown request... [2024-04-05 02:46:41,699 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 02:46:41,699 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 02:46:41,699 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 02:46:42,723 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 02:46:42,723 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-04-05 02:46:42,759 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-04-05 02:46:42,759 WARN L619 AbstractCegarLoop]: Verification canceled: while executing Executor. [2024-04-05 02:46:42,761 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-04-05 02:46:42,762 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-04-05 02:46:42,762 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-04-05 02:46:42,765 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2024-04-05 02:46:42,767 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-05 02:46:42,767 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-05 02:46:42,768 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 02:46:42 BasicIcfg [2024-04-05 02:46:42,768 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-05 02:46:42,769 INFO L158 Benchmark]: Toolchain (without parser) took 876879.81ms. Allocated memory was 188.7MB in the beginning and 465.6MB in the end (delta: 276.8MB). Free memory was 116.7MB in the beginning and 416.2MB in the end (delta: -299.5MB). Peak memory consumption was 246.2MB. Max. memory is 8.0GB. [2024-04-05 02:46:42,769 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 188.7MB. Free memory is still 119.2MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 02:46:42,769 INFO L158 Benchmark]: CACSL2BoogieTranslator took 208.43ms. Allocated memory is still 188.7MB. Free memory was 116.6MB in the beginning and 105.6MB in the end (delta: 11.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-05 02:46:42,769 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.00ms. Allocated memory is still 188.7MB. Free memory was 105.6MB in the beginning and 104.0MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-05 02:46:42,770 INFO L158 Benchmark]: Boogie Preprocessor took 56.06ms. Allocated memory was 188.7MB in the beginning and 323.0MB in the end (delta: 134.2MB). Free memory was 104.0MB in the beginning and 291.5MB in the end (delta: -187.5MB). Peak memory consumption was 9.6MB. Max. memory is 8.0GB. [2024-04-05 02:46:42,770 INFO L158 Benchmark]: RCFGBuilder took 349.71ms. Allocated memory is still 323.0MB. Free memory was 291.5MB in the beginning and 278.4MB in the end (delta: 13.1MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2024-04-05 02:46:42,770 INFO L158 Benchmark]: TraceAbstraction took 876220.74ms. Allocated memory was 323.0MB in the beginning and 465.6MB in the end (delta: 142.6MB). Free memory was 277.3MB in the beginning and 416.2MB in the end (delta: -138.8MB). Peak memory consumption was 271.2MB. Max. memory is 8.0GB. [2024-04-05 02:46:42,771 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 188.7MB. Free memory is still 119.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 208.43ms. Allocated memory is still 188.7MB. Free memory was 116.6MB in the beginning and 105.6MB in the end (delta: 11.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 39.00ms. Allocated memory is still 188.7MB. Free memory was 105.6MB in the beginning and 104.0MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 56.06ms. Allocated memory was 188.7MB in the beginning and 323.0MB in the end (delta: 134.2MB). Free memory was 104.0MB in the beginning and 291.5MB in the end (delta: -187.5MB). Peak memory consumption was 9.6MB. Max. memory is 8.0GB. * RCFGBuilder took 349.71ms. Allocated memory is still 323.0MB. Free memory was 291.5MB in the beginning and 278.4MB in the end (delta: 13.1MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 876220.74ms. Allocated memory was 323.0MB in the beginning and 465.6MB in the end (delta: 142.6MB). Free memory was 277.3MB in the beginning and 416.2MB in the end (delta: -138.8MB). Peak memory consumption was 271.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2806, independent: 1957, independent conditional: 1711, independent unconditional: 246, dependent: 849, dependent conditional: 684, dependent unconditional: 165, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1957, independent: 1957, independent conditional: 1711, independent unconditional: 246, 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: 1957, independent: 1957, independent conditional: 1711, independent unconditional: 246, 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: 1957, independent: 1957, independent conditional: 1711, independent unconditional: 246, 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: 1957, independent: 1957, independent conditional: 284, independent unconditional: 1673, 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: 1957, independent: 1957, independent conditional: 278, independent unconditional: 1679, 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: 1957, independent: 1957, independent conditional: 278, independent unconditional: 1679, 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: 153, independent: 153, independent conditional: 0, independent unconditional: 153, 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: 153, independent: 153, independent conditional: 0, independent unconditional: 153, 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: 1957, independent: 1804, independent conditional: 278, independent unconditional: 1526, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 153, unknown conditional: 0, unknown unconditional: 153] , Statistics on independence cache: Total cache size (in pairs): 153, Positive cache size: 153, Positive conditional cache size: 0, Positive unconditional cache size: 153, 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: 6, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1957, independent: 1957, independent conditional: 284, independent unconditional: 1673, 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: 1957, independent: 1957, independent conditional: 278, independent unconditional: 1679, 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: 1957, independent: 1957, independent conditional: 278, independent unconditional: 1679, 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: 153, independent: 153, independent conditional: 0, independent unconditional: 153, 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: 153, independent: 153, independent conditional: 0, independent unconditional: 153, 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: 1957, independent: 1804, independent conditional: 278, independent unconditional: 1526, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 153, unknown conditional: 0, unknown unconditional: 153] , Statistics on independence cache: Total cache size (in pairs): 153, Positive cache size: 153, Positive conditional cache size: 0, Positive unconditional cache size: 153, 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: 6 ], Independence queries for same thread: 849 - TimeoutResultAtElement [Line: 70]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing Executor. - TimeoutResultAtElement [Line: 65]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing Executor. - TimeoutResultAtElement [Line: 64]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 98 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 876.1s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 713.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 194, 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, 1.2s SatisfiabilityAnalysisTime, 161.0s InterpolantComputationTime, 501 NumberOfCodeBlocks, 501 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 711 ConstructedInterpolants, 17 QuantifiedInterpolants, 15331 SizeOfPredicates, 49 NumberOfNonLiveVariables, 484 ConjunctsInSsa, 115 ConjunctsInUnsatCore, 10 InterpolantComputations, 1 PerfectInterpolantSequences, 1/184 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