/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 FORWARD --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe033_tso.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-07 00:55:17,857 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-07 00:55:17,923 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-07 00:55:17,926 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-07 00:55:17,927 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-07 00:55:17,951 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-07 00:55:17,951 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-07 00:55:17,951 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-07 00:55:17,952 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-07 00:55:17,955 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-07 00:55:17,955 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-07 00:55:17,955 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-07 00:55:17,955 INFO L153 SettingsManager]: * Use SBE=true [2024-05-07 00:55:17,956 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-07 00:55:17,956 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-07 00:55:17,956 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-07 00:55:17,957 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-07 00:55:17,957 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-07 00:55:17,957 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-07 00:55:17,957 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-07 00:55:17,957 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-07 00:55:17,957 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-07 00:55:17,958 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-07 00:55:17,958 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-07 00:55:17,958 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-07 00:55:17,958 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-07 00:55:17,958 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-07 00:55:17,958 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-07 00:55:17,958 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-07 00:55:17,959 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 00:55:17,960 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-07 00:55:17,960 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-07 00:55:17,960 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-07 00:55:17,960 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-07 00:55:17,960 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-07 00:55:17,960 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-07 00:55:17,960 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-07 00:55:17,960 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-07 00:55:17,961 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-07 00:55:17,961 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> FORWARD Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-07 00:55:18,169 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-07 00:55:18,190 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-07 00:55:18,192 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-07 00:55:18,193 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-07 00:55:18,194 INFO L274 PluginConnector]: CDTParser initialized [2024-05-07 00:55:18,195 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe033_tso.i [2024-05-07 00:55:19,279 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-07 00:55:19,478 INFO L384 CDTParser]: Found 1 translation units. [2024-05-07 00:55:19,479 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe033_tso.i [2024-05-07 00:55:19,495 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d2b4d665f/9c5fbced827b40e0bb07521c10864564/FLAGd9261b141 [2024-05-07 00:55:19,508 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d2b4d665f/9c5fbced827b40e0bb07521c10864564 [2024-05-07 00:55:19,510 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-07 00:55:19,511 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-07 00:55:19,512 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-07 00:55:19,512 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-07 00:55:19,518 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-07 00:55:19,519 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 12:55:19" (1/1) ... [2024-05-07 00:55:19,520 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3157a68b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:55:19, skipping insertion in model container [2024-05-07 00:55:19,520 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 12:55:19" (1/1) ... [2024-05-07 00:55:19,550 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-07 00:55:19,726 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe033_tso.i[945,958] [2024-05-07 00:55:19,848 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 00:55:19,858 INFO L202 MainTranslator]: Completed pre-run [2024-05-07 00:55:19,872 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe033_tso.i[945,958] [2024-05-07 00:55:19,900 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 00:55:19,923 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 00:55:19,924 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 00:55:19,929 INFO L206 MainTranslator]: Completed translation [2024-05-07 00:55:19,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:55:19 WrapperNode [2024-05-07 00:55:19,930 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-07 00:55:19,931 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-07 00:55:19,931 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-07 00:55:19,931 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-07 00:55:19,936 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:55:19" (1/1) ... [2024-05-07 00:55:19,958 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:55:19" (1/1) ... [2024-05-07 00:55:19,977 INFO L138 Inliner]: procedures = 175, calls = 42, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 57 [2024-05-07 00:55:19,977 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-07 00:55:19,978 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-07 00:55:19,978 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-07 00:55:19,978 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-07 00:55:19,984 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:55:19" (1/1) ... [2024-05-07 00:55:19,984 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:55:19" (1/1) ... [2024-05-07 00:55:19,989 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:55:19" (1/1) ... [2024-05-07 00:55:19,990 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:55:19" (1/1) ... [2024-05-07 00:55:20,003 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:55:19" (1/1) ... [2024-05-07 00:55:20,005 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:55:19" (1/1) ... [2024-05-07 00:55:20,006 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:55:19" (1/1) ... [2024-05-07 00:55:20,007 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:55:19" (1/1) ... [2024-05-07 00:55:20,008 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-07 00:55:20,009 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-07 00:55:20,009 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-07 00:55:20,009 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-07 00:55:20,009 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:55:19" (1/1) ... [2024-05-07 00:55:20,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 00:55:20,027 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 00:55:20,045 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) [2024-05-07 00:55:20,083 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 [2024-05-07 00:55:20,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-07 00:55:20,105 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-07 00:55:20,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-07 00:55:20,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-07 00:55:20,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-07 00:55:20,106 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-07 00:55:20,106 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-07 00:55:20,106 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-07 00:55:20,106 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-07 00:55:20,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-07 00:55:20,107 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-07 00:55:20,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-07 00:55:20,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-07 00:55:20,109 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-07 00:55:20,202 INFO L241 CfgBuilder]: Building ICFG [2024-05-07 00:55:20,203 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-07 00:55:20,324 INFO L282 CfgBuilder]: Performing block encoding [2024-05-07 00:55:20,331 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-07 00:55:20,332 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-07 00:55:20,333 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 12:55:20 BoogieIcfgContainer [2024-05-07 00:55:20,333 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-07 00:55:20,335 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-07 00:55:20,335 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-07 00:55:20,337 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-07 00:55:20,338 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.05 12:55:19" (1/3) ... [2024-05-07 00:55:20,338 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fc8fac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 12:55:20, skipping insertion in model container [2024-05-07 00:55:20,338 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 12:55:19" (2/3) ... [2024-05-07 00:55:20,338 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fc8fac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 12:55:20, skipping insertion in model container [2024-05-07 00:55:20,338 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 12:55:20" (3/3) ... [2024-05-07 00:55:20,339 INFO L112 eAbstractionObserver]: Analyzing ICFG safe033_tso.i [2024-05-07 00:55:20,345 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-07 00:55:20,352 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-07 00:55:20,352 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-07 00:55:20,352 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-07 00:55:20,380 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 00:55:20,409 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 00:55:20,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 00:55:20,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 00:55:20,412 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) [2024-05-07 00:55:20,413 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 [2024-05-07 00:55:20,437 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 00:55:20,447 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 00:55:20,449 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 00:55:20,456 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;@154ea1d8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=FORWARD, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-07 00:55:20,456 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-05-07 00:55:20,508 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 00:55:20,512 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 00:55:20,512 INFO L85 PathProgramCache]: Analyzing trace with hash 535989082, now seen corresponding path program 1 times [2024-05-07 00:55:20,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 00:55:20,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548472927] [2024-05-07 00:55:20,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:55:20,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:55:20,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 00:55:20,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 00:55:20,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 00:55:20,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548472927] [2024-05-07 00:55:20,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548472927] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 00:55:20,792 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 00:55:20,792 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-07 00:55:20,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079862619] [2024-05-07 00:55:20,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 00:55:20,797 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-07 00:55:20,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 00:55:20,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-07 00:55:20,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-07 00:55:20,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 00:55:20,818 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 00:55:20,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 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) [2024-05-07 00:55:20,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 00:55:20,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 00:55:20,850 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-07 00:55:20,850 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 00:55:20,850 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 00:55:20,851 INFO L85 PathProgramCache]: Analyzing trace with hash -166056749, now seen corresponding path program 1 times [2024-05-07 00:55:20,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 00:55:20,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581949954] [2024-05-07 00:55:20,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:55:20,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:55:20,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 00:55:21,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 00:55:21,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 00:55:21,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581949954] [2024-05-07 00:55:21,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581949954] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 00:55:21,255 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 00:55:21,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-07 00:55:21,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116953404] [2024-05-07 00:55:21,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 00:55:21,256 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-07 00:55:21,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 00:55:21,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 00:55:21,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-07 00:55:21,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 00:55:21,258 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 00:55:21,258 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 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) [2024-05-07 00:55:21,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 00:55:21,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 00:55:21,520 INFO L85 PathProgramCache]: Analyzing trace with hash -2067009563, now seen corresponding path program 1 times [2024-05-07 00:55:21,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:55:21,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:55:21,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 00:55:21,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 00:55:21,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:55:21,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:55:21,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 00:55:21,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 00:55:21,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-07 00:55:21,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-05-07 00:55:22,014 INFO L85 PathProgramCache]: Analyzing trace with hash -262056192, now seen corresponding path program 1 times [2024-05-07 00:55:22,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:55:22,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:55:22,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:22,040 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:55:22,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:22,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 00:55:22,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 00:55:22,137 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1 [2024-05-07 00:55:22,137 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 00:55:22,138 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 00:55:22,138 INFO L85 PathProgramCache]: Analyzing trace with hash 467985302, now seen corresponding path program 1 times [2024-05-07 00:55:22,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 00:55:22,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727254333] [2024-05-07 00:55:22,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:55:22,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:55:22,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 00:55:22,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 00:55:22,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 00:55:22,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727254333] [2024-05-07 00:55:22,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1727254333] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 00:55:22,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 00:55:22,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-07 00:55:22,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888807432] [2024-05-07 00:55:22,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 00:55:22,307 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-07 00:55:22,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 00:55:22,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-07 00:55:22,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-07 00:55:22,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 00:55:22,310 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 00:55:22,310 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 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) [2024-05-07 00:55:22,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 00:55:22,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 00:55:22,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 00:55:22,487 INFO L85 PathProgramCache]: Analyzing trace with hash -262056192, now seen corresponding path program 2 times [2024-05-07 00:55:22,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:55:22,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:55:22,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:22,496 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:55:22,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:22,649 INFO L85 PathProgramCache]: Analyzing trace with hash 707127662, now seen corresponding path program 1 times [2024-05-07 00:55:22,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:55:22,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:55:22,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:22,656 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:55:22,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:22,764 INFO L85 PathProgramCache]: Analyzing trace with hash 240422017, now seen corresponding path program 1 times [2024-05-07 00:55:22,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:55:22,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:55:22,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:22,771 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:55:22,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:23,326 INFO L85 PathProgramCache]: Analyzing trace with hash 887178502, now seen corresponding path program 3 times [2024-05-07 00:55:23,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:55:23,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:55:23,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:23,334 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:55:23,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:23,429 INFO L85 PathProgramCache]: Analyzing trace with hash 1968269806, now seen corresponding path program 2 times [2024-05-07 00:55:23,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:55:23,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:55:23,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:23,441 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:55:23,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:23,529 INFO L85 PathProgramCache]: Analyzing trace with hash 894766023, now seen corresponding path program 2 times [2024-05-07 00:55:23,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:55:23,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:55:23,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:23,536 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:55:23,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:23,714 INFO L85 PathProgramCache]: Analyzing trace with hash 1669159021, now seen corresponding path program 1 times [2024-05-07 00:55:23,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:55:23,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:55:23,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:23,721 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:55:23,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:23,778 INFO L85 PathProgramCache]: Analyzing trace with hash -1331614079, now seen corresponding path program 1 times [2024-05-07 00:55:23,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:55:23,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:55:23,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:23,785 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:55:23,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:23,830 INFO L85 PathProgramCache]: Analyzing trace with hash -1151265692, now seen corresponding path program 1 times [2024-05-07 00:55:23,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:55:23,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:55:23,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:23,837 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:55:23,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:23,882 INFO L85 PathProgramCache]: Analyzing trace with hash -2115315845, now seen corresponding path program 1 times [2024-05-07 00:55:23,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:55:23,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:55:23,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:23,889 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:55:23,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:23,923 INFO L85 PathProgramCache]: Analyzing trace with hash -1038002906, now seen corresponding path program 1 times [2024-05-07 00:55:23,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:55:23,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:55:23,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:23,929 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:55:23,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:23,961 INFO L85 PathProgramCache]: Analyzing trace with hash 1906188322, now seen corresponding path program 1 times [2024-05-07 00:55:23,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:55:23,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:55:23,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:23,967 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:55:23,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:24,034 INFO L85 PathProgramCache]: Analyzing trace with hash -769731555, now seen corresponding path program 1 times [2024-05-07 00:55:24,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:55:24,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:55:24,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:24,039 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:55:24,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:24,069 INFO L85 PathProgramCache]: Analyzing trace with hash 252313652, now seen corresponding path program 1 times [2024-05-07 00:55:24,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 00:55:24,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 00:55:24,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:24,075 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 00:55:24,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 00:55:24,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 00:55:24,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 00:55:24,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 00:55:24,094 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-05-07 00:55:24,095 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-05-07 00:55:24,095 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-05-07 00:55:24,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-05-07 00:55:24,098 INFO L448 BasicCegarLoop]: Path program histogram: [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-07 00:55:24,100 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-07 00:55:24,100 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-07 00:55:24,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 12:55:24 BasicIcfg [2024-05-07 00:55:24,102 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-07 00:55:24,103 INFO L158 Benchmark]: Toolchain (without parser) took 4591.89ms. Allocated memory was 347.1MB in the beginning and 484.4MB in the end (delta: 137.4MB). Free memory was 270.5MB in the beginning and 259.7MB in the end (delta: 10.8MB). Peak memory consumption was 149.4MB. Max. memory is 8.0GB. [2024-05-07 00:55:24,103 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 175.1MB. Free memory is still 139.9MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-07 00:55:24,103 INFO L158 Benchmark]: CACSL2BoogieTranslator took 418.08ms. Allocated memory is still 347.1MB. Free memory was 270.3MB in the beginning and 301.2MB in the end (delta: -30.9MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-05-07 00:55:24,103 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.92ms. Allocated memory is still 347.1MB. Free memory was 301.2MB in the beginning and 299.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-07 00:55:24,104 INFO L158 Benchmark]: Boogie Preprocessor took 30.16ms. Allocated memory is still 347.1MB. Free memory was 299.5MB in the beginning and 298.0MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-07 00:55:24,104 INFO L158 Benchmark]: RCFGBuilder took 324.65ms. Allocated memory is still 347.1MB. Free memory was 298.0MB in the beginning and 284.7MB in the end (delta: 13.3MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2024-05-07 00:55:24,104 INFO L158 Benchmark]: TraceAbstraction took 3767.51ms. Allocated memory was 347.1MB in the beginning and 484.4MB in the end (delta: 137.4MB). Free memory was 283.3MB in the beginning and 259.7MB in the end (delta: 23.7MB). Peak memory consumption was 163.7MB. Max. memory is 8.0GB. [2024-05-07 00:55:24,105 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 175.1MB. Free memory is still 139.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 418.08ms. Allocated memory is still 347.1MB. Free memory was 270.3MB in the beginning and 301.2MB in the end (delta: -30.9MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 46.92ms. Allocated memory is still 347.1MB. Free memory was 301.2MB in the beginning and 299.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.16ms. Allocated memory is still 347.1MB. Free memory was 299.5MB in the beginning and 298.0MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 324.65ms. Allocated memory is still 347.1MB. Free memory was 298.0MB in the beginning and 284.7MB in the end (delta: 13.3MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 3767.51ms. Allocated memory was 347.1MB in the beginning and 484.4MB in the end (delta: 137.4MB). Free memory was 283.3MB in the beginning and 259.7MB in the end (delta: 23.7MB). Peak memory consumption was 163.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4616, independent: 4546, independent conditional: 4425, independent unconditional: 121, dependent: 70, dependent conditional: 70, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4604, independent: 4546, independent conditional: 4425, independent unconditional: 121, dependent: 58, dependent conditional: 58, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4604, independent: 4546, independent conditional: 4425, independent unconditional: 121, dependent: 58, dependent conditional: 58, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4604, independent: 4546, independent conditional: 4425, independent unconditional: 121, dependent: 58, dependent conditional: 58, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4722, independent: 4546, independent conditional: 1994, independent unconditional: 2552, dependent: 176, dependent conditional: 119, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4722, independent: 4546, independent conditional: 906, independent unconditional: 3640, dependent: 176, dependent conditional: 45, dependent unconditional: 131, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4722, independent: 4546, independent conditional: 906, independent unconditional: 3640, dependent: 176, dependent conditional: 45, dependent unconditional: 131, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 546, independent: 535, independent conditional: 107, independent unconditional: 428, dependent: 11, dependent conditional: 4, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 546, independent: 530, independent conditional: 0, independent unconditional: 530, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 16, independent: 5, independent conditional: 4, independent unconditional: 1, dependent: 11, dependent conditional: 4, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, independent: 5, independent conditional: 4, independent unconditional: 1, dependent: 11, dependent conditional: 4, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 48, independent: 5, independent conditional: 5, independent unconditional: 1, dependent: 43, dependent conditional: 35, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4722, independent: 4011, independent conditional: 799, independent unconditional: 3212, dependent: 165, dependent conditional: 41, dependent unconditional: 124, unknown: 546, unknown conditional: 111, unknown unconditional: 435] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 535, Positive conditional cache size: 107, Positive unconditional cache size: 428, Negative cache size: 11, Negative conditional cache size: 4, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1162, Maximal queried relation: 3, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4722, independent: 4546, independent conditional: 1994, independent unconditional: 2552, dependent: 176, dependent conditional: 119, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4722, independent: 4546, independent conditional: 906, independent unconditional: 3640, dependent: 176, dependent conditional: 45, dependent unconditional: 131, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4722, independent: 4546, independent conditional: 906, independent unconditional: 3640, dependent: 176, dependent conditional: 45, dependent unconditional: 131, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 546, independent: 535, independent conditional: 107, independent unconditional: 428, dependent: 11, dependent conditional: 4, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 546, independent: 530, independent conditional: 0, independent unconditional: 530, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 16, independent: 5, independent conditional: 4, independent unconditional: 1, dependent: 11, dependent conditional: 4, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, independent: 5, independent conditional: 4, independent unconditional: 1, dependent: 11, dependent conditional: 4, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 48, independent: 5, independent conditional: 5, independent unconditional: 1, dependent: 43, dependent conditional: 35, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4722, independent: 4011, independent conditional: 799, independent unconditional: 3212, dependent: 165, dependent conditional: 41, dependent unconditional: 124, unknown: 546, unknown conditional: 111, unknown unconditional: 435] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 535, Positive conditional cache size: 107, Positive unconditional cache size: 428, Negative cache size: 11, Negative conditional cache size: 4, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1162 ], Independence queries for same thread: 12 - PositiveResult [Line: 18]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 92 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 2.7s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 154 NumberOfCodeBlocks, 154 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 151 ConstructedInterpolants, 0 QuantifiedInterpolants, 355 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 2.2s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 1, ConditionalCommutativityConditionCalculations: 30, ConditionalCommutativityTraceChecks: 16, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-07 00:55:24,117 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-05-07 00:55:24,324 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...