/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 50 --traceabstraction.seed.for.random.criterion 213 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe022_tso.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-05 16:14:22,098 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-05 16:14:22,153 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-05 16:14:22,162 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-05 16:14:22,163 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-05 16:14:22,195 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-05 16:14:22,196 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-05 16:14:22,197 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-05 16:14:22,197 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-05 16:14:22,201 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-05 16:14:22,202 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-05 16:14:22,202 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-05 16:14:22,202 INFO L153 SettingsManager]: * Use SBE=true [2024-05-05 16:14:22,204 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-05 16:14:22,204 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-05 16:14:22,204 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-05 16:14:22,204 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-05 16:14:22,205 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-05 16:14:22,205 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-05 16:14:22,205 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-05 16:14:22,205 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-05 16:14:22,206 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-05 16:14:22,206 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-05 16:14:22,206 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-05 16:14:22,206 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-05 16:14:22,206 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-05 16:14:22,207 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-05 16:14:22,207 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-05 16:14:22,207 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-05 16:14:22,207 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 16:14:22,209 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-05 16:14:22,209 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-05 16:14:22,209 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-05 16:14:22,209 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-05 16:14:22,209 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-05 16:14:22,209 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-05 16:14:22,209 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-05 16:14:22,210 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-05 16:14:22,210 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-05 16:14:22,210 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 50 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 [2024-05-05 16:14:22,450 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-05 16:14:22,472 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-05 16:14:22,475 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-05 16:14:22,476 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-05 16:14:22,476 INFO L274 PluginConnector]: CDTParser initialized [2024-05-05 16:14:22,478 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe022_tso.i [2024-05-05 16:14:23,706 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-05 16:14:23,971 INFO L384 CDTParser]: Found 1 translation units. [2024-05-05 16:14:23,972 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe022_tso.i [2024-05-05 16:14:23,983 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/27e3dc7c3/32425df6541c451c898e586a8177ff03/FLAGfbb514e9d [2024-05-05 16:14:23,995 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/27e3dc7c3/32425df6541c451c898e586a8177ff03 [2024-05-05 16:14:23,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-05 16:14:23,999 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-05 16:14:24,000 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-05 16:14:24,000 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-05 16:14:24,004 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-05 16:14:24,005 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 04:14:23" (1/1) ... [2024-05-05 16:14:24,006 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dda62ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:14:24, skipping insertion in model container [2024-05-05 16:14:24,006 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 04:14:23" (1/1) ... [2024-05-05 16:14:24,058 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-05 16:14:24,196 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/safe022_tso.i[945,958] [2024-05-05 16:14:24,371 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 16:14:24,381 INFO L202 MainTranslator]: Completed pre-run [2024-05-05 16:14:24,427 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/safe022_tso.i[945,958] [2024-05-05 16:14:24,453 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 16:14:24,485 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-05 16:14:24,485 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-05 16:14:24,492 INFO L206 MainTranslator]: Completed translation [2024-05-05 16:14:24,493 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:14:24 WrapperNode [2024-05-05 16:14:24,493 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-05 16:14:24,494 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-05 16:14:24,494 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-05 16:14:24,494 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-05 16:14:24,501 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:14:24" (1/1) ... [2024-05-05 16:14:24,513 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:14:24" (1/1) ... [2024-05-05 16:14:24,548 INFO L138 Inliner]: procedures = 175, calls = 40, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2024-05-05 16:14:24,548 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-05 16:14:24,549 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-05 16:14:24,549 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-05 16:14:24,549 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-05 16:14:24,560 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:14:24" (1/1) ... [2024-05-05 16:14:24,560 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:14:24" (1/1) ... [2024-05-05 16:14:24,564 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:14:24" (1/1) ... [2024-05-05 16:14:24,564 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:14:24" (1/1) ... [2024-05-05 16:14:24,569 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:14:24" (1/1) ... [2024-05-05 16:14:24,570 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:14:24" (1/1) ... [2024-05-05 16:14:24,571 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:14:24" (1/1) ... [2024-05-05 16:14:24,573 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:14:24" (1/1) ... [2024-05-05 16:14:24,575 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-05 16:14:24,588 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-05 16:14:24,589 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-05 16:14:24,589 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-05 16:14:24,589 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:14:24" (1/1) ... [2024-05-05 16:14:24,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 16:14:24,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 16:14:24,629 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 16:14:24,650 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 16:14:24,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-05 16:14:24,682 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-05 16:14:24,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-05 16:14:24,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-05 16:14:24,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-05 16:14:24,683 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-05 16:14:24,683 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-05 16:14:24,683 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-05 16:14:24,683 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-05 16:14:24,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-05 16:14:24,683 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-05 16:14:24,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-05 16:14:24,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-05 16:14:24,685 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 16:14:24,797 INFO L241 CfgBuilder]: Building ICFG [2024-05-05 16:14:24,799 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-05 16:14:24,925 INFO L282 CfgBuilder]: Performing block encoding [2024-05-05 16:14:24,935 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-05 16:14:24,936 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-05 16:14:24,937 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 04:14:24 BoogieIcfgContainer [2024-05-05 16:14:24,937 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-05 16:14:24,939 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-05 16:14:24,939 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-05 16:14:24,942 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-05 16:14:24,942 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.05 04:14:23" (1/3) ... [2024-05-05 16:14:24,943 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ebfbc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 04:14:24, skipping insertion in model container [2024-05-05 16:14:24,943 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 04:14:24" (2/3) ... [2024-05-05 16:14:24,943 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ebfbc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 04:14:24, skipping insertion in model container [2024-05-05 16:14:24,943 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 04:14:24" (3/3) ... [2024-05-05 16:14:24,945 INFO L112 eAbstractionObserver]: Analyzing ICFG safe022_tso.i [2024-05-05 16:14:24,951 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-05 16:14:24,959 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-05 16:14:24,959 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-05 16:14:24,959 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-05 16:14:25,004 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-05 16:14:25,041 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-05 16:14:25,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-05 16:14:25,042 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 16:14:25,043 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 16:14:25,044 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 16:14:25,074 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-05 16:14:25,087 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 16:14:25,089 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-05 16:14:25,097 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;@2bff84aa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=50, mConComCheckerRandomSeed=213, mConComCheckerConditionCriterion=false [2024-05-05 16:14:25,097 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-05-05 16:14:25,143 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-05 16:14:25,145 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 16:14:25,145 INFO L85 PathProgramCache]: Analyzing trace with hash 1330792377, now seen corresponding path program 1 times [2024-05-05 16:14:25,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 16:14:25,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959887860] [2024-05-05 16:14:25,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:14:25,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:14:25,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 16:14:25,464 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 16:14:25,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 16:14:25,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959887860] [2024-05-05 16:14:25,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959887860] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 16:14:25,466 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 16:14:25,466 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-05 16:14:25,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075529651] [2024-05-05 16:14:25,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 16:14:25,473 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-05 16:14:25,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 16:14:25,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-05 16:14:25,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-05 16:14:25,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 16:14:25,532 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 16:14:25,533 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 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 16:14:25,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 16:14:25,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 16:14:25,576 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-05 16:14:25,576 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-05 16:14:25,577 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 16:14:25,577 INFO L85 PathProgramCache]: Analyzing trace with hash -590883342, now seen corresponding path program 1 times [2024-05-05 16:14:25,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 16:14:25,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590371695] [2024-05-05 16:14:25,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:14:25,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:14:25,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 16:14:26,132 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 16:14:26,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 16:14:26,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590371695] [2024-05-05 16:14:26,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590371695] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 16:14:26,133 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 16:14:26,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-05 16:14:26,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976600914] [2024-05-05 16:14:26,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 16:14:26,135 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-05 16:14:26,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 16:14:26,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-05 16:14:26,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-05-05 16:14:26,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 16:14:26,149 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 16:14:26,150 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 16:14:26,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 16:14:26,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 16:14:26,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 16:14:26,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-05 16:14:26,698 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-05 16:14:26,699 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-05 16:14:26,700 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 16:14:26,701 INFO L85 PathProgramCache]: Analyzing trace with hash 65412807, now seen corresponding path program 1 times [2024-05-05 16:14:26,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 16:14:26,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638189892] [2024-05-05 16:14:26,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:14:26,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:14:26,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 16:14:27,022 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 16:14:27,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 16:14:27,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1638189892] [2024-05-05 16:14:27,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1638189892] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 16:14:27,023 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 16:14:27,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-05 16:14:27,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664874475] [2024-05-05 16:14:27,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 16:14:27,024 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-05 16:14:27,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 16:14:27,199 INFO L85 PathProgramCache]: Analyzing trace with hash 1635886107, now seen corresponding path program 1 times [2024-05-05 16:14:27,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:14:27,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:14:27,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 16:14:27,400 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 16:14:27,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 16:14:27,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 16:14:27,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 16:14:27,537 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 16:14:27,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-05-05 16:14:27,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2024-05-05 16:14:27,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 16:14:27,538 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 16:14:27,539 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 8.090909090909092) internal successors, (89), 12 states have internal predecessors, (89), 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 16:14:27,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 16:14:27,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-05 16:14:27,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 16:14:28,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 16:14:28,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-05 16:14:28,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-05 16:14:28,169 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-05-05 16:14:28,170 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-05-05 16:14:28,170 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-05-05 16:14:28,170 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2 [2024-05-05 16:14:28,176 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-05-05 16:14:28,178 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-05 16:14:28,178 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-05 16:14:28,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.05 04:14:28 BasicIcfg [2024-05-05 16:14:28,182 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-05 16:14:28,182 INFO L158 Benchmark]: Toolchain (without parser) took 4183.45ms. Allocated memory was 154.1MB in the beginning and 202.4MB in the end (delta: 48.2MB). Free memory was 86.3MB in the beginning and 108.0MB in the end (delta: -21.7MB). Peak memory consumption was 27.4MB. Max. memory is 8.0GB. [2024-05-05 16:14:28,182 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 154.1MB. Free memory was 93.0MB in the beginning and 92.8MB in the end (delta: 182.2kB). There was no memory consumed. Max. memory is 8.0GB. [2024-05-05 16:14:28,183 INFO L158 Benchmark]: CACSL2BoogieTranslator took 493.54ms. Allocated memory was 154.1MB in the beginning and 202.4MB in the end (delta: 48.2MB). Free memory was 86.1MB in the beginning and 168.9MB in the end (delta: -82.8MB). Peak memory consumption was 21.1MB. Max. memory is 8.0GB. [2024-05-05 16:14:28,183 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.32ms. Allocated memory is still 202.4MB. Free memory was 168.9MB in the beginning and 166.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-05 16:14:28,184 INFO L158 Benchmark]: Boogie Preprocessor took 26.49ms. Allocated memory is still 202.4MB. Free memory was 166.8MB in the beginning and 165.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-05 16:14:28,184 INFO L158 Benchmark]: RCFGBuilder took 348.98ms. Allocated memory is still 202.4MB. Free memory was 165.2MB in the beginning and 152.1MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-05-05 16:14:28,184 INFO L158 Benchmark]: TraceAbstraction took 3242.54ms. Allocated memory is still 202.4MB. Free memory was 151.0MB in the beginning and 108.0MB in the end (delta: 43.1MB). Peak memory consumption was 43.1MB. Max. memory is 8.0GB. [2024-05-05 16:14:28,186 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 154.1MB. Free memory was 93.0MB in the beginning and 92.8MB in the end (delta: 182.2kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 493.54ms. Allocated memory was 154.1MB in the beginning and 202.4MB in the end (delta: 48.2MB). Free memory was 86.1MB in the beginning and 168.9MB in the end (delta: -82.8MB). Peak memory consumption was 21.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 54.32ms. Allocated memory is still 202.4MB. Free memory was 168.9MB in the beginning and 166.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 26.49ms. Allocated memory is still 202.4MB. Free memory was 166.8MB in the beginning and 165.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 348.98ms. Allocated memory is still 202.4MB. Free memory was 165.2MB in the beginning and 152.1MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 3242.54ms. Allocated memory is still 202.4MB. Free memory was 151.0MB in the beginning and 108.0MB in the end (delta: 43.1MB). Peak memory consumption was 43.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5256, independent: 5164, independent conditional: 5081, independent unconditional: 83, dependent: 92, dependent conditional: 91, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5226, independent: 5164, independent conditional: 5081, independent unconditional: 83, dependent: 62, dependent conditional: 61, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5226, independent: 5164, independent conditional: 5081, independent unconditional: 83, dependent: 62, dependent conditional: 61, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5226, independent: 5164, independent conditional: 5081, independent unconditional: 83, dependent: 62, dependent conditional: 61, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5385, independent: 5164, independent conditional: 74, independent unconditional: 5090, dependent: 221, dependent conditional: 86, dependent unconditional: 135, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5385, independent: 5164, independent conditional: 33, independent unconditional: 5131, dependent: 221, dependent conditional: 17, dependent unconditional: 204, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5385, independent: 5164, independent conditional: 33, independent unconditional: 5131, dependent: 221, dependent conditional: 17, dependent unconditional: 204, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 480, independent: 464, independent conditional: 16, independent unconditional: 448, dependent: 16, dependent conditional: 6, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 480, independent: 454, independent conditional: 0, independent unconditional: 454, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 26, independent: 10, independent conditional: 9, independent unconditional: 1, dependent: 16, dependent conditional: 6, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, independent: 10, independent conditional: 9, independent unconditional: 1, dependent: 16, dependent conditional: 6, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 99, independent: 32, independent conditional: 29, independent unconditional: 3, dependent: 67, dependent conditional: 14, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5385, independent: 4700, independent conditional: 17, independent unconditional: 4683, dependent: 205, dependent conditional: 11, dependent unconditional: 194, unknown: 480, unknown conditional: 22, unknown unconditional: 458] , Statistics on independence cache: Total cache size (in pairs): 480, Positive cache size: 464, Positive conditional cache size: 16, Positive unconditional cache size: 448, Negative cache size: 16, Negative conditional cache size: 6, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 110, Maximal queried relation: 2, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5385, independent: 5164, independent conditional: 74, independent unconditional: 5090, dependent: 221, dependent conditional: 86, dependent unconditional: 135, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5385, independent: 5164, independent conditional: 33, independent unconditional: 5131, dependent: 221, dependent conditional: 17, dependent unconditional: 204, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5385, independent: 5164, independent conditional: 33, independent unconditional: 5131, dependent: 221, dependent conditional: 17, dependent unconditional: 204, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 480, independent: 464, independent conditional: 16, independent unconditional: 448, dependent: 16, dependent conditional: 6, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 480, independent: 454, independent conditional: 0, independent unconditional: 454, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 26, independent: 10, independent conditional: 9, independent unconditional: 1, dependent: 16, dependent conditional: 6, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 26, independent: 10, independent conditional: 9, independent unconditional: 1, dependent: 16, dependent conditional: 6, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 99, independent: 32, independent conditional: 29, independent unconditional: 3, dependent: 67, dependent conditional: 14, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5385, independent: 4700, independent conditional: 17, independent unconditional: 4683, dependent: 205, dependent conditional: 11, dependent unconditional: 194, unknown: 480, unknown conditional: 22, unknown unconditional: 458] , Statistics on independence cache: Total cache size (in pairs): 480, Positive cache size: 464, Positive conditional cache size: 16, Positive unconditional cache size: 448, Negative cache size: 16, Negative conditional cache size: 6, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 110 ], Independence queries for same thread: 30 - PositiveResult [Line: 18]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 91 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3.1s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.3s, 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: 52, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 154 NumberOfCodeBlocks, 154 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 151 ConstructedInterpolants, 0 QuantifiedInterpolants, 417 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 0.5s, ConditionalCommutativityIAIntegrations: 1, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 1, ConditionalCommutativityTraceChecks: 1, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-05 16:14:28,212 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-05-05 16:14:28,413 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...