/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 SLEEP_SET --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-4.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-06 21:59:22,311 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-06 21:59:22,393 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-06 21:59:22,398 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-06 21:59:22,399 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-06 21:59:22,426 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-06 21:59:22,427 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-06 21:59:22,428 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-06 21:59:22,428 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-06 21:59:22,432 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-06 21:59:22,432 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-06 21:59:22,432 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-06 21:59:22,433 INFO L153 SettingsManager]: * Use SBE=true [2024-05-06 21:59:22,434 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-06 21:59:22,434 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-06 21:59:22,435 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-06 21:59:22,435 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-06 21:59:22,435 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-06 21:59:22,435 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-06 21:59:22,436 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-06 21:59:22,436 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-06 21:59:22,436 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-06 21:59:22,436 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-06 21:59:22,437 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-06 21:59:22,437 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-06 21:59:22,437 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-06 21:59:22,437 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-06 21:59:22,437 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-06 21:59:22,438 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-06 21:59:22,438 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 21:59:22,439 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-06 21:59:22,439 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-06 21:59:22,439 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-06 21:59:22,439 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-06 21:59:22,440 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-06 21:59:22,440 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-06 21:59:22,440 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-06 21:59:22,440 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-06 21:59:22,440 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-06 21:59:22,440 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-06 21:59:22,695 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-06 21:59:22,715 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-06 21:59:22,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-06 21:59:22,718 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-06 21:59:22,720 INFO L274 PluginConnector]: CDTParser initialized [2024-05-06 21:59:22,721 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-misc-4.wvr.c [2024-05-06 21:59:23,894 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-06 21:59:24,085 INFO L384 CDTParser]: Found 1 translation units. [2024-05-06 21:59:24,086 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-4.wvr.c [2024-05-06 21:59:24,093 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a0735abbb/4ef909d8011e44048e7df0e5b0fceee0/FLAGb85a57067 [2024-05-06 21:59:24,107 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a0735abbb/4ef909d8011e44048e7df0e5b0fceee0 [2024-05-06 21:59:24,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-06 21:59:24,110 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-06 21:59:24,111 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-06 21:59:24,111 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-06 21:59:24,115 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-06 21:59:24,115 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 09:59:24" (1/1) ... [2024-05-06 21:59:24,116 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@652121fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:59:24, skipping insertion in model container [2024-05-06 21:59:24,116 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 09:59:24" (1/1) ... [2024-05-06 21:59:24,136 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-06 21:59:24,263 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-4.wvr.c[2950,2963] [2024-05-06 21:59:24,267 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 21:59:24,275 INFO L202 MainTranslator]: Completed pre-run [2024-05-06 21:59:24,295 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-4.wvr.c[2950,2963] [2024-05-06 21:59:24,296 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 21:59:24,303 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 21:59:24,303 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 21:59:24,310 INFO L206 MainTranslator]: Completed translation [2024-05-06 21:59:24,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:59:24 WrapperNode [2024-05-06 21:59:24,311 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-06 21:59:24,312 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-06 21:59:24,312 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-06 21:59:24,312 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-06 21:59:24,318 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:59:24" (1/1) ... [2024-05-06 21:59:24,325 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:59:24" (1/1) ... [2024-05-06 21:59:24,342 INFO L138 Inliner]: procedures = 22, calls = 43, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2024-05-06 21:59:24,343 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-06 21:59:24,343 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-06 21:59:24,343 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-06 21:59:24,344 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-06 21:59:24,350 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:59:24" (1/1) ... [2024-05-06 21:59:24,350 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:59:24" (1/1) ... [2024-05-06 21:59:24,356 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:59:24" (1/1) ... [2024-05-06 21:59:24,357 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:59:24" (1/1) ... [2024-05-06 21:59:24,367 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:59:24" (1/1) ... [2024-05-06 21:59:24,370 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:59:24" (1/1) ... [2024-05-06 21:59:24,371 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:59:24" (1/1) ... [2024-05-06 21:59:24,372 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:59:24" (1/1) ... [2024-05-06 21:59:24,374 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-06 21:59:24,375 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-06 21:59:24,375 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-06 21:59:24,375 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-06 21:59:24,376 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:59:24" (1/1) ... [2024-05-06 21:59:24,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 21:59:24,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 21:59:24,409 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 21:59:24,414 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 21:59:24,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-06 21:59:24,454 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-06 21:59:24,454 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-06 21:59:24,454 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-06 21:59:24,454 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-06 21:59:24,454 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-06 21:59:24,454 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-06 21:59:24,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-06 21:59:24,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-06 21:59:24,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-06 21:59:24,455 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-06 21:59:24,455 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-06 21:59:24,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-06 21:59:24,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-06 21:59:24,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-06 21:59:24,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-06 21:59:24,457 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 21:59:24,539 INFO L241 CfgBuilder]: Building ICFG [2024-05-06 21:59:24,540 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-06 21:59:24,746 INFO L282 CfgBuilder]: Performing block encoding [2024-05-06 21:59:24,768 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-06 21:59:24,768 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2024-05-06 21:59:24,770 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 09:59:24 BoogieIcfgContainer [2024-05-06 21:59:24,770 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-06 21:59:24,772 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-06 21:59:24,773 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-06 21:59:24,775 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-06 21:59:24,776 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 09:59:24" (1/3) ... [2024-05-06 21:59:24,776 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41818b8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 09:59:24, skipping insertion in model container [2024-05-06 21:59:24,776 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 09:59:24" (2/3) ... [2024-05-06 21:59:24,777 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41818b8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 09:59:24, skipping insertion in model container [2024-05-06 21:59:24,777 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 09:59:24" (3/3) ... [2024-05-06 21:59:24,778 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-misc-4.wvr.c [2024-05-06 21:59:24,785 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-06 21:59:24,808 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-06 21:59:24,809 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-06 21:59:24,809 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-06 21:59:24,907 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-05-06 21:59:24,942 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 21:59:24,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 21:59:24,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 21:59:24,948 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 21:59:24,949 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 21:59:25,000 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 21:59:25,016 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 21:59:25,017 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 21:59:25,038 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;@206d7466, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 21:59:25,038 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-06 21:59:25,231 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 21:59:25,232 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 21:59:25,233 INFO L85 PathProgramCache]: Analyzing trace with hash 965139587, now seen corresponding path program 1 times [2024-05-06 21:59:25,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 21:59:25,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799858457] [2024-05-06 21:59:25,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:25,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:25,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 21:59:25,449 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 21:59:25,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 21:59:25,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799858457] [2024-05-06 21:59:25,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799858457] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 21:59:25,450 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 21:59:25,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 21:59:25,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315060411] [2024-05-06 21:59:25,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 21:59:25,457 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 21:59:25,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 21:59:25,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 21:59:25,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 21:59:25,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:25,480 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 21:59:25,481 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 39.5) internal successors, (79), 2 states have internal predecessors, (79), 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 21:59:25,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:25,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:25,545 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-06 21:59:25,545 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 21:59:25,545 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 21:59:25,546 INFO L85 PathProgramCache]: Analyzing trace with hash -1493657350, now seen corresponding path program 1 times [2024-05-06 21:59:25,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 21:59:25,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258721832] [2024-05-06 21:59:25,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:25,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:25,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 21:59:26,019 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 21:59:26,019 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 21:59:26,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258721832] [2024-05-06 21:59:26,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [258721832] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 21:59:26,020 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 21:59:26,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-06 21:59:26,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321490919] [2024-05-06 21:59:26,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 21:59:26,022 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-06 21:59:26,022 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 21:59:26,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 21:59:26,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-06 21:59:26,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:26,023 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 21:59:26,024 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 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 21:59:26,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:26,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:26,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:26,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 21:59:26,253 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-06 21:59:26,254 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 21:59:26,254 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 21:59:26,254 INFO L85 PathProgramCache]: Analyzing trace with hash -785776675, now seen corresponding path program 1 times [2024-05-06 21:59:26,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 21:59:26,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702522793] [2024-05-06 21:59:26,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:26,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:26,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 21:59:26,769 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 21:59:26,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 21:59:26,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702522793] [2024-05-06 21:59:26,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1702522793] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 21:59:26,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [633719337] [2024-05-06 21:59:26,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:26,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 21:59:26,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 21:59:26,774 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 21:59:26,791 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 21:59:26,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 21:59:26,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 10 conjunts are in the unsatisfiable core [2024-05-06 21:59:26,884 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 21:59:27,103 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 21:59:27,103 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 21:59:27,268 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 21:59:27,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [633719337] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 21:59:27,269 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 21:59:27,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 7] total 17 [2024-05-06 21:59:27,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333804667] [2024-05-06 21:59:27,273 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 21:59:27,275 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-05-06 21:59:27,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 21:59:27,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-05-06 21:59:27,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2024-05-06 21:59:27,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:27,277 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 21:59:27,278 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 9.294117647058824) internal successors, (158), 17 states have internal predecessors, (158), 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 21:59:27,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:27,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 21:59:27,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:28,520 INFO L85 PathProgramCache]: Analyzing trace with hash 575938310, now seen corresponding path program 1 times [2024-05-06 21:59:28,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:28,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:28,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:28,554 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:28,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:28,750 INFO L85 PathProgramCache]: Analyzing trace with hash 367732437, now seen corresponding path program 1 times [2024-05-06 21:59:28,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:28,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:28,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 21:59:28,850 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-06 21:59:28,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:28,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:28,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 21:59:28,942 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-06 21:59:28,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-06 21:59:28,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-06 21:59:29,548 INFO L85 PathProgramCache]: Analyzing trace with hash 575938310, now seen corresponding path program 2 times [2024-05-06 21:59:29,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:29,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:29,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:29,574 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:29,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:29,785 INFO L85 PathProgramCache]: Analyzing trace with hash -1334836720, now seen corresponding path program 1 times [2024-05-06 21:59:29,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:29,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:29,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 21:59:30,067 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 21:59:30,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:30,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:30,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 21:59:30,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 21:59:30,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 21:59:30,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2024-05-06 21:59:31,357 INFO L85 PathProgramCache]: Analyzing trace with hash 575938310, now seen corresponding path program 3 times [2024-05-06 21:59:31,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:31,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:31,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:31,372 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:31,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:31,634 INFO L85 PathProgramCache]: Analyzing trace with hash 1417141650, now seen corresponding path program 1 times [2024-05-06 21:59:31,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:31,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:31,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:31,648 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:31,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:31,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:31,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 21:59:31,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 21:59:31,736 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 21:59:31,933 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable9 [2024-05-06 21:59:31,934 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 21:59:31,934 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 21:59:31,934 INFO L85 PathProgramCache]: Analyzing trace with hash -1489228461, now seen corresponding path program 1 times [2024-05-06 21:59:31,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 21:59:31,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648137635] [2024-05-06 21:59:31,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:31,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:31,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 21:59:32,439 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 130 proven. 63 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2024-05-06 21:59:32,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 21:59:32,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648137635] [2024-05-06 21:59:32,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [648137635] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 21:59:32,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1261337537] [2024-05-06 21:59:32,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:32,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 21:59:32,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 21:59:32,441 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 21:59:32,461 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 21:59:32,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 21:59:32,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 6 conjunts are in the unsatisfiable core [2024-05-06 21:59:32,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 21:59:32,659 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 134 proven. 50 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-05-06 21:59:32,659 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 21:59:32,775 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 156 proven. 28 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-05-06 21:59:32,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1261337537] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 21:59:32,775 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 21:59:32,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 11 [2024-05-06 21:59:32,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139563984] [2024-05-06 21:59:32,776 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 21:59:32,776 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-05-06 21:59:32,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 21:59:32,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-05-06 21:59:32,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-05-06 21:59:32,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:32,777 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 21:59:32,777 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 14.0) internal successors, (154), 11 states have internal predecessors, (154), 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 21:59:32,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:32,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 21:59:32,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 21:59:32,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:33,963 INFO L85 PathProgramCache]: Analyzing trace with hash 575938310, now seen corresponding path program 4 times [2024-05-06 21:59:33,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:33,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:33,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:33,977 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:33,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:34,287 INFO L85 PathProgramCache]: Analyzing trace with hash 1417141650, now seen corresponding path program 2 times [2024-05-06 21:59:34,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:34,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:34,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:34,302 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:34,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:34,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:34,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 21:59:34,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 21:59:34,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 21:59:34,369 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-05-06 21:59:34,564 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12,SelfDestructingSolverStorable13 [2024-05-06 21:59:34,565 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 21:59:34,565 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 21:59:34,565 INFO L85 PathProgramCache]: Analyzing trace with hash 633763695, now seen corresponding path program 2 times [2024-05-06 21:59:34,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 21:59:34,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52491916] [2024-05-06 21:59:34,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:34,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:34,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 21:59:34,833 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 49 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-05-06 21:59:34,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 21:59:34,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52491916] [2024-05-06 21:59:34,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52491916] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 21:59:34,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1377348036] [2024-05-06 21:59:34,838 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-06 21:59:34,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 21:59:34,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 21:59:34,840 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 21:59:34,857 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 21:59:34,937 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-06 21:59:34,938 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 21:59:34,939 INFO L262 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 6 conjunts are in the unsatisfiable core [2024-05-06 21:59:34,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 21:59:34,980 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 41 proven. 1 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-05-06 21:59:34,981 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 21:59:35,044 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 41 proven. 1 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-05-06 21:59:35,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1377348036] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 21:59:35,044 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 21:59:35,044 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 12 [2024-05-06 21:59:35,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530278699] [2024-05-06 21:59:35,045 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 21:59:35,045 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-05-06 21:59:35,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 21:59:35,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-05-06 21:59:35,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2024-05-06 21:59:35,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:35,049 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 21:59:35,050 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 10.333333333333334) internal successors, (124), 12 states have internal predecessors, (124), 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 21:59:35,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:35,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 21:59:35,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 21:59:35,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 21:59:35,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:36,472 INFO L85 PathProgramCache]: Analyzing trace with hash 575938310, now seen corresponding path program 5 times [2024-05-06 21:59:36,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:36,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:36,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:36,483 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:36,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:36,747 INFO L85 PathProgramCache]: Analyzing trace with hash 1417141650, now seen corresponding path program 3 times [2024-05-06 21:59:36,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:36,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:36,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:36,759 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:36,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:36,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:36,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 21:59:36,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 21:59:36,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 21:59:36,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-06 21:59:36,871 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 21:59:37,066 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16 [2024-05-06 21:59:37,067 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 21:59:37,067 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 21:59:37,067 INFO L85 PathProgramCache]: Analyzing trace with hash 665766863, now seen corresponding path program 1 times [2024-05-06 21:59:37,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 21:59:37,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518304915] [2024-05-06 21:59:37,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:37,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:37,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 21:59:37,200 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-06 21:59:37,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 21:59:37,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518304915] [2024-05-06 21:59:37,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1518304915] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 21:59:37,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 21:59:37,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-05-06 21:59:37,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105098005] [2024-05-06 21:59:37,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 21:59:37,202 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-05-06 21:59:37,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 21:59:37,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-06 21:59:37,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-05-06 21:59:37,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:37,203 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 21:59:37,203 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 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 21:59:37,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:37,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 21:59:37,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 21:59:37,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 21:59:37,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-06 21:59:37,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:37,904 INFO L85 PathProgramCache]: Analyzing trace with hash 575938310, now seen corresponding path program 6 times [2024-05-06 21:59:37,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:37,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:37,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:37,921 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:37,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:38,187 INFO L85 PathProgramCache]: Analyzing trace with hash 1417141650, now seen corresponding path program 4 times [2024-05-06 21:59:38,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:38,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:38,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:38,202 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:38,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:38,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:38,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 21:59:38,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 21:59:38,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 21:59:38,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-06 21:59:38,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-06 21:59:38,253 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable17 [2024-05-06 21:59:38,253 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 21:59:38,253 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 21:59:38,254 INFO L85 PathProgramCache]: Analyzing trace with hash -993537041, now seen corresponding path program 3 times [2024-05-06 21:59:38,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 21:59:38,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989628452] [2024-05-06 21:59:38,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:38,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:38,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 21:59:38,590 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 21:59:38,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 21:59:38,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989628452] [2024-05-06 21:59:38,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989628452] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 21:59:38,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [927456269] [2024-05-06 21:59:38,590 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-06 21:59:38,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 21:59:38,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 21:59:38,592 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 21:59:38,600 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 21:59:38,710 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-05-06 21:59:38,710 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 21:59:38,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 18 conjunts are in the unsatisfiable core [2024-05-06 21:59:38,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 21:59:38,967 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 21:59:38,967 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 21:59:39,254 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 9 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 21:59:39,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [927456269] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 21:59:39,255 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 21:59:39,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 14, 14] total 29 [2024-05-06 21:59:39,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765268745] [2024-05-06 21:59:39,255 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 21:59:39,255 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-05-06 21:59:39,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 21:59:39,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-05-06 21:59:39,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=665, Unknown=0, NotChecked=0, Total=812 [2024-05-06 21:59:39,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:39,257 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 21:59:39,257 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 6.862068965517241) internal successors, (199), 29 states have internal predecessors, (199), 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 21:59:39,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:39,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 21:59:39,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 21:59:39,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 21:59:39,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-06 21:59:39,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-06 21:59:39,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:42,694 INFO L85 PathProgramCache]: Analyzing trace with hash -417876720, now seen corresponding path program 1 times [2024-05-06 21:59:42,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:42,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:42,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:42,717 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:42,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:43,196 INFO L85 PathProgramCache]: Analyzing trace with hash -152421183, now seen corresponding path program 2 times [2024-05-06 21:59:43,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:43,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:43,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:43,220 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:43,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:43,539 INFO L85 PathProgramCache]: Analyzing trace with hash 817897402, now seen corresponding path program 3 times [2024-05-06 21:59:43,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:43,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:43,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:43,575 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:43,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:43,722 INFO L85 PathProgramCache]: Analyzing trace with hash 2047601751, now seen corresponding path program 4 times [2024-05-06 21:59:43,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:43,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:43,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:43,741 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:43,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:43,986 INFO L85 PathProgramCache]: Analyzing trace with hash 1550557326, now seen corresponding path program 5 times [2024-05-06 21:59:43,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:43,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:44,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:44,003 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:44,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:44,266 INFO L85 PathProgramCache]: Analyzing trace with hash -1219244029, now seen corresponding path program 6 times [2024-05-06 21:59:44,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:44,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:44,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:44,284 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:44,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:44,505 INFO L85 PathProgramCache]: Analyzing trace with hash -1750855081, now seen corresponding path program 7 times [2024-05-06 21:59:44,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:44,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:44,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:44,519 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:44,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:44,659 INFO L85 PathProgramCache]: Analyzing trace with hash -373812262, now seen corresponding path program 8 times [2024-05-06 21:59:44,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:44,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:44,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:44,680 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:44,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:44,898 INFO L85 PathProgramCache]: Analyzing trace with hash -333212438, now seen corresponding path program 9 times [2024-05-06 21:59:44,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:44,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:44,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:44,976 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:44,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:46,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:46,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 21:59:46,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 21:59:46,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 21:59:46,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 21:59:46,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-06 21:59:46,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2024-05-06 21:59:46,747 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 21:59:46,944 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-05-06 21:59:46,944 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 21:59:46,945 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 21:59:46,945 INFO L85 PathProgramCache]: Analyzing trace with hash -1907627315, now seen corresponding path program 4 times [2024-05-06 21:59:46,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 21:59:46,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500887714] [2024-05-06 21:59:46,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:46,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:46,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 21:59:47,153 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-06 21:59:47,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 21:59:47,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500887714] [2024-05-06 21:59:47,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [500887714] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 21:59:47,154 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 21:59:47,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 21:59:47,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233144341] [2024-05-06 21:59:47,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 21:59:47,155 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 21:59:47,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 21:59:47,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 21:59:47,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-05-06 21:59:47,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:47,156 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 21:59:47,156 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 7 states have internal predecessors, (91), 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 21:59:47,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:47,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 21:59:47,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 21:59:47,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 21:59:47,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 21:59:47,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-06 21:59:47,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2024-05-06 21:59:47,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:50,707 INFO L85 PathProgramCache]: Analyzing trace with hash 107753792, now seen corresponding path program 1 times [2024-05-06 21:59:50,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:50,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:50,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:50,716 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:50,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:51,018 INFO L85 PathProgramCache]: Analyzing trace with hash 1748416607, now seen corresponding path program 1 times [2024-05-06 21:59:51,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:51,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:51,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:51,028 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:51,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:51,175 INFO L85 PathProgramCache]: Analyzing trace with hash -179688550, now seen corresponding path program 1 times [2024-05-06 21:59:51,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:51,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:51,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:51,185 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:51,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:51,335 INFO L85 PathProgramCache]: Analyzing trace with hash 1041501471, now seen corresponding path program 2 times [2024-05-06 21:59:51,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:51,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:51,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:51,344 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:51,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:51,577 INFO L85 PathProgramCache]: Analyzing trace with hash 672558113, now seen corresponding path program 1 times [2024-05-06 21:59:51,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:51,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:51,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:51,586 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:51,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:51,726 INFO L85 PathProgramCache]: Analyzing trace with hash 122585368, now seen corresponding path program 1 times [2024-05-06 21:59:51,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:51,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:51,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:51,736 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:51,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:51,900 INFO L85 PathProgramCache]: Analyzing trace with hash -1317046687, now seen corresponding path program 2 times [2024-05-06 21:59:51,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:51,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:51,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:51,910 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:51,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:52,051 INFO L85 PathProgramCache]: Analyzing trace with hash -767014262, now seen corresponding path program 1 times [2024-05-06 21:59:52,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:52,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:52,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:52,061 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:52,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:52,190 INFO L85 PathProgramCache]: Analyzing trace with hash -1698415537, now seen corresponding path program 1 times [2024-05-06 21:59:52,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:52,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:52,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:52,200 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:52,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:52,356 INFO L85 PathProgramCache]: Analyzing trace with hash 2000758154, now seen corresponding path program 2 times [2024-05-06 21:59:52,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:52,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:52,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:52,366 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:52,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:52,663 INFO L85 PathProgramCache]: Analyzing trace with hash 736604892, now seen corresponding path program 1 times [2024-05-06 21:59:52,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:52,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:52,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:52,672 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:52,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:53,606 INFO L85 PathProgramCache]: Analyzing trace with hash -1190946041, now seen corresponding path program 1 times [2024-05-06 21:59:53,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:53,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:53,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:53,617 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:53,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:53,742 INFO L85 PathProgramCache]: Analyzing trace with hash 177696510, now seen corresponding path program 1 times [2024-05-06 21:59:53,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:53,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:53,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:53,752 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:53,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:53,935 INFO L85 PathProgramCache]: Analyzing trace with hash 1894516039, now seen corresponding path program 2 times [2024-05-06 21:59:53,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:53,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:53,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:53,945 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:53,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:54,067 INFO L85 PathProgramCache]: Analyzing trace with hash -1212293103, now seen corresponding path program 1 times [2024-05-06 21:59:54,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:54,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:54,076 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:54,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:54,201 INFO L85 PathProgramCache]: Analyzing trace with hash -7290828, now seen corresponding path program 1 times [2024-05-06 21:59:54,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:54,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:54,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:54,215 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:54,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:54,417 INFO L85 PathProgramCache]: Analyzing trace with hash 1145243089, now seen corresponding path program 2 times [2024-05-06 21:59:54,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:54,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:54,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:54,442 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:54,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:54,569 INFO L85 PathProgramCache]: Analyzing trace with hash -262544334, now seen corresponding path program 1 times [2024-05-06 21:59:54,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:54,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:54,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:54,578 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:54,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:54,712 INFO L85 PathProgramCache]: Analyzing trace with hash -735631181, now seen corresponding path program 1 times [2024-05-06 21:59:54,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:54,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:54,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:54,721 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:54,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:55,089 INFO L85 PathProgramCache]: Analyzing trace with hash 774182066, now seen corresponding path program 2 times [2024-05-06 21:59:55,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 21:59:55,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 21:59:55,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:55,098 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 21:59:55,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 21:59:55,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 21:59:55,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 21:59:55,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-06 21:59:55,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 21:59:55,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-06 21:59:55,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-06 21:59:55,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2024-05-06 21:59:55,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 21:59:55,561 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-06 21:59:55,561 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-06 21:59:55,561 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-06 21:59:55,561 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-06 21:59:55,561 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,SelfDestructingSolverStorable40,SelfDestructingSolverStorable30,SelfDestructingSolverStorable41,SelfDestructingSolverStorable31,SelfDestructingSolverStorable42,SelfDestructingSolverStorable32,SelfDestructingSolverStorable43,SelfDestructingSolverStorable33,SelfDestructingSolverStorable44,SelfDestructingSolverStorable34,SelfDestructingSolverStorable45,SelfDestructingSolverStorable35,SelfDestructingSolverStorable46,SelfDestructingSolverStorable36,SelfDestructingSolverStorable47,SelfDestructingSolverStorable37,SelfDestructingSolverStorable48,SelfDestructingSolverStorable38,SelfDestructingSolverStorable49,SelfDestructingSolverStorable39 [2024-05-06 21:59:55,565 INFO L448 BasicCegarLoop]: Path program histogram: [9, 6, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 21:59:55,567 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-06 21:59:55,567 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-06 21:59:55,570 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.05 09:59:55 BasicIcfg [2024-05-06 21:59:55,571 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-06 21:59:55,571 INFO L158 Benchmark]: Toolchain (without parser) took 31461.38ms. Allocated memory was 265.3MB in the beginning and 1.3GB in the end (delta: 1.0GB). Free memory was 195.7MB in the beginning and 792.3MB in the end (delta: -596.6MB). Peak memory consumption was 407.9MB. Max. memory is 8.0GB. [2024-05-06 21:59:55,571 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 265.3MB. Free memory is still 235.1MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-06 21:59:55,571 INFO L158 Benchmark]: CACSL2BoogieTranslator took 200.19ms. Allocated memory is still 265.3MB. Free memory was 195.6MB in the beginning and 184.0MB in the end (delta: 11.6MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-05-06 21:59:55,572 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.16ms. Allocated memory is still 265.3MB. Free memory was 184.0MB in the beginning and 182.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-06 21:59:55,572 INFO L158 Benchmark]: Boogie Preprocessor took 30.70ms. Allocated memory is still 265.3MB. Free memory was 182.3MB in the beginning and 180.9MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-06 21:59:55,572 INFO L158 Benchmark]: RCFGBuilder took 395.12ms. Allocated memory is still 265.3MB. Free memory was 180.9MB in the beginning and 165.4MB in the end (delta: 15.5MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2024-05-06 21:59:55,573 INFO L158 Benchmark]: TraceAbstraction took 30798.20ms. Allocated memory was 265.3MB in the beginning and 1.3GB in the end (delta: 1.0GB). Free memory was 164.1MB in the beginning and 792.3MB in the end (delta: -628.2MB). Peak memory consumption was 376.5MB. Max. memory is 8.0GB. [2024-05-06 21:59:55,574 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 265.3MB. Free memory is still 235.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 200.19ms. Allocated memory is still 265.3MB. Free memory was 195.6MB in the beginning and 184.0MB in the end (delta: 11.6MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 31.16ms. Allocated memory is still 265.3MB. Free memory was 184.0MB in the beginning and 182.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.70ms. Allocated memory is still 265.3MB. Free memory was 182.3MB in the beginning and 180.9MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 395.12ms. Allocated memory is still 265.3MB. Free memory was 180.9MB in the beginning and 165.4MB in the end (delta: 15.5MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * TraceAbstraction took 30798.20ms. Allocated memory was 265.3MB in the beginning and 1.3GB in the end (delta: 1.0GB). Free memory was 164.1MB in the beginning and 792.3MB in the end (delta: -628.2MB). Peak memory consumption was 376.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 913841, independent: 884881, independent conditional: 884271, independent unconditional: 610, dependent: 28960, dependent conditional: 28960, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 886291, independent: 884881, independent conditional: 884271, independent unconditional: 610, dependent: 1410, dependent conditional: 1410, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 886291, independent: 884881, independent conditional: 884271, independent unconditional: 610, dependent: 1410, dependent conditional: 1410, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 886291, independent: 884881, independent conditional: 884271, independent unconditional: 610, dependent: 1410, dependent conditional: 1410, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 892441, independent: 884881, independent conditional: 396430, independent unconditional: 488451, dependent: 7560, dependent conditional: 5851, dependent unconditional: 1709, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 892441, independent: 884881, independent conditional: 331901, independent unconditional: 552980, dependent: 7560, dependent conditional: 4575, dependent unconditional: 2985, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 892441, independent: 884881, independent conditional: 331901, independent unconditional: 552980, dependent: 7560, dependent conditional: 4575, dependent unconditional: 2985, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1123, independent: 1001, independent conditional: 259, independent unconditional: 742, dependent: 122, dependent conditional: 108, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1123, independent: 945, independent conditional: 0, independent unconditional: 945, dependent: 178, dependent conditional: 0, dependent unconditional: 178, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 178, independent: 56, independent conditional: 48, independent unconditional: 8, dependent: 122, dependent conditional: 108, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 178, independent: 56, independent conditional: 48, independent unconditional: 8, dependent: 122, dependent conditional: 108, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 371, independent: 183, independent conditional: 136, independent unconditional: 47, dependent: 188, dependent conditional: 173, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 892441, independent: 883880, independent conditional: 331642, independent unconditional: 552238, dependent: 7438, dependent conditional: 4467, dependent unconditional: 2971, unknown: 1123, unknown conditional: 367, unknown unconditional: 756] , Statistics on independence cache: Total cache size (in pairs): 1123, Positive cache size: 1001, Positive conditional cache size: 259, Positive unconditional cache size: 742, Negative cache size: 122, Negative conditional cache size: 108, Negative unconditional cache size: 14, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 65805, Maximal queried relation: 9, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 892441, independent: 884881, independent conditional: 396430, independent unconditional: 488451, dependent: 7560, dependent conditional: 5851, dependent unconditional: 1709, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 892441, independent: 884881, independent conditional: 331901, independent unconditional: 552980, dependent: 7560, dependent conditional: 4575, dependent unconditional: 2985, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 892441, independent: 884881, independent conditional: 331901, independent unconditional: 552980, dependent: 7560, dependent conditional: 4575, dependent unconditional: 2985, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1123, independent: 1001, independent conditional: 259, independent unconditional: 742, dependent: 122, dependent conditional: 108, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1123, independent: 945, independent conditional: 0, independent unconditional: 945, dependent: 178, dependent conditional: 0, dependent unconditional: 178, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 178, independent: 56, independent conditional: 48, independent unconditional: 8, dependent: 122, dependent conditional: 108, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 178, independent: 56, independent conditional: 48, independent unconditional: 8, dependent: 122, dependent conditional: 108, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 371, independent: 183, independent conditional: 136, independent unconditional: 47, dependent: 188, dependent conditional: 173, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 892441, independent: 883880, independent conditional: 331642, independent unconditional: 552238, dependent: 7438, dependent conditional: 4467, dependent unconditional: 2971, unknown: 1123, unknown conditional: 367, unknown unconditional: 756] , Statistics on independence cache: Total cache size (in pairs): 1123, Positive cache size: 1001, Positive conditional cache size: 259, Positive unconditional cache size: 742, Negative cache size: 122, Negative conditional cache size: 108, Negative unconditional cache size: 14, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 65805 ], Independence queries for same thread: 27550 - PositiveResult [Line: 116]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 126 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 30.6s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 9, EmptinessCheckTime: 25.3s, 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: 209, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 1257 NumberOfCodeBlocks, 1257 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1693 ConstructedInterpolants, 0 QuantifiedInterpolants, 6981 SizeOfPredicates, 22 NumberOfNonLiveVariables, 1027 ConjunctsInSsa, 40 ConjunctsInUnsatCore, 16 InterpolantComputations, 4 PerfectInterpolantSequences, 928/1149 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 9.7s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 2, ConditionalCommutativityConditionCalculations: 70, ConditionalCommutativityTraceChecks: 41, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-06 21:59:55,594 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-05-06 21:59:55,793 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...