/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 50 --traceabstraction.seed.for.random.criterion 213 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/test-easy6.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-05 06:31:30,695 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-05 06:31:30,767 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-05 06:31:30,772 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-05 06:31:30,772 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-05 06:31:30,805 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-05 06:31:30,805 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-05 06:31:30,806 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-05 06:31:30,806 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-05 06:31:30,810 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-05 06:31:30,810 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-05 06:31:30,811 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-05 06:31:30,811 INFO L153 SettingsManager]: * Use SBE=true [2024-04-05 06:31:30,813 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-05 06:31:30,813 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-05 06:31:30,813 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-05 06:31:30,813 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-05 06:31:30,813 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-05 06:31:30,814 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-05 06:31:30,814 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-05 06:31:30,814 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-05 06:31:30,814 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-05 06:31:30,815 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-05 06:31:30,815 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-05 06:31:30,815 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-05 06:31:30,815 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-05 06:31:30,815 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-05 06:31:30,816 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-05 06:31:30,816 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-05 06:31:30,816 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 06:31:30,817 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-05 06:31:30,817 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-05 06:31:30,818 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-05 06:31:30,818 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-05 06:31:30,818 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-05 06:31:30,818 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-05 06:31:30,818 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-05 06:31:30,818 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-05 06:31:30,818 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-05 06:31:30,819 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 50 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 [2024-04-05 06:31:31,104 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-05 06:31:31,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-05 06:31:31,125 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-05 06:31:31,127 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-05 06:31:31,127 INFO L274 PluginConnector]: CDTParser initialized [2024-04-05 06:31:31,128 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/test-easy6.wvr.c [2024-04-05 06:31:32,269 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-05 06:31:32,469 INFO L384 CDTParser]: Found 1 translation units. [2024-04-05 06:31:32,470 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-easy6.wvr.c [2024-04-05 06:31:32,478 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/35d46658e/9a61ac477cc444108b8fcc66f9a31c36/FLAGa9360f2fc [2024-04-05 06:31:32,494 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/35d46658e/9a61ac477cc444108b8fcc66f9a31c36 [2024-04-05 06:31:32,497 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-05 06:31:32,499 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-05 06:31:32,501 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-05 06:31:32,502 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-05 06:31:32,506 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-05 06:31:32,506 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 06:31:32" (1/1) ... [2024-04-05 06:31:32,507 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52eeff32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:31:32, skipping insertion in model container [2024-04-05 06:31:32,507 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 06:31:32" (1/1) ... [2024-04-05 06:31:32,536 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-05 06:31:32,682 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/test-easy6.wvr.c[3046,3059] [2024-04-05 06:31:32,686 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 06:31:32,694 INFO L202 MainTranslator]: Completed pre-run [2024-04-05 06:31:32,712 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/test-easy6.wvr.c[3046,3059] [2024-04-05 06:31:32,713 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 06:31:32,721 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 06:31:32,721 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 06:31:32,727 INFO L206 MainTranslator]: Completed translation [2024-04-05 06:31:32,728 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:31:32 WrapperNode [2024-04-05 06:31:32,728 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-05 06:31:32,729 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-05 06:31:32,729 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-05 06:31:32,729 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-05 06:31:32,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:31:32" (1/1) ... [2024-04-05 06:31:32,742 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:31:32" (1/1) ... [2024-04-05 06:31:32,769 INFO L138 Inliner]: procedures = 21, calls = 59, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 122 [2024-04-05 06:31:32,770 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-05 06:31:32,770 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-05 06:31:32,770 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-05 06:31:32,771 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-05 06:31:32,777 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:31:32" (1/1) ... [2024-04-05 06:31:32,777 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:31:32" (1/1) ... [2024-04-05 06:31:32,779 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:31:32" (1/1) ... [2024-04-05 06:31:32,779 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:31:32" (1/1) ... [2024-04-05 06:31:32,783 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:31:32" (1/1) ... [2024-04-05 06:31:32,785 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:31:32" (1/1) ... [2024-04-05 06:31:32,786 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:31:32" (1/1) ... [2024-04-05 06:31:32,786 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:31:32" (1/1) ... [2024-04-05 06:31:32,801 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-05 06:31:32,802 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-05 06:31:32,802 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-05 06:31:32,802 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-05 06:31:32,803 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:31:32" (1/1) ... [2024-04-05 06:31:32,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 06:31:32,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 06:31:32,838 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-04-05 06:31:32,864 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-04-05 06:31:32,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-05 06:31:32,888 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-05 06:31:32,889 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-05 06:31:32,889 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-05 06:31:32,889 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-05 06:31:32,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-05 06:31:32,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-05 06:31:32,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-05 06:31:32,890 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-05 06:31:32,890 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-05 06:31:32,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-05 06:31:32,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-05 06:31:32,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-05 06:31:32,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-05 06:31:32,892 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-05 06:31:32,997 INFO L241 CfgBuilder]: Building ICFG [2024-04-05 06:31:33,000 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-05 06:31:33,230 INFO L282 CfgBuilder]: Performing block encoding [2024-04-05 06:31:33,298 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-05 06:31:33,298 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-04-05 06:31:33,300 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 06:31:33 BoogieIcfgContainer [2024-04-05 06:31:33,300 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-05 06:31:33,340 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-05 06:31:33,340 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-05 06:31:33,355 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-05 06:31:33,355 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 06:31:32" (1/3) ... [2024-04-05 06:31:33,356 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53301ca2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 06:31:33, skipping insertion in model container [2024-04-05 06:31:33,356 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:31:32" (2/3) ... [2024-04-05 06:31:33,356 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53301ca2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 06:31:33, skipping insertion in model container [2024-04-05 06:31:33,356 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 06:31:33" (3/3) ... [2024-04-05 06:31:33,357 INFO L112 eAbstractionObserver]: Analyzing ICFG test-easy6.wvr.c [2024-04-05 06:31:33,366 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-05 06:31:33,374 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-05 06:31:33,374 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-05 06:31:33,374 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-05 06:31:33,412 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-04-05 06:31:33,448 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 06:31:33,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 06:31:33,449 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 06:31:33,450 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-05 06:31:33,451 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-04-05 06:31:33,492 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 06:31:33,508 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:31:33,509 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 06:31:33,519 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;@770bd498, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=50, mConComCheckerRandomSeed=213 [2024-04-05 06:31:33,519 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-04-05 06:31:33,571 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 06:31:33,573 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:31:33,573 INFO L85 PathProgramCache]: Analyzing trace with hash 990261730, now seen corresponding path program 1 times [2024-04-05 06:31:33,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:31:33,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926874163] [2024-04-05 06:31:33,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:31:33,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:31:33,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:31:33,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 06:31:33,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:31:33,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926874163] [2024-04-05 06:31:33,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1926874163] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 06:31:33,845 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 06:31:33,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-05 06:31:33,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556516017] [2024-04-05 06:31:33,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 06:31:33,850 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-05 06:31:33,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:31:33,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-05 06:31:33,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-05 06:31:33,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:31:33,876 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:31:33,878 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.5) internal successors, (67), 2 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:31:33,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:31:33,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:31:33,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-05 06:31:33,916 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 06:31:33,917 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:31:33,917 INFO L85 PathProgramCache]: Analyzing trace with hash -937853184, now seen corresponding path program 1 times [2024-04-05 06:31:33,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:31:33,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370316555] [2024-04-05 06:31:33,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:31:33,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:31:33,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:31:34,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 06:31:34,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:31:34,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370316555] [2024-04-05 06:31:34,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370316555] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 06:31:34,418 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 06:31:34,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-04-05 06:31:34,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121148357] [2024-04-05 06:31:34,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 06:31:34,420 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-04-05 06:31:34,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:31:34,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-04-05 06:31:34,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-04-05 06:31:34,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:31:34,421 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:31:34,422 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 9 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:31:34,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:31:34,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:31:34,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:31:34,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 06:31:34,766 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-05 06:31:34,767 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 06:31:34,767 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:31:34,767 INFO L85 PathProgramCache]: Analyzing trace with hash -825319108, now seen corresponding path program 2 times [2024-04-05 06:31:34,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:31:34,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102416024] [2024-04-05 06:31:34,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:31:34,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:31:34,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:31:34,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 06:31:34,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:31:34,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102416024] [2024-04-05 06:31:34,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102416024] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 06:31:34,968 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 06:31:34,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-04-05 06:31:34,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139675744] [2024-04-05 06:31:34,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 06:31:34,970 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-05 06:31:34,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:31:34,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-05 06:31:34,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-04-05 06:31:34,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:31:34,974 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:31:34,975 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:31:34,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:31:34,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 06:31:34,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:31:35,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:31:35,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 06:31:35,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 06:31:35,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-04-05 06:31:35,309 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 06:31:35,310 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:31:35,311 INFO L85 PathProgramCache]: Analyzing trace with hash -542173246, now seen corresponding path program 3 times [2024-04-05 06:31:35,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:31:35,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929425997] [2024-04-05 06:31:35,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:31:35,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:31:35,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:31:35,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 06:31:35,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:31:35,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929425997] [2024-04-05 06:31:35,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929425997] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 06:31:35,409 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 06:31:35,409 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-05 06:31:35,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499277025] [2024-04-05 06:31:35,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 06:31:35,412 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-05 06:31:35,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:31:35,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-05 06:31:35,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-05 06:31:35,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:31:35,414 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:31:35,415 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:31:35,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:31:35,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 06:31:35,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 06:31:35,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:31:35,562 INFO L85 PathProgramCache]: Analyzing trace with hash -2068714670, now seen corresponding path program 1 times [2024-04-05 06:31:35,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:31:35,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:31:35,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:31:35,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 06:31:35,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:31:35,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:31:35,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:31:35,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 06:31:35,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-04-05 06:31:35,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-04-05 06:31:35,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:31:35,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 06:31:35,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 06:31:35,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 06:31:35,895 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable5 [2024-04-05 06:31:35,895 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 06:31:35,896 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:31:35,896 INFO L85 PathProgramCache]: Analyzing trace with hash -29384544, now seen corresponding path program 4 times [2024-04-05 06:31:35,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:31:35,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083329294] [2024-04-05 06:31:35,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:31:35,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:31:35,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:31:36,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 06:31:36,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:31:36,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083329294] [2024-04-05 06:31:36,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083329294] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 06:31:36,112 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 06:31:36,112 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-04-05 06:31:36,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140808225] [2024-04-05 06:31:36,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 06:31:36,113 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-04-05 06:31:36,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:31:36,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-04-05 06:31:36,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-04-05 06:31:36,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:31:36,114 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:31:36,114 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:31:36,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:31:36,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 06:31:36,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 06:31:36,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 06:31:36,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:31:36,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:31:36,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 06:31:36,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 06:31:36,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 06:31:36,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 06:31:36,318 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-04-05 06:31:36,318 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 06:31:36,319 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:31:36,319 INFO L85 PathProgramCache]: Analyzing trace with hash -2005000066, now seen corresponding path program 5 times [2024-04-05 06:31:36,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:31:36,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164123929] [2024-04-05 06:31:36,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:31:36,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:31:36,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:31:36,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 06:31:36,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:31:36,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164123929] [2024-04-05 06:31:36,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164123929] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 06:31:36,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 06:31:36,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-05 06:31:36,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018539750] [2024-04-05 06:31:36,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 06:31:36,386 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-05 06:31:36,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:31:36,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-05 06:31:36,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-05 06:31:36,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:31:36,389 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:31:36,389 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:31:36,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:31:36,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 06:31:36,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 06:31:36,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 06:31:36,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 06:31:36,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:31:36,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:31:36,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 06:31:36,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 06:31:36,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 06:31:36,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 06:31:36,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 06:31:36,507 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-04-05 06:31:36,509 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 06:31:36,509 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:31:36,509 INFO L85 PathProgramCache]: Analyzing trace with hash 1013650020, now seen corresponding path program 6 times [2024-04-05 06:31:36,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:31:36,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856952962] [2024-04-05 06:31:36,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:31:36,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:31:36,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:31:36,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 06:31:36,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:31:36,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856952962] [2024-04-05 06:31:36,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856952962] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 06:31:36,609 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 06:31:36,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-04-05 06:31:36,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128256114] [2024-04-05 06:31:36,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 06:31:36,609 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-05 06:31:36,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:31:36,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-05 06:31:36,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-04-05 06:31:36,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:31:36,611 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:31:36,611 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:31:36,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:31:36,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 06:31:36,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 06:31:36,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 06:31:36,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 06:31:36,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 06:31:36,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:31:36,768 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-04-05 06:31:36,769 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@29f26192 at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:82) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.MonolithicHoareTripleChecker.isInductive(MonolithicHoareTripleChecker.java:174) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.MonolithicHoareTripleChecker.isInductive(MonolithicHoareTripleChecker.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.MonolithicHoareTripleChecker.checkInternal(MonolithicHoareTripleChecker.java:83) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton$InternalSuccessorComputationHelper.computeSuccWithSolver(AbstractInterpolantAutomaton.java:357) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.chooseFalseSuccessor2(BasicAbstractInterpolantAutomaton.java:107) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:73) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:246) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:218) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:202) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:202) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:202) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:202) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:218) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:202) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.LoopLockstepOrder$WrapperAutomaton.internalSuccessors(LoopLockstepOrder.java:196) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.LoopLockstepOrder$WrapperAutomaton.internalSuccessors(LoopLockstepOrder.java:1) at de.uni_freiburg.informatik.ultimate.automata.partialorder.MinimalSleepSetReduction.internalSuccessors(MinimalSleepSetReduction.java:169) at de.uni_freiburg.informatik.ultimate.automata.nestedword.INwaOutgoingLetterAndTransitionProvider.lambda$0(INwaOutgoingLetterAndTransitionProvider.java:123) at de.uni_freiburg.informatik.ultimate.util.datastructures.relation.NestedIterator.nextLetter(NestedIterator.java:69) at de.uni_freiburg.informatik.ultimate.util.datastructures.relation.NestedIterator.next(NestedIterator.java:94) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.ConditionalCommutativityCheckerVisitor.discoverState(ConditionalCommutativityCheckerVisitor.java:183) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.ConditionalCommutativityCheckerVisitor.discoverState(ConditionalCommutativityCheckerVisitor.java:1) at de.uni_freiburg.informatik.ultimate.automata.partialorder.visitors.DeadEndOptimizingSearchVisitor.discoverState(DeadEndOptimizingSearchVisitor.java:73) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.visitState(DepthFirstTraversal.java:222) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.traverse(DepthFirstTraversal.java:165) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.(DepthFirstTraversal.java:98) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.traverse(DepthFirstTraversal.java:122) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PartialOrderReductionFacade.apply(PartialOrderReductionFacade.java:329) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.isAbstractionEmpty(PartialOrderCegarLoop.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:466) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-04-05 06:31:36,783 INFO L158 Benchmark]: Toolchain (without parser) took 4283.03ms. Allocated memory was 253.8MB in the beginning and 305.1MB in the end (delta: 51.4MB). Free memory was 183.3MB in the beginning and 120.5MB in the end (delta: 62.8MB). Peak memory consumption was 115.2MB. Max. memory is 8.0GB. [2024-04-05 06:31:36,783 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 253.8MB. Free memory is still 221.3MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 06:31:36,783 INFO L158 Benchmark]: CACSL2BoogieTranslator took 226.84ms. Allocated memory is still 253.8MB. Free memory was 183.0MB in the beginning and 171.7MB in the end (delta: 11.3MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-05 06:31:36,783 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.93ms. Allocated memory is still 253.8MB. Free memory was 171.7MB in the beginning and 169.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-05 06:31:36,784 INFO L158 Benchmark]: Boogie Preprocessor took 30.78ms. Allocated memory is still 253.8MB. Free memory was 169.9MB in the beginning and 168.6MB in the end (delta: 1.3MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-05 06:31:36,784 INFO L158 Benchmark]: RCFGBuilder took 497.97ms. Allocated memory is still 253.8MB. Free memory was 168.6MB in the beginning and 151.3MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2024-04-05 06:31:36,784 INFO L158 Benchmark]: TraceAbstraction took 3441.34ms. Allocated memory was 253.8MB in the beginning and 305.1MB in the end (delta: 51.4MB). Free memory was 220.0MB in the beginning and 120.5MB in the end (delta: 99.5MB). Peak memory consumption was 151.4MB. Max. memory is 8.0GB. [2024-04-05 06:31:36,786 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 253.8MB. Free memory is still 221.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 226.84ms. Allocated memory is still 253.8MB. Free memory was 183.0MB in the beginning and 171.7MB in the end (delta: 11.3MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 40.93ms. Allocated memory is still 253.8MB. Free memory was 171.7MB in the beginning and 169.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.78ms. Allocated memory is still 253.8MB. Free memory was 169.9MB in the beginning and 168.6MB in the end (delta: 1.3MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 497.97ms. Allocated memory is still 253.8MB. Free memory was 168.6MB in the beginning and 151.3MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 3441.34ms. Allocated memory was 253.8MB in the beginning and 305.1MB in the end (delta: 51.4MB). Free memory was 220.0MB in the beginning and 120.5MB in the end (delta: 99.5MB). Peak memory consumption was 151.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@29f26192 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@29f26192: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:82) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-04-05 06:31:36,806 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-04-05 06:31:37,007 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...