/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 213 --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/safe001_tso.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-07 08:15:21,573 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-07 08:15:21,650 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-07 08:15:21,655 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-07 08:15:21,656 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-07 08:15:21,683 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-07 08:15:21,684 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-07 08:15:21,684 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-07 08:15:21,685 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-07 08:15:21,688 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-07 08:15:21,689 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-07 08:15:21,689 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-07 08:15:21,689 INFO L153 SettingsManager]: * Use SBE=true [2024-05-07 08:15:21,691 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-07 08:15:21,692 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-07 08:15:21,692 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-07 08:15:21,692 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-07 08:15:21,692 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-07 08:15:21,692 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-07 08:15:21,693 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-07 08:15:21,693 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-07 08:15:21,693 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-07 08:15:21,693 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-07 08:15:21,694 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-07 08:15:21,694 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-07 08:15:21,694 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-07 08:15:21,694 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-07 08:15:21,694 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-07 08:15:21,695 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-07 08:15:21,695 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 08:15:21,696 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-07 08:15:21,696 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-07 08:15:21,696 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-07 08:15:21,697 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-07 08:15:21,697 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-07 08:15:21,697 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-07 08:15:21,697 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-07 08:15:21,697 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-07 08:15:21,697 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-07 08:15:21,697 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-07 08:15:21,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-07 08:15:22,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-07 08:15:22,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-07 08:15:22,009 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-07 08:15:22,010 INFO L274 PluginConnector]: CDTParser initialized [2024-05-07 08:15:22,010 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe001_tso.i [2024-05-07 08:15:23,086 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-07 08:15:23,366 INFO L384 CDTParser]: Found 1 translation units. [2024-05-07 08:15:23,367 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe001_tso.i [2024-05-07 08:15:23,378 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/bd606d153/00f1bca68a6d42d1818cfa03b16efe9c/FLAGa4dd788d3 [2024-05-07 08:15:23,391 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/bd606d153/00f1bca68a6d42d1818cfa03b16efe9c [2024-05-07 08:15:23,393 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-07 08:15:23,394 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-07 08:15:23,395 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-07 08:15:23,395 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-07 08:15:23,400 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-07 08:15:23,401 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 08:15:23" (1/1) ... [2024-05-07 08:15:23,401 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f7a9fcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:15:23, skipping insertion in model container [2024-05-07 08:15:23,401 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 08:15:23" (1/1) ... [2024-05-07 08:15:23,453 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-07 08:15:23,604 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/safe001_tso.i[945,958] [2024-05-07 08:15:23,753 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 08:15:23,765 INFO L202 MainTranslator]: Completed pre-run [2024-05-07 08:15:23,781 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/safe001_tso.i[945,958] [2024-05-07 08:15:23,823 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 08:15:23,855 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 08:15:23,855 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 08:15:23,862 INFO L206 MainTranslator]: Completed translation [2024-05-07 08:15:23,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:15:23 WrapperNode [2024-05-07 08:15:23,866 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-07 08:15:23,867 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-07 08:15:23,867 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-07 08:15:23,867 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-07 08:15:23,872 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:15:23" (1/1) ... [2024-05-07 08:15:23,884 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:15:23" (1/1) ... [2024-05-07 08:15:23,900 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2024-05-07 08:15:23,901 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-07 08:15:23,901 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-07 08:15:23,902 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-07 08:15:23,902 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-07 08:15:23,910 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:15:23" (1/1) ... [2024-05-07 08:15:23,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:15:23" (1/1) ... [2024-05-07 08:15:23,913 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:15:23" (1/1) ... [2024-05-07 08:15:23,913 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:15:23" (1/1) ... [2024-05-07 08:15:23,918 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:15:23" (1/1) ... [2024-05-07 08:15:23,919 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:15:23" (1/1) ... [2024-05-07 08:15:23,921 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:15:23" (1/1) ... [2024-05-07 08:15:23,922 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:15:23" (1/1) ... [2024-05-07 08:15:23,924 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-07 08:15:23,925 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-07 08:15:23,925 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-07 08:15:23,925 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-07 08:15:23,925 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:15:23" (1/1) ... [2024-05-07 08:15:23,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 08:15:23,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 08:15:23,961 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-07 08:15:23,988 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-07 08:15:24,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-07 08:15:24,019 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-07 08:15:24,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-07 08:15:24,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-07 08:15:24,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-07 08:15:24,019 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-07 08:15:24,019 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-07 08:15:24,019 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-07 08:15:24,019 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-07 08:15:24,019 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-07 08:15:24,021 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-07 08:15:24,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-07 08:15:24,021 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-07 08:15:24,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-07 08:15:24,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-07 08:15:24,023 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-07 08:15:24,185 INFO L241 CfgBuilder]: Building ICFG [2024-05-07 08:15:24,193 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-07 08:15:24,374 INFO L282 CfgBuilder]: Performing block encoding [2024-05-07 08:15:24,383 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-07 08:15:24,383 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-07 08:15:24,384 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 08:15:24 BoogieIcfgContainer [2024-05-07 08:15:24,384 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-07 08:15:24,387 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-07 08:15:24,387 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-07 08:15:24,390 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-07 08:15:24,390 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.05 08:15:23" (1/3) ... [2024-05-07 08:15:24,391 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bdd52db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 08:15:24, skipping insertion in model container [2024-05-07 08:15:24,391 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:15:23" (2/3) ... [2024-05-07 08:15:24,391 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bdd52db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 08:15:24, skipping insertion in model container [2024-05-07 08:15:24,391 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 08:15:24" (3/3) ... [2024-05-07 08:15:24,392 INFO L112 eAbstractionObserver]: Analyzing ICFG safe001_tso.i [2024-05-07 08:15:24,400 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-07 08:15:24,410 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-07 08:15:24,410 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-07 08:15:24,410 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-07 08:15:24,456 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 08:15:24,490 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 08:15:24,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 08:15:24,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 08:15:24,496 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-07 08:15:24,503 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-07 08:15:24,550 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 08:15:24,561 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 08:15:24,563 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 08:15:24,571 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;@cba25d2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=213, mConComCheckerConditionCriterion=false [2024-05-07 08:15:24,571 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-07 08:15:24,713 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)] === [2024-05-07 08:15:24,717 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 08:15:24,717 INFO L85 PathProgramCache]: Analyzing trace with hash -1417150929, now seen corresponding path program 1 times [2024-05-07 08:15:24,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 08:15:24,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771614518] [2024-05-07 08:15:24,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:24,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:24,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 08:15:25,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 08:15:25,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 08:15:25,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771614518] [2024-05-07 08:15:25,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771614518] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 08:15:25,043 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 08:15:25,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-07 08:15:25,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991638125] [2024-05-07 08:15:25,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 08:15:25,054 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-07 08:15:25,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 08:15:25,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-07 08:15:25,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-07 08:15:25,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:15:25,076 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 08:15:25,077 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.5) internal successors, (65), 2 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) [2024-05-07 08:15:25,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:15:25,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:15:25,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-07 08:15:25,121 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)] === [2024-05-07 08:15:25,121 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 08:15:25,121 INFO L85 PathProgramCache]: Analyzing trace with hash 1576267092, now seen corresponding path program 1 times [2024-05-07 08:15:25,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 08:15:25,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304275674] [2024-05-07 08:15:25,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:25,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:25,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 08:15:25,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 08:15:25,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 08:15:25,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304275674] [2024-05-07 08:15:25,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1304275674] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 08:15:25,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 08:15:25,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-07 08:15:25,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118558701] [2024-05-07 08:15:25,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 08:15:25,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-07 08:15:25,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 08:15:25,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-07 08:15:25,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-07 08:15:25,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:15:25,726 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 08:15:25,726 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 08:15:25,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:15:25,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:15:26,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:15:26,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-07 08:15:26,084 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-07 08:15:26,084 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)] === [2024-05-07 08:15:26,085 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 08:15:26,085 INFO L85 PathProgramCache]: Analyzing trace with hash 1960106709, now seen corresponding path program 1 times [2024-05-07 08:15:26,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 08:15:26,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253330262] [2024-05-07 08:15:26,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:26,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:26,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 08:15:26,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 08:15:26,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 08:15:26,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253330262] [2024-05-07 08:15:26,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [253330262] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 08:15:26,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 08:15:26,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 08:15:26,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219952536] [2024-05-07 08:15:26,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 08:15:26,433 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 08:15:26,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 08:15:26,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 08:15:26,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-05-07 08:15:26,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:15:26,438 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 08:15:26,438 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 08:15:26,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:15:26,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-07 08:15:26,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:15:26,856 INFO L85 PathProgramCache]: Analyzing trace with hash -160967937, now seen corresponding path program 1 times [2024-05-07 08:15:26,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:26,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:26,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:26,887 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:15:26,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:27,227 INFO L85 PathProgramCache]: Analyzing trace with hash 248866356, now seen corresponding path program 1 times [2024-05-07 08:15:27,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:27,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:27,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:27,245 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:15:27,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:27,325 INFO L85 PathProgramCache]: Analyzing trace with hash -31025906, now seen corresponding path program 1 times [2024-05-07 08:15:27,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:27,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:27,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:27,344 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:15:27,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:27,714 INFO L85 PathProgramCache]: Analyzing trace with hash -1268508063, now seen corresponding path program 1 times [2024-05-07 08:15:27,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:27,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:27,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:27,735 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:15:27,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:27,941 INFO L85 PathProgramCache]: Analyzing trace with hash -205759790, now seen corresponding path program 1 times [2024-05-07 08:15:27,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:27,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:27,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:27,955 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:15:27,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:28,039 INFO L85 PathProgramCache]: Analyzing trace with hash -2144535067, now seen corresponding path program 1 times [2024-05-07 08:15:28,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:28,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:28,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:28,050 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:15:28,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:28,392 INFO L85 PathProgramCache]: Analyzing trace with hash -914304173, now seen corresponding path program 1 times [2024-05-07 08:15:28,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:28,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:28,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:28,416 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:15:28,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:28,592 INFO L85 PathProgramCache]: Analyzing trace with hash -1103714236, now seen corresponding path program 1 times [2024-05-07 08:15:28,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:28,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:28,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:28,615 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:15:28,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:28,694 INFO L85 PathProgramCache]: Analyzing trace with hash 2121856435, now seen corresponding path program 1 times [2024-05-07 08:15:28,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:28,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:28,707 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:15:28,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:28,769 INFO L85 PathProgramCache]: Analyzing trace with hash 1453920318, now seen corresponding path program 1 times [2024-05-07 08:15:28,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:28,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:28,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:28,782 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:15:28,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:28,878 INFO L85 PathProgramCache]: Analyzing trace with hash 578048605, now seen corresponding path program 1 times [2024-05-07 08:15:28,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:28,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:28,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:28,889 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:15:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:29,431 INFO L85 PathProgramCache]: Analyzing trace with hash -1485012891, now seen corresponding path program 1 times [2024-05-07 08:15:29,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:29,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:29,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:29,450 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:15:29,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:29,512 INFO L85 PathProgramCache]: Analyzing trace with hash 176363326, now seen corresponding path program 1 times [2024-05-07 08:15:29,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:29,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:29,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:29,521 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:15:29,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:29,643 INFO L85 PathProgramCache]: Analyzing trace with hash 1726164038, now seen corresponding path program 1 times [2024-05-07 08:15:29,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:29,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:29,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:29,653 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:15:29,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:29,714 INFO L85 PathProgramCache]: Analyzing trace with hash 1534327899, now seen corresponding path program 1 times [2024-05-07 08:15:29,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:29,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:29,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:29,724 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:15:29,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:29,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1335978818, now seen corresponding path program 1 times [2024-05-07 08:15:29,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:29,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:29,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:29,790 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:15:29,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:30,018 INFO L85 PathProgramCache]: Analyzing trace with hash -1973658783, now seen corresponding path program 1 times [2024-05-07 08:15:30,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:30,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:30,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:30,028 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:15:30,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:30,098 INFO L85 PathProgramCache]: Analyzing trace with hash 1460354242, now seen corresponding path program 1 times [2024-05-07 08:15:30,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:30,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:30,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:30,108 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:15:30,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:30,176 INFO L85 PathProgramCache]: Analyzing trace with hash -1153830278, now seen corresponding path program 1 times [2024-05-07 08:15:30,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:30,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:30,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:30,187 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:15:30,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:30,239 INFO L85 PathProgramCache]: Analyzing trace with hash -452862319, now seen corresponding path program 1 times [2024-05-07 08:15:30,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:30,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:30,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:30,248 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:15:30,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:30,491 INFO L85 PathProgramCache]: Analyzing trace with hash 23342526, now seen corresponding path program 1 times [2024-05-07 08:15:30,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:30,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:30,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:30,503 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:15:30,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:30,583 INFO L85 PathProgramCache]: Analyzing trace with hash -523899656, now seen corresponding path program 1 times [2024-05-07 08:15:30,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:30,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:30,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:30,594 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:15:30,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:30,649 INFO L85 PathProgramCache]: Analyzing trace with hash -313393531, now seen corresponding path program 1 times [2024-05-07 08:15:30,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:30,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:30,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:30,659 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:15:30,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:30,705 INFO L85 PathProgramCache]: Analyzing trace with hash -1257033572, now seen corresponding path program 1 times [2024-05-07 08:15:30,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:30,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:30,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:30,714 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:15:30,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:30,829 INFO L85 PathProgramCache]: Analyzing trace with hash -1193143676, now seen corresponding path program 1 times [2024-05-07 08:15:30,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:30,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:30,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:30,852 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:15:30,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:30,912 INFO L85 PathProgramCache]: Analyzing trace with hash 649957453, now seen corresponding path program 1 times [2024-05-07 08:15:30,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:30,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:30,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:30,920 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:15:30,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:15:31,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:15:31,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-07 08:15:31,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-07 08:15:31,399 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable18,SelfDestructingSolverStorable3,SelfDestructingSolverStorable19,SelfDestructingSolverStorable2,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17,SelfDestructingSolverStorable20,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-05-07 08:15:31,399 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)] === [2024-05-07 08:15:31,403 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 08:15:31,404 INFO L85 PathProgramCache]: Analyzing trace with hash -1541108586, now seen corresponding path program 1 times [2024-05-07 08:15:31,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 08:15:31,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675616566] [2024-05-07 08:15:31,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:31,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:31,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 08:15:31,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 08:15:31,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 08:15:31,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675616566] [2024-05-07 08:15:31,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [675616566] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 08:15:31,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 08:15:31,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 08:15:31,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87146076] [2024-05-07 08:15:31,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 08:15:31,621 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 08:15:31,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 08:15:31,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 08:15:31,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-05-07 08:15:31,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:15:31,622 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 08:15:31,623 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.625) internal successors, (69), 8 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 08:15:31,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:15:31,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-07 08:15:31,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-07 08:15:31,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:15:33,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:15:33,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-07 08:15:33,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-07 08:15:33,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 08:15:33,184 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-05-07 08:15:33,184 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)] === [2024-05-07 08:15:33,184 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 08:15:33,184 INFO L85 PathProgramCache]: Analyzing trace with hash 1328247906, now seen corresponding path program 2 times [2024-05-07 08:15:33,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 08:15:33,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468920028] [2024-05-07 08:15:33,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:15:33,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:15:33,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 08:15:33,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 08:15:33,353 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 08:15:33,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468920028] [2024-05-07 08:15:33,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1468920028] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 08:15:33,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 08:15:33,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-07 08:15:33,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207763267] [2024-05-07 08:15:33,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 08:15:33,354 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-07 08:15:33,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 08:15:33,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-07 08:15:33,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-07 08:15:33,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:15:33,362 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 08:15:33,362 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 7 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 08:15:33,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:15:33,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-07 08:15:33,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-07 08:15:33,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 08:15:33,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:15:34,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:15:34,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-07 08:15:34,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-07 08:15:34,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 08:15:34,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-07 08:15:34,993 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-07 08:15:34,993 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-07 08:15:34,994 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-07 08:15:34,994 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-07 08:15:34,994 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-05-07 08:15:34,998 INFO L448 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-07 08:15:35,000 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-07 08:15:35,000 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-07 08:15:35,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 08:15:35 BasicIcfg [2024-05-07 08:15:35,007 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-07 08:15:35,008 INFO L158 Benchmark]: Toolchain (without parser) took 11613.76ms. Allocated memory was 163.6MB in the beginning and 399.5MB in the end (delta: 235.9MB). Free memory was 92.0MB in the beginning and 136.3MB in the end (delta: -44.4MB). Peak memory consumption was 191.7MB. Max. memory is 8.0GB. [2024-05-07 08:15:35,008 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 163.6MB. Free memory is still 137.7MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-07 08:15:35,008 INFO L158 Benchmark]: CACSL2BoogieTranslator took 471.61ms. Allocated memory was 163.6MB in the beginning and 250.6MB in the end (delta: 87.0MB). Free memory was 91.8MB in the beginning and 207.8MB in the end (delta: -116.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-05-07 08:15:35,008 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.71ms. Allocated memory is still 250.6MB. Free memory was 207.8MB in the beginning and 205.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-07 08:15:35,008 INFO L158 Benchmark]: Boogie Preprocessor took 22.55ms. Allocated memory is still 250.6MB. Free memory was 205.8MB in the beginning and 204.3MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-07 08:15:35,009 INFO L158 Benchmark]: RCFGBuilder took 459.90ms. Allocated memory is still 250.6MB. Free memory was 204.3MB in the beginning and 190.1MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2024-05-07 08:15:35,009 INFO L158 Benchmark]: TraceAbstraction took 10620.24ms. Allocated memory was 250.6MB in the beginning and 399.5MB in the end (delta: 148.9MB). Free memory was 188.5MB in the beginning and 136.3MB in the end (delta: 52.2MB). Peak memory consumption was 201.1MB. Max. memory is 8.0GB. [2024-05-07 08:15:35,010 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 163.6MB. Free memory is still 137.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 471.61ms. Allocated memory was 163.6MB in the beginning and 250.6MB in the end (delta: 87.0MB). Free memory was 91.8MB in the beginning and 207.8MB in the end (delta: -116.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 33.71ms. Allocated memory is still 250.6MB. Free memory was 207.8MB in the beginning and 205.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 22.55ms. Allocated memory is still 250.6MB. Free memory was 205.8MB in the beginning and 204.3MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 459.90ms. Allocated memory is still 250.6MB. Free memory was 204.3MB in the beginning and 190.1MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 10620.24ms. Allocated memory was 250.6MB in the beginning and 399.5MB in the end (delta: 148.9MB). Free memory was 188.5MB in the beginning and 136.3MB in the end (delta: 52.2MB). Peak memory consumption was 201.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 175592, independent: 173141, independent conditional: 172961, independent unconditional: 180, dependent: 2451, dependent conditional: 2450, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 175497, independent: 173141, independent conditional: 172961, independent unconditional: 180, dependent: 2356, dependent conditional: 2355, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 175497, independent: 173141, independent conditional: 172961, independent unconditional: 180, dependent: 2356, dependent conditional: 2355, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 175497, independent: 173141, independent conditional: 172961, independent unconditional: 180, dependent: 2356, dependent conditional: 2355, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 181374, independent: 173141, independent conditional: 82644, independent unconditional: 90497, dependent: 8233, dependent conditional: 5875, dependent unconditional: 2358, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 181374, independent: 173141, independent conditional: 35297, independent unconditional: 137844, dependent: 8233, dependent conditional: 2033, dependent unconditional: 6200, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 181374, independent: 173141, independent conditional: 35297, independent unconditional: 137844, dependent: 8233, dependent conditional: 2033, dependent unconditional: 6200, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1074, independent: 1038, independent conditional: 189, independent unconditional: 849, dependent: 36, dependent conditional: 18, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1074, independent: 1021, independent conditional: 0, independent unconditional: 1021, dependent: 53, dependent conditional: 0, dependent unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 53, independent: 17, independent conditional: 13, independent unconditional: 4, dependent: 36, dependent conditional: 18, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, independent: 17, independent conditional: 13, independent unconditional: 4, dependent: 36, dependent conditional: 18, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 126, independent: 30, independent conditional: 26, independent unconditional: 4, dependent: 96, dependent conditional: 73, dependent unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 181374, independent: 172103, independent conditional: 35108, independent unconditional: 136995, dependent: 8197, dependent conditional: 2015, dependent unconditional: 6182, unknown: 1074, unknown conditional: 207, unknown unconditional: 867] , Statistics on independence cache: Total cache size (in pairs): 1074, Positive cache size: 1038, Positive conditional cache size: 189, Positive unconditional cache size: 849, Negative cache size: 36, Negative conditional cache size: 18, Negative unconditional cache size: 18, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 51189, Maximal queried relation: 4, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 181374, independent: 173141, independent conditional: 82644, independent unconditional: 90497, dependent: 8233, dependent conditional: 5875, dependent unconditional: 2358, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 181374, independent: 173141, independent conditional: 35297, independent unconditional: 137844, dependent: 8233, dependent conditional: 2033, dependent unconditional: 6200, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 181374, independent: 173141, independent conditional: 35297, independent unconditional: 137844, dependent: 8233, dependent conditional: 2033, dependent unconditional: 6200, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1074, independent: 1038, independent conditional: 189, independent unconditional: 849, dependent: 36, dependent conditional: 18, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1074, independent: 1021, independent conditional: 0, independent unconditional: 1021, dependent: 53, dependent conditional: 0, dependent unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 53, independent: 17, independent conditional: 13, independent unconditional: 4, dependent: 36, dependent conditional: 18, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 53, independent: 17, independent conditional: 13, independent unconditional: 4, dependent: 36, dependent conditional: 18, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 126, independent: 30, independent conditional: 26, independent unconditional: 4, dependent: 96, dependent conditional: 73, dependent unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 181374, independent: 172103, independent conditional: 35108, independent unconditional: 136995, dependent: 8197, dependent conditional: 2015, dependent unconditional: 6182, unknown: 1074, unknown conditional: 207, unknown unconditional: 867] , Statistics on independence cache: Total cache size (in pairs): 1074, Positive cache size: 1038, Positive conditional cache size: 189, Positive unconditional cache size: 849, Negative cache size: 36, Negative conditional cache size: 18, Negative unconditional cache size: 18, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 51189 ], Independence queries for same thread: 95 - 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, 117 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 10.5s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 8.7s, 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: 49, 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, 0.2s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 333 NumberOfCodeBlocks, 333 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 328 ConstructedInterpolants, 0 QuantifiedInterpolants, 1246 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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: 5.1s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 76, ConditionalCommutativityTraceChecks: 26, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-07 08:15:35,031 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 [2024-05-07 08:15:35,232 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...