/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/parallel-simple-equiv.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-57af04c-m [2024-01-26 01:01:17,501 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-26 01:01:17,570 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-01-26 01:01:17,574 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-26 01:01:17,574 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-26 01:01:17,574 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-01-26 01:01:17,594 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-26 01:01:17,595 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-26 01:01:17,595 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-26 01:01:17,598 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-26 01:01:17,598 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-26 01:01:17,599 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-26 01:01:17,599 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-26 01:01:17,600 INFO L153 SettingsManager]: * Use SBE=true [2024-01-26 01:01:17,600 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-26 01:01:17,600 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-26 01:01:17,601 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-26 01:01:17,601 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-26 01:01:17,601 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-26 01:01:17,601 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-26 01:01:17,601 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-26 01:01:17,602 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-26 01:01:17,602 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-26 01:01:17,602 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-26 01:01:17,602 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-26 01:01:17,602 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-26 01:01:17,603 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-26 01:01:17,603 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-26 01:01:17,603 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-01-26 01:01:17,603 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-26 01:01:17,604 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-01-26 01:01:17,604 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-26 01:01:17,604 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-26 01:01:17,604 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-01-26 01:01:17,605 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-01-26 01:01:17,605 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-26 01:01:17,605 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-26 01:01:17,605 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-26 01:01:17,605 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-01-26 01:01:17,605 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-26 01:01:17,605 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-01-26 01:01:17,605 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-01-26 01:01:17,781 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-26 01:01:17,800 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-26 01:01:17,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-26 01:01:17,803 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-26 01:01:17,803 INFO L274 PluginConnector]: CDTParser initialized [2024-01-26 01:01:17,804 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-simple-equiv.wvr.c [2024-01-26 01:01:19,097 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-26 01:01:19,306 INFO L384 CDTParser]: Found 1 translation units. [2024-01-26 01:01:19,307 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-simple-equiv.wvr.c [2024-01-26 01:01:19,314 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/6c3dbc361/9215345966e44513ba2eb9d866ea6173/FLAG292f95d88 [2024-01-26 01:01:19,326 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/6c3dbc361/9215345966e44513ba2eb9d866ea6173 [2024-01-26 01:01:19,328 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-26 01:01:19,329 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-26 01:01:19,330 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-26 01:01:19,330 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-26 01:01:19,345 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-26 01:01:19,346 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 01:01:19" (1/1) ... [2024-01-26 01:01:19,347 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ec434fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 01:01:19, skipping insertion in model container [2024-01-26 01:01:19,347 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 01:01:19" (1/1) ... [2024-01-26 01:01:19,367 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-26 01:01:19,494 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/parallel-simple-equiv.wvr.c[2251,2264] [2024-01-26 01:01:19,498 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-26 01:01:19,511 INFO L202 MainTranslator]: Completed pre-run [2024-01-26 01:01:19,541 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/parallel-simple-equiv.wvr.c[2251,2264] [2024-01-26 01:01:19,547 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-26 01:01:19,562 INFO L206 MainTranslator]: Completed translation [2024-01-26 01:01:19,563 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 01:01:19 WrapperNode [2024-01-26 01:01:19,563 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-26 01:01:19,564 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-26 01:01:19,564 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-26 01:01:19,564 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-26 01:01:19,569 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 01:01:19" (1/1) ... [2024-01-26 01:01:19,574 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 01:01:19" (1/1) ... [2024-01-26 01:01:19,593 INFO L138 Inliner]: procedures = 22, calls = 30, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 73 [2024-01-26 01:01:19,594 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-26 01:01:19,594 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-26 01:01:19,594 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-26 01:01:19,594 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-26 01:01:19,602 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 01:01:19" (1/1) ... [2024-01-26 01:01:19,602 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 01:01:19" (1/1) ... [2024-01-26 01:01:19,610 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 01:01:19" (1/1) ... [2024-01-26 01:01:19,610 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 01:01:19" (1/1) ... [2024-01-26 01:01:19,615 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 01:01:19" (1/1) ... [2024-01-26 01:01:19,634 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 01:01:19" (1/1) ... [2024-01-26 01:01:19,635 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 01:01:19" (1/1) ... [2024-01-26 01:01:19,636 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 01:01:19" (1/1) ... [2024-01-26 01:01:19,637 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-26 01:01:19,638 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-26 01:01:19,638 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-26 01:01:19,638 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-26 01:01:19,639 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 01:01:19" (1/1) ... [2024-01-26 01:01:19,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-01-26 01:01:19,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 01:01:19,678 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 01:01:19,701 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 01:01:19,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-26 01:01:19,712 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-01-26 01:01:19,712 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-01-26 01:01:19,712 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-01-26 01:01:19,712 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-01-26 01:01:19,712 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-01-26 01:01:19,712 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-01-26 01:01:19,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-01-26 01:01:19,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-26 01:01:19,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-01-26 01:01:19,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-26 01:01:19,714 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-26 01:01:19,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-26 01:01:19,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-26 01:01:19,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-01-26 01:01:19,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-26 01:01:19,717 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 01:01:19,826 INFO L241 CfgBuilder]: Building ICFG [2024-01-26 01:01:19,828 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-26 01:01:19,973 INFO L282 CfgBuilder]: Performing block encoding [2024-01-26 01:01:19,992 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-26 01:01:19,992 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-01-26 01:01:19,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 01:01:19 BoogieIcfgContainer [2024-01-26 01:01:19,993 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-26 01:01:19,994 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-26 01:01:19,994 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-26 01:01:19,996 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-26 01:01:19,997 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.01 01:01:19" (1/3) ... [2024-01-26 01:01:19,997 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@191b02f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 01:01:19, skipping insertion in model container [2024-01-26 01:01:19,997 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 01:01:19" (2/3) ... [2024-01-26 01:01:19,997 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@191b02f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 01:01:19, skipping insertion in model container [2024-01-26 01:01:19,997 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 01:01:19" (3/3) ... [2024-01-26 01:01:19,998 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-simple-equiv.wvr.c [2024-01-26 01:01:20,004 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-01-26 01:01:20,010 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-26 01:01:20,010 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-01-26 01:01:20,010 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-26 01:01:20,066 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-01-26 01:01:20,169 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 01:01:20,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-01-26 01:01:20,170 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 01:01:20,173 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 01:01:20,178 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 01:01:20,246 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-01-26 01:01:20,257 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-01-26 01:01:20,263 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;@601b263e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 01:01:20,264 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. Found a loop, use abstraction hammer [2024-01-26 01:01:20,296 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 01:01:20,299 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 01:01:20,300 INFO L85 PathProgramCache]: Analyzing trace with hash 53922745, now seen corresponding path program 1 times [2024-01-26 01:01:20,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 01:01:20,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522951445] [2024-01-26 01:01:20,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 01:01:20,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 01:01:20,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 01:01:20,455 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 01:01:20,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 01:01:20,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522951445] [2024-01-26 01:01:20,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522951445] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 01:01:20,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 01:01:20,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-26 01:01:20,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283288806] [2024-01-26 01:01:20,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 01:01:20,464 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-01-26 01:01:20,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 01:01:20,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-01-26 01:01:20,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-01-26 01:01:20,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 01:01:20,489 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 01:01:20,490 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 40.0) internal successors, (80), 2 states have internal predecessors, (80), 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 01:01:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 01:01:20,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 01:01:20,584 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-26 01:01:20,584 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 01:01:20,585 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 01:01:20,585 INFO L85 PathProgramCache]: Analyzing trace with hash -1020502189, now seen corresponding path program 1 times [2024-01-26 01:01:20,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 01:01:20,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606473756] [2024-01-26 01:01:20,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 01:01:20,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 01:01:20,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 01:01:21,554 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 01:01:21,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 01:01:21,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606473756] [2024-01-26 01:01:21,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606473756] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 01:01:21,555 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 01:01:21,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-01-26 01:01:21,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648426826] [2024-01-26 01:01:21,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 01:01:21,557 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-01-26 01:01:21,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 01:01:21,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-01-26 01:01:21,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-01-26 01:01:21,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 01:01:21,559 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 01:01:21,560 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 11 states have internal predecessors, (78), 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 01:01:21,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 01:01:21,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 01:01:23,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 01:01:23,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-01-26 01:01:23,023 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-01-26 01:01:23,024 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-26 01:01:23,034 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-01-26 01:01:23,035 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/4) [2024-01-26 01:01:23,049 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 01:01:23,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-01-26 01:01:23,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 01:01:23,115 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) [2024-01-26 01:01:23,128 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 [2024-01-26 01:01:23,129 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-01-26 01:01:23,130 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2024-01-26 01:01:23,130 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;@601b263e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 01:01:23,130 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. Found a loop, use abstraction hammer [2024-01-26 01:01:23,307 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-01-26 01:01:23,310 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-01-26 01:01:23,310 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (2/4) [2024-01-26 01:01:23,318 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 01:01:23,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-01-26 01:01:23,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 01:01:23,322 INFO L229 MonitoredProcess]: Starting monitored process 4 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 01:01:23,346 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-01-26 01:01:23,347 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2024-01-26 01:01:23,347 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;@601b263e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 01:01:23,347 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. Found a loop, use abstraction hammer [2024-01-26 01:01:23,372 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2024-01-26 01:01:23,376 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-01-26 01:01:23,379 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-01-26 01:01:23,379 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (3/4) [2024-01-26 01:01:23,383 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 01:01:23,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-01-26 01:01:23,384 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 01:01:23,398 INFO L229 MonitoredProcess]: Starting monitored process 5 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 01:01:23,411 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-01-26 01:01:23,412 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2024-01-26 01:01:23,412 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;@601b263e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 01:01:23,412 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. Found a loop, use abstraction hammer [2024-01-26 01:01:23,426 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-01-26 01:01:23,428 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-01-26 01:01:23,428 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (4/4) [2024-01-26 01:01:23,429 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-26 01:01:23,429 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-26 01:01:23,434 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.01 01:01:23 BasicIcfg [2024-01-26 01:01:23,434 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-26 01:01:23,435 INFO L158 Benchmark]: Toolchain (without parser) took 4105.71ms. Allocated memory was 169.9MB in the beginning and 286.3MB in the end (delta: 116.4MB). Free memory was 117.8MB in the beginning and 165.0MB in the end (delta: -47.2MB). Peak memory consumption was 69.5MB. Max. memory is 8.0GB. [2024-01-26 01:01:23,435 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 169.9MB. Free memory is still 120.9MB. There was no memory consumed. Max. memory is 8.0GB. [2024-01-26 01:01:23,435 INFO L158 Benchmark]: CACSL2BoogieTranslator took 233.10ms. Allocated memory is still 169.9MB. Free memory was 117.8MB in the beginning and 106.2MB in the end (delta: 11.6MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-01-26 01:01:23,435 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.12ms. Allocated memory is still 169.9MB. Free memory was 106.2MB in the beginning and 104.5MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-01-26 01:01:23,437 INFO L158 Benchmark]: Boogie Preprocessor took 43.27ms. Allocated memory is still 169.9MB. Free memory was 104.5MB in the beginning and 103.4MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-01-26 01:01:23,438 INFO L158 Benchmark]: RCFGBuilder took 354.70ms. Allocated memory is still 169.9MB. Free memory was 103.1MB in the beginning and 89.1MB in the end (delta: 13.9MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2024-01-26 01:01:23,438 INFO L158 Benchmark]: TraceAbstraction took 3440.09ms. Allocated memory was 169.9MB in the beginning and 286.3MB in the end (delta: 116.4MB). Free memory was 88.4MB in the beginning and 165.0MB in the end (delta: -76.6MB). Peak memory consumption was 40.1MB. Max. memory is 8.0GB. [2024-01-26 01:01:23,439 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2024-01-26 01:01:23,440 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 169.9MB. Free memory is still 120.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 233.10ms. Allocated memory is still 169.9MB. Free memory was 117.8MB in the beginning and 106.2MB in the end (delta: 11.6MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 30.12ms. Allocated memory is still 169.9MB. Free memory was 106.2MB in the beginning and 104.5MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 43.27ms. Allocated memory is still 169.9MB. Free memory was 104.5MB in the beginning and 103.4MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 354.70ms. Allocated memory is still 169.9MB. Free memory was 103.1MB in the beginning and 89.1MB in the end (delta: 13.9MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 3440.09ms. Allocated memory was 169.9MB in the beginning and 286.3MB in the end (delta: 116.4MB). Free memory was 88.4MB in the beginning and 165.0MB in the end (delta: -76.6MB). Peak memory consumption was 40.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2270, independent: 2267, independent conditional: 2267, independent unconditional: 0, dependent: 3, dependent conditional: 3, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2267, independent: 2267, independent conditional: 2267, 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: 2267, independent: 2267, independent conditional: 2267, 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: 2267, independent: 2267, independent conditional: 0, independent unconditional: 2267, 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: 2267, independent: 2267, independent conditional: 0, independent unconditional: 2267, 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: 2267, independent: 2267, independent conditional: 0, independent unconditional: 2267, 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: 2267, independent: 2267, independent conditional: 0, independent unconditional: 2267, 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: 2267, independent: 2257, independent conditional: 0, independent unconditional: 2257, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 10, independent: 10, independent conditional: 0, independent unconditional: 10, 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: 10, independent: 10, independent conditional: 0, independent unconditional: 10, 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: 10, independent: 10, independent conditional: 0, independent unconditional: 10, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 27, independent: 27, independent conditional: 0, independent unconditional: 27, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2267, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2267, unknown conditional: 0, unknown unconditional: 2267] , Statistics on independence cache: Total cache size (in pairs): 2267, Positive cache size: 2267, Positive conditional cache size: 0, Positive unconditional cache size: 2267, 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: 3 - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 0, RedundantProofs: 0, ProvenStates: 5, Times there's more than one choice: 2, Avg number of choices: 1.4 - StatisticsResult: Reduction benchmarks 1.5s Time before loop, 0.0s Time in loop, 1.5s Time in total, Has Loop: false, Protected Variables: [~temp_2~0, ~x_0~0, ~x_1~0, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_assume_abort_if_not_#in~cond#1], Protected Variables before encountering a loop: [~temp_2~0, ~x_0~0, ~x_1~0, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_assume_abort_if_not_#in~cond#1] - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 481, independent: 480, independent conditional: 480, independent unconditional: 0, dependent: 1, dependent conditional: 1, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 480, independent: 480, independent conditional: 480, 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: 480, independent: 480, independent conditional: 480, 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: 480, independent: 480, independent conditional: 0, independent unconditional: 480, 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: 480, independent: 480, independent conditional: 0, independent unconditional: 480, 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: 480, independent: 480, independent conditional: 0, independent unconditional: 480, 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: 480, independent: 480, independent conditional: 0, independent unconditional: 480, 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: 480, independent: 474, independent conditional: 0, independent unconditional: 474, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 6, independent: 6, independent conditional: 0, independent unconditional: 6, 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: 6, independent: 6, independent conditional: 0, independent unconditional: 6, 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: 6, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 26, independent: 26, independent conditional: 0, independent unconditional: 26, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 480, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 480, unknown conditional: 0, unknown unconditional: 480] , Statistics on independence cache: Total cache size (in pairs): 480, Positive cache size: 480, Positive conditional cache size: 0, Positive unconditional cache size: 480, 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: 1 - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 0, RedundantProofs: 0, ProvenStates: 0, Times there's more than one choice: 0, Avg number of choices: NaN - StatisticsResult: Reduction benchmarks 0.0s Time before loop, 0.2s Time in loop, 0.2s Time in total, Has Loop: true, Protected Variables: [write~init~int_#value, thread2Thread1of1ForFork0_thidvar0, old(thread2Thread1of1ForFork0_thidvar0), thread2Thread1of1ForFork0_thidvar1, old(thread2Thread1of1ForFork0_thidvar1), thread2Thread1of1ForFork0_thidvar2, old(thread2Thread1of1ForFork0_thidvar2), thread1Thread1of1ForFork2_thidvar0, old(thread1Thread1of1ForFork2_thidvar0), thread1Thread1of1ForFork2_thidvar1, old(thread1Thread1of1ForFork2_thidvar1), write~int_#ptr.base, thread3Thread1of1ForFork1_#in~_argptr.base, ULTIMATE.start_main_#t~mem12#1, ULTIMATE.start_main_#t~mem13#1, ULTIMATE.start_main_#t~mem14#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet3#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet7#1, ULTIMATE.start_main_#t~nondet9#1, thread2Thread1of1ForFork0_#res.offset, ULTIMATE.start_main_~#t3~0#1.offset, thread3Thread1of1ForFork1_~_argptr.base, read~int_#ptr.base, ULTIMATE.start_#t~ret15#1, thread1_#res.offset, thread2_#res.offset, thread3_#res.offset, thread2Thread1of1ForFork0_~_argptr.offset, ~temp_2~0, old(~temp_2~0), thread2Thread1of1ForFork0_#in~_argptr.base, ULTIMATE.start_main_~#t2~0#1.offset, #Ultimate.allocOnStack_~size, thread1Thread1of1ForFork2_#res.offset, thread1_~_argptr.offset, thread2_~_argptr.offset, thread3_~_argptr.offset, read~int_#sizeOfReadType, write~init~int_#sizeOfWrittenType, thread1_#in~_argptr.base, thread2_#in~_argptr.base, thread3_#in~_argptr.base, thread2Thread1of1ForFork0_~_argptr.base, ~x_0~0, old(~x_0~0), ~x_1~0, old(~x_1~0), ULTIMATE.start_main_~#t1~0#1.offset, thread1Thread1of1ForFork2_~_argptr.offset, thread3Thread1of1ForFork1_#res.base, ULTIMATE.start_main_#t~pre10#1, #Ultimate.allocOnStack_#res.offset, ULTIMATE.dealloc_~addr.offset, thread1Thread1of1ForFork2_#in~_argptr.base, write~int_#value, write~init~int_#ptr.offset, thread1_~_argptr.base, thread2_~_argptr.base, thread3_~_argptr.base, ULTIMATE.dealloc_~addr.base, thread3Thread1of1ForFork1_#in~_argptr.offset, ULTIMATE.start_assume_abort_if_not_~cond#1, #pthreadsForks, old(#pthreadsForks), thread1Thread1of1ForFork2_~_argptr.base, #valid, old(#valid), read~int_#value, #Ultimate.allocInit_~size, thread2Thread1of1ForFork0_#res.base, write~init~int_#ptr.base, thread2Thread1of1ForFork0_#in~_argptr.offset, thread1_#res.base, thread2_#res.base, thread3_#res.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1, #Ultimate.allocInit_ptrBase, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_~#t1~0#1.base, thread2Thread1of1ForFork0_#t~post2, #length, old(#length), ULTIMATE.start_main_~#t2~0#1.base, write~int_#sizeOfWrittenType, thread1_#in~_argptr.offset, thread2_#in~_argptr.offset, thread3_#in~_argptr.offset, ULTIMATE.start_main_~#t3~0#1.base, thread3Thread1of1ForFork1_thidvar0, old(thread3Thread1of1ForFork1_thidvar0), thread3Thread1of1ForFork1_thidvar1, old(thread3Thread1of1ForFork1_thidvar1), thread3Thread1of1ForFork1_thidvar2, old(thread3Thread1of1ForFork1_thidvar2), thread3Thread1of1ForFork1_thidvar3, old(thread3Thread1of1ForFork1_thidvar3), #StackHeapBarrier, old(#StackHeapBarrier), thread1Thread1of1ForFork2_#res.base, thread1_#t~post1, thread2_#t~post2, thread1Thread1of1ForFork2_#in~_argptr.offset, write~int_#ptr.offset, ULTIMATE.start_main_#t~pre6#1, ULTIMATE.start_main_#t~pre8#1, thread3Thread1of1ForFork1_#res.offset, #memory_int, old(#memory_int), thread1Thread1of1ForFork2_#t~post1, #Ultimate.allocOnStack_#res.base, thread3Thread1of1ForFork1_~_argptr.offset, read~int_#ptr.offset], Protected Variables before encountering a loop: [] - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 41, independent: 40, independent conditional: 40, independent unconditional: 0, dependent: 1, dependent conditional: 1, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 40, independent: 40, independent conditional: 40, 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: 40, independent: 40, independent conditional: 40, 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: 40, independent: 40, independent conditional: 0, independent unconditional: 40, 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: 40, independent: 40, independent conditional: 0, independent unconditional: 40, 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: 40, independent: 40, independent conditional: 0, independent unconditional: 40, 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: 40, independent: 40, independent conditional: 0, independent unconditional: 40, 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: 40, independent: 40, independent conditional: 0, independent unconditional: 40, 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: 40, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 40, unknown conditional: 0, unknown unconditional: 40] , Statistics on independence cache: Total cache size (in pairs): 40, Positive cache size: 40, Positive conditional cache size: 0, Positive unconditional cache size: 40, 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: 1 - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 0, RedundantProofs: 0, ProvenStates: 0, Times there's more than one choice: 0, Avg number of choices: NaN - StatisticsResult: Reduction benchmarks 0.0s Time before loop, 0.0s Time in loop, 0.0s Time in total, Has Loop: true, Protected Variables: [write~init~int_#value, thread2Thread1of1ForFork0_thidvar0, old(thread2Thread1of1ForFork0_thidvar0), thread2Thread1of1ForFork0_thidvar1, old(thread2Thread1of1ForFork0_thidvar1), thread2Thread1of1ForFork0_thidvar2, old(thread2Thread1of1ForFork0_thidvar2), thread1Thread1of1ForFork2_thidvar0, old(thread1Thread1of1ForFork2_thidvar0), thread1Thread1of1ForFork2_thidvar1, old(thread1Thread1of1ForFork2_thidvar1), write~int_#ptr.base, thread3Thread1of1ForFork1_#in~_argptr.base, ULTIMATE.start_main_#t~mem12#1, ULTIMATE.start_main_#t~mem13#1, ULTIMATE.start_main_#t~mem14#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet3#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet7#1, ULTIMATE.start_main_#t~nondet9#1, thread2Thread1of1ForFork0_#res.offset, ULTIMATE.start_main_~#t3~0#1.offset, thread3Thread1of1ForFork1_~_argptr.base, read~int_#ptr.base, ULTIMATE.start_#t~ret15#1, thread1_#res.offset, thread2_#res.offset, thread3_#res.offset, thread2Thread1of1ForFork0_~_argptr.offset, ~temp_2~0, old(~temp_2~0), thread2Thread1of1ForFork0_#in~_argptr.base, ULTIMATE.start_main_~#t2~0#1.offset, #Ultimate.allocOnStack_~size, thread1Thread1of1ForFork2_#res.offset, thread1_~_argptr.offset, thread2_~_argptr.offset, thread3_~_argptr.offset, read~int_#sizeOfReadType, write~init~int_#sizeOfWrittenType, thread1_#in~_argptr.base, thread2_#in~_argptr.base, thread3_#in~_argptr.base, thread2Thread1of1ForFork0_~_argptr.base, ~x_0~0, old(~x_0~0), ~x_1~0, old(~x_1~0), ULTIMATE.start_main_~#t1~0#1.offset, thread1Thread1of1ForFork2_~_argptr.offset, thread3Thread1of1ForFork1_#res.base, ULTIMATE.start_main_#t~pre10#1, #Ultimate.allocOnStack_#res.offset, ULTIMATE.dealloc_~addr.offset, thread1Thread1of1ForFork2_#in~_argptr.base, write~int_#value, write~init~int_#ptr.offset, thread1_~_argptr.base, thread2_~_argptr.base, thread3_~_argptr.base, ULTIMATE.dealloc_~addr.base, thread3Thread1of1ForFork1_#in~_argptr.offset, ULTIMATE.start_assume_abort_if_not_~cond#1, #pthreadsForks, old(#pthreadsForks), thread1Thread1of1ForFork2_~_argptr.base, #valid, old(#valid), read~int_#value, #Ultimate.allocInit_~size, thread2Thread1of1ForFork0_#res.base, write~init~int_#ptr.base, thread2Thread1of1ForFork0_#in~_argptr.offset, thread1_#res.base, thread2_#res.base, thread3_#res.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1, #Ultimate.allocInit_ptrBase, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_~#t1~0#1.base, thread2Thread1of1ForFork0_#t~post2, #length, old(#length), ULTIMATE.start_main_~#t2~0#1.base, write~int_#sizeOfWrittenType, thread1_#in~_argptr.offset, thread2_#in~_argptr.offset, thread3_#in~_argptr.offset, ULTIMATE.start_main_~#t3~0#1.base, thread3Thread1of1ForFork1_thidvar0, old(thread3Thread1of1ForFork1_thidvar0), thread3Thread1of1ForFork1_thidvar1, old(thread3Thread1of1ForFork1_thidvar1), thread3Thread1of1ForFork1_thidvar2, old(thread3Thread1of1ForFork1_thidvar2), thread3Thread1of1ForFork1_thidvar3, old(thread3Thread1of1ForFork1_thidvar3), #StackHeapBarrier, old(#StackHeapBarrier), thread1Thread1of1ForFork2_#res.base, thread1_#t~post1, thread2_#t~post2, thread1Thread1of1ForFork2_#in~_argptr.offset, write~int_#ptr.offset, ULTIMATE.start_main_#t~pre6#1, ULTIMATE.start_main_#t~pre8#1, thread3Thread1of1ForFork1_#res.offset, #memory_int, old(#memory_int), thread1Thread1of1ForFork2_#t~post1, #Ultimate.allocOnStack_#res.base, thread3Thread1of1ForFork1_~_argptr.offset, read~int_#ptr.offset], Protected Variables before encountering a loop: [] - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1, dependent conditional: 1, 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: 1 - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 0, RedundantProofs: 0, ProvenStates: 0, Times there's more than one choice: 0, Avg number of choices: NaN - StatisticsResult: Reduction benchmarks 0.0s Time before loop, 0.0s Time in loop, 0.0s Time in total, Has Loop: true, Protected Variables: [write~init~int_#value, thread2Thread1of1ForFork0_thidvar0, old(thread2Thread1of1ForFork0_thidvar0), thread2Thread1of1ForFork0_thidvar1, old(thread2Thread1of1ForFork0_thidvar1), thread2Thread1of1ForFork0_thidvar2, old(thread2Thread1of1ForFork0_thidvar2), thread1Thread1of1ForFork2_thidvar0, old(thread1Thread1of1ForFork2_thidvar0), thread1Thread1of1ForFork2_thidvar1, old(thread1Thread1of1ForFork2_thidvar1), write~int_#ptr.base, thread3Thread1of1ForFork1_#in~_argptr.base, ULTIMATE.start_main_#t~mem12#1, ULTIMATE.start_main_#t~mem13#1, ULTIMATE.start_main_#t~mem14#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet3#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet7#1, ULTIMATE.start_main_#t~nondet9#1, thread2Thread1of1ForFork0_#res.offset, ULTIMATE.start_main_~#t3~0#1.offset, thread3Thread1of1ForFork1_~_argptr.base, read~int_#ptr.base, ULTIMATE.start_#t~ret15#1, thread1_#res.offset, thread2_#res.offset, thread3_#res.offset, thread2Thread1of1ForFork0_~_argptr.offset, ~temp_2~0, old(~temp_2~0), thread2Thread1of1ForFork0_#in~_argptr.base, ULTIMATE.start_main_~#t2~0#1.offset, #Ultimate.allocOnStack_~size, thread1Thread1of1ForFork2_#res.offset, thread1_~_argptr.offset, thread2_~_argptr.offset, thread3_~_argptr.offset, read~int_#sizeOfReadType, write~init~int_#sizeOfWrittenType, thread1_#in~_argptr.base, thread2_#in~_argptr.base, thread3_#in~_argptr.base, thread2Thread1of1ForFork0_~_argptr.base, ~x_0~0, old(~x_0~0), ~x_1~0, old(~x_1~0), ULTIMATE.start_main_~#t1~0#1.offset, thread1Thread1of1ForFork2_~_argptr.offset, thread3Thread1of1ForFork1_#res.base, ULTIMATE.start_main_#t~pre10#1, #Ultimate.allocOnStack_#res.offset, ULTIMATE.dealloc_~addr.offset, thread1Thread1of1ForFork2_#in~_argptr.base, write~int_#value, write~init~int_#ptr.offset, thread1_~_argptr.base, thread2_~_argptr.base, thread3_~_argptr.base, ULTIMATE.dealloc_~addr.base, thread3Thread1of1ForFork1_#in~_argptr.offset, ULTIMATE.start_assume_abort_if_not_~cond#1, #pthreadsForks, old(#pthreadsForks), thread1Thread1of1ForFork2_~_argptr.base, #valid, old(#valid), read~int_#value, #Ultimate.allocInit_~size, thread2Thread1of1ForFork0_#res.base, write~init~int_#ptr.base, thread2Thread1of1ForFork0_#in~_argptr.offset, thread1_#res.base, thread2_#res.base, thread3_#res.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1, #Ultimate.allocInit_ptrBase, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_~#t1~0#1.base, thread2Thread1of1ForFork0_#t~post2, #length, old(#length), ULTIMATE.start_main_~#t2~0#1.base, write~int_#sizeOfWrittenType, thread1_#in~_argptr.offset, thread2_#in~_argptr.offset, thread3_#in~_argptr.offset, ULTIMATE.start_main_~#t3~0#1.base, thread3Thread1of1ForFork1_thidvar0, old(thread3Thread1of1ForFork1_thidvar0), thread3Thread1of1ForFork1_thidvar1, old(thread3Thread1of1ForFork1_thidvar1), thread3Thread1of1ForFork1_thidvar2, old(thread3Thread1of1ForFork1_thidvar2), thread3Thread1of1ForFork1_thidvar3, old(thread3Thread1of1ForFork1_thidvar3), #StackHeapBarrier, old(#StackHeapBarrier), thread1Thread1of1ForFork2_#res.base, thread1_#t~post1, thread2_#t~post2, thread1Thread1of1ForFork2_#in~_argptr.offset, write~int_#ptr.offset, ULTIMATE.start_main_#t~pre6#1, ULTIMATE.start_main_#t~pre8#1, thread3Thread1of1ForFork1_#res.offset, #memory_int, old(#memory_int), thread1Thread1of1ForFork2_#t~post1, #Ultimate.allocOnStack_#res.base, thread3Thread1of1ForFork1_~_argptr.offset, read~int_#ptr.offset], Protected Variables before encountering a loop: [] - PositiveResult [Line: 82]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 7 procedures, 116 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.6s, 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: 16, 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, 0.9s InterpolantComputationTime, 158 NumberOfCodeBlocks, 158 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 156 ConstructedInterpolants, 0 QuantifiedInterpolants, 863 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 7 procedures, 116 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.2s, 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 thread instance sufficiency: ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 7 procedures, 116 locations, 4 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 thread instance sufficiency: ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 7 procedures, 116 locations, 4 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-01-26 01:01:23,476 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Forceful destruction successful, exit code 0 [2024-01-26 01:01:23,676 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2024-01-26 01:01:23,885 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2024-01-26 01:01:24,086 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-01-26 01:01:24,293 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...