/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 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-figure3.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-06 03:51:23,818 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-06 03:51:23,887 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-06 03:51:23,891 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-06 03:51:23,892 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-06 03:51:23,917 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-06 03:51:23,917 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-06 03:51:23,917 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-06 03:51:23,918 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-06 03:51:23,921 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-06 03:51:23,921 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-06 03:51:23,921 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-06 03:51:23,921 INFO L153 SettingsManager]: * Use SBE=true [2024-05-06 03:51:23,923 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-06 03:51:23,923 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-06 03:51:23,923 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-06 03:51:23,923 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-06 03:51:23,923 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-06 03:51:23,923 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-06 03:51:23,924 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-06 03:51:23,924 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-06 03:51:23,924 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-06 03:51:23,924 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-06 03:51:23,924 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-06 03:51:23,924 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-06 03:51:23,925 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-06 03:51:23,925 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-06 03:51:23,925 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-06 03:51:23,925 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-06 03:51:23,925 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 03:51:23,926 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-06 03:51:23,926 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-06 03:51:23,927 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-06 03:51:23,927 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-06 03:51:23,927 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-06 03:51:23,927 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-06 03:51:23,927 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-06 03:51:23,927 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-06 03:51:23,927 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-06 03:51:23,927 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT [2024-05-06 03:51:24,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-06 03:51:24,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-06 03:51:24,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-06 03:51:24,158 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-06 03:51:24,159 INFO L274 PluginConnector]: CDTParser initialized [2024-05-06 03:51:24,160 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-figure3.wvr.c [2024-05-06 03:51:25,168 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-06 03:51:25,317 INFO L384 CDTParser]: Found 1 translation units. [2024-05-06 03:51:25,318 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-figure3.wvr.c [2024-05-06 03:51:25,323 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d978caea2/d78e102bd7794da09cf634ee47fa4065/FLAG6c6904f50 [2024-05-06 03:51:25,335 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d978caea2/d78e102bd7794da09cf634ee47fa4065 [2024-05-06 03:51:25,337 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-06 03:51:25,338 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-06 03:51:25,338 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-06 03:51:25,339 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-06 03:51:25,343 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-06 03:51:25,344 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 03:51:25" (1/1) ... [2024-05-06 03:51:25,345 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34ec3896 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:51:25, skipping insertion in model container [2024-05-06 03:51:25,345 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 03:51:25" (1/1) ... [2024-05-06 03:51:25,364 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-06 03:51:25,473 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-figure3.wvr.c[2121,2134] [2024-05-06 03:51:25,476 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 03:51:25,482 INFO L202 MainTranslator]: Completed pre-run [2024-05-06 03:51:25,494 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-figure3.wvr.c[2121,2134] [2024-05-06 03:51:25,495 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 03:51:25,500 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 03:51:25,500 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 03:51:25,506 INFO L206 MainTranslator]: Completed translation [2024-05-06 03:51:25,506 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:51:25 WrapperNode [2024-05-06 03:51:25,506 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-06 03:51:25,507 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-06 03:51:25,507 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-06 03:51:25,507 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-06 03:51:25,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:51:25" (1/1) ... [2024-05-06 03:51:25,519 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:51:25" (1/1) ... [2024-05-06 03:51:25,543 INFO L138 Inliner]: procedures = 21, calls = 25, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 74 [2024-05-06 03:51:25,544 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-06 03:51:25,544 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-06 03:51:25,544 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-06 03:51:25,544 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-06 03:51:25,576 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:51:25" (1/1) ... [2024-05-06 03:51:25,576 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:51:25" (1/1) ... [2024-05-06 03:51:25,577 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:51:25" (1/1) ... [2024-05-06 03:51:25,577 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:51:25" (1/1) ... [2024-05-06 03:51:25,589 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:51:25" (1/1) ... [2024-05-06 03:51:25,592 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:51:25" (1/1) ... [2024-05-06 03:51:25,593 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:51:25" (1/1) ... [2024-05-06 03:51:25,593 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:51:25" (1/1) ... [2024-05-06 03:51:25,609 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-06 03:51:25,610 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-06 03:51:25,610 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-06 03:51:25,610 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-06 03:51:25,611 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:51:25" (1/1) ... [2024-05-06 03:51:25,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 03:51:25,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 03:51:25,656 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-06 03:51:25,672 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-06 03:51:25,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-06 03:51:25,695 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-06 03:51:25,695 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-06 03:51:25,695 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-06 03:51:25,695 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-06 03:51:25,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-06 03:51:25,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-06 03:51:25,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-06 03:51:25,695 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-06 03:51:25,696 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-06 03:51:25,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-06 03:51:25,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-06 03:51:25,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-06 03:51:25,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-06 03:51:25,697 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-06 03:51:25,766 INFO L241 CfgBuilder]: Building ICFG [2024-05-06 03:51:25,768 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-06 03:51:25,894 INFO L282 CfgBuilder]: Performing block encoding [2024-05-06 03:51:25,916 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-06 03:51:25,916 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2024-05-06 03:51:25,917 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 03:51:25 BoogieIcfgContainer [2024-05-06 03:51:25,917 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-06 03:51:25,919 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-06 03:51:25,919 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-06 03:51:25,922 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-06 03:51:25,922 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 03:51:25" (1/3) ... [2024-05-06 03:51:25,922 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a0ef92d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 03:51:25, skipping insertion in model container [2024-05-06 03:51:25,923 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:51:25" (2/3) ... [2024-05-06 03:51:25,923 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a0ef92d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 03:51:25, skipping insertion in model container [2024-05-06 03:51:25,923 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 03:51:25" (3/3) ... [2024-05-06 03:51:25,924 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-figure3.wvr.c [2024-05-06 03:51:25,930 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-06 03:51:25,939 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-06 03:51:25,939 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-06 03:51:25,939 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-06 03:51:25,996 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-05-06 03:51:26,026 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 03:51:26,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 03:51:26,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 03:51:26,032 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 03:51:26,064 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-06 03:51:26,079 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 03:51:26,097 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 03:51:26,101 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 03:51:26,108 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;@4c698db, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 03:51:26,108 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-05-06 03:51:26,428 INFO L85 PathProgramCache]: Analyzing trace with hash 1670462890, now seen corresponding path program 1 times [2024-05-06 03:51:26,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:51:26,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:51:26,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:51:26,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-06 03:51:26,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:51:26,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:51:26,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:51:26,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-06 03:51:26,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 03:51:26,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 03:51:26,790 INFO L85 PathProgramCache]: Analyzing trace with hash 252872645, now seen corresponding path program 1 times [2024-05-06 03:51:26,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:51:26,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:51:26,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:51:26,858 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 03:51:26,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:51:26,928 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-06 03:51:26,929 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 03:51:26,929 INFO L85 PathProgramCache]: Analyzing trace with hash 1637863366, now seen corresponding path program 1 times [2024-05-06 03:51:26,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 03:51:26,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087779748] [2024-05-06 03:51:26,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:51:26,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:51:26,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:51:27,178 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 03:51:27,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 03:51:27,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087779748] [2024-05-06 03:51:27,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087779748] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 03:51:27,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 03:51:27,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-06 03:51:27,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226932922] [2024-05-06 03:51:27,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 03:51:27,184 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-06 03:51:27,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 03:51:27,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-06 03:51:27,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-05-06 03:51:27,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:51:27,190 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 03:51:27,190 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 03:51:27,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:51:27,370 INFO L85 PathProgramCache]: Analyzing trace with hash 2044389242, now seen corresponding path program 1 times [2024-05-06 03:51:27,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:51:27,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:51:27,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:51:27,422 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 03:51:27,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:51:27,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 03:51:27,456 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3 [2024-05-06 03:51:27,457 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-06 03:51:27,457 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 03:51:27,457 INFO L85 PathProgramCache]: Analyzing trace with hash 1311083579, now seen corresponding path program 1 times [2024-05-06 03:51:27,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 03:51:27,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892752957] [2024-05-06 03:51:27,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:51:27,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:51:27,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:51:27,785 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 03:51:27,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 03:51:27,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892752957] [2024-05-06 03:51:27,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892752957] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 03:51:27,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1284967988] [2024-05-06 03:51:27,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:51:27,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 03:51:27,786 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 03:51:27,822 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 03:51:27,823 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-06 03:51:27,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:51:27,891 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 14 conjunts are in the unsatisfiable core [2024-05-06 03:51:27,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 03:51:28,027 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 03:51:28,028 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 03:51:28,178 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 03:51:28,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1284967988] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 03:51:28,178 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 03:51:28,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 20 [2024-05-06 03:51:28,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812023121] [2024-05-06 03:51:28,179 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 03:51:28,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-05-06 03:51:28,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 03:51:28,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-05-06 03:51:28,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=313, Unknown=0, NotChecked=0, Total=380 [2024-05-06 03:51:28,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:51:28,182 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 03:51:28,182 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 5.75) internal successors, (115), 20 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 03:51:28,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 03:51:28,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:51:29,174 INFO L85 PathProgramCache]: Analyzing trace with hash 782952687, now seen corresponding path program 2 times [2024-05-06 03:51:29,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:51:29,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:51:29,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:51:29,192 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 03:51:29,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:51:29,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 03:51:29,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 03:51:29,395 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-05-06 03:51:29,588 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,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5 [2024-05-06 03:51:29,589 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-06 03:51:29,590 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 03:51:29,590 INFO L85 PathProgramCache]: Analyzing trace with hash 1145594597, now seen corresponding path program 2 times [2024-05-06 03:51:29,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 03:51:29,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347967260] [2024-05-06 03:51:29,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:51:29,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:51:29,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:51:30,050 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 03:51:30,050 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 03:51:30,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347967260] [2024-05-06 03:51:30,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347967260] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 03:51:30,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [663776026] [2024-05-06 03:51:30,050 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-06 03:51:30,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 03:51:30,051 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 03:51:30,052 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 03:51:30,099 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-06 03:51:30,170 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-06 03:51:30,171 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 03:51:30,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-06 03:51:30,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 03:51:30,488 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 03:51:30,488 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 03:51:31,040 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 03:51:31,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [663776026] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 03:51:31,041 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 03:51:31,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 17, 17] total 41 [2024-05-06 03:51:31,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178222282] [2024-05-06 03:51:31,041 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 03:51:31,041 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2024-05-06 03:51:31,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 03:51:31,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2024-05-06 03:51:31,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=1488, Unknown=0, NotChecked=0, Total=1640 [2024-05-06 03:51:31,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:51:31,043 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 03:51:31,043 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 3.951219512195122) internal successors, (162), 41 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 03:51:31,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 03:51:31,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 03:51:31,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:51:34,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 03:51:34,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 03:51:34,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-06 03:51:34,583 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-05-06 03:51:34,776 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 03:51:34,777 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-06 03:51:34,777 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 03:51:34,777 INFO L85 PathProgramCache]: Analyzing trace with hash 680945277, now seen corresponding path program 3 times [2024-05-06 03:51:34,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 03:51:34,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607644220] [2024-05-06 03:51:34,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:51:34,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:51:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:51:35,044 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-05-06 03:51:35,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 03:51:35,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607644220] [2024-05-06 03:51:35,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607644220] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 03:51:35,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1389077592] [2024-05-06 03:51:35,045 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-06 03:51:35,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 03:51:35,045 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 03:51:35,046 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 03:51:35,068 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-06 03:51:35,467 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2024-05-06 03:51:35,467 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 03:51:35,469 INFO L262 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 35 conjunts are in the unsatisfiable core [2024-05-06 03:51:35,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 03:51:35,704 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-05-06 03:51:35,704 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 03:51:35,926 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-05-06 03:51:35,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1389077592] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 03:51:35,927 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 03:51:35,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 13 [2024-05-06 03:51:35,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067968775] [2024-05-06 03:51:35,927 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 03:51:35,927 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-05-06 03:51:35,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 03:51:35,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-05-06 03:51:35,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2024-05-06 03:51:35,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:51:35,929 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 03:51:35,929 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 12.923076923076923) internal successors, (168), 13 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 03:51:35,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 03:51:35,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 03:51:35,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-06 03:51:35,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:51:37,525 INFO L85 PathProgramCache]: Analyzing trace with hash 2019350478, now seen corresponding path program 3 times [2024-05-06 03:51:37,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:51:37,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:51:37,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:51:37,564 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 03:51:37,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:51:37,754 INFO L85 PathProgramCache]: Analyzing trace with hash -1355187511, now seen corresponding path program 4 times [2024-05-06 03:51:37,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:51:37,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:51:37,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:51:37,787 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 03:51:37,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:51:38,279 INFO L85 PathProgramCache]: Analyzing trace with hash 1415009644, now seen corresponding path program 5 times [2024-05-06 03:51:38,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:51:38,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:51:38,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:51:38,311 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 03:51:38,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:51:38,411 INFO L85 PathProgramCache]: Analyzing trace with hash -1685914314, now seen corresponding path program 6 times [2024-05-06 03:51:38,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:51:38,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:51:38,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:51:38,467 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 03:51:38,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:51:38,631 INFO L85 PathProgramCache]: Analyzing trace with hash 1946118942, now seen corresponding path program 7 times [2024-05-06 03:51:38,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:51:38,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:51:38,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:51:38,902 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 83 proven. 102 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2024-05-06 03:51:38,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:51:38,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:51:38,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:51:39,166 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 83 proven. 102 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2024-05-06 03:51:39,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 03:51:39,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-06 03:51:39,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2024-05-06 03:51:39,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 03:51:39,198 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-05-06 03:51:39,384 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-05-06 03:51:39,384 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-06 03:51:39,385 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 03:51:39,385 INFO L85 PathProgramCache]: Analyzing trace with hash 2020994783, now seen corresponding path program 4 times [2024-05-06 03:51:39,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 03:51:39,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241662888] [2024-05-06 03:51:39,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:51:39,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:51:39,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:51:39,666 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 115 proven. 144 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-05-06 03:51:39,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 03:51:39,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241662888] [2024-05-06 03:51:39,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241662888] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 03:51:39,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [556417684] [2024-05-06 03:51:39,667 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-06 03:51:39,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 03:51:39,667 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 03:51:39,672 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 03:51:39,683 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-06 03:51:39,755 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-06 03:51:39,755 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 03:51:39,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 37 conjunts are in the unsatisfiable core [2024-05-06 03:51:39,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 03:51:39,867 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 115 proven. 144 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-05-06 03:51:39,867 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 03:51:40,081 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 115 proven. 144 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-05-06 03:51:40,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [556417684] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 03:51:40,081 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 03:51:40,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2024-05-06 03:51:40,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190267811] [2024-05-06 03:51:40,081 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 03:51:40,082 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-05-06 03:51:40,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 03:51:40,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 03:51:40,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-05-06 03:51:40,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:51:40,082 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 03:51:40,083 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 15.7) internal successors, (157), 10 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 03:51:40,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 03:51:40,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-06 03:51:40,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2024-05-06 03:51:40,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 03:51:40,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:51:40,286 INFO L85 PathProgramCache]: Analyzing trace with hash 2019350478, now seen corresponding path program 8 times [2024-05-06 03:51:40,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:51:40,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:51:40,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:51:40,316 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 03:51:40,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:51:40,555 INFO L85 PathProgramCache]: Analyzing trace with hash 1415009644, now seen corresponding path program 9 times [2024-05-06 03:51:40,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:51:40,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:51:40,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:51:40,768 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 107 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-05-06 03:51:40,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:51:40,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:51:40,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:51:40,964 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 107 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-05-06 03:51:40,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 03:51:40,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-06 03:51:40,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2024-05-06 03:51:40,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 03:51:40,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 03:51:40,976 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-05-06 03:51:41,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-05-06 03:51:41,174 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-06 03:51:41,174 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 03:51:41,174 INFO L85 PathProgramCache]: Analyzing trace with hash -2140101897, now seen corresponding path program 5 times [2024-05-06 03:51:41,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 03:51:41,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991375989] [2024-05-06 03:51:41,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:51:41,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:51:41,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:51:41,475 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 151 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-05-06 03:51:41,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 03:51:41,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991375989] [2024-05-06 03:51:41,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1991375989] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 03:51:41,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [993279757] [2024-05-06 03:51:41,476 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-06 03:51:41,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 03:51:41,476 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 03:51:41,477 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 03:51:41,480 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-06 03:51:42,812 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2024-05-06 03:51:42,812 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 03:51:42,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 44 conjunts are in the unsatisfiable core [2024-05-06 03:51:42,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 03:51:42,929 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 167 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-05-06 03:51:42,930 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 03:51:43,187 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 31 proven. 136 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-05-06 03:51:43,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [993279757] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 03:51:43,187 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 03:51:43,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 10] total 16 [2024-05-06 03:51:43,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819866766] [2024-05-06 03:51:43,188 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 03:51:43,188 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-06 03:51:43,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 03:51:43,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-06 03:51:43,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2024-05-06 03:51:43,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:51:43,191 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 03:51:43,191 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 11.0) internal successors, (176), 16 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 03:51:43,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 03:51:43,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-06 03:51:43,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2024-05-06 03:51:43,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 03:51:43,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 03:51:43,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:51:43,504 INFO L85 PathProgramCache]: Analyzing trace with hash 2019350478, now seen corresponding path program 10 times [2024-05-06 03:51:43,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:51:43,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:51:43,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:51:43,538 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 03:51:43,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:51:43,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1415009644, now seen corresponding path program 11 times [2024-05-06 03:51:43,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:51:43,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:51:43,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:51:44,121 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 107 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-05-06 03:51:44,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:51:44,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:51:44,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:51:44,272 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 107 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-05-06 03:51:44,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 03:51:44,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-06 03:51:44,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2024-05-06 03:51:44,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 03:51:44,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 03:51:44,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 03:51:44,310 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-05-06 03:51:44,508 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,SelfDestructingSolverStorable20,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22 [2024-05-06 03:51:44,508 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-06 03:51:44,509 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 03:51:44,509 INFO L85 PathProgramCache]: Analyzing trace with hash -194852275, now seen corresponding path program 6 times [2024-05-06 03:51:44,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 03:51:44,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465203857] [2024-05-06 03:51:44,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:51:44,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:51:44,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:51:44,991 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-05-06 03:51:44,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 03:51:44,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465203857] [2024-05-06 03:51:44,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [465203857] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 03:51:44,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1398904135] [2024-05-06 03:51:44,992 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-06 03:51:44,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 03:51:44,992 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 03:51:44,994 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 03:51:44,998 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-05-06 03:51:45,226 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2024-05-06 03:51:45,226 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 03:51:45,228 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 62 conjunts are in the unsatisfiable core [2024-05-06 03:51:45,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 03:51:45,958 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 03:51:45,958 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 03:51:47,299 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 03:51:47,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1398904135] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 03:51:47,299 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 03:51:47,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 33, 33] total 73 [2024-05-06 03:51:47,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364384235] [2024-05-06 03:51:47,299 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 03:51:47,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2024-05-06 03:51:47,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 03:51:47,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2024-05-06 03:51:47,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=414, Invalid=4842, Unknown=0, NotChecked=0, Total=5256 [2024-05-06 03:51:47,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:51:47,311 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 03:51:47,311 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 73 states have (on average 3.452054794520548) internal successors, (252), 73 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 03:51:47,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 03:51:47,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-06 03:51:47,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2024-05-06 03:51:47,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 03:51:47,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 03:51:47,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-06 03:51:47,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:52:01,895 INFO L85 PathProgramCache]: Analyzing trace with hash 1292753528, now seen corresponding path program 12 times [2024-05-06 03:52:01,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:52:01,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:52:01,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:52:01,931 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 03:52:01,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:52:03,183 INFO L85 PathProgramCache]: Analyzing trace with hash 1952950081, now seen corresponding path program 13 times [2024-05-06 03:52:03,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:52:03,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:52:03,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:52:03,409 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2024-05-06 03:52:03,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:52:03,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:52:03,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:52:03,661 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2024-05-06 03:52:03,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 03:52:03,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-06 03:52:03,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2024-05-06 03:52:03,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 03:52:03,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 03:52:03,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 03:52:03,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-06 03:52:03,687 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-05-06 03:52:03,884 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26 [2024-05-06 03:52:03,884 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-06 03:52:03,885 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 03:52:03,885 INFO L85 PathProgramCache]: Analyzing trace with hash 941895906, now seen corresponding path program 7 times [2024-05-06 03:52:03,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 03:52:03,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239950161] [2024-05-06 03:52:03,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:52:03,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:52:03,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:52:04,436 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 0 proven. 321 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2024-05-06 03:52:04,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 03:52:04,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239950161] [2024-05-06 03:52:04,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239950161] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 03:52:04,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1378255364] [2024-05-06 03:52:04,436 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-06 03:52:04,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 03:52:04,437 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 03:52:04,437 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 03:52:04,439 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-05-06 03:52:04,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:52:04,539 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 86 conjunts are in the unsatisfiable core [2024-05-06 03:52:04,541 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 03:52:05,443 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 0 proven. 521 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 03:52:05,443 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 03:52:07,835 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 0 proven. 521 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 03:52:07,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1378255364] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 03:52:07,836 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 03:52:07,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 45, 45] total 96 [2024-05-06 03:52:07,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585060427] [2024-05-06 03:52:07,836 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 03:52:07,836 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 96 states [2024-05-06 03:52:07,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 03:52:07,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2024-05-06 03:52:07,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=738, Invalid=8382, Unknown=0, NotChecked=0, Total=9120 [2024-05-06 03:52:07,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:52:07,839 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 03:52:07,839 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 96 states, 96 states have (on average 3.28125) internal successors, (315), 96 states have internal predecessors, (315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 03:52:07,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 03:52:07,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-06 03:52:07,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2024-05-06 03:52:07,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 03:52:07,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 03:52:07,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-06 03:52:07,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-06 03:52:07,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:52:39,792 INFO L85 PathProgramCache]: Analyzing trace with hash 1857872930, now seen corresponding path program 14 times [2024-05-06 03:52:39,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:52:39,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:52:39,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:52:39,842 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 03:52:39,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:52:52,818 INFO L85 PathProgramCache]: Analyzing trace with hash -881464469, now seen corresponding path program 15 times [2024-05-06 03:52:52,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:52:52,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:52:52,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:52:53,094 INFO L134 CoverageAnalysis]: Checked inductivity of 772 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2024-05-06 03:52:53,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:52:53,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:52:53,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:52:53,352 INFO L134 CoverageAnalysis]: Checked inductivity of 772 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2024-05-06 03:53:02,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 03:53:02,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-06 03:53:02,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2024-05-06 03:53:02,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 03:53:02,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 03:53:02,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 03:53:02,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-06 03:53:02,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 168 states. [2024-05-06 03:53:02,086 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-05-06 03:53:02,282 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,SelfDestructingSolverStorable30,SelfDestructingSolverStorable27,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2024-05-06 03:53:02,282 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-06 03:53:02,282 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 03:53:02,282 INFO L85 PathProgramCache]: Analyzing trace with hash 602764087, now seen corresponding path program 8 times [2024-05-06 03:53:02,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 03:53:02,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787922506] [2024-05-06 03:53:02,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:53:02,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:53:02,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:53:03,095 INFO L134 CoverageAnalysis]: Checked inductivity of 872 backedges. 0 proven. 519 refuted. 0 times theorem prover too weak. 353 trivial. 0 not checked. [2024-05-06 03:53:03,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 03:53:03,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787922506] [2024-05-06 03:53:03,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787922506] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 03:53:03,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1427456268] [2024-05-06 03:53:03,095 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-06 03:53:03,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 03:53:03,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 03:53:03,096 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 03:53:03,098 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-05-06 03:53:03,198 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-06 03:53:03,199 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 03:53:03,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 110 conjunts are in the unsatisfiable core [2024-05-06 03:53:03,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 03:53:04,679 INFO L134 CoverageAnalysis]: Checked inductivity of 872 backedges. 0 proven. 872 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 03:53:04,679 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 03:53:08,504 INFO L134 CoverageAnalysis]: Checked inductivity of 872 backedges. 0 proven. 872 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 03:53:08,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1427456268] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 03:53:08,504 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 03:53:08,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 57, 57] total 122 [2024-05-06 03:53:08,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665373445] [2024-05-06 03:53:08,504 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 03:53:08,505 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 122 states [2024-05-06 03:53:08,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 03:53:08,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 122 interpolants. [2024-05-06 03:53:08,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1070, Invalid=13692, Unknown=0, NotChecked=0, Total=14762 [2024-05-06 03:53:08,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:53:08,509 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 03:53:08,510 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 122 states, 122 states have (on average 3.1065573770491803) internal successors, (379), 122 states have internal predecessors, (379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 03:53:08,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 03:53:08,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-06 03:53:08,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2024-05-06 03:53:08,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 03:53:08,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 03:53:08,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-06 03:53:08,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-06 03:53:08,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 168 states. [2024-05-06 03:53:08,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:54:00,213 INFO L85 PathProgramCache]: Analyzing trace with hash -1591708468, now seen corresponding path program 16 times [2024-05-06 03:54:00,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:54:00,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:54:00,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:54:00,277 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 03:54:00,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:54:02,246 INFO L85 PathProgramCache]: Analyzing trace with hash -1043171691, now seen corresponding path program 17 times [2024-05-06 03:54:02,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:54:02,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:54:02,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:54:02,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1068 backedges. 0 proven. 424 refuted. 0 times theorem prover too weak. 644 trivial. 0 not checked. [2024-05-06 03:54:02,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:54:02,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:54:02,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:54:02,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1068 backedges. 0 proven. 424 refuted. 0 times theorem prover too weak. 644 trivial. 0 not checked. [2024-05-06 03:54:21,890 INFO L85 PathProgramCache]: Analyzing trace with hash 136462509, now seen corresponding path program 18 times [2024-05-06 03:54:21,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:54:21,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:54:21,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:54:21,992 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 03:54:22,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:54:22,798 INFO L85 PathProgramCache]: Analyzing trace with hash 656262474, now seen corresponding path program 19 times [2024-05-06 03:54:22,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:54:22,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:54:22,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:54:22,914 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 03:54:22,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:54:39,763 INFO L85 PathProgramCache]: Analyzing trace with hash -1468595530, now seen corresponding path program 20 times [2024-05-06 03:54:39,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:54:39,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:54:39,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:54:39,868 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 03:54:39,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:54:40,042 INFO L85 PathProgramCache]: Analyzing trace with hash -1217524180, now seen corresponding path program 21 times [2024-05-06 03:54:40,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:54:40,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:54:40,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:54:40,193 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 03:54:40,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:54:40,372 INFO L85 PathProgramCache]: Analyzing trace with hash -2067951768, now seen corresponding path program 22 times [2024-05-06 03:54:40,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:54:40,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:54:40,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:54:40,612 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 03:54:40,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 03:54:40,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 03:54:40,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-06 03:54:40,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2024-05-06 03:54:40,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 03:54:40,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 03:54:40,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 03:54:40,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-06 03:54:40,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 222 states. [2024-05-06 03:54:40,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 166 states. [2024-05-06 03:54:40,885 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-05-06 03:54:41,080 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,SelfDestructingSolverStorable32,SelfDestructingSolverStorable33,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34,SelfDestructingSolverStorable35,SelfDestructingSolverStorable36,SelfDestructingSolverStorable37,SelfDestructingSolverStorable38,SelfDestructingSolverStorable39 [2024-05-06 03:54:41,081 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-06 03:54:41,081 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 03:54:41,081 INFO L85 PathProgramCache]: Analyzing trace with hash 2125681833, now seen corresponding path program 9 times [2024-05-06 03:54:41,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 03:54:41,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222792944] [2024-05-06 03:54:41,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:54:41,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:54:41,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:54:42,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2051 backedges. 22 proven. 1468 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-05-06 03:54:42,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 03:54:42,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222792944] [2024-05-06 03:54:42,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222792944] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 03:54:42,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [466566636] [2024-05-06 03:54:42,915 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-06 03:54:42,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 03:54:42,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 03:54:42,916 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 03:54:42,917 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process Received shutdown request... [2024-05-06 04:05:47,868 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 04:05:47,868 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 04:05:47,868 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 04:05:48,883 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-05-06 04:05:48,883 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 [2024-05-06 04:05:49,079 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forcibly destroying the process [2024-05-06 04:05:49,089 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-06 04:05:49,089 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-05-06 04:05:49,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2024-05-06 04:05:49,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818075278] [2024-05-06 04:05:49,089 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-05-06 04:05:49,090 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-05-06 04:05:49,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 04:05:49,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-05-06 04:05:49,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=986, Unknown=0, NotChecked=0, Total=1056 [2024-05-06 04:05:49,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 04:05:49,091 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 04:05:49,091 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 4.333333333333333) internal successors, (143), 33 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) [2024-05-06 04:05:49,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 04:05:49,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-06 04:05:49,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2024-05-06 04:05:49,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 04:05:49,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 04:05:49,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 04:05:49,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-06 04:05:49,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 222 states. [2024-05-06 04:05:49,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 166 states. [2024-05-06 04:05:49,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 04:05:49,092 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable40 [2024-05-06 04:05:49,092 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2024-05-06 04:05:49,092 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 137 [2024-05-06 04:05:49,096 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-05-06 04:05:49,096 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-05-06 04:05:49,096 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-05-06 04:05:49,099 INFO L448 BasicCegarLoop]: Path program histogram: [22, 9, 1, 1, 1] [2024-05-06 04:05:49,102 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-06 04:05:49,102 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-06 04:05:49,104 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.05 04:05:49 BasicIcfg [2024-05-06 04:05:49,104 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-06 04:05:49,105 INFO L158 Benchmark]: Toolchain (without parser) took 863767.21ms. Allocated memory was 178.3MB in the beginning and 679.5MB in the end (delta: 501.2MB). Free memory was 107.2MB in the beginning and 540.6MB in the end (delta: -433.4MB). Peak memory consumption was 69.2MB. Max. memory is 8.0GB. [2024-05-06 04:05:49,105 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 178.3MB. Free memory is still 110.3MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-06 04:05:49,105 INFO L158 Benchmark]: CACSL2BoogieTranslator took 167.71ms. Allocated memory is still 178.3MB. Free memory was 106.9MB in the beginning and 95.9MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2024-05-06 04:05:49,105 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.01ms. Allocated memory is still 178.3MB. Free memory was 95.9MB in the beginning and 94.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-06 04:05:49,105 INFO L158 Benchmark]: Boogie Preprocessor took 65.47ms. Allocated memory was 178.3MB in the beginning and 327.2MB in the end (delta: 148.9MB). Free memory was 94.2MB in the beginning and 295.2MB in the end (delta: -201.0MB). Peak memory consumption was 6.7MB. Max. memory is 8.0GB. [2024-05-06 04:05:49,106 INFO L158 Benchmark]: RCFGBuilder took 307.13ms. Allocated memory is still 327.2MB. Free memory was 295.2MB in the beginning and 280.0MB in the end (delta: 15.2MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2024-05-06 04:05:49,106 INFO L158 Benchmark]: TraceAbstraction took 863185.17ms. Allocated memory was 327.2MB in the beginning and 679.5MB in the end (delta: 352.3MB). Free memory was 279.0MB in the beginning and 540.6MB in the end (delta: -261.6MB). Peak memory consumption was 92.8MB. Max. memory is 8.0GB. [2024-05-06 04:05:49,107 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 178.3MB. Free memory is still 110.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 167.71ms. Allocated memory is still 178.3MB. Free memory was 106.9MB in the beginning and 95.9MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 37.01ms. Allocated memory is still 178.3MB. Free memory was 95.9MB in the beginning and 94.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 65.47ms. Allocated memory was 178.3MB in the beginning and 327.2MB in the end (delta: 148.9MB). Free memory was 94.2MB in the beginning and 295.2MB in the end (delta: -201.0MB). Peak memory consumption was 6.7MB. Max. memory is 8.0GB. * RCFGBuilder took 307.13ms. Allocated memory is still 327.2MB. Free memory was 295.2MB in the beginning and 280.0MB in the end (delta: 15.2MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 863185.17ms. Allocated memory was 327.2MB in the beginning and 679.5MB in the end (delta: 352.3MB). Free memory was 279.0MB in the beginning and 540.6MB in the end (delta: -261.6MB). Peak memory consumption was 92.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 11395, independent: 10288, independent conditional: 9851, independent unconditional: 437, dependent: 1107, dependent conditional: 1104, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10344, independent: 10288, independent conditional: 9851, independent unconditional: 437, dependent: 56, dependent conditional: 53, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10344, independent: 10288, independent conditional: 9851, independent unconditional: 437, dependent: 56, dependent conditional: 53, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 10344, independent: 10288, independent conditional: 9851, independent unconditional: 437, dependent: 56, dependent conditional: 53, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10517, independent: 10288, independent conditional: 4141, independent unconditional: 6147, dependent: 229, dependent conditional: 168, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 10517, independent: 10288, independent conditional: 3533, independent unconditional: 6755, dependent: 229, dependent conditional: 64, dependent unconditional: 165, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10517, independent: 10288, independent conditional: 3533, independent unconditional: 6755, dependent: 229, dependent conditional: 64, dependent unconditional: 165, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 333, independent: 326, independent conditional: 12, independent unconditional: 314, dependent: 7, dependent conditional: 5, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 333, independent: 322, independent conditional: 0, independent unconditional: 322, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 11, independent: 4, independent conditional: 4, independent unconditional: 0, dependent: 7, dependent conditional: 5, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, independent: 4, independent conditional: 4, independent unconditional: 0, dependent: 7, dependent conditional: 5, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 259, independent: 219, independent conditional: 219, independent unconditional: 0, dependent: 39, dependent conditional: 12, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 10517, independent: 9962, independent conditional: 3521, independent unconditional: 6441, dependent: 222, dependent conditional: 59, dependent unconditional: 163, unknown: 333, unknown conditional: 17, unknown unconditional: 316] , Statistics on independence cache: Total cache size (in pairs): 333, Positive cache size: 326, Positive conditional cache size: 12, Positive unconditional cache size: 314, Negative cache size: 7, Negative conditional cache size: 5, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 712, Maximal queried relation: 7, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10517, independent: 10288, independent conditional: 4141, independent unconditional: 6147, dependent: 229, dependent conditional: 168, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 10517, independent: 10288, independent conditional: 3533, independent unconditional: 6755, dependent: 229, dependent conditional: 64, dependent unconditional: 165, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10517, independent: 10288, independent conditional: 3533, independent unconditional: 6755, dependent: 229, dependent conditional: 64, dependent unconditional: 165, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 333, independent: 326, independent conditional: 12, independent unconditional: 314, dependent: 7, dependent conditional: 5, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 333, independent: 322, independent conditional: 0, independent unconditional: 322, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 11, independent: 4, independent conditional: 4, independent unconditional: 0, dependent: 7, dependent conditional: 5, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, independent: 4, independent conditional: 4, independent unconditional: 0, dependent: 7, dependent conditional: 5, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 259, independent: 219, independent conditional: 219, independent unconditional: 0, dependent: 39, dependent conditional: 12, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 10517, independent: 9962, independent conditional: 3521, independent unconditional: 6441, dependent: 222, dependent conditional: 59, dependent unconditional: 163, unknown: 333, unknown conditional: 17, unknown unconditional: 316] , Statistics on independence cache: Total cache size (in pairs): 333, Positive cache size: 326, Positive conditional cache size: 12, Positive unconditional cache size: 314, Negative cache size: 7, Negative conditional cache size: 5, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 712 ], Independence queries for same thread: 1051 - TimeoutResultAtElement [Line: 76]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 70]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 71]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 104 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 863.0s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 22, EmptinessCheckTime: 174.0s, 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: 683, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 18.0s InterpolantComputationTime, 2490 NumberOfCodeBlocks, 2490 NumberOfCodeBlocksAsserted, 43 NumberOfCheckSat, 3544 ConstructedInterpolants, 0 QuantifiedInterpolants, 21866 SizeOfPredicates, 160 NumberOfNonLiveVariables, 2121 ConjunctsInSsa, 418 ConjunctsInUnsatCore, 26 InterpolantComputations, 1 PerfectInterpolantSequences, 2958/9837 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 9.8s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 1, ConditionalCommutativityConditionCalculations: 32, ConditionalCommutativityTraceChecks: 24, ConditionalCommutativityImperfectProofs: 6 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown