/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 BOTH --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe033_tso.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-08 02:13:54,391 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-08 02:13:54,472 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-08 02:13:54,482 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-08 02:13:54,483 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-08 02:13:54,511 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-08 02:13:54,511 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-08 02:13:54,512 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-08 02:13:54,512 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-08 02:13:54,516 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-08 02:13:54,517 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-08 02:13:54,517 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-08 02:13:54,517 INFO L153 SettingsManager]: * Use SBE=true [2024-05-08 02:13:54,519 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-08 02:13:54,519 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-08 02:13:54,519 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-08 02:13:54,519 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-08 02:13:54,520 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-08 02:13:54,520 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-08 02:13:54,520 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-08 02:13:54,520 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-08 02:13:54,524 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-08 02:13:54,524 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-08 02:13:54,524 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-08 02:13:54,525 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-08 02:13:54,525 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-08 02:13:54,525 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-08 02:13:54,525 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-08 02:13:54,526 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-08 02:13:54,526 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-08 02:13:54,527 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-08 02:13:54,527 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-08 02:13:54,527 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-08 02:13:54,528 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-08 02:13:54,528 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-08 02:13:54,528 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-08 02:13:54,528 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-08 02:13:54,528 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-08 02:13:54,529 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-08 02:13:54,529 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-08 02:13:54,779 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-08 02:13:54,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-08 02:13:54,804 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-08 02:13:54,806 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-08 02:13:54,806 INFO L274 PluginConnector]: CDTParser initialized [2024-05-08 02:13:54,807 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe033_tso.i [2024-05-08 02:13:55,929 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-08 02:13:56,192 INFO L384 CDTParser]: Found 1 translation units. [2024-05-08 02:13:56,195 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe033_tso.i [2024-05-08 02:13:56,217 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ce398b93d/30679e2ea68545dfa5c367798225d7ad/FLAGdc4ca298c [2024-05-08 02:13:56,235 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ce398b93d/30679e2ea68545dfa5c367798225d7ad [2024-05-08 02:13:56,238 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-08 02:13:56,240 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-08 02:13:56,242 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-08 02:13:56,242 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-08 02:13:56,249 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-08 02:13:56,249 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.05 02:13:56" (1/1) ... [2024-05-08 02:13:56,250 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ddfa58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:13:56, skipping insertion in model container [2024-05-08 02:13:56,250 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.05 02:13:56" (1/1) ... [2024-05-08 02:13:56,294 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-08 02:13:56,454 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] [2024-05-08 02:13:56,596 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-08 02:13:56,609 INFO L202 MainTranslator]: Completed pre-run [2024-05-08 02:13:56,627 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] [2024-05-08 02:13:56,672 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-08 02:13:56,709 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-08 02:13:56,709 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-08 02:13:56,716 INFO L206 MainTranslator]: Completed translation [2024-05-08 02:13:56,717 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:13:56 WrapperNode [2024-05-08 02:13:56,717 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-08 02:13:56,719 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-08 02:13:56,719 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-08 02:13:56,719 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-08 02:13:56,726 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:13:56" (1/1) ... [2024-05-08 02:13:56,747 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:13:56" (1/1) ... [2024-05-08 02:13:56,788 INFO L138 Inliner]: procedures = 175, calls = 42, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 57 [2024-05-08 02:13:56,788 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-08 02:13:56,789 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-08 02:13:56,789 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-08 02:13:56,789 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-08 02:13:56,798 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:13:56" (1/1) ... [2024-05-08 02:13:56,798 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:13:56" (1/1) ... [2024-05-08 02:13:56,799 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:13:56" (1/1) ... [2024-05-08 02:13:56,800 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:13:56" (1/1) ... [2024-05-08 02:13:56,804 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:13:56" (1/1) ... [2024-05-08 02:13:56,806 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:13:56" (1/1) ... [2024-05-08 02:13:56,807 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:13:56" (1/1) ... [2024-05-08 02:13:56,808 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:13:56" (1/1) ... [2024-05-08 02:13:56,810 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-08 02:13:56,811 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-08 02:13:56,811 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-08 02:13:56,811 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-08 02:13:56,812 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:13:56" (1/1) ... [2024-05-08 02:13:56,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-08 02:13:56,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 02:13:56,878 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) [2024-05-08 02:13:56,889 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 [2024-05-08 02:13:56,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-08 02:13:56,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-08 02:13:56,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-08 02:13:56,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-08 02:13:56,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-08 02:13:56,946 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-08 02:13:56,946 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-08 02:13:56,946 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-08 02:13:56,946 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-08 02:13:56,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-08 02:13:56,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-08 02:13:56,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-08 02:13:56,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-08 02:13:56,960 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-08 02:13:57,110 INFO L241 CfgBuilder]: Building ICFG [2024-05-08 02:13:57,118 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-08 02:13:57,238 INFO L282 CfgBuilder]: Performing block encoding [2024-05-08 02:13:57,247 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-08 02:13:57,248 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-08 02:13:57,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.05 02:13:57 BoogieIcfgContainer [2024-05-08 02:13:57,249 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-08 02:13:57,252 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-08 02:13:57,252 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-08 02:13:57,255 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-08 02:13:57,255 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.05 02:13:56" (1/3) ... [2024-05-08 02:13:57,256 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c9a75c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.05 02:13:57, skipping insertion in model container [2024-05-08 02:13:57,256 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:13:56" (2/3) ... [2024-05-08 02:13:57,256 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c9a75c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.05 02:13:57, skipping insertion in model container [2024-05-08 02:13:57,257 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.05 02:13:57" (3/3) ... [2024-05-08 02:13:57,258 INFO L112 eAbstractionObserver]: Analyzing ICFG safe033_tso.i [2024-05-08 02:13:57,266 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-08 02:13:57,277 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-08 02:13:57,278 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-08 02:13:57,278 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-08 02:13:57,362 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-08 02:13:57,412 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-08 02:13:57,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-08 02:13:57,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 02:13:57,415 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) [2024-05-08 02:13:57,424 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 [2024-05-08 02:13:57,463 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-08 02:13:57,477 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 02:13:57,479 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-08 02:13:57,486 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;@5eabfae1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-08 02:13:57,486 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-05-08 02:13:57,549 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-08 02:13:57,553 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 02:13:57,553 INFO L85 PathProgramCache]: Analyzing trace with hash 535989082, now seen corresponding path program 1 times [2024-05-08 02:13:57,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 02:13:57,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242990685] [2024-05-08 02:13:57,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:13:57,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:13:57,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 02:13:57,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 02:13:57,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 02:13:57,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242990685] [2024-05-08 02:13:57,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [242990685] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 02:13:57,778 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 02:13:57,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-08 02:13:57,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466749424] [2024-05-08 02:13:57,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 02:13:57,785 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-08 02:13:57,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 02:13:57,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-08 02:13:57,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-08 02:13:57,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:13:57,835 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 02:13:57,836 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) [2024-05-08 02:13:57,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:13:57,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:13:57,871 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-08 02:13:57,871 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-08 02:13:57,872 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 02:13:57,872 INFO L85 PathProgramCache]: Analyzing trace with hash -166056749, now seen corresponding path program 1 times [2024-05-08 02:13:57,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 02:13:57,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605215205] [2024-05-08 02:13:57,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:13:57,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:13:57,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 02:13:58,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 02:13:58,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 02:13:58,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605215205] [2024-05-08 02:13:58,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [605215205] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 02:13:58,366 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 02:13:58,366 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-08 02:13:58,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884764826] [2024-05-08 02:13:58,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 02:13:58,368 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-08 02:13:58,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 02:13:58,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-08 02:13:58,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-08 02:13:58,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:13:58,375 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 02:13:58,375 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) [2024-05-08 02:13:58,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:13:58,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:13:58,785 INFO L85 PathProgramCache]: Analyzing trace with hash -2067009563, now seen corresponding path program 1 times [2024-05-08 02:13:58,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:13:58,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:13:58,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 02:13:58,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 02:13:58,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:13:58,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:13:59,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 02:13:59,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 02:13:59,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-08 02:13:59,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-05-08 02:13:59,420 INFO L85 PathProgramCache]: Analyzing trace with hash -262056192, now seen corresponding path program 1 times [2024-05-08 02:13:59,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:13:59,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:13:59,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:13:59,449 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:13:59,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:13:59,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:13:59,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-08 02:13:59,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1 [2024-05-08 02:13:59,522 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-08 02:13:59,522 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 02:13:59,522 INFO L85 PathProgramCache]: Analyzing trace with hash 467985302, now seen corresponding path program 1 times [2024-05-08 02:13:59,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 02:13:59,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795436084] [2024-05-08 02:13:59,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:13:59,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:13:59,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 02:13:59,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 02:13:59,734 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 02:13:59,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795436084] [2024-05-08 02:13:59,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [795436084] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 02:13:59,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 02:13:59,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-08 02:13:59,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58359119] [2024-05-08 02:13:59,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 02:13:59,736 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-08 02:13:59,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 02:13:59,885 INFO L85 PathProgramCache]: Analyzing trace with hash -262056192, now seen corresponding path program 2 times [2024-05-08 02:13:59,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:13:59,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:13:59,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:13:59,900 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:13:59,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:13:59,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-08 02:13:59,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-08 02:13:59,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:13:59,951 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 02:13:59,951 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) [2024-05-08 02:13:59,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:13:59,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-08 02:13:59,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:14:00,142 INFO L85 PathProgramCache]: Analyzing trace with hash -262056192, now seen corresponding path program 3 times [2024-05-08 02:14:00,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:14:00,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:14:00,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:00,159 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:14:00,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:00,369 INFO L85 PathProgramCache]: Analyzing trace with hash 707127662, now seen corresponding path program 1 times [2024-05-08 02:14:00,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:14:00,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:14:00,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:00,380 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:14:00,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:00,529 INFO L85 PathProgramCache]: Analyzing trace with hash 240422017, now seen corresponding path program 1 times [2024-05-08 02:14:00,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:14:00,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:14:00,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:00,538 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:14:00,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:01,254 INFO L85 PathProgramCache]: Analyzing trace with hash 887178502, now seen corresponding path program 4 times [2024-05-08 02:14:01,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:14:01,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:14:01,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:01,266 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:14:01,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:01,372 INFO L85 PathProgramCache]: Analyzing trace with hash 1968269806, now seen corresponding path program 2 times [2024-05-08 02:14:01,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:14:01,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:14:01,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:01,390 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:14:01,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:01,498 INFO L85 PathProgramCache]: Analyzing trace with hash 894766023, now seen corresponding path program 2 times [2024-05-08 02:14:01,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:14:01,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:14:01,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:01,506 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:14:01,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:01,699 INFO L85 PathProgramCache]: Analyzing trace with hash 1669159021, now seen corresponding path program 1 times [2024-05-08 02:14:01,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:14:01,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:14:01,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:01,708 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:14:01,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:01,779 INFO L85 PathProgramCache]: Analyzing trace with hash -1331614079, now seen corresponding path program 1 times [2024-05-08 02:14:01,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:14:01,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:14:01,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:01,792 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:14:01,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:01,860 INFO L85 PathProgramCache]: Analyzing trace with hash -1151265692, now seen corresponding path program 1 times [2024-05-08 02:14:01,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:14:01,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:14:01,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:01,869 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:14:01,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:01,921 INFO L85 PathProgramCache]: Analyzing trace with hash -2115315845, now seen corresponding path program 1 times [2024-05-08 02:14:01,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:14:01,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:14:01,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:01,929 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:14:01,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:01,971 INFO L85 PathProgramCache]: Analyzing trace with hash -1038002906, now seen corresponding path program 1 times [2024-05-08 02:14:01,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:14:01,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:14:01,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:01,980 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:14:01,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:02,023 INFO L85 PathProgramCache]: Analyzing trace with hash 1906188322, now seen corresponding path program 1 times [2024-05-08 02:14:02,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:14:02,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:14:02,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:02,031 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:14:02,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:02,128 INFO L85 PathProgramCache]: Analyzing trace with hash -769731555, now seen corresponding path program 1 times [2024-05-08 02:14:02,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:14:02,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:14:02,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:02,136 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:14:02,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:02,175 INFO L85 PathProgramCache]: Analyzing trace with hash 252313652, now seen corresponding path program 1 times [2024-05-08 02:14:02,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:14:02,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:14:02,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:02,183 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:14:02,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:14:02,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:14:02,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-08 02:14:02,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 02:14:02,211 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-05-08 02:14:02,211 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-05-08 02:14:02,211 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-05-08 02:14:02,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-05-08 02:14:02,215 INFO L448 BasicCegarLoop]: Path program histogram: [4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-08 02:14:02,218 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-08 02:14:02,218 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-08 02:14:02,221 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.05 02:14:02 BasicIcfg [2024-05-08 02:14:02,221 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-08 02:14:02,222 INFO L158 Benchmark]: Toolchain (without parser) took 5981.96ms. Allocated memory was 156.2MB in the beginning and 273.7MB in the end (delta: 117.4MB). Free memory was 82.2MB in the beginning and 136.8MB in the end (delta: -54.7MB). Peak memory consumption was 63.7MB. Max. memory is 8.0GB. [2024-05-08 02:14:02,222 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 156.2MB. Free memory is still 87.5MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-08 02:14:02,222 INFO L158 Benchmark]: CACSL2BoogieTranslator took 475.07ms. Allocated memory is still 156.2MB. Free memory was 82.1MB in the beginning and 61.7MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-05-08 02:14:02,223 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.64ms. Allocated memory was 156.2MB in the beginning and 227.5MB in the end (delta: 71.3MB). Free memory was 61.7MB in the beginning and 195.8MB in the end (delta: -134.1MB). Peak memory consumption was 9.6MB. Max. memory is 8.0GB. [2024-05-08 02:14:02,223 INFO L158 Benchmark]: Boogie Preprocessor took 21.31ms. Allocated memory is still 227.5MB. Free memory was 195.8MB in the beginning and 194.4MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-08 02:14:02,223 INFO L158 Benchmark]: RCFGBuilder took 438.43ms. Allocated memory is still 227.5MB. Free memory was 194.4MB in the beginning and 186.1MB in the end (delta: 8.2MB). Peak memory consumption was 12.2MB. Max. memory is 8.0GB. [2024-05-08 02:14:02,224 INFO L158 Benchmark]: TraceAbstraction took 4969.56ms. Allocated memory was 227.5MB in the beginning and 273.7MB in the end (delta: 46.1MB). Free memory was 184.5MB in the beginning and 136.8MB in the end (delta: 47.7MB). Peak memory consumption was 93.3MB. Max. memory is 8.0GB. [2024-05-08 02:14:02,225 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 156.2MB. Free memory is still 87.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 475.07ms. Allocated memory is still 156.2MB. Free memory was 82.1MB in the beginning and 61.7MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 69.64ms. Allocated memory was 156.2MB in the beginning and 227.5MB in the end (delta: 71.3MB). Free memory was 61.7MB in the beginning and 195.8MB in the end (delta: -134.1MB). Peak memory consumption was 9.6MB. Max. memory is 8.0GB. * Boogie Preprocessor took 21.31ms. Allocated memory is still 227.5MB. Free memory was 195.8MB in the beginning and 194.4MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 438.43ms. Allocated memory is still 227.5MB. Free memory was 194.4MB in the beginning and 186.1MB in the end (delta: 8.2MB). Peak memory consumption was 12.2MB. Max. memory is 8.0GB. * TraceAbstraction took 4969.56ms. Allocated memory was 227.5MB in the beginning and 273.7MB in the end (delta: 46.1MB). Free memory was 184.5MB in the beginning and 136.8MB in the end (delta: 47.7MB). Peak memory consumption was 93.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4721, independent: 4652, independent conditional: 4465, independent unconditional: 187, dependent: 69, dependent conditional: 69, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4711, independent: 4652, independent conditional: 4465, independent unconditional: 187, dependent: 59, dependent conditional: 59, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4711, independent: 4652, independent conditional: 4465, independent unconditional: 187, dependent: 59, dependent conditional: 59, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4711, independent: 4652, independent conditional: 4465, independent unconditional: 187, dependent: 59, dependent conditional: 59, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4830, independent: 4652, independent conditional: 2069, independent unconditional: 2583, dependent: 178, dependent conditional: 121, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4830, independent: 4652, independent conditional: 926, independent unconditional: 3726, dependent: 178, dependent conditional: 45, dependent unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4830, independent: 4652, independent conditional: 926, independent unconditional: 3726, dependent: 178, dependent conditional: 45, dependent unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 541, independent: 530, independent conditional: 107, independent unconditional: 423, 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: 541, independent: 525, independent conditional: 0, independent unconditional: 525, 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: 62, independent: 8, independent conditional: 7, independent unconditional: 1, dependent: 54, dependent conditional: 44, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4830, independent: 4122, independent conditional: 819, independent unconditional: 3303, dependent: 167, dependent conditional: 41, dependent unconditional: 126, unknown: 541, unknown conditional: 111, unknown unconditional: 430] , Statistics on independence cache: Total cache size (in pairs): 541, Positive cache size: 530, Positive conditional cache size: 107, Positive unconditional cache size: 423, 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: 1219, Maximal queried relation: 3, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4830, independent: 4652, independent conditional: 2069, independent unconditional: 2583, dependent: 178, dependent conditional: 121, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4830, independent: 4652, independent conditional: 926, independent unconditional: 3726, dependent: 178, dependent conditional: 45, dependent unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4830, independent: 4652, independent conditional: 926, independent unconditional: 3726, dependent: 178, dependent conditional: 45, dependent unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 541, independent: 530, independent conditional: 107, independent unconditional: 423, 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: 541, independent: 525, independent conditional: 0, independent unconditional: 525, 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: 62, independent: 8, independent conditional: 7, independent unconditional: 1, dependent: 54, dependent conditional: 44, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4830, independent: 4122, independent conditional: 819, independent unconditional: 3303, dependent: 167, dependent conditional: 41, dependent unconditional: 126, unknown: 541, unknown conditional: 111, unknown unconditional: 430] , Statistics on independence cache: Total cache size (in pairs): 541, Positive cache size: 530, Positive conditional cache size: 107, Positive unconditional cache size: 423, 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: 1219 ], Independence queries for same thread: 10 - 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: 4.8s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 3.5s, 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, 0.7s 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: 3.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 1, ConditionalCommutativityConditionCalculations: 30, ConditionalCommutativityTraceChecks: 17, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-08 02:14:02,246 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 [2024-05-08 02:14:02,448 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...