/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 IA --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 546 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-races/race-2_2-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-05 19:47:19,797 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-05 19:47:19,873 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-05 19:47:19,878 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-05 19:47:19,878 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-05 19:47:19,913 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-05 19:47:19,914 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-05 19:47:19,914 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-05 19:47:19,915 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-05 19:47:19,918 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-05 19:47:19,919 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-05 19:47:19,919 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-05 19:47:19,919 INFO L153 SettingsManager]: * Use SBE=true [2024-05-05 19:47:19,921 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-05 19:47:19,921 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-05 19:47:19,922 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-05 19:47:19,922 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-05 19:47:19,922 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-05 19:47:19,922 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-05 19:47:19,923 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-05 19:47:19,923 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-05 19:47:19,923 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-05 19:47:19,923 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-05 19:47:19,924 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-05 19:47:19,924 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-05 19:47:19,924 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-05 19:47:19,924 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-05 19:47:19,925 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-05 19:47:19,925 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-05 19:47:19,925 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 19:47:19,927 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-05 19:47:19,927 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-05 19:47:19,927 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-05 19:47:19,927 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-05 19:47:19,927 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-05 19:47:19,928 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-05 19:47:19,928 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-05 19:47:19,928 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-05 19:47:19,928 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-05 19:47:19,928 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 546 [2024-05-05 19:47:20,177 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-05 19:47:20,213 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-05 19:47:20,215 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-05 19:47:20,216 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-05 19:47:20,217 INFO L274 PluginConnector]: CDTParser initialized [2024-05-05 19:47:20,218 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/ldv-races/race-2_2-container_of.i [2024-05-05 19:47:21,385 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-05 19:47:21,690 INFO L384 CDTParser]: Found 1 translation units. [2024-05-05 19:47:21,691 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_2-container_of.i [2024-05-05 19:47:21,729 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7a7784a08/9d36d0fa4534435696fa9dd72341663d/FLAGde5ffe23a [2024-05-05 19:47:21,748 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7a7784a08/9d36d0fa4534435696fa9dd72341663d [2024-05-05 19:47:21,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-05 19:47:21,754 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-05 19:47:21,757 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-05 19:47:21,757 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-05 19:47:21,762 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-05 19:47:21,763 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 07:47:21" (1/1) ... [2024-05-05 19:47:21,764 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61259cfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:47:21, skipping insertion in model container [2024-05-05 19:47:21,764 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 07:47:21" (1/1) ... [2024-05-05 19:47:21,837 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-05 19:47:22,365 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_2-container_of.i[75002,75015] [2024-05-05 19:47:22,468 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 19:47:22,478 INFO L202 MainTranslator]: Completed pre-run [2024-05-05 19:47:22,517 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_2-container_of.i[75002,75015] [2024-05-05 19:47:22,538 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 19:47:22,615 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-05 19:47:22,615 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-05 19:47:22,622 INFO L206 MainTranslator]: Completed translation [2024-05-05 19:47:22,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:47:22 WrapperNode [2024-05-05 19:47:22,623 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-05 19:47:22,624 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-05 19:47:22,624 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-05 19:47:22,624 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-05 19:47:22,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:47:22" (1/1) ... [2024-05-05 19:47:22,657 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:47:22" (1/1) ... [2024-05-05 19:47:22,682 INFO L138 Inliner]: procedures = 467, calls = 47, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 116 [2024-05-05 19:47:22,682 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-05 19:47:22,683 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-05 19:47:22,683 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-05 19:47:22,683 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-05 19:47:22,691 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:47:22" (1/1) ... [2024-05-05 19:47:22,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:47:22" (1/1) ... [2024-05-05 19:47:22,696 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:47:22" (1/1) ... [2024-05-05 19:47:22,696 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:47:22" (1/1) ... [2024-05-05 19:47:22,715 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:47:22" (1/1) ... [2024-05-05 19:47:22,717 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:47:22" (1/1) ... [2024-05-05 19:47:22,720 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:47:22" (1/1) ... [2024-05-05 19:47:22,722 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:47:22" (1/1) ... [2024-05-05 19:47:22,728 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-05 19:47:22,729 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-05 19:47:22,729 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-05 19:47:22,729 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-05 19:47:22,730 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:47:22" (1/1) ... [2024-05-05 19:47:22,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 19:47:22,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 19:47:22,775 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) [2024-05-05 19:47:22,777 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 [2024-05-05 19:47:22,815 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-05 19:47:22,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-05 19:47:22,815 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-05 19:47:22,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-05 19:47:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-05 19:47:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-05-05 19:47:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-05 19:47:22,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-05 19:47:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2024-05-05 19:47:22,816 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2024-05-05 19:47:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-05 19:47:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-05 19:47:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-05 19:47:22,818 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-05 19:47:23,090 INFO L241 CfgBuilder]: Building ICFG [2024-05-05 19:47:23,093 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-05 19:47:23,313 INFO L282 CfgBuilder]: Performing block encoding [2024-05-05 19:47:23,347 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-05 19:47:23,347 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-05 19:47:23,348 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 07:47:23 BoogieIcfgContainer [2024-05-05 19:47:23,348 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-05 19:47:23,350 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-05 19:47:23,351 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-05 19:47:23,354 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-05 19:47:23,354 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.05 07:47:21" (1/3) ... [2024-05-05 19:47:23,355 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c57d929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 07:47:23, skipping insertion in model container [2024-05-05 19:47:23,355 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 07:47:22" (2/3) ... [2024-05-05 19:47:23,356 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c57d929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 07:47:23, skipping insertion in model container [2024-05-05 19:47:23,356 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 07:47:23" (3/3) ... [2024-05-05 19:47:23,358 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_2-container_of.i [2024-05-05 19:47:23,367 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-05 19:47:23,377 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-05 19:47:23,378 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2024-05-05 19:47:23,378 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-05 19:47:23,433 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-05-05 19:47:23,476 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-05 19:47:23,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-05 19:47:23,477 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 19:47:23,478 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) [2024-05-05 19:47:23,483 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 [2024-05-05 19:47:23,512 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-05 19:47:23,524 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 19:47:23,526 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-05 19:47:23,532 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;@46ecbad, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546, mConComCheckerConditionCriterion=false [2024-05-05 19:47:23,532 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-05-05 19:47:23,577 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-05-05 19:47:23,578 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 19:47:23,579 INFO L85 PathProgramCache]: Analyzing trace with hash -851334172, now seen corresponding path program 1 times [2024-05-05 19:47:23,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 19:47:23,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193958350] [2024-05-05 19:47:23,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 19:47:23,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 19:47:23,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 19:47:24,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 19:47:24,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 19:47:24,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193958350] [2024-05-05 19:47:24,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193958350] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 19:47:24,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 19:47:24,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-05 19:47:24,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013175579] [2024-05-05 19:47:24,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 19:47:24,406 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-05 19:47:24,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 19:47:24,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-05 19:47:24,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-05 19:47:24,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 19:47:24,434 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 19:47:24,435 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 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) [2024-05-05 19:47:24,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 19:47:24,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-05 19:47:24,522 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-05 19:47:24,522 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-05-05 19:47:24,523 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 19:47:24,523 INFO L85 PathProgramCache]: Analyzing trace with hash -1712776801, now seen corresponding path program 1 times [2024-05-05 19:47:24,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 19:47:24,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935204059] [2024-05-05 19:47:24,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 19:47:24,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 19:47:24,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 19:47:24,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 19:47:24,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 19:47:24,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935204059] [2024-05-05 19:47:24,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935204059] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 19:47:24,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 19:47:24,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-05 19:47:24,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569801490] [2024-05-05 19:47:24,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 19:47:24,777 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-05 19:47:24,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 19:47:24,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-05 19:47:24,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-05 19:47:24,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 19:47:24,783 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 19:47:24,783 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 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) [2024-05-05 19:47:24,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-05 19:47:24,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 19:47:25,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 19:47:25,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-05 19:47:25,060 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-05 19:47:25,061 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-05-05 19:47:25,062 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 19:47:25,062 INFO L85 PathProgramCache]: Analyzing trace with hash 755266625, now seen corresponding path program 1 times [2024-05-05 19:47:25,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 19:47:25,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926090449] [2024-05-05 19:47:25,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 19:47:25,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 19:47:25,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 19:47:27,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 19:47:27,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 19:47:27,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [926090449] [2024-05-05 19:47:27,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [926090449] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 19:47:27,174 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 19:47:27,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2024-05-05 19:47:27,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702157336] [2024-05-05 19:47:27,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 19:47:27,175 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-05-05 19:47:27,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 19:47:27,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-05-05 19:47:27,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=325, Unknown=0, NotChecked=0, Total=380 [2024-05-05 19:47:27,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 19:47:27,186 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 19:47:27,186 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 5.3) internal successors, (106), 20 states have internal predecessors, (106), 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) [2024-05-05 19:47:27,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 19:47:27,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-05 19:47:27,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 19:47:28,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 19:47:28,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-05 19:47:28,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-05 19:47:28,366 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-05 19:47:28,366 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-05-05 19:47:28,366 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 19:47:28,366 INFO L85 PathProgramCache]: Analyzing trace with hash -268638492, now seen corresponding path program 1 times [2024-05-05 19:47:28,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 19:47:28,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506014820] [2024-05-05 19:47:28,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 19:47:28,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 19:47:28,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 19:47:30,227 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-05 19:47:30,228 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.InterpolantChecker.checkInductivity(InterpolantChecker.java:409) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.walkLeafNode(Interpolator.java:395) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator$ProofTreeWalker.walk(Interpolator.java:154) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.interpolate(Interpolator.java:260) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:237) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:869) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:793) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:352) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.getInterpolants(ManagedScript.java:201) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:283) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:164) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:327) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:229) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:210) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:121) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) 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) [2024-05-05 19:47:30,233 INFO L158 Benchmark]: Toolchain (without parser) took 8477.98ms. Allocated memory was 169.9MB in the beginning and 363.9MB in the end (delta: 194.0MB). Free memory was 102.0MB in the beginning and 253.9MB in the end (delta: -151.9MB). Peak memory consumption was 182.5MB. Max. memory is 8.0GB. [2024-05-05 19:47:30,233 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 169.9MB. Free memory is still 148.5MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-05 19:47:30,233 INFO L158 Benchmark]: CACSL2BoogieTranslator took 865.52ms. Allocated memory was 169.9MB in the beginning and 228.6MB in the end (delta: 58.7MB). Free memory was 101.8MB in the beginning and 165.9MB in the end (delta: -64.1MB). Peak memory consumption was 24.2MB. Max. memory is 8.0GB. [2024-05-05 19:47:30,234 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.93ms. Allocated memory is still 228.6MB. Free memory was 165.9MB in the beginning and 162.8MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-05-05 19:47:30,234 INFO L158 Benchmark]: Boogie Preprocessor took 44.95ms. Allocated memory is still 228.6MB. Free memory was 162.8MB in the beginning and 159.6MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-05-05 19:47:30,234 INFO L158 Benchmark]: RCFGBuilder took 619.61ms. Allocated memory is still 228.6MB. Free memory was 159.6MB in the beginning and 134.5MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. [2024-05-05 19:47:30,235 INFO L158 Benchmark]: TraceAbstraction took 6881.13ms. Allocated memory was 228.6MB in the beginning and 363.9MB in the end (delta: 135.3MB). Free memory was 133.4MB in the beginning and 253.9MB in the end (delta: -120.5MB). Peak memory consumption was 155.2MB. Max. memory is 8.0GB. [2024-05-05 19:47:30,237 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 169.9MB. Free memory is still 148.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 865.52ms. Allocated memory was 169.9MB in the beginning and 228.6MB in the end (delta: 58.7MB). Free memory was 101.8MB in the beginning and 165.9MB in the end (delta: -64.1MB). Peak memory consumption was 24.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 58.93ms. Allocated memory is still 228.6MB. Free memory was 165.9MB in the beginning and 162.8MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 44.95ms. Allocated memory is still 228.6MB. Free memory was 162.8MB in the beginning and 159.6MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 619.61ms. Allocated memory is still 228.6MB. Free memory was 159.6MB in the beginning and 134.5MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. * TraceAbstraction took 6881.13ms. Allocated memory was 228.6MB in the beginning and 363.9MB in the end (delta: 135.3MB). Free memory was 133.4MB in the beginning and 253.9MB in the end (delta: -120.5MB). Peak memory consumption was 155.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: null: de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.InterpolantChecker.checkInductivity(InterpolantChecker.java:409) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-05-05 19:47:30,255 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 [2024-05-05 19:47:30,465 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...