/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/parallel-misc-5.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-06 11:50:37,826 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-06 11:50:37,892 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-06 11:50:37,896 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-06 11:50:37,896 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-06 11:50:37,920 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-06 11:50:37,921 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-06 11:50:37,921 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-06 11:50:37,921 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-06 11:50:37,924 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-06 11:50:37,925 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-06 11:50:37,925 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-06 11:50:37,925 INFO L153 SettingsManager]: * Use SBE=true [2024-05-06 11:50:37,926 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-06 11:50:37,926 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-06 11:50:37,927 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-06 11:50:37,927 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-06 11:50:37,927 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-06 11:50:37,927 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-06 11:50:37,927 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-06 11:50:37,927 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-06 11:50:37,928 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-06 11:50:37,929 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-06 11:50:37,929 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-06 11:50:37,929 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-06 11:50:37,929 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-06 11:50:37,929 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-06 11:50:37,929 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-06 11:50:37,930 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-06 11:50:37,930 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 11:50:37,931 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-06 11:50:37,931 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-06 11:50:37,931 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-06 11:50:37,931 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-06 11:50:37,931 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-06 11:50:37,931 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-06 11:50:37,931 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-06 11:50:37,932 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-06 11:50:37,932 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-06 11:50:37,932 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-06 11:50:38,145 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-06 11:50:38,158 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-06 11:50:38,160 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-06 11:50:38,161 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-06 11:50:38,161 INFO L274 PluginConnector]: CDTParser initialized [2024-05-06 11:50:38,162 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-misc-5.wvr.c [2024-05-06 11:50:39,254 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-06 11:50:39,397 INFO L384 CDTParser]: Found 1 translation units. [2024-05-06 11:50:39,397 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-5.wvr.c [2024-05-06 11:50:39,403 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d2ac394e7/dea731b49999453db45d2781ac238050/FLAG1d0c70e62 [2024-05-06 11:50:39,412 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d2ac394e7/dea731b49999453db45d2781ac238050 [2024-05-06 11:50:39,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-06 11:50:39,415 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-06 11:50:39,415 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-06 11:50:39,415 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-06 11:50:39,419 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-06 11:50:39,419 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 11:50:39" (1/1) ... [2024-05-06 11:50:39,420 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@189d5c8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:39, skipping insertion in model container [2024-05-06 11:50:39,420 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 11:50:39" (1/1) ... [2024-05-06 11:50:39,436 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-06 11:50:39,560 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/parallel-misc-5.wvr.c[3027,3040] [2024-05-06 11:50:39,567 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 11:50:39,574 INFO L202 MainTranslator]: Completed pre-run [2024-05-06 11:50:39,600 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/parallel-misc-5.wvr.c[3027,3040] [2024-05-06 11:50:39,601 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 11:50:39,606 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 11:50:39,606 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 11:50:39,611 INFO L206 MainTranslator]: Completed translation [2024-05-06 11:50:39,612 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:39 WrapperNode [2024-05-06 11:50:39,612 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-06 11:50:39,613 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-06 11:50:39,613 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-06 11:50:39,613 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-06 11:50:39,618 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:39" (1/1) ... [2024-05-06 11:50:39,630 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:39" (1/1) ... [2024-05-06 11:50:39,654 INFO L138 Inliner]: procedures = 22, calls = 45, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 148 [2024-05-06 11:50:39,654 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-06 11:50:39,655 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-06 11:50:39,655 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-06 11:50:39,655 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-06 11:50:39,661 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:39" (1/1) ... [2024-05-06 11:50:39,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:39" (1/1) ... [2024-05-06 11:50:39,670 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:39" (1/1) ... [2024-05-06 11:50:39,671 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:39" (1/1) ... [2024-05-06 11:50:39,680 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:39" (1/1) ... [2024-05-06 11:50:39,682 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:39" (1/1) ... [2024-05-06 11:50:39,683 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:39" (1/1) ... [2024-05-06 11:50:39,684 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:39" (1/1) ... [2024-05-06 11:50:39,685 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-06 11:50:39,686 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-06 11:50:39,686 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-06 11:50:39,686 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-06 11:50:39,687 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:39" (1/1) ... [2024-05-06 11:50:39,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 11:50:39,702 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 11:50:39,714 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-06 11:50:39,732 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-06 11:50:39,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-06 11:50:39,751 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-06 11:50:39,751 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-06 11:50:39,752 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-06 11:50:39,752 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-06 11:50:39,752 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-06 11:50:39,752 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-06 11:50:39,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-06 11:50:39,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-06 11:50:39,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-06 11:50:39,752 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-06 11:50:39,753 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-06 11:50:39,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-06 11:50:39,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-06 11:50:39,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-06 11:50:39,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-06 11:50:39,755 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-06 11:50:39,852 INFO L241 CfgBuilder]: Building ICFG [2024-05-06 11:50:39,854 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-06 11:50:40,053 INFO L282 CfgBuilder]: Performing block encoding [2024-05-06 11:50:40,122 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-06 11:50:40,123 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2024-05-06 11:50:40,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 11:50:40 BoogieIcfgContainer [2024-05-06 11:50:40,124 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-06 11:50:40,126 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-06 11:50:40,126 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-06 11:50:40,128 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-06 11:50:40,128 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 11:50:39" (1/3) ... [2024-05-06 11:50:40,129 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4028082b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 11:50:40, skipping insertion in model container [2024-05-06 11:50:40,129 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:39" (2/3) ... [2024-05-06 11:50:40,129 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4028082b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 11:50:40, skipping insertion in model container [2024-05-06 11:50:40,129 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 11:50:40" (3/3) ... [2024-05-06 11:50:40,130 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-misc-5.wvr.c [2024-05-06 11:50:40,135 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-06 11:50:40,142 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-06 11:50:40,142 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-06 11:50:40,142 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-06 11:50:40,196 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-05-06 11:50:40,244 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 11:50:40,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 11:50:40,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 11:50:40,246 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 11:50:40,247 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-06 11:50:40,321 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 11:50:40,335 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 11:50:40,336 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 11:50:40,354 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;@5da9cc92, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 11:50:40,355 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-06 11:50:40,529 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)] === [2024-05-06 11:50:40,530 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 11:50:40,530 INFO L85 PathProgramCache]: Analyzing trace with hash -1999319866, now seen corresponding path program 1 times [2024-05-06 11:50:40,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 11:50:40,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327136038] [2024-05-06 11:50:40,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:40,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:40,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:40,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-06 11:50:40,811 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 11:50:40,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327136038] [2024-05-06 11:50:40,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [327136038] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 11:50:40,811 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 11:50:40,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 11:50:40,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732002180] [2024-05-06 11:50:40,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 11:50:40,820 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 11:50:40,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 11:50:40,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 11:50:40,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 11:50:40,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:40,841 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 11:50:40,842 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 41.0) internal successors, (82), 2 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 11:50:40,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:40,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:40,882 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-06 11:50:40,882 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)] === [2024-05-06 11:50:40,883 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 11:50:40,883 INFO L85 PathProgramCache]: Analyzing trace with hash -1015584037, now seen corresponding path program 1 times [2024-05-06 11:50:40,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 11:50:40,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887964652] [2024-05-06 11:50:40,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:40,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:40,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:41,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:41,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 11:50:41,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887964652] [2024-05-06 11:50:41,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887964652] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 11:50:41,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 11:50:41,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-06 11:50:41,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877779609] [2024-05-06 11:50:41,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 11:50:41,203 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-06 11:50:41,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 11:50:41,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 11:50:41,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-06 11:50:41,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:41,204 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 11:50:41,204 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 11:50:41,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:41,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:41,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:41,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 11:50:41,339 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-06 11:50:41,339 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)] === [2024-05-06 11:50:41,340 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 11:50:41,340 INFO L85 PathProgramCache]: Analyzing trace with hash -1560678755, now seen corresponding path program 1 times [2024-05-06 11:50:41,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 11:50:41,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558125804] [2024-05-06 11:50:41,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:41,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:41,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:41,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:41,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 11:50:41,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558125804] [2024-05-06 11:50:41,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558125804] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 11:50:41,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [905572939] [2024-05-06 11:50:41,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:41,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 11:50:41,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 11:50:41,738 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 11:50:41,761 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-06 11:50:41,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:41,817 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 10 conjunts are in the unsatisfiable core [2024-05-06 11:50:41,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 11:50:41,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:41,967 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 11:50:42,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:42,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [905572939] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 11:50:42,071 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 11:50:42,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 14 [2024-05-06 11:50:42,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402914551] [2024-05-06 11:50:42,074 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 11:50:42,076 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 11:50:42,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 11:50:42,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 11:50:42,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2024-05-06 11:50:42,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:42,078 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 11:50:42,078 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 10.642857142857142) internal successors, (149), 14 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 11:50:42,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:42,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 11:50:42,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:42,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:42,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:50:42,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-06 11:50:42,349 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-05-06 11:50:42,537 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 [2024-05-06 11:50:42,537 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)] === [2024-05-06 11:50:42,538 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 11:50:42,538 INFO L85 PathProgramCache]: Analyzing trace with hash 949234814, now seen corresponding path program 1 times [2024-05-06 11:50:42,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 11:50:42,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391124263] [2024-05-06 11:50:42,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:42,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:42,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:42,826 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:42,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 11:50:42,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391124263] [2024-05-06 11:50:42,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391124263] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 11:50:42,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [596991106] [2024-05-06 11:50:42,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:42,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 11:50:42,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 11:50:42,828 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 11:50:42,853 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-06 11:50:42,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:42,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 6 conjunts are in the unsatisfiable core [2024-05-06 11:50:42,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 11:50:42,952 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-06 11:50:42,953 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-06 11:50:42,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [596991106] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 11:50:42,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-06 11:50:42,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 10 [2024-05-06 11:50:42,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141465822] [2024-05-06 11:50:42,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 11:50:42,954 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-06 11:50:42,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 11:50:42,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 11:50:42,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-05-06 11:50:42,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:42,955 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 11:50:42,955 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 5 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 11:50:42,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:42,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:50:42,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-06 11:50:42,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:43,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:43,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:50:43,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-06 11:50:43,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:50:43,112 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-05-06 11:50:43,291 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 [2024-05-06 11:50:43,292 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)] === [2024-05-06 11:50:43,293 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 11:50:43,293 INFO L85 PathProgramCache]: Analyzing trace with hash 2021783021, now seen corresponding path program 1 times [2024-05-06 11:50:43,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 11:50:43,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237041505] [2024-05-06 11:50:43,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:43,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:43,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:43,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:43,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 11:50:43,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237041505] [2024-05-06 11:50:43,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [237041505] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 11:50:43,460 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 11:50:43,460 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 11:50:43,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414878865] [2024-05-06 11:50:43,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 11:50:43,460 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 11:50:43,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 11:50:43,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 11:50:43,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-05-06 11:50:43,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:43,462 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 11:50:43,462 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 11:50:43,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:43,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:50:43,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-06 11:50:43,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:50:43,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:44,339 INFO L85 PathProgramCache]: Analyzing trace with hash -2080851608, now seen corresponding path program 1 times [2024-05-06 11:50:44,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:44,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:44,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:44,351 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:44,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:44,472 INFO L85 PathProgramCache]: Analyzing trace with hash -507862098, now seen corresponding path program 1 times [2024-05-06 11:50:44,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:44,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:44,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:44,484 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:44,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:44,602 INFO L85 PathProgramCache]: Analyzing trace with hash -1354523072, now seen corresponding path program 1 times [2024-05-06 11:50:44,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:44,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:44,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:44,616 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:44,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:44,815 INFO L85 PathProgramCache]: Analyzing trace with hash 1064684385, now seen corresponding path program 1 times [2024-05-06 11:50:44,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:44,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:44,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:44,961 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:44,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:44,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:44,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:45,047 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:45,178 INFO L85 PathProgramCache]: Analyzing trace with hash -1354522079, now seen corresponding path program 1 times [2024-05-06 11:50:45,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:45,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:45,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:45,271 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:45,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:45,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:45,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:45,363 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:45,535 INFO L85 PathProgramCache]: Analyzing trace with hash -1354522079, now seen corresponding path program 2 times [2024-05-06 11:50:45,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:45,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:45,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:45,548 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:45,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:45,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:45,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:50:45,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 11:50:45,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:50:45,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:50:45,598 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9 [2024-05-06 11:50:45,599 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)] === [2024-05-06 11:50:45,599 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 11:50:45,599 INFO L85 PathProgramCache]: Analyzing trace with hash 739883248, now seen corresponding path program 1 times [2024-05-06 11:50:45,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 11:50:45,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652198817] [2024-05-06 11:50:45,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:45,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:45,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:45,821 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:45,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 11:50:45,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652198817] [2024-05-06 11:50:45,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652198817] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 11:50:45,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1697526909] [2024-05-06 11:50:45,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:45,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 11:50:45,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 11:50:45,823 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 11:50:45,850 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-06 11:50:45,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:45,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 13 conjunts are in the unsatisfiable core [2024-05-06 11:50:45,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 11:50:46,011 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:46,011 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 11:50:46,143 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:46,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1697526909] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 11:50:46,143 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 11:50:46,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 20 [2024-05-06 11:50:46,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987001030] [2024-05-06 11:50:46,144 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 11:50:46,144 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-05-06 11:50:46,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 11:50:46,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-05-06 11:50:46,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=303, Unknown=0, NotChecked=0, Total=380 [2024-05-06 11:50:46,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:46,145 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 11:50:46,145 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 9.55) internal successors, (191), 20 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 11:50:46,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:46,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:50:46,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-06 11:50:46,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:50:46,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:50:46,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:48,205 INFO L85 PathProgramCache]: Analyzing trace with hash -2080851608, now seen corresponding path program 2 times [2024-05-06 11:50:48,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:48,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:48,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:48,216 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:48,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:48,333 INFO L85 PathProgramCache]: Analyzing trace with hash -507862098, now seen corresponding path program 2 times [2024-05-06 11:50:48,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:48,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:48,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:48,349 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:48,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:48,457 INFO L85 PathProgramCache]: Analyzing trace with hash 720453016, now seen corresponding path program 2 times [2024-05-06 11:50:48,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:48,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:48,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:48,468 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:48,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:48,559 INFO L85 PathProgramCache]: Analyzing trace with hash -1634472982, now seen corresponding path program 3 times [2024-05-06 11:50:48,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:48,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:48,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:48,571 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:48,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:48,742 INFO L85 PathProgramCache]: Analyzing trace with hash -1634471989, now seen corresponding path program 1 times [2024-05-06 11:50:48,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:48,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:48,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:48,754 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:48,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:48,849 INFO L85 PathProgramCache]: Analyzing trace with hash 1624401731, now seen corresponding path program 2 times [2024-05-06 11:50:48,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:48,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:48,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:48,872 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:48,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:49,137 INFO L85 PathProgramCache]: Analyzing trace with hash 1624402724, now seen corresponding path program 3 times [2024-05-06 11:50:49,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:49,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:49,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:49,150 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:49,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:49,328 INFO L85 PathProgramCache]: Analyzing trace with hash 969330807, now seen corresponding path program 4 times [2024-05-06 11:50:49,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:49,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:49,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:49,454 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:49,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:49,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:49,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:49,593 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 8 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:49,734 INFO L85 PathProgramCache]: Analyzing trace with hash -15515715, now seen corresponding path program 5 times [2024-05-06 11:50:49,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:49,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:49,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:49,901 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 14 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-06 11:50:49,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:49,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:49,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:50,008 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 14 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-06 11:50:50,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:50,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:50:50,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 11:50:50,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:50:50,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:50:50,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 11:50:50,118 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-05-06 11:50:50,318 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable13,SelfDestructingSolverStorable24,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-05-06 11:50:50,318 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)] === [2024-05-06 11:50:50,319 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 11:50:50,319 INFO L85 PathProgramCache]: Analyzing trace with hash -796462674, now seen corresponding path program 1 times [2024-05-06 11:50:50,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 11:50:50,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344962140] [2024-05-06 11:50:50,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:50,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:50,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:50,632 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 132 proven. 20 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-05-06 11:50:50,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 11:50:50,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344962140] [2024-05-06 11:50:50,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344962140] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 11:50:50,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [293905820] [2024-05-06 11:50:50,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:50,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 11:50:50,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 11:50:50,634 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 11:50:50,662 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-06 11:50:50,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:50,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 6 conjunts are in the unsatisfiable core [2024-05-06 11:50:50,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 11:50:50,817 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 128 proven. 22 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2024-05-06 11:50:50,818 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 11:50:50,893 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 133 proven. 17 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2024-05-06 11:50:50,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [293905820] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 11:50:50,893 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 11:50:50,893 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 11 [2024-05-06 11:50:50,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45962671] [2024-05-06 11:50:50,895 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 11:50:50,895 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-05-06 11:50:50,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 11:50:50,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-05-06 11:50:50,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2024-05-06 11:50:50,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:50,899 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 11:50:50,899 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 14.181818181818182) internal successors, (156), 11 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 11:50:50,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:50,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:50:50,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-06 11:50:50,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:50:50,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:50:50,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 11:50:50,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:52,987 INFO L85 PathProgramCache]: Analyzing trace with hash -2080851608, now seen corresponding path program 3 times [2024-05-06 11:50:52,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:52,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:53,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:53,008 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:53,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:53,097 INFO L85 PathProgramCache]: Analyzing trace with hash -507862098, now seen corresponding path program 3 times [2024-05-06 11:50:53,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:53,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:53,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:53,107 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:53,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:53,234 INFO L85 PathProgramCache]: Analyzing trace with hash 720453016, now seen corresponding path program 4 times [2024-05-06 11:50:53,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:53,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:53,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:53,253 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:53,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:53,351 INFO L85 PathProgramCache]: Analyzing trace with hash 275465182, now seen corresponding path program 5 times [2024-05-06 11:50:53,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:53,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:53,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:53,364 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:53,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:53,481 INFO L85 PathProgramCache]: Analyzing trace with hash 1721816662, now seen corresponding path program 6 times [2024-05-06 11:50:53,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:53,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:53,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:53,494 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:53,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:53,717 INFO L85 PathProgramCache]: Analyzing trace with hash 1721817655, now seen corresponding path program 3 times [2024-05-06 11:50:53,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:53,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:53,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:53,731 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:53,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:53,837 INFO L85 PathProgramCache]: Analyzing trace with hash -875002385, now seen corresponding path program 4 times [2024-05-06 11:50:53,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:53,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:53,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:53,851 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:53,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:54,089 INFO L85 PathProgramCache]: Analyzing trace with hash -875001392, now seen corresponding path program 5 times [2024-05-06 11:50:54,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:54,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:54,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:54,101 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:54,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:54,234 INFO L85 PathProgramCache]: Analyzing trace with hash 439409113, now seen corresponding path program 6 times [2024-05-06 11:50:54,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:54,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:54,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:54,355 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 16 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:54,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:54,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:54,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:54,456 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:54,682 INFO L85 PathProgramCache]: Analyzing trace with hash 634495136, now seen corresponding path program 7 times [2024-05-06 11:50:54,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:54,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:54,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:54,778 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 16 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:54,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:54,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:54,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:54,928 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 16 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:55,042 INFO L85 PathProgramCache]: Analyzing trace with hash 708703751, now seen corresponding path program 8 times [2024-05-06 11:50:55,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:55,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:55,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:55,159 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 16 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:55,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:55,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:55,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:55,285 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 16 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:55,411 INFO L85 PathProgramCache]: Analyzing trace with hash 708703783, now seen corresponding path program 9 times [2024-05-06 11:50:55,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:55,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:55,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:55,621 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 14 proven. 16 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-05-06 11:50:55,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:55,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:55,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:55,749 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 14 proven. 16 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-05-06 11:50:56,532 INFO L85 PathProgramCache]: Analyzing trace with hash 284738674, now seen corresponding path program 6 times [2024-05-06 11:50:56,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:56,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:56,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:56,612 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:56,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:56,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:56,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:56,712 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:56,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:56,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:50:56,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 11:50:56,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:50:56,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:50:56,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 11:50:56,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 11:50:56,849 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-05-06 11:50:57,049 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable40,SelfDestructingSolverStorable30,SelfDestructingSolverStorable41,SelfDestructingSolverStorable31,SelfDestructingSolverStorable42,SelfDestructingSolverStorable29,SelfDestructingSolverStorable32,SelfDestructingSolverStorable43,SelfDestructingSolverStorable33,SelfDestructingSolverStorable34,SelfDestructingSolverStorable35,SelfDestructingSolverStorable25,SelfDestructingSolverStorable36,SelfDestructingSolverStorable26,SelfDestructingSolverStorable37,SelfDestructingSolverStorable27,SelfDestructingSolverStorable38,SelfDestructingSolverStorable28,SelfDestructingSolverStorable39 [2024-05-06 11:50:57,049 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)] === [2024-05-06 11:50:57,050 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 11:50:57,050 INFO L85 PathProgramCache]: Analyzing trace with hash 336700328, now seen corresponding path program 1 times [2024-05-06 11:50:57,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 11:50:57,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669812802] [2024-05-06 11:50:57,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:57,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:57,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:57,252 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-05-06 11:50:57,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 11:50:57,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669812802] [2024-05-06 11:50:57,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1669812802] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 11:50:57,253 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 11:50:57,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-06 11:50:57,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410996450] [2024-05-06 11:50:57,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 11:50:57,253 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-06 11:50:57,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 11:50:57,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-06 11:50:57,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-05-06 11:50:57,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:57,254 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 11:50:57,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.5) internal successors, (99), 6 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 11:50:57,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:57,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:50:57,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-06 11:50:57,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:50:57,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:50:57,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 11:50:57,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 11:50:57,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:59,208 INFO L85 PathProgramCache]: Analyzing trace with hash 708703751, now seen corresponding path program 10 times [2024-05-06 11:50:59,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:59,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:59,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:59,298 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 16 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:59,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:59,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:59,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:59,405 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 12 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:51:00,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:51:00,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:51:00,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 11:51:00,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:51:00,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:51:00,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 11:51:00,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 11:51:00,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 11:51:00,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44,SelfDestructingSolverStorable45,SelfDestructingSolverStorable46 [2024-05-06 11:51:00,165 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)] === [2024-05-06 11:51:00,165 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 11:51:00,166 INFO L85 PathProgramCache]: Analyzing trace with hash 980430480, now seen corresponding path program 2 times [2024-05-06 11:51:00,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 11:51:00,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226480362] [2024-05-06 11:51:00,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:51:00,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:51:00,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:51:00,304 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 34 proven. 20 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-06 11:51:00,304 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 11:51:00,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226480362] [2024-05-06 11:51:00,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226480362] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 11:51:00,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1957300264] [2024-05-06 11:51:00,304 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-06 11:51:00,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 11:51:00,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 11:51:00,306 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 11:51:00,324 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-06 11:51:00,429 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-06 11:51:00,430 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 11:51:00,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 10 conjunts are in the unsatisfiable core [2024-05-06 11:51:00,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 11:51:00,517 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 34 proven. 23 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-06 11:51:00,517 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 11:51:00,589 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 34 proven. 20 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-06 11:51:00,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1957300264] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 11:51:00,589 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 11:51:00,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 10 [2024-05-06 11:51:00,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832259486] [2024-05-06 11:51:00,589 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 11:51:00,590 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-05-06 11:51:00,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 11:51:00,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 11:51:00,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-05-06 11:51:00,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:51:00,590 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 11:51:00,591 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 14.4) internal successors, (144), 10 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 11:51:00,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:51:00,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:51:00,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-06 11:51:00,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:51:00,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:51:00,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 11:51:00,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 11:51:00,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 11:51:00,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:51:04,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:51:04,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:51:04,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 11:51:04,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:51:04,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:51:04,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 11:51:04,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 11:51:04,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 11:51:04,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:51:04,400 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-05-06 11:51:04,576 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2024-05-06 11:51:04,576 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)] === [2024-05-06 11:51:04,576 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 11:51:04,576 INFO L85 PathProgramCache]: Analyzing trace with hash 1696302686, now seen corresponding path program 2 times [2024-05-06 11:51:04,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 11:51:04,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050527412] [2024-05-06 11:51:04,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:51:04,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:51:04,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:51:04,878 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 35 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-06 11:51:04,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 11:51:04,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050527412] [2024-05-06 11:51:04,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050527412] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 11:51:04,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [590129789] [2024-05-06 11:51:04,878 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-06 11:51:04,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 11:51:04,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 11:51:04,879 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 11:51:04,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-05-06 11:51:05,006 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-06 11:51:05,007 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 11:51:05,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 19 conjunts are in the unsatisfiable core [2024-05-06 11:51:05,009 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 11:51:05,132 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 64 proven. 50 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-06 11:51:05,133 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 11:51:05,322 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 78 proven. 36 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-06 11:51:05,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [590129789] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 11:51:05,322 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 11:51:05,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 13] total 25 [2024-05-06 11:51:05,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406244621] [2024-05-06 11:51:05,324 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 11:51:05,325 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-05-06 11:51:05,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 11:51:05,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-05-06 11:51:05,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=446, Unknown=0, NotChecked=0, Total=600 [2024-05-06 11:51:05,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:51:05,326 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 11:51:05,326 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 10.16) internal successors, (254), 25 states have internal predecessors, (254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 11:51:05,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:51:05,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:51:05,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-06 11:51:05,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:51:05,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:51:05,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 11:51:05,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 11:51:05,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 11:51:05,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:51:05,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:51:28,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:51:28,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:51:28,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 11:51:28,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:51:28,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:51:28,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 11:51:28,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 11:51:28,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 11:51:28,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:51:28,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 11:51:28,624 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-05-06 11:51:28,821 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2024-05-06 11:51:28,822 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-06 11:51:28,824 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 11:51:28,825 INFO L85 PathProgramCache]: Analyzing trace with hash -1784991100, now seen corresponding path program 3 times [2024-05-06 11:51:28,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 11:51:28,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972438840] [2024-05-06 11:51:28,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:51:28,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:51:28,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:51:29,056 INFO L134 CoverageAnalysis]: Checked inductivity of 733 backedges. 349 proven. 0 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2024-05-06 11:51:29,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 11:51:29,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972438840] [2024-05-06 11:51:29,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972438840] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 11:51:29,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 11:51:29,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 11:51:29,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446361376] [2024-05-06 11:51:29,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 11:51:29,058 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 11:51:29,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 11:51:29,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 11:51:29,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-06 11:51:29,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:51:29,060 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 11:51:29,060 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.285714285714286) internal successors, (100), 7 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 11:51:29,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:51:29,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:51:29,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-06 11:51:29,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:51:29,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:51:29,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 11:51:29,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 11:51:29,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 11:51:29,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:51:29,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-06 11:51:29,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:51:53,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:51:53,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:51:53,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 11:51:53,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:51:53,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:51:53,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 11:51:53,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 11:51:53,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 11:51:53,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:51:53,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 11:51:53,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:51:53,747 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-05-06 11:51:53,747 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-06 11:51:53,748 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 11:51:53,748 INFO L85 PathProgramCache]: Analyzing trace with hash -150933420, now seen corresponding path program 4 times [2024-05-06 11:51:53,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 11:51:53,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905444026] [2024-05-06 11:51:53,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:51:53,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:51:53,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:51:53,942 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 211 proven. 99 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-05-06 11:51:53,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 11:51:53,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905444026] [2024-05-06 11:51:53,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905444026] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 11:51:53,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2073183866] [2024-05-06 11:51:53,942 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-06 11:51:53,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 11:51:53,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 11:51:53,966 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 11:51:54,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-05-06 11:51:54,096 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-06 11:51:54,097 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 11:51:54,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 16 conjunts are in the unsatisfiable core [2024-05-06 11:51:54,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 11:51:54,230 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 205 proven. 108 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-05-06 11:51:54,230 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 11:51:54,403 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 211 proven. 99 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-05-06 11:51:54,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2073183866] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 11:51:54,403 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 11:51:54,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12, 11] total 18 [2024-05-06 11:51:54,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776203840] [2024-05-06 11:51:54,404 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 11:51:54,405 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-05-06 11:51:54,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 11:51:54,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-05-06 11:51:54,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=204, Unknown=0, NotChecked=0, Total=306 [2024-05-06 11:51:54,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:51:54,405 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 11:51:54,406 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 13.555555555555555) internal successors, (244), 18 states have internal predecessors, (244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 11:51:54,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:51:54,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:51:54,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-06 11:51:54,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:51:54,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:51:54,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 11:51:54,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 11:51:54,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 11:51:54,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:51:54,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-06 11:51:54,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:51:54,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:52:50,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:52:50,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:52:50,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 11:52:50,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:52:50,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:52:50,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 11:52:50,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 11:52:50,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 11:52:50,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:52:50,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 11:52:50,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 11:52:50,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 11:52:50,765 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-05-06 11:52:50,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 11:52:50,965 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-06 11:52:50,966 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 11:52:50,966 INFO L85 PathProgramCache]: Analyzing trace with hash 224039482, now seen corresponding path program 3 times [2024-05-06 11:52:50,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 11:52:50,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845284877] [2024-05-06 11:52:50,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:52:50,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:52:50,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:52:51,637 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 433 proven. 193 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-05-06 11:52:51,637 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 11:52:51,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845284877] [2024-05-06 11:52:51,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845284877] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 11:52:51,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1526092268] [2024-05-06 11:52:51,637 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-06 11:52:51,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 11:52:51,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 11:52:51,638 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 11:52:51,640 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-05-06 11:52:51,809 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2024-05-06 11:52:51,809 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 11:52:51,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 31 conjunts are in the unsatisfiable core [2024-05-06 11:52:51,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 11:52:52,031 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 398 proven. 228 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-05-06 11:52:52,031 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 11:52:52,379 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 432 proven. 194 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-05-06 11:52:52,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1526092268] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 11:52:52,380 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 11:52:52,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21, 21] total 37 [2024-05-06 11:52:52,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492446765] [2024-05-06 11:52:52,380 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 11:52:52,381 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-05-06 11:52:52,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 11:52:52,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-05-06 11:52:52,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=412, Invalid=920, Unknown=0, NotChecked=0, Total=1332 [2024-05-06 11:52:52,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:52:52,384 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 11:52:52,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 10.27027027027027) internal successors, (380), 37 states have internal predecessors, (380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 11:52:52,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:52:52,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:52:52,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-06 11:52:52,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:52:52,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:52:52,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 11:52:52,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 11:52:52,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 11:52:52,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 11:52:52,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-06 11:52:52,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 11:52:52,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-06 11:52:52,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-05-06 11:59:55,140 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-05-06 11:59:55,176 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 11:59:55,176 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 11:59:55,176 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 11:59:55,339 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 11:59:55,340 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2024-05-06 11:59:55,342 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-06 11:59:55,342 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-06 11:59:55,342 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-06 11:59:55,342 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-06 11:59:55,346 INFO L448 BasicCegarLoop]: Path program histogram: [10, 6, 6, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 11:59:55,348 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-06 11:59:55,349 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-06 11:59:55,351 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.05 11:59:55 BasicIcfg [2024-05-06 11:59:55,351 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-06 11:59:55,351 INFO L158 Benchmark]: Toolchain (without parser) took 555936.47ms. Allocated memory was 335.5MB in the beginning and 8.0GB in the end (delta: 7.7GB). Free memory was 262.6MB in the beginning and 5.6GB in the end (delta: -5.3GB). Peak memory consumption was 2.3GB. Max. memory is 8.0GB. [2024-05-06 11:59:55,351 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 179.3MB. Free memory is still 145.3MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-06 11:59:55,351 INFO L158 Benchmark]: CACSL2BoogieTranslator took 196.68ms. Allocated memory is still 335.5MB. Free memory was 262.4MB in the beginning and 250.8MB in the end (delta: 11.6MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-05-06 11:59:55,351 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.68ms. Allocated memory is still 335.5MB. Free memory was 250.8MB in the beginning and 248.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-06 11:59:55,351 INFO L158 Benchmark]: Boogie Preprocessor took 30.38ms. Allocated memory is still 335.5MB. Free memory was 248.9MB in the beginning and 247.4MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-06 11:59:55,352 INFO L158 Benchmark]: RCFGBuilder took 438.21ms. Allocated memory is still 335.5MB. Free memory was 247.4MB in the beginning and 291.2MB in the end (delta: -43.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2024-05-06 11:59:55,352 INFO L158 Benchmark]: TraceAbstraction took 555224.84ms. Allocated memory was 335.5MB in the beginning and 8.0GB in the end (delta: 7.7GB). Free memory was 290.2MB in the beginning and 5.6GB in the end (delta: -5.3GB). Peak memory consumption was 2.4GB. Max. memory is 8.0GB. [2024-05-06 11:59:55,353 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.08ms. Allocated memory is still 179.3MB. Free memory is still 145.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 196.68ms. Allocated memory is still 335.5MB. Free memory was 262.4MB in the beginning and 250.8MB in the end (delta: 11.6MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 41.68ms. Allocated memory is still 335.5MB. Free memory was 250.8MB in the beginning and 248.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.38ms. Allocated memory is still 335.5MB. Free memory was 248.9MB in the beginning and 247.4MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 438.21ms. Allocated memory is still 335.5MB. Free memory was 247.4MB in the beginning and 291.2MB in the end (delta: -43.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 555224.84ms. Allocated memory was 335.5MB in the beginning and 8.0GB in the end (delta: 7.7GB). Free memory was 290.2MB in the beginning and 5.6GB in the end (delta: -5.3GB). Peak memory consumption was 2.4GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 34391233, independent: 33679988, independent conditional: 33679277, independent unconditional: 711, dependent: 711245, dependent conditional: 711245, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 33680356, independent: 33679988, independent conditional: 33679277, independent unconditional: 711, dependent: 368, dependent conditional: 368, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33680356, independent: 33679988, independent conditional: 33679277, independent unconditional: 711, dependent: 368, dependent conditional: 368, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 33680356, independent: 33679988, independent conditional: 33679277, independent unconditional: 711, dependent: 368, dependent conditional: 368, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33682067, independent: 33679988, independent conditional: 15964823, independent unconditional: 17715165, dependent: 2079, dependent conditional: 1539, dependent unconditional: 540, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 33682067, independent: 33679988, independent conditional: 9048831, independent unconditional: 24631157, dependent: 2079, dependent conditional: 1249, dependent unconditional: 830, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 33682067, independent: 33679988, independent conditional: 9048831, independent unconditional: 24631157, dependent: 2079, dependent conditional: 1249, dependent unconditional: 830, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 926, independent: 835, independent conditional: 126, independent unconditional: 709, dependent: 91, dependent conditional: 82, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 926, independent: 756, independent conditional: 0, independent unconditional: 756, dependent: 170, dependent conditional: 0, dependent unconditional: 170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 170, independent: 79, independent conditional: 71, independent unconditional: 8, dependent: 91, dependent conditional: 82, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 170, independent: 79, independent conditional: 71, independent unconditional: 8, dependent: 91, dependent conditional: 82, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 296, independent: 171, independent conditional: 100, independent unconditional: 71, dependent: 125, dependent conditional: 116, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 33682067, independent: 33679153, independent conditional: 9048705, independent unconditional: 24630448, dependent: 1988, dependent conditional: 1167, dependent unconditional: 821, unknown: 926, unknown conditional: 208, unknown unconditional: 718] , Statistics on independence cache: Total cache size (in pairs): 926, Positive cache size: 835, Positive conditional cache size: 126, Positive unconditional cache size: 709, Negative cache size: 91, Negative conditional cache size: 82, Negative unconditional cache size: 9, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6916282, Maximal queried relation: 10, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33682067, independent: 33679988, independent conditional: 15964823, independent unconditional: 17715165, dependent: 2079, dependent conditional: 1539, dependent unconditional: 540, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 33682067, independent: 33679988, independent conditional: 9048831, independent unconditional: 24631157, dependent: 2079, dependent conditional: 1249, dependent unconditional: 830, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 33682067, independent: 33679988, independent conditional: 9048831, independent unconditional: 24631157, dependent: 2079, dependent conditional: 1249, dependent unconditional: 830, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 926, independent: 835, independent conditional: 126, independent unconditional: 709, dependent: 91, dependent conditional: 82, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 926, independent: 756, independent conditional: 0, independent unconditional: 756, dependent: 170, dependent conditional: 0, dependent unconditional: 170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 170, independent: 79, independent conditional: 71, independent unconditional: 8, dependent: 91, dependent conditional: 82, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 170, independent: 79, independent conditional: 71, independent unconditional: 8, dependent: 91, dependent conditional: 82, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 296, independent: 171, independent conditional: 100, independent unconditional: 71, dependent: 125, dependent conditional: 116, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 33682067, independent: 33679153, independent conditional: 9048705, independent unconditional: 24630448, dependent: 1988, dependent conditional: 1167, dependent unconditional: 821, unknown: 926, unknown conditional: 208, unknown unconditional: 718] , Statistics on independence cache: Total cache size (in pairs): 926, Positive cache size: 835, Positive conditional cache size: 126, Positive unconditional cache size: 709, Negative cache size: 91, Negative conditional cache size: 82, Negative unconditional cache size: 9, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6916282 ], Independence queries for same thread: 710877 - TimeoutResultAtElement [Line: 120]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 114]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 115]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 113]: 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, 136 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 555.0s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 10, EmptinessCheckTime: 546.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 296, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 2686 NumberOfCodeBlocks, 2686 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 3627 ConstructedInterpolants, 0 QuantifiedInterpolants, 10000 SizeOfPredicates, 44 NumberOfNonLiveVariables, 2370 ConjunctsInSsa, 111 ConjunctsInUnsatCore, 28 InterpolantComputations, 6 PerfectInterpolantSequences, 3858/5053 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 53.1s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 43, ConditionalCommutativityTraceChecks: 29, ConditionalCommutativityImperfectProofs: 10 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown