/usr/lib/jvm/java-1.11.0-openjdk-amd64/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/weaver/bench-exp3x3-opt.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-57af04c-m [2024-01-26 00:06:45,531 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-26 00:06:45,645 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-01-26 00:06:45,648 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-26 00:06:45,649 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-26 00:06:45,649 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-01-26 00:06:45,685 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-26 00:06:45,686 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-26 00:06:45,686 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-26 00:06:45,689 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-26 00:06:45,689 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-26 00:06:45,690 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-26 00:06:45,690 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-26 00:06:45,691 INFO L153 SettingsManager]: * Use SBE=true [2024-01-26 00:06:45,691 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-26 00:06:45,692 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-26 00:06:45,692 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-26 00:06:45,692 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-26 00:06:45,692 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-26 00:06:45,692 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-26 00:06:45,693 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-26 00:06:45,693 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-26 00:06:45,693 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-26 00:06:45,693 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-26 00:06:45,693 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-26 00:06:45,693 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-26 00:06:45,694 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-26 00:06:45,694 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-26 00:06:45,694 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-01-26 00:06:45,694 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-26 00:06:45,695 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-01-26 00:06:45,695 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-26 00:06:45,695 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-26 00:06:45,696 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-01-26 00:06:45,696 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-01-26 00:06:45,696 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-26 00:06:45,696 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-26 00:06:45,696 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-26 00:06:45,696 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-01-26 00:06:45,696 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-26 00:06:45,696 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-01-26 00:06:45,697 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-01-26 00:06:45,994 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-26 00:06:46,023 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-26 00:06:46,026 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-26 00:06:46,026 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-26 00:06:46,027 INFO L274 PluginConnector]: CDTParser initialized [2024-01-26 00:06:46,027 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c [2024-01-26 00:06:47,519 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-26 00:06:47,778 INFO L384 CDTParser]: Found 1 translation units. [2024-01-26 00:06:47,779 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c [2024-01-26 00:06:47,784 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/65d7f98c8/57227407e1654ec3ae0ab6c53db73a8a/FLAG1d7180440 [2024-01-26 00:06:47,808 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/65d7f98c8/57227407e1654ec3ae0ab6c53db73a8a [2024-01-26 00:06:47,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-26 00:06:47,811 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-26 00:06:47,813 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-26 00:06:47,813 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-26 00:06:47,816 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-26 00:06:47,817 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 12:06:47" (1/1) ... [2024-01-26 00:06:47,817 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24586aa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:06:47, skipping insertion in model container [2024-01-26 00:06:47,817 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 12:06:47" (1/1) ... [2024-01-26 00:06:47,868 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-26 00:06:48,136 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c[2904,2917] [2024-01-26 00:06:48,157 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-26 00:06:48,167 INFO L202 MainTranslator]: Completed pre-run [2024-01-26 00:06:48,217 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c[2904,2917] [2024-01-26 00:06:48,218 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-26 00:06:48,245 INFO L206 MainTranslator]: Completed translation [2024-01-26 00:06:48,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:06:48 WrapperNode [2024-01-26 00:06:48,245 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-26 00:06:48,246 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-26 00:06:48,247 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-26 00:06:48,247 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-26 00:06:48,251 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:06:48" (1/1) ... [2024-01-26 00:06:48,271 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:06:48" (1/1) ... [2024-01-26 00:06:48,319 INFO L138 Inliner]: procedures = 25, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 131 [2024-01-26 00:06:48,319 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-26 00:06:48,320 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-26 00:06:48,321 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-26 00:06:48,321 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-26 00:06:48,327 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:06:48" (1/1) ... [2024-01-26 00:06:48,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:06:48" (1/1) ... [2024-01-26 00:06:48,337 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:06:48" (1/1) ... [2024-01-26 00:06:48,337 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:06:48" (1/1) ... [2024-01-26 00:06:48,359 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:06:48" (1/1) ... [2024-01-26 00:06:48,362 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:06:48" (1/1) ... [2024-01-26 00:06:48,363 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:06:48" (1/1) ... [2024-01-26 00:06:48,373 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:06:48" (1/1) ... [2024-01-26 00:06:48,375 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-26 00:06:48,376 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-26 00:06:48,376 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-26 00:06:48,376 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-26 00:06:48,377 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:06:48" (1/1) ... [2024-01-26 00:06:48,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-01-26 00:06:48,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 00:06:48,437 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) [2024-01-26 00:06:48,480 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 [2024-01-26 00:06:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-26 00:06:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-26 00:06:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-01-26 00:06:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-01-26 00:06:48,505 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-01-26 00:06:48,505 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-01-26 00:06:48,505 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-01-26 00:06:48,505 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-01-26 00:06:48,505 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-01-26 00:06:48,505 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-01-26 00:06:48,505 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-01-26 00:06:48,506 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-01-26 00:06:48,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-01-26 00:06:48,507 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-01-26 00:06:48,507 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-01-26 00:06:48,507 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-01-26 00:06:48,507 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-01-26 00:06:48,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-26 00:06:48,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-26 00:06:48,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-26 00:06:48,509 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-26 00:06:48,666 INFO L241 CfgBuilder]: Building ICFG [2024-01-26 00:06:48,668 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-26 00:06:49,039 INFO L282 CfgBuilder]: Performing block encoding [2024-01-26 00:06:49,059 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-26 00:06:49,059 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2024-01-26 00:06:49,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 12:06:49 BoogieIcfgContainer [2024-01-26 00:06:49,060 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-26 00:06:49,061 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-26 00:06:49,061 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-26 00:06:49,063 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-26 00:06:49,063 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.01 12:06:47" (1/3) ... [2024-01-26 00:06:49,064 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56ee5b93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 12:06:49, skipping insertion in model container [2024-01-26 00:06:49,083 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:06:48" (2/3) ... [2024-01-26 00:06:49,083 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56ee5b93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 12:06:49, skipping insertion in model container [2024-01-26 00:06:49,083 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 12:06:49" (3/3) ... [2024-01-26 00:06:49,084 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp3x3-opt.wvr.c [2024-01-26 00:06:49,106 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-01-26 00:06:49,112 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-26 00:06:49,112 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-01-26 00:06:49,113 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-26 00:06:49,252 INFO L144 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2024-01-26 00:06:49,314 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 00:06:49,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-01-26 00:06:49,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 00:06:49,327 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) [2024-01-26 00:06:49,371 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 [2024-01-26 00:06:49,410 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-01-26 00:06:49,417 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-01-26 00:06:49,424 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;@4504d7ca, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 00:06:49,424 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. Found a loop, use abstraction hammer [2024-01-26 00:11:01,131 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 00:11:01,134 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 00:11:01,135 INFO L85 PathProgramCache]: Analyzing trace with hash -239051063, now seen corresponding path program 1 times [2024-01-26 00:11:01,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 00:11:01,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677733478] [2024-01-26 00:11:01,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 00:11:01,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 00:11:01,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 00:11:01,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 00:11:01,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 00:11:01,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1677733478] [2024-01-26 00:11:01,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1677733478] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 00:11:01,530 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 00:11:01,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-26 00:11:01,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579043060] [2024-01-26 00:11:01,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 00:11:01,538 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-01-26 00:11:01,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 00:11:01,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-01-26 00:11:01,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-01-26 00:11:01,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 00:11:01,566 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 00:11:01,567 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 67.5) internal successors, (135), 2 states have internal predecessors, (135), 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) [2024-01-26 00:11:01,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer [2024-01-26 00:14:50,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 00:14:50,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-26 00:14:50,322 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 00:14:50,323 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 00:14:50,323 INFO L85 PathProgramCache]: Analyzing trace with hash -1193861011, now seen corresponding path program 1 times [2024-01-26 00:14:50,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 00:14:50,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089578438] [2024-01-26 00:14:50,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 00:14:50,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 00:14:50,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 00:14:51,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 00:14:51,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 00:14:51,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089578438] [2024-01-26 00:14:51,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089578438] provided 0 perfect and 1 imperfect interpolant sequences [2024-01-26 00:14:51,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2135541664] [2024-01-26 00:14:51,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 00:14:51,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 00:14:51,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 00:14:51,296 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-01-26 00:14:51,328 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-01-26 00:14:51,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 00:14:51,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 7 conjunts are in the unsatisfiable core [2024-01-26 00:14:51,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-01-26 00:14:51,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 00:14:51,942 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-01-26 00:14:52,177 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 00:14:52,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2135541664] provided 0 perfect and 2 imperfect interpolant sequences [2024-01-26 00:14:52,177 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-01-26 00:14:52,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 9 [2024-01-26 00:14:52,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838613442] [2024-01-26 00:14:52,178 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-01-26 00:14:52,179 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-01-26 00:14:52,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 00:14:52,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-01-26 00:14:52,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-01-26 00:14:52,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 00:14:52,182 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 00:14:52,183 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 20.0) internal successors, (180), 9 states have internal predecessors, (180), 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) [2024-01-26 00:14:52,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 00:14:52,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Received shutdown request... [2024-01-26 00:21:08,064 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 [2024-01-26 00:21:08,064 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-01-26 00:21:08,065 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 [2024-01-26 00:21:08,194 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-01-26 00:21:08,394 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-01-26 00:21:08,394 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DynamicStratifiedReduction. [2024-01-26 00:21:08,396 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-01-26 00:21:08,498 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-01-26 00:21:08,499 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (1/7) [2024-01-26 00:21:08,500 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-26 00:21:08,500 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-26 00:21:08,502 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.01 12:21:08 BasicIcfg [2024-01-26 00:21:08,502 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-26 00:21:08,502 INFO L158 Benchmark]: Toolchain (without parser) took 860691.25ms. Allocated memory was 234.9MB in the beginning and 666.9MB in the end (delta: 432.0MB). Free memory was 181.5MB in the beginning and 27.9MB in the end (delta: 153.6MB). Peak memory consumption was 720.9MB. Max. memory is 8.0GB. [2024-01-26 00:21:08,502 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 168.8MB. Free memory is still 118.3MB. There was no memory consumed. Max. memory is 8.0GB. [2024-01-26 00:21:08,503 INFO L158 Benchmark]: CACSL2BoogieTranslator took 432.61ms. Allocated memory is still 234.9MB. Free memory was 181.1MB in the beginning and 168.9MB in the end (delta: 12.2MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-01-26 00:21:08,503 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.03ms. Allocated memory is still 234.9MB. Free memory was 168.9MB in the beginning and 167.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-01-26 00:21:08,503 INFO L158 Benchmark]: Boogie Preprocessor took 55.22ms. Allocated memory is still 234.9MB. Free memory was 167.0MB in the beginning and 165.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-01-26 00:21:08,504 INFO L158 Benchmark]: RCFGBuilder took 683.85ms. Allocated memory is still 234.9MB. Free memory was 164.9MB in the beginning and 146.0MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2024-01-26 00:21:08,504 INFO L158 Benchmark]: TraceAbstraction took 859440.72ms. Allocated memory was 234.9MB in the beginning and 666.9MB in the end (delta: 432.0MB). Free memory was 145.4MB in the beginning and 27.9MB in the end (delta: 117.5MB). Peak memory consumption was 684.2MB. Max. memory is 8.0GB. [2024-01-26 00:21:08,505 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 168.8MB. Free memory is still 118.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 432.61ms. Allocated memory is still 234.9MB. Free memory was 181.1MB in the beginning and 168.9MB in the end (delta: 12.2MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 73.03ms. Allocated memory is still 234.9MB. Free memory was 168.9MB in the beginning and 167.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 55.22ms. Allocated memory is still 234.9MB. Free memory was 167.0MB in the beginning and 165.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 683.85ms. Allocated memory is still 234.9MB. Free memory was 164.9MB in the beginning and 146.0MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * TraceAbstraction took 859440.72ms. Allocated memory was 234.9MB in the beginning and 666.9MB in the end (delta: 432.0MB). Free memory was 145.4MB in the beginning and 27.9MB in the end (delta: 117.5MB). Peak memory consumption was 684.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 160284, independent: 154447, independent conditional: 154447, independent unconditional: 0, dependent: 5837, dependent conditional: 5837, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 154447, independent: 154447, independent conditional: 154447, 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: 154447, independent: 154447, independent conditional: 154447, 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: 154447, independent: 154447, independent conditional: 0, independent unconditional: 154447, 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: 154447, independent: 154447, independent conditional: 0, independent unconditional: 154447, 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: 154447, independent: 154447, independent conditional: 0, independent unconditional: 154447, 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: 154447, independent: 154447, independent conditional: 0, independent unconditional: 154447, 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: 154447, independent: 154447, independent conditional: 0, independent unconditional: 154447, 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: 154447, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 154447, unknown conditional: 0, unknown unconditional: 154447] , Statistics on independence cache: Total cache size (in pairs): 154447, Positive cache size: 154447, Positive conditional cache size: 0, Positive unconditional cache size: 154447, 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: 0, Independence queries for same thread: 5837 - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 0, RedundantProofs: 0, ProvenStates: 3958, Times there's more than one choice: 2090, Avg number of choices: 1.528044466902476 - StatisticsResult: Reduction benchmarks 0.0s Time before loop, 228.7s Time in loop, 228.8s Time in total, Has Loop: true, Protected Variables: [write~init~int_#value, ULTIMATE.start_main_~#t4~0#1.offset, thread2Thread1of1ForFork0_thidvar0, old(thread2Thread1of1ForFork0_thidvar0), thread2Thread1of1ForFork0_thidvar1, old(thread2Thread1of1ForFork0_thidvar1), thread2Thread1of1ForFork0_thidvar2, old(thread2Thread1of1ForFork0_thidvar2), write~int_#ptr.base, thread3Thread1of1ForFork2_#in~_argptr.base, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~mem21#1, ULTIMATE.start_main_#t~mem22#1, ULTIMATE.start_main_#t~mem23#1, ULTIMATE.start_main_#t~mem24#1, ULTIMATE.start_main_#t~mem25#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet1#1, ULTIMATE.start_main_#t~nondet2#1, ULTIMATE.start_main_#t~nondet3#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~nondet7#1, ULTIMATE.start_main_#t~nondet9#1, thread5Thread1of1ForFork1_#in~_argptr.offset, thread2Thread1of1ForFork0_#res.offset, thread5Thread1of1ForFork1_thidvar0, old(thread5Thread1of1ForFork1_thidvar0), thread5Thread1of1ForFork1_thidvar1, old(thread5Thread1of1ForFork1_thidvar1), thread5Thread1of1ForFork1_thidvar2, old(thread5Thread1of1ForFork1_thidvar2), thread5Thread1of1ForFork1_thidvar3, old(thread5Thread1of1ForFork1_thidvar3), thread5Thread1of1ForFork1_thidvar4, old(thread5Thread1of1ForFork1_thidvar4), thread5Thread1of1ForFork1_thidvar5, old(thread5Thread1of1ForFork1_thidvar5), ULTIMATE.start_main_~#t3~0#1.offset, thread3Thread1of1ForFork2_~_argptr.base, read~int_#ptr.base, ULTIMATE.start_#t~ret26#1, thread1_#res.offset, thread2_#res.offset, thread3_#res.offset, thread4_#res.offset, thread5_#res.offset, thread6_#res.offset, thread2Thread1of1ForFork0_~_argptr.offset, thread4Thread1of1ForFork5_#res.base, thread1Thread1of1ForFork4_thidvar0, old(thread1Thread1of1ForFork4_thidvar0), thread1Thread1of1ForFork4_thidvar1, old(thread1Thread1of1ForFork4_thidvar1), thread2Thread1of1ForFork0_#in~_argptr.base, ULTIMATE.start_main_~#t2~0#1.offset, thread4Thread1of1ForFork5_thidvar0, old(thread4Thread1of1ForFork5_thidvar0), thread4Thread1of1ForFork5_thidvar1, old(thread4Thread1of1ForFork5_thidvar1), thread4Thread1of1ForFork5_thidvar2, old(thread4Thread1of1ForFork5_thidvar2), thread4Thread1of1ForFork5_thidvar3, old(thread4Thread1of1ForFork5_thidvar3), thread4Thread1of1ForFork5_thidvar4, old(thread4Thread1of1ForFork5_thidvar4), #Ultimate.allocOnStack_~size, thread4Thread1of1ForFork5_#in~_argptr.offset, thread1Thread1of1ForFork4_#res.offset, thread1_~_argptr.offset, thread2_~_argptr.offset, thread3_~_argptr.offset, thread4_~_argptr.offset, thread5_~_argptr.offset, thread6_~_argptr.offset, thread6Thread1of1ForFork3_#res.offset, read~int_#sizeOfReadType, write~init~int_#sizeOfWrittenType, thread1_#in~_argptr.base, thread2_#in~_argptr.base, thread3_#in~_argptr.base, thread4_#in~_argptr.base, thread5_#in~_argptr.base, thread6_#in~_argptr.base, thread2Thread1of1ForFork0_~_argptr.base, thread3Thread1of1ForFork2_thidvar0, old(thread3Thread1of1ForFork2_thidvar0), thread3Thread1of1ForFork2_thidvar1, old(thread3Thread1of1ForFork2_thidvar1), thread3Thread1of1ForFork2_thidvar2, old(thread3Thread1of1ForFork2_thidvar2), thread3Thread1of1ForFork2_thidvar3, old(thread3Thread1of1ForFork2_thidvar3), ULTIMATE.start_main_~#t1~0#1.offset, ~x1~0, old(~x1~0), ~x2~0, old(~x2~0), ~x3~0, old(~x3~0), ~x4~0, old(~x4~0), ~x5~0, old(~x5~0), ~x6~0, old(~x6~0), thread1Thread1of1ForFork4_~_argptr.offset, thread3Thread1of1ForFork2_#res.base, thread6Thread1of1ForFork3_~_argptr.offset, ULTIMATE.start_main_#t~pre10#1, ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_#t~pre18#1, thread6Thread1of1ForFork3_thidvar0, old(thread6Thread1of1ForFork3_thidvar0), thread6Thread1of1ForFork3_thidvar1, old(thread6Thread1of1ForFork3_thidvar1), thread6Thread1of1ForFork3_thidvar2, old(thread6Thread1of1ForFork3_thidvar2), thread6Thread1of1ForFork3_thidvar3, old(thread6Thread1of1ForFork3_thidvar3), thread6Thread1of1ForFork3_thidvar4, old(thread6Thread1of1ForFork3_thidvar4), thread6Thread1of1ForFork3_thidvar5, old(thread6Thread1of1ForFork3_thidvar5), thread6Thread1of1ForFork3_thidvar6, old(thread6Thread1of1ForFork3_thidvar6), #Ultimate.allocOnStack_#res.offset, ULTIMATE.dealloc_~addr.offset, thread1Thread1of1ForFork4_#in~_argptr.base, write~int_#value, write~init~int_#ptr.offset, thread1_~_argptr.base, thread2_~_argptr.base, thread3_~_argptr.base, thread4_~_argptr.base, thread5_~_argptr.base, thread6_~_argptr.base, thread6Thread1of1ForFork3_#in~_argptr.base, ULTIMATE.dealloc_~addr.base, thread3Thread1of1ForFork2_#in~_argptr.offset, thread5Thread1of1ForFork1_#res.offset, ULTIMATE.start_assume_abort_if_not_~cond#1, #pthreadsForks, old(#pthreadsForks), ~n~0, old(~n~0), thread1Thread1of1ForFork4_~_argptr.base, #valid, old(#valid), read~int_#value, thread6Thread1of1ForFork3_~_argptr.base, #Ultimate.allocInit_~size, thread2Thread1of1ForFork0_#res.base, thread5Thread1of1ForFork1_~_argptr.offset, write~init~int_#ptr.base, thread5Thread1of1ForFork1_#in~_argptr.base, thread2Thread1of1ForFork0_#in~_argptr.offset, thread1_#res.base, thread2_#res.base, thread3_#res.base, thread4_#res.base, thread5_#res.base, thread6_#res.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1, thread4Thread1of1ForFork5_#res.offset, #Ultimate.allocInit_ptrBase, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~nondet13#1, ULTIMATE.start_main_#t~nondet15#1, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#t~nondet19#1, ULTIMATE.start_main_~#t1~0#1.base, #length, old(#length), ULTIMATE.start_main_~#t2~0#1.base, write~int_#sizeOfWrittenType, thread5Thread1of1ForFork1_~_argptr.base, thread1_#in~_argptr.offset, thread2_#in~_argptr.offset, thread3_#in~_argptr.offset, thread4_#in~_argptr.offset, thread5_#in~_argptr.offset, thread6_#in~_argptr.offset, ULTIMATE.start_main_~#t3~0#1.base, #StackHeapBarrier, old(#StackHeapBarrier), thread1Thread1of1ForFork4_#res.base, ULTIMATE.start_main_~#t6~0#1.offset, thread4Thread1of1ForFork5_~_argptr.offset, thread6Thread1of1ForFork3_#res.base, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_~#t5~0#1.base, thread4Thread1of1ForFork5_#in~_argptr.base, ULTIMATE.start_main_~#t6~0#1.base, thread1Thread1of1ForFork4_#in~_argptr.offset, write~int_#ptr.offset, ULTIMATE.start_main_#t~pre8#1, thread6Thread1of1ForFork3_#in~_argptr.offset, thread3Thread1of1ForFork2_#res.offset, #memory_int, old(#memory_int), ULTIMATE.start_main_~#t5~0#1.offset, #Ultimate.allocOnStack_#res.base, thread4Thread1of1ForFork5_~_argptr.base, thread3Thread1of1ForFork2_~_argptr.offset, thread5Thread1of1ForFork1_#res.base, read~int_#ptr.offset], Protected Variables before encountering a loop: [] - TimeoutResultAtElement [Line: 117]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DynamicStratifiedReduction. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 13 procedures, 207 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 859.1s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 856.5s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 13, 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: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 405 NumberOfCodeBlocks, 405 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 536 ConstructedInterpolants, 0 QuantifiedInterpolants, 2491 SizeOfPredicates, 16 NumberOfNonLiveVariables, 423 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 0/3 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