/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking FORWARD -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe025_pso.oepc_pso.opt_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-05 05:35:43,261 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-05 05:35:43,328 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-05 05:35:43,332 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-05 05:35:43,332 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-05 05:35:43,354 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-05 05:35:43,354 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-05 05:35:43,354 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-05 05:35:43,355 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-05 05:35:43,358 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-05 05:35:43,358 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-05 05:35:43,358 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-05 05:35:43,359 INFO L153 SettingsManager]: * Use SBE=true [2024-05-05 05:35:43,360 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-05 05:35:43,360 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-05 05:35:43,360 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-05 05:35:43,360 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-05 05:35:43,361 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-05 05:35:43,361 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-05 05:35:43,361 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-05 05:35:43,361 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-05 05:35:43,361 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-05 05:35:43,362 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-05 05:35:43,362 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-05 05:35:43,362 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-05 05:35:43,362 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-05 05:35:43,362 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-05 05:35:43,362 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-05 05:35:43,363 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-05 05:35:43,363 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 05:35:43,364 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-05 05:35:43,364 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-05 05:35:43,364 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-05 05:35:43,364 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-05 05:35:43,364 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-05 05:35:43,364 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-05 05:35:43,365 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-05 05:35:43,365 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-05 05:35:43,365 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-05 05:35:43,365 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> FORWARD [2024-05-05 05:35:43,592 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-05 05:35:43,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-05 05:35:43,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-05 05:35:43,615 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-05 05:35:43,616 INFO L274 PluginConnector]: CDTParser initialized [2024-05-05 05:35:43,617 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe025_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-05 05:35:44,874 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-05 05:35:45,068 INFO L384 CDTParser]: Found 1 translation units. [2024-05-05 05:35:45,068 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe025_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-05 05:35:45,086 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ceb5c0d13/4f74b461b2aa42a191e0558041ce44e5/FLAGd2fbbd84a [2024-05-05 05:35:45,100 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ceb5c0d13/4f74b461b2aa42a191e0558041ce44e5 [2024-05-05 05:35:45,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-05 05:35:45,104 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-05 05:35:45,107 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-05 05:35:45,107 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-05 05:35:45,111 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-05 05:35:45,111 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 05:35:45" (1/1) ... [2024-05-05 05:35:45,112 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72403f46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:35:45, skipping insertion in model container [2024-05-05 05:35:45,112 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 05:35:45" (1/1) ... [2024-05-05 05:35:45,161 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-05 05:35:45,305 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/safe025_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-05-05 05:35:45,408 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 05:35:45,415 INFO L202 MainTranslator]: Completed pre-run [2024-05-05 05:35:45,424 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/safe025_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-05-05 05:35:45,444 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 05:35:45,462 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-05 05:35:45,462 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-05 05:35:45,468 INFO L206 MainTranslator]: Completed translation [2024-05-05 05:35:45,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:35:45 WrapperNode [2024-05-05 05:35:45,468 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-05 05:35:45,469 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-05 05:35:45,469 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-05 05:35:45,470 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-05 05:35:45,475 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:35:45" (1/1) ... [2024-05-05 05:35:45,484 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:35:45" (1/1) ... [2024-05-05 05:35:45,500 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2024-05-05 05:35:45,500 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-05 05:35:45,501 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-05 05:35:45,501 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-05 05:35:45,501 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-05 05:35:45,507 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:35:45" (1/1) ... [2024-05-05 05:35:45,508 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:35:45" (1/1) ... [2024-05-05 05:35:45,510 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:35:45" (1/1) ... [2024-05-05 05:35:45,510 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:35:45" (1/1) ... [2024-05-05 05:35:45,514 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:35:45" (1/1) ... [2024-05-05 05:35:45,515 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:35:45" (1/1) ... [2024-05-05 05:35:45,516 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:35:45" (1/1) ... [2024-05-05 05:35:45,517 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:35:45" (1/1) ... [2024-05-05 05:35:45,518 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-05 05:35:45,519 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-05 05:35:45,519 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-05 05:35:45,519 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-05 05:35:45,520 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:35:45" (1/1) ... [2024-05-05 05:35:45,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 05:35:45,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 05:35:45,570 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-05 05:35:45,584 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-05 05:35:45,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-05 05:35:45,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-05 05:35:45,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-05 05:35:45,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-05 05:35:45,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-05 05:35:45,640 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-05 05:35:45,640 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-05 05:35:45,640 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-05 05:35:45,640 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-05 05:35:45,640 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-05 05:35:45,641 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-05 05:35:45,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-05 05:35:45,642 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-05 05:35:45,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-05 05:35:45,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-05 05:35:45,643 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-05 05:35:45,768 INFO L241 CfgBuilder]: Building ICFG [2024-05-05 05:35:45,770 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-05 05:35:45,906 INFO L282 CfgBuilder]: Performing block encoding [2024-05-05 05:35:45,913 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-05 05:35:45,913 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-05 05:35:45,915 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 05:35:45 BoogieIcfgContainer [2024-05-05 05:35:45,915 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-05 05:35:45,917 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-05 05:35:45,917 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-05 05:35:45,919 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-05 05:35:45,919 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.05 05:35:45" (1/3) ... [2024-05-05 05:35:45,920 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f51f313 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 05:35:45, skipping insertion in model container [2024-05-05 05:35:45,920 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 05:35:45" (2/3) ... [2024-05-05 05:35:45,920 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f51f313 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 05:35:45, skipping insertion in model container [2024-05-05 05:35:45,920 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 05:35:45" (3/3) ... [2024-05-05 05:35:45,921 INFO L112 eAbstractionObserver]: Analyzing ICFG safe025_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-05 05:35:45,927 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-05 05:35:45,934 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-05 05:35:45,935 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-05 05:35:45,935 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-05 05:35:45,980 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-05 05:35:46,011 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-05 05:35:46,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-05 05:35:46,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 05:35:46,014 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-05 05:35:46,027 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-05 05:35:46,040 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-05 05:35:46,049 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 05:35:46,050 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-05 05:35:46,055 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;@4aa69b9a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=FORWARD, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-05 05:35:46,055 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-05 05:35:46,105 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-05 05:35:46,108 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 05:35:46,108 INFO L85 PathProgramCache]: Analyzing trace with hash 992972723, now seen corresponding path program 1 times [2024-05-05 05:35:46,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 05:35:46,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095128049] [2024-05-05 05:35:46,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:35:46,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:35:46,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:35:46,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:35:46,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 05:35:46,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095128049] [2024-05-05 05:35:46,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095128049] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 05:35:46,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 05:35:46,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-05 05:35:46,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183075006] [2024-05-05 05:35:46,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 05:35:46,341 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-05 05:35:46,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 05:35:46,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-05 05:35:46,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-05 05:35:46,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:35:46,459 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 05:35:46,460 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 05:35:46,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:35:46,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:35:46,503 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-05 05:35:46,503 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-05 05:35:46,504 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 05:35:46,504 INFO L85 PathProgramCache]: Analyzing trace with hash 294575345, now seen corresponding path program 1 times [2024-05-05 05:35:46,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 05:35:46,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740102824] [2024-05-05 05:35:46,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:35:46,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:35:46,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:35:46,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:35:46,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 05:35:46,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740102824] [2024-05-05 05:35:46,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1740102824] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 05:35:46,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 05:35:46,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-05 05:35:46,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66888131] [2024-05-05 05:35:46,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 05:35:46,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-05 05:35:46,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 05:35:46,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-05 05:35:46,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-05-05 05:35:46,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:35:46,858 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 05:35:46,858 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 05:35:46,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:35:46,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:35:47,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:35:47,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-05 05:35:47,031 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-05 05:35:47,031 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-05 05:35:47,031 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 05:35:47,032 INFO L85 PathProgramCache]: Analyzing trace with hash 1389294644, now seen corresponding path program 1 times [2024-05-05 05:35:47,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 05:35:47,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646983053] [2024-05-05 05:35:47,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:35:47,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:35:47,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:35:47,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:35:47,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 05:35:47,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646983053] [2024-05-05 05:35:47,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646983053] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 05:35:47,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 05:35:47,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-05 05:35:47,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425607523] [2024-05-05 05:35:47,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 05:35:47,295 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-05 05:35:47,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 05:35:47,445 INFO L85 PathProgramCache]: Analyzing trace with hash -231044696, now seen corresponding path program 1 times [2024-05-05 05:35:47,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:35:47,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:35:47,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:35:47,460 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-05 05:35:47,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:35:47,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-05 05:35:47,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-05 05:35:47,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:35:47,487 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 05:35:47,487 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 05:35:47,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:35:47,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-05 05:35:47,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:35:47,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:35:47,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-05 05:35:47,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 05:35:47,876 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,SelfDestructingSolverStorable2 [2024-05-05 05:35:47,876 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-05 05:35:47,877 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 05:35:47,877 INFO L85 PathProgramCache]: Analyzing trace with hash -576110334, now seen corresponding path program 2 times [2024-05-05 05:35:47,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 05:35:47,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700224958] [2024-05-05 05:35:47,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:35:47,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:35:47,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:35:48,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:35:48,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 05:35:48,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700224958] [2024-05-05 05:35:48,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [700224958] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 05:35:48,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 05:35:48,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-05 05:35:48,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823728727] [2024-05-05 05:35:48,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 05:35:48,136 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-05 05:35:48,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 05:35:48,335 INFO L85 PathProgramCache]: Analyzing trace with hash 1881632035, now seen corresponding path program 1 times [2024-05-05 05:35:48,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:35:48,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:35:48,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:35:48,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:35:48,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:35:48,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:35:48,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:35:48,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:35:48,546 INFO L85 PathProgramCache]: Analyzing trace with hash 116783770, now seen corresponding path program 2 times [2024-05-05 05:35:48,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:35:48,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:35:48,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:35:48,559 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-05 05:35:48,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:35:48,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-05-05 05:35:48,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-05-05 05:35:48,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:35:48,579 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 05:35:48,579 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 11.7) internal successors, (117), 11 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 05:35:48,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:35:48,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-05 05:35:48,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 05:35:48,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:35:49,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:35:49,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-05 05:35:49,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 05:35:49,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-05 05:35:49,201 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5 [2024-05-05 05:35:49,202 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-05 05:35:49,202 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 05:35:49,202 INFO L85 PathProgramCache]: Analyzing trace with hash -1233055500, now seen corresponding path program 3 times [2024-05-05 05:35:49,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 05:35:49,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036311272] [2024-05-05 05:35:49,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:35:49,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:35:49,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:35:49,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:35:49,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 05:35:49,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036311272] [2024-05-05 05:35:49,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036311272] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 05:35:49,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 05:35:49,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-05 05:35:49,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625726985] [2024-05-05 05:35:49,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 05:35:49,377 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-05 05:35:49,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 05:35:49,490 INFO L85 PathProgramCache]: Analyzing trace with hash 376000113, now seen corresponding path program 2 times [2024-05-05 05:35:49,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:35:49,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:35:49,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:35:49,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:35:49,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:35:49,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:35:49,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:35:49,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:35:49,685 INFO L85 PathProgramCache]: Analyzing trace with hash 195724520, now seen corresponding path program 3 times [2024-05-05 05:35:49,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:35:49,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:35:49,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:35:49,703 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-05 05:35:49,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:35:49,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-05-05 05:35:49,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-05-05 05:35:49,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:35:49,724 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 05:35:49,725 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 11.7) internal successors, (117), 11 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 05:35:49,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:35:49,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-05 05:35:49,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 05:35:49,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-05 05:35:49,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:35:50,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:35:50,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-05 05:35:50,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 05:35:50,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-05 05:35:50,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-05 05:35:50,450 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable9 [2024-05-05 05:35:50,450 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-05 05:35:50,451 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 05:35:50,451 INFO L85 PathProgramCache]: Analyzing trace with hash -453686028, now seen corresponding path program 4 times [2024-05-05 05:35:50,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 05:35:50,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596319257] [2024-05-05 05:35:50,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:35:50,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:35:50,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:35:50,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:35:50,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 05:35:50,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596319257] [2024-05-05 05:35:50,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596319257] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 05:35:50,595 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 05:35:50,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-05 05:35:50,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427404981] [2024-05-05 05:35:50,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 05:35:50,599 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-05 05:35:50,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 05:35:50,620 INFO L85 PathProgramCache]: Analyzing trace with hash 557264931, now seen corresponding path program 1 times [2024-05-05 05:35:50,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:35:50,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:35:50,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:35:50,628 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-05 05:35:50,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:35:50,660 INFO L85 PathProgramCache]: Analyzing trace with hash 914711853, now seen corresponding path program 1 times [2024-05-05 05:35:50,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:35:50,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:35:50,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:35:50,668 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-05 05:35:50,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:35:50,704 INFO L85 PathProgramCache]: Analyzing trace with hash -1708703434, now seen corresponding path program 1 times [2024-05-05 05:35:50,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:35:50,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:35:50,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:35:50,720 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-05 05:35:50,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:35:50,766 INFO L85 PathProgramCache]: Analyzing trace with hash -1430198701, now seen corresponding path program 1 times [2024-05-05 05:35:50,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:35:50,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:35:50,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:35:50,790 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-05 05:35:50,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:35:50,866 INFO L85 PathProgramCache]: Analyzing trace with hash -31410476, now seen corresponding path program 1 times [2024-05-05 05:35:50,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:35:50,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:35:50,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:35:50,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:35:50,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:35:50,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:35:50,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:35:51,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:35:51,146 INFO L85 PathProgramCache]: Analyzing trace with hash -894467016, now seen corresponding path program 1 times [2024-05-05 05:35:51,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:35:51,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:35:51,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:35:51,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:35:51,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:35:51,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:35:51,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 05:35:51,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 05:35:51,398 INFO L85 PathProgramCache]: Analyzing trace with hash 583387368, now seen corresponding path program 4 times [2024-05-05 05:35:51,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 05:35:51,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 05:35:51,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:35:51,407 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-05 05:35:51,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-05 05:35:51,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-05-05 05:35:51,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2024-05-05 05:35:51,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:35:51,429 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 05:35:51,429 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 05:35:51,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:35:51,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-05 05:35:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-05 05:35:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-05 05:35:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-05 05:35:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:35:52,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 05:35:52,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-05 05:35:52,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-05 05:35:52,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-05 05:35:52,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-05 05:35:52,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-05 05:35:52,108 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-05 05:35:52,108 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-05 05:35:52,108 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-05 05:35:52,108 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-05 05:35:52,109 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable20,SelfDestructingSolverStorable21,SelfDestructingSolverStorable12,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-05-05 05:35:52,112 INFO L448 BasicCegarLoop]: Path program histogram: [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-05 05:35:52,114 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-05 05:35:52,114 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-05 05:35:52,116 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.05 05:35:52 BasicIcfg [2024-05-05 05:35:52,116 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-05 05:35:52,117 INFO L158 Benchmark]: Toolchain (without parser) took 7012.49ms. Allocated memory was 243.3MB in the beginning and 400.6MB in the end (delta: 157.3MB). Free memory was 169.6MB in the beginning and 154.5MB in the end (delta: 15.1MB). Peak memory consumption was 184.8MB. Max. memory is 8.0GB. [2024-05-05 05:35:52,117 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 159.4MB. Free memory is still 128.0MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-05 05:35:52,117 INFO L158 Benchmark]: CACSL2BoogieTranslator took 361.75ms. Allocated memory is still 243.3MB. Free memory was 169.3MB in the beginning and 148.8MB in the end (delta: 20.5MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2024-05-05 05:35:52,117 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.96ms. Allocated memory is still 243.3MB. Free memory was 148.5MB in the beginning and 146.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-05 05:35:52,117 INFO L158 Benchmark]: Boogie Preprocessor took 17.70ms. Allocated memory is still 243.3MB. Free memory was 146.6MB in the beginning and 145.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-05 05:35:52,117 INFO L158 Benchmark]: RCFGBuilder took 395.71ms. Allocated memory is still 243.3MB. Free memory was 145.1MB in the beginning and 130.7MB in the end (delta: 14.5MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2024-05-05 05:35:52,118 INFO L158 Benchmark]: TraceAbstraction took 6199.70ms. Allocated memory was 243.3MB in the beginning and 400.6MB in the end (delta: 157.3MB). Free memory was 129.4MB in the beginning and 154.5MB in the end (delta: -25.1MB). Peak memory consumption was 143.9MB. Max. memory is 8.0GB. [2024-05-05 05:35:52,118 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 159.4MB. Free memory is still 128.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 361.75ms. Allocated memory is still 243.3MB. Free memory was 169.3MB in the beginning and 148.8MB in the end (delta: 20.5MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 30.96ms. Allocated memory is still 243.3MB. Free memory was 148.5MB in the beginning and 146.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 17.70ms. Allocated memory is still 243.3MB. Free memory was 146.6MB in the beginning and 145.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 395.71ms. Allocated memory is still 243.3MB. Free memory was 145.1MB in the beginning and 130.7MB in the end (delta: 14.5MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 6199.70ms. Allocated memory was 243.3MB in the beginning and 400.6MB in the end (delta: 157.3MB). Free memory was 129.4MB in the beginning and 154.5MB in the end (delta: -25.1MB). Peak memory consumption was 143.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 119268, independent: 118039, independent conditional: 117890, independent unconditional: 149, dependent: 1229, dependent conditional: 1228, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 119122, independent: 118039, independent conditional: 117890, independent unconditional: 149, dependent: 1083, dependent conditional: 1082, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 119122, independent: 118039, independent conditional: 117890, independent unconditional: 149, dependent: 1083, dependent conditional: 1082, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 119122, independent: 118039, independent conditional: 117890, independent unconditional: 149, dependent: 1083, dependent conditional: 1082, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 124679, independent: 118039, independent conditional: 1088, independent unconditional: 116951, dependent: 6640, dependent conditional: 3836, dependent unconditional: 2804, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 124679, independent: 118039, independent conditional: 727, independent unconditional: 117312, dependent: 6640, dependent conditional: 1002, dependent unconditional: 5638, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 124679, independent: 118039, independent conditional: 727, independent unconditional: 117312, dependent: 6640, dependent conditional: 1002, dependent unconditional: 5638, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 853, independent: 817, independent conditional: 71, independent unconditional: 746, dependent: 36, dependent conditional: 23, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 853, independent: 746, independent conditional: 0, independent unconditional: 746, dependent: 107, dependent conditional: 0, dependent unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 107, independent: 71, independent conditional: 67, independent unconditional: 4, dependent: 36, dependent conditional: 23, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 107, independent: 71, independent conditional: 67, independent unconditional: 4, dependent: 36, dependent conditional: 23, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 190, independent: 108, independent conditional: 104, independent unconditional: 4, dependent: 82, dependent conditional: 35, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 124679, independent: 117222, independent conditional: 656, independent unconditional: 116566, dependent: 6604, dependent conditional: 979, dependent unconditional: 5625, unknown: 853, unknown conditional: 94, unknown unconditional: 759] , Statistics on independence cache: Total cache size (in pairs): 853, Positive cache size: 817, Positive conditional cache size: 71, Positive unconditional cache size: 746, Negative cache size: 36, Negative conditional cache size: 23, Negative unconditional cache size: 13, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3195, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 124679, independent: 118039, independent conditional: 1088, independent unconditional: 116951, dependent: 6640, dependent conditional: 3836, dependent unconditional: 2804, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 124679, independent: 118039, independent conditional: 727, independent unconditional: 117312, dependent: 6640, dependent conditional: 1002, dependent unconditional: 5638, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 124679, independent: 118039, independent conditional: 727, independent unconditional: 117312, dependent: 6640, dependent conditional: 1002, dependent unconditional: 5638, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 853, independent: 817, independent conditional: 71, independent unconditional: 746, dependent: 36, dependent conditional: 23, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 853, independent: 746, independent conditional: 0, independent unconditional: 746, dependent: 107, dependent conditional: 0, dependent unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 107, independent: 71, independent conditional: 67, independent unconditional: 4, dependent: 36, dependent conditional: 23, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 107, independent: 71, independent conditional: 67, independent unconditional: 4, dependent: 36, dependent conditional: 23, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 190, independent: 108, independent conditional: 104, independent unconditional: 4, dependent: 82, dependent conditional: 35, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 124679, independent: 117222, independent conditional: 656, independent unconditional: 116566, dependent: 6604, dependent conditional: 979, dependent unconditional: 5625, unknown: 853, unknown conditional: 94, unknown unconditional: 759] , Statistics on independence cache: Total cache size (in pairs): 853, Positive cache size: 817, Positive conditional cache size: 71, Positive unconditional cache size: 746, Negative cache size: 36, Negative conditional cache size: 23, Negative unconditional cache size: 13, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3195 ], Independence queries for same thread: 146 - 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 7 procedures, 120 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 6.1s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 4, 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: 80, 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, 1.1s InterpolantComputationTime, 415 NumberOfCodeBlocks, 415 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 409 ConstructedInterpolants, 0 QuantifiedInterpolants, 1563 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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: 1.8s, ConditionalCommutativityIAIntegrations: 4, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 14, ConditionalCommutativityTraceChecks: 12, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-05 05:35:52,130 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 [2024-05-05 05:35:52,334 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...