/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 --traceabstraction.prune.known.deadend.states.from.previous.iterations false -s ../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix016_pso.opt_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-a4a1cd3-m [2024-05-30 11:55:53,375 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-30 11:55:53,425 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-05-30 11:55:53,428 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-30 11:55:53,428 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-30 11:55:53,429 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-05-30 11:55:53,442 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-30 11:55:53,442 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-30 11:55:53,442 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-30 11:55:53,443 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-30 11:55:53,443 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-30 11:55:53,443 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-30 11:55:53,444 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-30 11:55:53,444 INFO L153 SettingsManager]: * Use SBE=true [2024-05-30 11:55:53,444 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-30 11:55:53,444 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-30 11:55:53,445 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-30 11:55:53,445 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-30 11:55:53,445 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-30 11:55:53,445 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-30 11:55:53,446 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-30 11:55:53,446 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-30 11:55:53,446 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-30 11:55:53,446 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-30 11:55:53,449 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-30 11:55:53,449 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-30 11:55:53,449 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-30 11:55:53,449 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-30 11:55:53,450 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-30 11:55:53,450 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-30 11:55:53,450 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-30 11:55:53,450 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-30 11:55:53,450 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-30 11:55:53,451 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-05-30 11:55:53,451 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-30 11:55:53,451 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-30 11:55:53,451 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-05-30 11:55:53,452 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-05-30 11:55:53,452 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-30 11:55:53,452 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-30 11:55:53,452 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-30 11:55:53,456 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-05-30 11:55:53,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-30 11:55:53,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-30 11:55:53,668 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-30 11:55:53,685 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-30 11:55:53,686 INFO L274 PluginConnector]: CDTParser initialized [2024-05-30 11:55:53,687 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/mix016_pso.opt_tso.opt.i [2024-05-30 11:55:54,804 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-30 11:55:54,975 INFO L384 CDTParser]: Found 1 translation units. [2024-05-30 11:55:54,975 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix016_pso.opt_tso.opt.i [2024-05-30 11:55:54,986 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/6bafa427d/cc48e4a9f1b44834900435c8a50fd2d8/FLAGebf973e95 [2024-05-30 11:55:54,997 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/6bafa427d/cc48e4a9f1b44834900435c8a50fd2d8 [2024-05-30 11:55:54,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-30 11:55:55,000 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-30 11:55:55,001 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-30 11:55:55,001 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-30 11:55:55,005 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-30 11:55:55,006 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.05 11:55:54" (1/1) ... [2024-05-30 11:55:55,007 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62ab5017 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:55:55, skipping insertion in model container [2024-05-30 11:55:55,007 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.05 11:55:54" (1/1) ... [2024-05-30 11:55:55,045 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-30 11:55:55,162 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix016_pso.opt_tso.opt.i[956,969] [2024-05-30 11:55:55,362 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-30 11:55:55,370 INFO L202 MainTranslator]: Completed pre-run [2024-05-30 11:55:55,379 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix016_pso.opt_tso.opt.i[956,969] [2024-05-30 11:55:55,430 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-30 11:55:55,472 INFO L206 MainTranslator]: Completed translation [2024-05-30 11:55:55,473 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:55:55 WrapperNode [2024-05-30 11:55:55,473 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-30 11:55:55,474 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-30 11:55:55,474 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-30 11:55:55,474 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-30 11:55:55,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:55:55" (1/1) ... [2024-05-30 11:55:55,490 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:55:55" (1/1) ... [2024-05-30 11:55:55,512 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 149 [2024-05-30 11:55:55,512 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-30 11:55:55,513 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-30 11:55:55,513 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-30 11:55:55,513 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-30 11:55:55,529 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:55:55" (1/1) ... [2024-05-30 11:55:55,529 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:55:55" (1/1) ... [2024-05-30 11:55:55,533 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:55:55" (1/1) ... [2024-05-30 11:55:55,533 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:55:55" (1/1) ... [2024-05-30 11:55:55,541 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:55:55" (1/1) ... [2024-05-30 11:55:55,542 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:55:55" (1/1) ... [2024-05-30 11:55:55,544 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:55:55" (1/1) ... [2024-05-30 11:55:55,545 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:55:55" (1/1) ... [2024-05-30 11:55:55,548 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-30 11:55:55,549 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-30 11:55:55,549 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-30 11:55:55,549 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-30 11:55:55,549 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:55:55" (1/1) ... [2024-05-30 11:55:55,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-30 11:55:55,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 11:55:55,583 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) [2024-05-30 11:55:55,627 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 [2024-05-30 11:55:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-30 11:55:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-30 11:55:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-30 11:55:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-30 11:55:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-30 11:55:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-30 11:55:55,658 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-30 11:55:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-30 11:55:55,659 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-30 11:55:55,659 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-30 11:55:55,659 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-30 11:55:55,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-30 11:55:55,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-30 11:55:55,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-30 11:55:55,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-30 11:55:55,660 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-30 11:55:55,769 INFO L241 CfgBuilder]: Building ICFG [2024-05-30 11:55:55,771 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-30 11:55:56,027 INFO L282 CfgBuilder]: Performing block encoding [2024-05-30 11:55:56,113 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-30 11:55:56,113 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-30 11:55:56,113 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.05 11:55:56 BoogieIcfgContainer [2024-05-30 11:55:56,113 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-30 11:55:56,115 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-30 11:55:56,115 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-30 11:55:56,118 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-30 11:55:56,118 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.05 11:55:54" (1/3) ... [2024-05-30 11:55:56,118 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57d52b25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.05 11:55:56, skipping insertion in model container [2024-05-30 11:55:56,118 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:55:55" (2/3) ... [2024-05-30 11:55:56,119 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57d52b25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.05 11:55:56, skipping insertion in model container [2024-05-30 11:55:56,119 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.05 11:55:56" (3/3) ... [2024-05-30 11:55:56,119 INFO L112 eAbstractionObserver]: Analyzing ICFG mix016_pso.opt_tso.opt.i [2024-05-30 11:55:56,126 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-30 11:55:56,133 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-30 11:55:56,133 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-05-30 11:55:56,133 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-30 11:55:56,172 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-30 11:55:56,211 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 11:55:56,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-30 11:55:56,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 11:55:56,214 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) [2024-05-30 11:55:56,238 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 [2024-05-30 11:55:56,271 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-30 11:55:56,278 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Err0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-30 11:55:56,282 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=LoopsAndPotentialCycles, 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;@709dfb95, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 11:55:56,282 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-30 11:55:56,285 WARN L438 OrderReductionFacade]: DynamicStratifiedReduction did not find any initial state. Returning directly. [2024-05-30 11:55:56,287 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-30 11:55:56,291 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-05-30 11:55:56,293 INFO L308 ceAbstractionStarter]: Result for error location P2Err0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/6) [2024-05-30 11:55:56,297 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 11:55:56,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-30 11:55:56,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 11:55:56,328 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-30 11:55:56,344 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-05-30 11:55:56,348 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-30 11:55:56,348 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-30 11:55:56,349 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=LoopsAndPotentialCycles, 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;@709dfb95, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 11:55:56,349 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-30 11:55:56,352 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 11:55:56,374 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 147 states. [2024-05-30 11:55:56,374 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 11:55:56,377 INFO L78 Accepts]: Start accepts. Automaton has currently 149 states, but on-demand construction may add more states Word has length 72 [2024-05-30 11:55:56,379 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 11:55:56,379 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 11:55:56,383 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 11:55:56,384 INFO L85 PathProgramCache]: Analyzing trace with hash 254904881, now seen corresponding path program 1 times [2024-05-30 11:55:56,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 11:55:56,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876835633] [2024-05-30 11:55:56,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 11:55:56,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 11:55:56,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 11:55:56,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 11:55:56,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 11:55:56,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1876835633] [2024-05-30 11:55:56,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1876835633] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 11:55:56,671 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 11:55:56,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-30 11:55:56,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375893332] [2024-05-30 11:55:56,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 11:55:56,676 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-30 11:55:56,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 11:55:56,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-30 11:55:56,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-30 11:55:56,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:55:56,698 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 11:55:56,699 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 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) [2024-05-30 11:55:56,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:55:56,699 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 11:56:21,731 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 784 states. [2024-05-30 11:56:21,732 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 11:56:21,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:56:21,732 INFO L78 Accepts]: Start accepts. Automaton has currently 1424 states, but on-demand construction may add more states Word has length 71 [2024-05-30 11:56:21,733 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 11:56:21,733 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-30 11:56:21,733 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 11:56:21,734 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 11:56:21,734 INFO L85 PathProgramCache]: Analyzing trace with hash -411467896, now seen corresponding path program 1 times [2024-05-30 11:56:21,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 11:56:21,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223412228] [2024-05-30 11:56:21,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 11:56:21,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 11:56:21,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 11:56:22,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 11:56:22,139 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 11:56:22,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223412228] [2024-05-30 11:56:22,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1223412228] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 11:56:22,140 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 11:56:22,140 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-30 11:56:22,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252661688] [2024-05-30 11:56:22,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 11:56:22,140 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-30 11:56:22,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 11:56:22,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-30 11:56:22,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-30 11:56:22,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:56:22,142 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 11:56:22,142 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 11:56:22,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:56:22,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:56:22,143 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 11:58:56,394 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 4001 states. [2024-05-30 11:58:56,394 INFO L212 cStratifiedReduction]: Copied states 629 times. [2024-05-30 11:58:56,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:58:56,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 11:58:56,395 INFO L78 Accepts]: Start accepts. Automaton has currently 4649 states, but on-demand construction may add more states Word has length 88 [2024-05-30 11:58:56,400 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 11:58:56,400 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-30 11:58:56,401 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 11:58:56,401 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 11:58:56,401 INFO L85 PathProgramCache]: Analyzing trace with hash -1630960286, now seen corresponding path program 1 times [2024-05-30 11:58:56,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 11:58:56,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096595888] [2024-05-30 11:58:56,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 11:58:56,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 11:58:56,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 11:58:56,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 11:58:56,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 11:58:56,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096595888] [2024-05-30 11:58:56,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096595888] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 11:58:56,729 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 11:58:56,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-30 11:58:56,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245885124] [2024-05-30 11:58:56,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 11:58:56,730 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-30 11:58:56,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 11:58:56,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-30 11:58:56,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-30 11:58:56,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:58:56,731 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 11:58:56,731 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 6 states have internal predecessors, (88), 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) [2024-05-30 11:58:56,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:58:56,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 11:58:56,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 11:58:56,732 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 12:02:14,817 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 4293 states. [2024-05-30 12:02:14,818 INFO L212 cStratifiedReduction]: Copied states 780 times. [2024-05-30 12:02:14,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 12:02:14,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 12:02:14,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-30 12:02:14,820 INFO L78 Accepts]: Start accepts. Automaton has currently 4995 states, but on-demand construction may add more states Word has length 88 [2024-05-30 12:02:14,820 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 12:02:14,821 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-30 12:02:14,821 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 12:02:14,821 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 12:02:14,821 INFO L85 PathProgramCache]: Analyzing trace with hash 902681186, now seen corresponding path program 2 times [2024-05-30 12:02:14,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 12:02:14,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970673614] [2024-05-30 12:02:14,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 12:02:14,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 12:02:14,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 12:02:15,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 12:02:15,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 12:02:15,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970673614] [2024-05-30 12:02:15,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970673614] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 12:02:15,334 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 12:02:15,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-30 12:02:15,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092924756] [2024-05-30 12:02:15,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 12:02:15,350 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-30 12:02:15,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 12:02:15,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-30 12:02:15,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-05-30 12:02:15,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 12:02:15,351 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 12:02:15,351 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.0) internal successors, (88), 8 states have internal predecessors, (88), 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) [2024-05-30 12:02:15,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 12:02:15,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 12:02:15,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-30 12:02:15,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 12:02:15,352 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 12:05:21,665 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 4265 states. [2024-05-30 12:05:21,668 INFO L212 cStratifiedReduction]: Copied states 780 times. [2024-05-30 12:05:21,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 12:05:21,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 12:05:21,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-30 12:05:21,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-30 12:05:21,673 INFO L78 Accepts]: Start accepts. Automaton has currently 4939 states, but on-demand construction may add more states Word has length 91 [2024-05-30 12:05:21,676 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 12:05:21,679 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-30 12:05:21,688 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 12:05:21,688 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 12:05:21,688 INFO L85 PathProgramCache]: Analyzing trace with hash -1666715245, now seen corresponding path program 1 times [2024-05-30 12:05:21,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 12:05:21,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319016228] [2024-05-30 12:05:21,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 12:05:21,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 12:05:21,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 12:05:21,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 12:05:21,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 12:05:21,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319016228] [2024-05-30 12:05:21,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [319016228] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 12:05:21,916 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 12:05:21,916 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-30 12:05:21,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498423353] [2024-05-30 12:05:21,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 12:05:21,918 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-30 12:05:21,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 12:05:21,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-30 12:05:21,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-30 12:05:21,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 12:05:21,919 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 12:05:21,924 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 7 states have internal predecessors, (91), 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) [2024-05-30 12:05:21,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 12:05:21,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 12:05:21,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-30 12:05:21,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-30 12:05:21,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 12:05:21,926 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 12:09:07,172 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 7629 states. [2024-05-30 12:09:07,172 INFO L212 cStratifiedReduction]: Copied states 2172 times. [2024-05-30 12:09:07,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 12:09:07,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 12:09:07,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-30 12:09:07,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-30 12:09:07,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-30 12:09:07,173 INFO L78 Accepts]: Start accepts. Automaton has currently 7116 states, but on-demand construction may add more states Word has length 91 [2024-05-30 12:09:07,173 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 12:09:07,174 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-05-30 12:09:07,174 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 12:09:07,174 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 12:09:07,174 INFO L85 PathProgramCache]: Analyzing trace with hash -507165575, now seen corresponding path program 2 times [2024-05-30 12:09:07,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 12:09:07,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238051033] [2024-05-30 12:09:07,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 12:09:07,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 12:09:07,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 12:09:07,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 12:09:07,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 12:09:07,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238051033] [2024-05-30 12:09:07,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238051033] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 12:09:07,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 12:09:07,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-30 12:09:07,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063145459] [2024-05-30 12:09:07,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 12:09:07,387 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-30 12:09:07,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 12:09:07,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-30 12:09:07,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-30 12:09:07,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 12:09:07,389 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 12:09:07,389 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 7 states have internal predecessors, (91), 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) [2024-05-30 12:09:07,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 12:09:07,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 12:09:07,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-30 12:09:07,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-30 12:09:07,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-30 12:09:07,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 12:09:07,390 INFO L199 cStratifiedReduction]: Start building reduction automaton Received shutdown request... [2024-05-30 12:09:27,754 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 641 states. [2024-05-30 12:09:27,755 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 12:09:27,755 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-05-30 12:09:27,755 WARN L619 AbstractCegarLoop]: Verification canceled: while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-7-3-3-2-3-2-1 context. [2024-05-30 12:09:27,755 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-30 12:09:27,801 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-30 12:09:27,801 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-30 12:09:27,801 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-30 12:09:27,805 INFO L445 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1] [2024-05-30 12:09:27,806 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (2/6) [2024-05-30 12:09:27,807 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-30 12:09:27,808 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-05-30 12:09:27,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.05 12:09:27 BasicIcfg [2024-05-30 12:09:27,810 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-30 12:09:27,810 INFO L158 Benchmark]: Toolchain (without parser) took 812810.48ms. Allocated memory was 343.9MB in the beginning and 6.8GB in the end (delta: 6.5GB). Free memory was 266.6MB in the beginning and 3.9GB in the end (delta: -3.6GB). Peak memory consumption was 3.3GB. Max. memory is 8.0GB. [2024-05-30 12:09:27,810 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 343.9MB. Free memory is still 312.7MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-30 12:09:27,810 INFO L158 Benchmark]: CACSL2BoogieTranslator took 472.03ms. Allocated memory is still 343.9MB. Free memory was 266.0MB in the beginning and 241.8MB in the end (delta: 24.2MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. [2024-05-30 12:09:27,811 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.70ms. Allocated memory is still 343.9MB. Free memory was 241.8MB in the beginning and 238.8MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-05-30 12:09:27,811 INFO L158 Benchmark]: Boogie Preprocessor took 34.89ms. Allocated memory is still 343.9MB. Free memory was 238.8MB in the beginning and 237.2MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-30 12:09:27,811 INFO L158 Benchmark]: RCFGBuilder took 565.05ms. Allocated memory is still 343.9MB. Free memory was 237.2MB in the beginning and 197.9MB in the end (delta: 39.3MB). Peak memory consumption was 39.8MB. Max. memory is 8.0GB. [2024-05-30 12:09:27,811 INFO L158 Benchmark]: TraceAbstraction took 811694.42ms. Allocated memory was 343.9MB in the beginning and 6.8GB in the end (delta: 6.5GB). Free memory was 196.3MB in the beginning and 3.9GB in the end (delta: -3.7GB). Peak memory consumption was 3.3GB. Max. memory is 8.0GB. [2024-05-30 12:09:27,812 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 343.9MB. Free memory is still 312.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 472.03ms. Allocated memory is still 343.9MB. Free memory was 266.0MB in the beginning and 241.8MB in the end (delta: 24.2MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 38.70ms. Allocated memory is still 343.9MB. Free memory was 241.8MB in the beginning and 238.8MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 34.89ms. Allocated memory is still 343.9MB. Free memory was 238.8MB in the beginning and 237.2MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 565.05ms. Allocated memory is still 343.9MB. Free memory was 237.2MB in the beginning and 197.9MB in the end (delta: 39.3MB). Peak memory consumption was 39.8MB. Max. memory is 8.0GB. * TraceAbstraction took 811694.42ms. Allocated memory was 343.9MB in the beginning and 6.8GB in the end (delta: 6.5GB). Free memory was 196.3MB in the beginning and 3.9GB in the end (delta: -3.7GB). Peak memory consumption was 3.3GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Visitor Statistics States: 0, Transitions: 0, Traversal time: 16575696.3s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 0, RedundantProofs: 0, ProvenStates: 0, Times there's more than one choice: 0, Avg number of choices: NaN - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 60523, independent: 58500, independent conditional: 58500, independent unconditional: 0, dependent: 2023, dependent conditional: 2023, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 58708, independent: 58500, independent conditional: 58500, independent unconditional: 0, dependent: 208, dependent conditional: 208, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 58708, independent: 58500, independent conditional: 58500, independent unconditional: 0, dependent: 208, dependent conditional: 208, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 59520, independent: 58500, independent conditional: 0, independent unconditional: 58500, dependent: 1020, dependent conditional: 812, dependent unconditional: 208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 59520, independent: 58500, independent conditional: 0, independent unconditional: 58500, dependent: 1020, dependent conditional: 0, dependent unconditional: 1020, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 59520, independent: 58500, independent conditional: 0, independent unconditional: 58500, dependent: 1020, dependent conditional: 0, dependent unconditional: 1020, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 58708, independent: 58500, independent conditional: 0, independent unconditional: 58500, dependent: 208, dependent conditional: 0, dependent unconditional: 208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 58708, independent: 57937, independent conditional: 0, independent unconditional: 57937, dependent: 771, dependent conditional: 0, dependent unconditional: 771, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 771, independent: 563, independent conditional: 0, independent unconditional: 563, dependent: 208, dependent conditional: 0, dependent unconditional: 208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 771, independent: 563, independent conditional: 0, independent unconditional: 563, dependent: 208, dependent conditional: 0, dependent unconditional: 208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 771, independent: 563, independent conditional: 0, independent unconditional: 563, dependent: 208, dependent conditional: 0, dependent unconditional: 208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 5776, independent: 5550, independent conditional: 0, independent unconditional: 5550, dependent: 227, dependent conditional: 0, dependent unconditional: 227, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 59520, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 812, dependent conditional: 0, dependent unconditional: 812, unknown: 58708, unknown conditional: 0, unknown unconditional: 58708] , Statistics on independence cache: Total cache size (in pairs): 58708, Positive cache size: 58500, Positive conditional cache size: 0, Positive unconditional cache size: 58500, Negative cache size: 208, Negative conditional cache size: 0, Negative unconditional cache size: 208, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 812, Maximal queried relation: 5, Independence queries for same thread: 1815 - StatisticsResult: Reduction benchmarks 22.0ms Time before loop, 0.0ms Time in loop, 0.0s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 147, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 25032.1ms Time before loop, 0.0ms Time in loop, 25.0s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 784, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 154251.2ms Time before loop, 0.0ms Time in loop, 154.3s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 4001, Duplicate States: 629, Protected Variables: 7 - StatisticsResult: Reduction benchmarks 198085.1ms Time before loop, 0.0ms Time in loop, 198.1s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 4293, Duplicate States: 780, Protected Variables: 11 - StatisticsResult: Reduction benchmarks 186312.9ms Time before loop, 0.0ms Time in loop, 186.3s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 4265, Duplicate States: 780, Protected Variables: 11 - StatisticsResult: Reduction benchmarks 225245.5ms Time before loop, 0.0ms Time in loop, 225.2s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 7629, Duplicate States: 2172, Protected Variables: 9 - StatisticsResult: Reduction benchmarks 20364.5ms Time before loop, 0.0ms Time in loop, 20.4s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 641, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Visitor Statistics States: 73, Transitions: 72, Traversal time: 0.0s - StatisticsResult: Visitor Statistics States: 712, Transitions: 712, Traversal time: 25.0s - StatisticsResult: Visitor Statistics States: 3919, Transitions: 4200, Traversal time: 154.3s - StatisticsResult: Visitor Statistics States: 4219, Transitions: 4581, Traversal time: 198.1s - StatisticsResult: Visitor Statistics States: 4196, Transitions: 4561, Traversal time: 186.3s - StatisticsResult: Visitor Statistics States: 7457, Transitions: 7782, Traversal time: 225.2s - StatisticsResult: Visitor Statistics States: 592, Transitions: 593, Traversal time: 20.4s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 11, RedundantProofs: 5, ProvenStates: 136, Times there's more than one choice: 91, Avg number of choices: 3.0808823529411766 - 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 - TimeoutResultAtElement [Line: 18]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-7-3-3-2-3-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data for error location: P2Err0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 7 procedures, 142 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, 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: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 7 procedures, 142 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 811.5s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 809.4s, 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: 50, 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, 1.6s InterpolantComputationTime, 501 NumberOfCodeBlocks, 501 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 495 ConstructedInterpolants, 0 QuantifiedInterpolants, 1828 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown