/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 50 --traceabstraction.seed.for.random.criterion 213 --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/chl-nzb-file-subst.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-05 23:13:13,012 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-05 23:13:13,096 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-05 23:13:13,101 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-05 23:13:13,102 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-05 23:13:13,130 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-05 23:13:13,130 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-05 23:13:13,131 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-05 23:13:13,131 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-05 23:13:13,135 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-05 23:13:13,135 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-05 23:13:13,136 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-05 23:13:13,136 INFO L153 SettingsManager]: * Use SBE=true [2024-04-05 23:13:13,137 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-05 23:13:13,138 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-05 23:13:13,138 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-05 23:13:13,138 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-05 23:13:13,138 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-05 23:13:13,138 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-05 23:13:13,139 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-05 23:13:13,139 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-05 23:13:13,139 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-05 23:13:13,139 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-05 23:13:13,140 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-05 23:13:13,141 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-05 23:13:13,141 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-05 23:13:13,141 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-05 23:13:13,141 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-05 23:13:13,141 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-05 23:13:13,142 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 23:13:13,143 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-05 23:13:13,143 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-05 23:13:13,143 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-05 23:13:13,143 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-05 23:13:13,143 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-05 23:13:13,144 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-05 23:13:13,144 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-05 23:13:13,144 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-05 23:13:13,144 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-05 23:13:13,144 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 50 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-04-05 23:13:13,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-05 23:13:13,429 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-05 23:13:13,431 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-05 23:13:13,432 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-05 23:13:13,434 INFO L274 PluginConnector]: CDTParser initialized [2024-04-05 23:13:13,435 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/chl-nzb-file-subst.wvr.c [2024-04-05 23:13:14,626 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-05 23:13:14,798 INFO L384 CDTParser]: Found 1 translation units. [2024-04-05 23:13:14,798 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-nzb-file-subst.wvr.c [2024-04-05 23:13:14,806 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0e7bb1a75/55f909d9cb5d4892b7be24c5b6960bbb/FLAGe3212c5c5 [2024-04-05 23:13:14,818 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0e7bb1a75/55f909d9cb5d4892b7be24c5b6960bbb [2024-04-05 23:13:14,820 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-05 23:13:14,822 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-05 23:13:14,825 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-05 23:13:14,825 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-05 23:13:14,830 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-05 23:13:14,831 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 11:13:14" (1/1) ... [2024-04-05 23:13:14,832 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e0a42a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:14, skipping insertion in model container [2024-04-05 23:13:14,832 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 11:13:14" (1/1) ... [2024-04-05 23:13:14,855 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-05 23:13:15,022 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/chl-nzb-file-subst.wvr.c[6501,6514] [2024-04-05 23:13:15,034 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 23:13:15,043 INFO L202 MainTranslator]: Completed pre-run [2024-04-05 23:13:15,084 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/chl-nzb-file-subst.wvr.c[6501,6514] [2024-04-05 23:13:15,087 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 23:13:15,102 INFO L206 MainTranslator]: Completed translation [2024-04-05 23:13:15,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:15 WrapperNode [2024-04-05 23:13:15,103 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-05 23:13:15,104 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-05 23:13:15,104 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-05 23:13:15,104 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-05 23:13:15,122 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:15" (1/1) ... [2024-04-05 23:13:15,136 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:15" (1/1) ... [2024-04-05 23:13:15,186 INFO L138 Inliner]: procedures = 26, calls = 76, calls flagged for inlining = 28, calls inlined = 42, statements flattened = 603 [2024-04-05 23:13:15,192 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-05 23:13:15,193 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-05 23:13:15,193 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-05 23:13:15,193 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-05 23:13:15,202 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:15" (1/1) ... [2024-04-05 23:13:15,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:15" (1/1) ... [2024-04-05 23:13:15,212 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:15" (1/1) ... [2024-04-05 23:13:15,212 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:15" (1/1) ... [2024-04-05 23:13:15,239 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:15" (1/1) ... [2024-04-05 23:13:15,255 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:15" (1/1) ... [2024-04-05 23:13:15,258 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:15" (1/1) ... [2024-04-05 23:13:15,260 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:15" (1/1) ... [2024-04-05 23:13:15,270 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-05 23:13:15,288 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-05 23:13:15,288 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-05 23:13:15,288 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-05 23:13:15,289 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:15" (1/1) ... [2024-04-05 23:13:15,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 23:13:15,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 23:13:15,323 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-04-05 23:13:15,325 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-04-05 23:13:15,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-05 23:13:15,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-05 23:13:15,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-05 23:13:15,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-05 23:13:15,362 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-05 23:13:15,362 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-05 23:13:15,362 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-05 23:13:15,362 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-05 23:13:15,362 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-05 23:13:15,362 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-05 23:13:15,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-05 23:13:15,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-05 23:13:15,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-05 23:13:15,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-05 23:13:15,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-05 23:13:15,365 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-05 23:13:15,474 INFO L241 CfgBuilder]: Building ICFG [2024-04-05 23:13:15,475 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-05 23:13:16,175 INFO L282 CfgBuilder]: Performing block encoding [2024-04-05 23:13:16,199 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-05 23:13:16,200 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2024-04-05 23:13:16,201 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 11:13:16 BoogieIcfgContainer [2024-04-05 23:13:16,202 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-05 23:13:16,204 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-05 23:13:16,204 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-05 23:13:16,207 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-05 23:13:16,207 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 11:13:14" (1/3) ... [2024-04-05 23:13:16,208 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64b568dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 11:13:16, skipping insertion in model container [2024-04-05 23:13:16,208 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:15" (2/3) ... [2024-04-05 23:13:16,208 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64b568dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 11:13:16, skipping insertion in model container [2024-04-05 23:13:16,208 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 11:13:16" (3/3) ... [2024-04-05 23:13:16,209 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-nzb-file-subst.wvr.c [2024-04-05 23:13:16,217 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-05 23:13:16,225 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-05 23:13:16,225 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-05 23:13:16,225 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-05 23:13:16,391 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-04-05 23:13:16,455 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 23:13:16,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 23:13:16,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 23:13:16,458 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-05 23:13:16,466 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-04-05 23:13:16,493 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 23:13:16,505 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 23:13:16,507 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 23:13:16,513 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;@4d37b14f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=50, mConComCheckerRandomSeed=213 [2024-04-05 23:13:16,514 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-04-05 23:13:16,802 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 23:13:16,804 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 23:13:16,804 INFO L85 PathProgramCache]: Analyzing trace with hash 337883153, now seen corresponding path program 1 times [2024-04-05 23:13:16,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 23:13:16,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000523818] [2024-04-05 23:13:16,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 23:13:16,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 23:13:17,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 23:13:17,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 23:13:17,326 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 23:13:17,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000523818] [2024-04-05 23:13:17,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2000523818] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 23:13:17,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 23:13:17,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-05 23:13:17,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16726606] [2024-04-05 23:13:17,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 23:13:17,337 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-05 23:13:17,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 23:13:17,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-05 23:13:17,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-05 23:13:17,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:17,370 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 23:13:17,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 191.0) internal successors, (382), 2 states have internal predecessors, (382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 23:13:17,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:41,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:41,962 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-05 23:13:41,962 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 23:13:41,963 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 23:13:41,963 INFO L85 PathProgramCache]: Analyzing trace with hash 314716850, now seen corresponding path program 1 times [2024-04-05 23:13:41,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 23:13:41,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730429012] [2024-04-05 23:13:41,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 23:13:41,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 23:13:42,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 23:13:42,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 23:13:42,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 23:13:42,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730429012] [2024-04-05 23:13:42,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730429012] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 23:13:42,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 23:13:42,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-05 23:13:42,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056803219] [2024-04-05 23:13:42,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 23:13:42,379 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 23:13:42,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 23:13:42,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 23:13:42,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-05 23:13:42,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:42,386 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 23:13:42,386 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 72.6) internal successors, (363), 5 states have internal predecessors, (363), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 23:13:42,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:42,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:14:00,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:14:00,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 23:14:00,816 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-05 23:14:00,816 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 23:14:00,817 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 23:14:00,817 INFO L85 PathProgramCache]: Analyzing trace with hash -301596674, now seen corresponding path program 1 times [2024-04-05 23:14:00,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 23:14:00,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285173198] [2024-04-05 23:14:00,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 23:14:00,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 23:14:00,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 23:14:01,184 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-05 23:14:01,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 23:14:01,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285173198] [2024-04-05 23:14:01,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285173198] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 23:14:01,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1802454235] [2024-04-05 23:14:01,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 23:14:01,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 23:14:01,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 23:14:01,192 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 23:14:01,193 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-05 23:14:01,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 23:14:01,433 INFO L262 TraceCheckSpWp]: Trace formula consists of 715 conjuncts, 6 conjunts are in the unsatisfiable core [2024-04-05 23:14:01,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 23:14:01,596 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-05 23:14:01,596 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 23:14:01,692 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-05 23:14:01,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1802454235] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 23:14:01,693 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 23:14:01,693 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 15 [2024-04-05 23:14:01,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932487998] [2024-04-05 23:14:01,694 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 23:14:01,699 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-05 23:14:01,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 23:14:01,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-05 23:14:01,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2024-04-05 23:14:01,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:14:01,701 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 23:14:01,702 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 28.066666666666666) internal successors, (421), 15 states have internal predecessors, (421), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 23:14:01,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:14:01,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 23:14:01,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:14:19,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:14:19,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 23:14:19,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:14:19,714 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-05 23:14:19,909 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-04-05 23:14:19,910 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 23:14:19,911 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 23:14:19,911 INFO L85 PathProgramCache]: Analyzing trace with hash -1239321666, now seen corresponding path program 2 times [2024-04-05 23:14:19,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 23:14:19,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169007528] [2024-04-05 23:14:19,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 23:14:19,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 23:14:19,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 23:14:20,560 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-04-05 23:14:20,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 23:14:20,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169007528] [2024-04-05 23:14:20,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169007528] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 23:14:20,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1475260833] [2024-04-05 23:14:20,563 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 23:14:20,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 23:14:20,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 23:14:20,565 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 23:14:20,568 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-05 23:14:20,774 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-04-05 23:14:20,774 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 23:14:20,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 7 conjunts are in the unsatisfiable core [2024-04-05 23:14:20,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 23:14:20,929 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-04-05 23:14:20,929 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 23:14:20,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1475260833] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 23:14:20,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 23:14:20,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [11] total 15 [2024-04-05 23:14:20,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188891958] [2024-04-05 23:14:20,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 23:14:20,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-05 23:14:20,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 23:14:20,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-05 23:14:20,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2024-04-05 23:14:20,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:14:20,934 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 23:14:20,935 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 64.0) internal successors, (384), 6 states have internal predecessors, (384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 23:14:20,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:14:20,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 23:14:20,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:14:20,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:14:44,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:14:44,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 23:14:44,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:14:44,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 23:14:44,379 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-04-05 23:14:44,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 23:14:44,572 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 23:14:44,573 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 23:14:44,573 INFO L85 PathProgramCache]: Analyzing trace with hash -997905675, now seen corresponding path program 1 times [2024-04-05 23:14:44,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 23:14:44,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016834034] [2024-04-05 23:14:44,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 23:14:44,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 23:14:44,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 23:14:44,997 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-04-05 23:14:44,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 23:14:44,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016834034] [2024-04-05 23:14:44,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1016834034] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 23:14:44,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2059525473] [2024-04-05 23:14:44,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 23:14:44,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 23:14:44,999 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 23:14:45,000 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 23:14:45,002 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-05 23:14:45,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 23:14:45,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 752 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-05 23:14:45,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 23:14:45,602 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-04-05 23:14:45,602 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 23:14:45,730 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-04-05 23:14:45,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2059525473] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 23:14:45,730 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 23:14:45,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 22 [2024-04-05 23:14:45,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984647043] [2024-04-05 23:14:45,731 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 23:14:45,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-04-05 23:14:45,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 23:14:45,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-04-05 23:14:45,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=348, Unknown=0, NotChecked=0, Total=462 [2024-04-05 23:14:45,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:14:45,734 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 23:14:45,734 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 19.40909090909091) internal successors, (427), 22 states have internal predecessors, (427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 23:14:45,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:14:45,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 23:14:45,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:14:45,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 23:14:45,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:15:08,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:15:08,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 23:15:08,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:15:08,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 23:15:08,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 23:15:08,600 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-05 23:15:08,795 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 23:15:08,797 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 23:15:08,797 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 23:15:08,797 INFO L85 PathProgramCache]: Analyzing trace with hash 796593845, now seen corresponding path program 2 times [2024-04-05 23:15:08,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 23:15:08,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589701270] [2024-04-05 23:15:08,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 23:15:08,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 23:15:08,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 23:15:09,071 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-04-05 23:15:09,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 23:15:09,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589701270] [2024-04-05 23:15:09,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [589701270] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 23:15:09,072 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 23:15:09,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-05 23:15:09,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615474929] [2024-04-05 23:15:09,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 23:15:09,073 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-05 23:15:09,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 23:15:09,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-05 23:15:09,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-05 23:15:09,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:15:09,074 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 23:15:09,074 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 120.66666666666667) internal successors, (362), 3 states have internal predecessors, (362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 23:15:09,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:15:09,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 23:15:09,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:15:09,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 23:15:09,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 23:15:09,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:15:56,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:15:56,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 23:15:56,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:15:56,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 23:15:56,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 23:15:56,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 23:15:56,335 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-04-05 23:15:56,335 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 23:15:56,335 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 23:15:56,336 INFO L85 PathProgramCache]: Analyzing trace with hash 1887305867, now seen corresponding path program 1 times [2024-04-05 23:15:56,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 23:15:56,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903689674] [2024-04-05 23:15:56,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 23:15:56,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 23:15:56,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 23:15:58,261 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-04-05 23:15:58,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 23:15:58,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903689674] [2024-04-05 23:15:58,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903689674] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 23:15:58,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 23:15:58,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-04-05 23:15:58,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893870032] [2024-04-05 23:15:58,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 23:15:58,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-04-05 23:15:58,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 23:15:58,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-04-05 23:15:58,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-04-05 23:15:58,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:15:58,269 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 23:15:58,269 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 40.18181818181818) internal successors, (442), 11 states have internal predecessors, (442), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 23:15:58,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:15:58,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 23:15:58,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:15:58,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 23:15:58,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 23:15:58,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 23:15:58,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:17:08,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:17:08,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 23:17:08,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:17:08,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 23:17:08,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 23:17:08,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 23:17:08,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-05 23:17:08,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-04-05 23:17:08,726 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 23:17:08,726 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 23:17:08,726 INFO L85 PathProgramCache]: Analyzing trace with hash -1130320831, now seen corresponding path program 1 times [2024-04-05 23:17:08,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 23:17:08,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831510495] [2024-04-05 23:17:08,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 23:17:08,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 23:17:08,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 23:17:09,429 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-04-05 23:17:09,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 23:17:09,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831510495] [2024-04-05 23:17:09,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831510495] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 23:17:09,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 23:17:09,434 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-05 23:17:09,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134039433] [2024-04-05 23:17:09,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 23:17:09,434 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 23:17:09,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 23:17:09,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 23:17:09,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-05 23:17:09,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:17:09,437 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 23:17:09,437 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 83.6) internal successors, (418), 5 states have internal predecessors, (418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 23:17:09,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:17:09,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 23:17:09,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:17:09,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 23:17:09,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 23:17:09,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 23:17:09,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-05 23:17:09,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:18:46,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:18:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 23:18:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:18:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 23:18:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 23:18:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 23:18:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-05 23:18:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 23:18:46,644 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-04-05 23:18:46,644 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 23:18:46,645 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 23:18:46,645 INFO L85 PathProgramCache]: Analyzing trace with hash 1697532386, now seen corresponding path program 1 times [2024-04-05 23:18:46,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 23:18:46,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103096282] [2024-04-05 23:18:46,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 23:18:46,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 23:18:46,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 23:18:47,578 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-04-05 23:18:47,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 23:18:47,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103096282] [2024-04-05 23:18:47,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1103096282] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 23:18:47,579 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 23:18:47,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-04-05 23:18:47,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189633689] [2024-04-05 23:18:47,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 23:18:47,581 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-05 23:18:47,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 23:18:47,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-05 23:18:47,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-04-05 23:18:47,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:18:47,582 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 23:18:47,582 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 59.42857142857143) internal successors, (416), 7 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 23:18:47,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:18:47,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 23:18:47,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:18:47,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 23:18:47,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 23:18:47,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 23:18:47,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-05 23:18:47,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 23:18:47,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:20:58,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:20:58,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 23:20:58,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:20:58,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 23:20:58,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 23:20:58,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 23:20:58,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-05 23:20:58,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 23:20:58,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 23:20:58,607 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-04-05 23:20:58,607 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 23:20:58,607 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 23:20:58,607 INFO L85 PathProgramCache]: Analyzing trace with hash -144801415, now seen corresponding path program 1 times [2024-04-05 23:20:58,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 23:20:58,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598199697] [2024-04-05 23:20:58,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 23:20:58,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 23:20:58,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 23:20:59,347 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-04-05 23:20:59,347 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 23:20:59,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598199697] [2024-04-05 23:20:59,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598199697] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 23:20:59,348 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 23:20:59,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-05 23:20:59,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271084012] [2024-04-05 23:20:59,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 23:20:59,349 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-05 23:20:59,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 23:20:59,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-05 23:20:59,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-05 23:20:59,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:20:59,350 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 23:20:59,351 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 131.33333333333334) internal successors, (394), 3 states have internal predecessors, (394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 23:20:59,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:20:59,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 23:20:59,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:20:59,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 23:20:59,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 23:20:59,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 23:20:59,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-05 23:20:59,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 23:20:59,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 23:20:59,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-04-05 23:21:39,024 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-04-05 23:21:39,025 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2024-04-05 23:21:39,028 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-04-05 23:21:39,028 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-04-05 23:21:39,029 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-04-05 23:21:39,029 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-04-05 23:21:39,037 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 23:21:39,037 INFO L445 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1] [2024-04-05 23:21:39,058 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-05 23:21:39,058 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-05 23:21:39,063 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 23:21:39,065 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 11:21:39 BasicIcfg [2024-04-05 23:21:39,065 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-05 23:21:39,074 INFO L158 Benchmark]: Toolchain (without parser) took 504243.78ms. Allocated memory was 245.4MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 173.5MB in the beginning and 4.0GB in the end (delta: -3.8GB). Peak memory consumption was 4.0GB. Max. memory is 8.0GB. [2024-04-05 23:21:39,074 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 166.7MB. Free memory is still 134.8MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 23:21:39,075 INFO L158 Benchmark]: CACSL2BoogieTranslator took 278.06ms. Allocated memory is still 245.4MB. Free memory was 173.3MB in the beginning and 158.4MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2024-04-05 23:21:39,075 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.51ms. Allocated memory is still 245.4MB. Free memory was 158.1MB in the beginning and 154.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-04-05 23:21:39,075 INFO L158 Benchmark]: Boogie Preprocessor took 94.60ms. Allocated memory is still 245.4MB. Free memory was 154.0MB in the beginning and 211.2MB in the end (delta: -57.2MB). Peak memory consumption was 10.9MB. Max. memory is 8.0GB. [2024-04-05 23:21:39,076 INFO L158 Benchmark]: RCFGBuilder took 913.54ms. Allocated memory is still 245.4MB. Free memory was 211.2MB in the beginning and 162.3MB in the end (delta: 48.8MB). Peak memory consumption was 49.3MB. Max. memory is 8.0GB. [2024-04-05 23:21:39,076 INFO L158 Benchmark]: TraceAbstraction took 502860.82ms. Allocated memory was 245.4MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 161.3MB in the beginning and 4.0GB in the end (delta: -3.9GB). Peak memory consumption was 4.0GB. Max. memory is 8.0GB. [2024-04-05 23:21:39,079 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 166.7MB. Free memory is still 134.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 278.06ms. Allocated memory is still 245.4MB. Free memory was 173.3MB in the beginning and 158.4MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 88.51ms. Allocated memory is still 245.4MB. Free memory was 158.1MB in the beginning and 154.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 94.60ms. Allocated memory is still 245.4MB. Free memory was 154.0MB in the beginning and 211.2MB in the end (delta: -57.2MB). Peak memory consumption was 10.9MB. Max. memory is 8.0GB. * RCFGBuilder took 913.54ms. Allocated memory is still 245.4MB. Free memory was 211.2MB in the beginning and 162.3MB in the end (delta: 48.8MB). Peak memory consumption was 49.3MB. Max. memory is 8.0GB. * TraceAbstraction took 502860.82ms. Allocated memory was 245.4MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 161.3MB in the beginning and 4.0GB in the end (delta: -3.9GB). Peak memory consumption was 4.0GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 45474955, independent: 42957024, independent conditional: 42848439, independent unconditional: 108585, dependent: 2517931, dependent conditional: 2154141, dependent unconditional: 363790, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 42957642, independent: 42957024, independent conditional: 42848439, independent unconditional: 108585, dependent: 618, dependent conditional: 618, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 42957642, independent: 42957024, independent conditional: 42848439, independent unconditional: 108585, dependent: 618, dependent conditional: 618, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 42957642, independent: 42957024, independent conditional: 42848439, independent unconditional: 108585, dependent: 618, dependent conditional: 618, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 42959150, independent: 42957024, independent conditional: 75963, independent unconditional: 42881061, dependent: 2126, dependent conditional: 890, dependent unconditional: 1236, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 42959150, independent: 42957024, independent conditional: 7926, independent unconditional: 42949098, dependent: 2126, dependent conditional: 308, dependent unconditional: 1818, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 42959150, independent: 42957024, independent conditional: 7926, independent unconditional: 42949098, dependent: 2126, dependent conditional: 308, dependent unconditional: 1818, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 101173, independent: 101128, independent conditional: 0, independent unconditional: 101128, dependent: 45, dependent conditional: 29, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 101173, independent: 101128, independent conditional: 0, independent unconditional: 101128, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 45, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 45, dependent conditional: 29, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 45, dependent conditional: 29, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 168, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 168, dependent conditional: 69, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 42959150, independent: 42855896, independent conditional: 7926, independent unconditional: 42847970, dependent: 2081, dependent conditional: 279, dependent unconditional: 1802, unknown: 101173, unknown conditional: 29, unknown unconditional: 101144] , Statistics on independence cache: Total cache size (in pairs): 101173, Positive cache size: 101128, Positive conditional cache size: 0, Positive unconditional cache size: 101128, Negative cache size: 45, Negative conditional cache size: 29, Negative unconditional cache size: 16, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 68619, Maximal queried relation: 4, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 42959150, independent: 42957024, independent conditional: 75963, independent unconditional: 42881061, dependent: 2126, dependent conditional: 890, dependent unconditional: 1236, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 42959150, independent: 42957024, independent conditional: 7926, independent unconditional: 42949098, dependent: 2126, dependent conditional: 308, dependent unconditional: 1818, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 42959150, independent: 42957024, independent conditional: 7926, independent unconditional: 42949098, dependent: 2126, dependent conditional: 308, dependent unconditional: 1818, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 101173, independent: 101128, independent conditional: 0, independent unconditional: 101128, dependent: 45, dependent conditional: 29, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 101173, independent: 101128, independent conditional: 0, independent unconditional: 101128, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 45, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 45, dependent conditional: 29, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 45, dependent conditional: 29, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 168, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 168, dependent conditional: 69, dependent unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 42959150, independent: 42855896, independent conditional: 7926, independent unconditional: 42847970, dependent: 2081, dependent conditional: 279, dependent unconditional: 1802, unknown: 101173, unknown conditional: 29, unknown unconditional: 101144] , Statistics on independence cache: Total cache size (in pairs): 101173, Positive cache size: 101128, Positive conditional cache size: 0, Positive unconditional cache size: 101128, Negative cache size: 45, Negative conditional cache size: 29, Negative unconditional cache size: 16, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 68619 ], Independence queries for same thread: 2517313 - TimeoutResultAtElement [Line: 164]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 158]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 156]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 157]: 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 7 procedures, 1180 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 502.6s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 493.2s, 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: 90, 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: 0.4s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 6.7s InterpolantComputationTime, 5625 NumberOfCodeBlocks, 5562 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 6398 ConstructedInterpolants, 0 QuantifiedInterpolants, 9475 SizeOfPredicates, 18 NumberOfNonLiveVariables, 2146 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 15 InterpolantComputations, 8 PerfectInterpolantSequences, 1403/1502 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown [2024-04-05 23:21:39,140 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 [2024-04-05 23:21:39,325 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 !ENTRY org.eclipse.osgi 4 0 2024-04-05 23:21:39.539 !MESSAGE Application error !STACK 1 org.eclipse.core.internal.resources.ResourceException(/)[568]: java.io.FileNotFoundException: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0e7bb1a75/.metadata/.plugins/org.eclipse.core.resources/.root/1.tree (No such file or directory) at java.base/java.io.FileOutputStream.open0(Native Method) at java.base/java.io.FileOutputStream.open(FileOutputStream.java:298) at java.base/java.io.FileOutputStream.(FileOutputStream.java:237) at java.base/java.io.FileOutputStream.(FileOutputStream.java:187) at org.eclipse.core.internal.localstore.SafeFileOutputStream.(SafeFileOutputStream.java:55) at org.eclipse.core.internal.resources.SaveManager.saveTree(SaveManager.java:1381) at org.eclipse.core.internal.resources.SaveManager.save(SaveManager.java:1168) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2333) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2322) at de.uni_freiburg.informatik.ultimate.core.coreplugin.UltimateCore.start(UltimateCore.java:190) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:657) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:594) at org.eclipse.equinox.launcher.Main.run(Main.java:1465) at org.eclipse.equinox.launcher.Main.main(Main.java:1438) An error has occurred. See the log file /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0e7bb1a75/.metadata/.log.