/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/goblint-regression/28-race_reach_75-tricky_address2_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-57af04c-m [2024-01-25 23:49:15,451 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-25 23:49:15,486 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-01-25 23:49:15,502 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-25 23:49:15,502 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-25 23:49:15,502 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-01-25 23:49:15,515 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-25 23:49:15,515 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-25 23:49:15,515 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-25 23:49:15,528 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-25 23:49:15,528 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-25 23:49:15,529 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-25 23:49:15,529 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-25 23:49:15,529 INFO L153 SettingsManager]: * Use SBE=true [2024-01-25 23:49:15,529 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-25 23:49:15,530 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-25 23:49:15,530 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-25 23:49:15,530 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-25 23:49:15,530 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-25 23:49:15,530 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-25 23:49:15,531 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-25 23:49:15,531 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-25 23:49:15,531 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-25 23:49:15,531 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-25 23:49:15,532 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-25 23:49:15,532 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-25 23:49:15,532 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-25 23:49:15,532 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-25 23:49:15,532 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-01-25 23:49:15,532 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-25 23:49:15,533 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-01-25 23:49:15,533 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-25 23:49:15,533 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-25 23:49:15,533 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-01-25 23:49:15,533 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-01-25 23:49:15,534 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-25 23:49:15,534 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-25 23:49:15,534 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-25 23:49:15,534 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-01-25 23:49:15,534 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-25 23:49:15,534 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-01-25 23:49:15,535 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-01-25 23:49:15,681 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-25 23:49:15,692 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-25 23:49:15,694 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-25 23:49:15,694 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-25 23:49:15,694 INFO L274 PluginConnector]: CDTParser initialized [2024-01-25 23:49:15,695 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_75-tricky_address2_racefree.i [2024-01-25 23:49:16,668 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-25 23:49:16,866 INFO L384 CDTParser]: Found 1 translation units. [2024-01-25 23:49:16,866 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_75-tricky_address2_racefree.i [2024-01-25 23:49:16,889 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/4e473d3df/8be7cffd54bf4bad8ec6fca2fd5b6559/FLAG39a621f84 [2024-01-25 23:49:16,897 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/4e473d3df/8be7cffd54bf4bad8ec6fca2fd5b6559 [2024-01-25 23:49:16,899 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-25 23:49:16,900 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-25 23:49:16,900 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-25 23:49:16,900 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-25 23:49:16,903 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-25 23:49:16,904 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.01 11:49:16" (1/1) ... [2024-01-25 23:49:16,904 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6068852d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:49:16, skipping insertion in model container [2024-01-25 23:49:16,905 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.01 11:49:16" (1/1) ... [2024-01-25 23:49:16,929 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-25 23:49:17,216 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_75-tricky_address2_racefree.i[41323,41336] [2024-01-25 23:49:17,241 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-25 23:49:17,263 INFO L202 MainTranslator]: Completed pre-run [2024-01-25 23:49:17,296 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_75-tricky_address2_racefree.i[41323,41336] [2024-01-25 23:49:17,316 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-25 23:49:17,369 INFO L206 MainTranslator]: Completed translation [2024-01-25 23:49:17,369 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:49:17 WrapperNode [2024-01-25 23:49:17,369 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-25 23:49:17,370 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-25 23:49:17,370 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-25 23:49:17,370 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-25 23:49:17,374 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:49:17" (1/1) ... [2024-01-25 23:49:17,397 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:49:17" (1/1) ... [2024-01-25 23:49:17,425 INFO L138 Inliner]: procedures = 271, calls = 49, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 213 [2024-01-25 23:49:17,426 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-25 23:49:17,426 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-25 23:49:17,426 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-25 23:49:17,426 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-25 23:49:17,436 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:49:17" (1/1) ... [2024-01-25 23:49:17,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:49:17" (1/1) ... [2024-01-25 23:49:17,444 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:49:17" (1/1) ... [2024-01-25 23:49:17,444 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:49:17" (1/1) ... [2024-01-25 23:49:17,448 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:49:17" (1/1) ... [2024-01-25 23:49:17,451 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:49:17" (1/1) ... [2024-01-25 23:49:17,452 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:49:17" (1/1) ... [2024-01-25 23:49:17,453 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:49:17" (1/1) ... [2024-01-25 23:49:17,454 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-25 23:49:17,455 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-25 23:49:17,455 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-25 23:49:17,455 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-25 23:49:17,455 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:49:17" (1/1) ... [2024-01-25 23:49:17,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-01-25 23:49:17,468 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-25 23:49:17,483 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) [2024-01-25 23:49:17,495 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 [2024-01-25 23:49:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-25 23:49:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-25 23:49:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-01-25 23:49:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-01-25 23:49:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-01-25 23:49:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-01-25 23:49:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-25 23:49:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-01-25 23:49:17,529 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-01-25 23:49:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-01-25 23:49:17,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-25 23:49:17,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-25 23:49:17,532 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-25 23:49:17,659 INFO L241 CfgBuilder]: Building ICFG [2024-01-25 23:49:17,660 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-25 23:49:17,906 INFO L282 CfgBuilder]: Performing block encoding [2024-01-25 23:49:17,926 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-25 23:49:17,926 INFO L309 CfgBuilder]: Removed 23 assume(true) statements. [2024-01-25 23:49:17,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.01 11:49:17 BoogieIcfgContainer [2024-01-25 23:49:17,927 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-25 23:49:17,928 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-25 23:49:17,928 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-25 23:49:17,930 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-25 23:49:17,930 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.01 11:49:16" (1/3) ... [2024-01-25 23:49:17,931 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dc31f9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.01 11:49:17, skipping insertion in model container [2024-01-25 23:49:17,931 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:49:17" (2/3) ... [2024-01-25 23:49:17,931 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dc31f9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.01 11:49:17, skipping insertion in model container [2024-01-25 23:49:17,931 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.01 11:49:17" (3/3) ... [2024-01-25 23:49:17,932 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_75-tricky_address2_racefree.i [2024-01-25 23:49:17,937 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-01-25 23:49:17,943 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-25 23:49:17,943 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-01-25 23:49:17,943 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-25 23:49:18,003 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-01-25 23:49:18,028 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-25 23:49:18,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-01-25 23:49:18,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-25 23:49:18,031 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) [2024-01-25 23:49:18,050 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 [2024-01-25 23:49:18,087 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-01-25 23:49:18,093 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-01-25 23:49:18,098 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;@46940939, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-25 23:49:18,099 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. 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 [2024-01-25 23:49:27,376 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-25 23:49:27,379 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-25 23:49:27,380 INFO L85 PathProgramCache]: Analyzing trace with hash 1517630248, now seen corresponding path program 1 times [2024-01-25 23:49:27,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-25 23:49:27,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825130581] [2024-01-25 23:49:27,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-25 23:49:27,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-25 23:49:27,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-25 23:49:27,822 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2024-01-25 23:49:27,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-25 23:49:27,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825130581] [2024-01-25 23:49:27,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825130581] provided 0 perfect and 1 imperfect interpolant sequences [2024-01-25 23:49:27,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [748020285] [2024-01-25 23:49:27,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-25 23:49:27,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-25 23:49:27,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-25 23:49:27,870 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) [2024-01-25 23:49:27,871 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-01-25 23:49:27,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-25 23:49:28,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 1 conjunts are in the unsatisfiable core [2024-01-25 23:49:28,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-01-25 23:49:28,038 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-01-25 23:49:28,039 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-01-25 23:49:28,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [748020285] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-25 23:49:28,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-01-25 23:49:28,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 5 [2024-01-25 23:49:28,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935527711] [2024-01-25 23:49:28,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-25 23:49:28,065 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-01-25 23:49:28,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-25 23:49:28,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-01-25 23:49:28,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-01-25 23:49:28,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-25 23:49:28,088 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-25 23:49:28,089 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 61.5) internal successors, (123), 2 states have internal predecessors, (123), 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) [2024-01-25 23:49:28,089 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 Received shutdown request... [2024-01-26 00:04:04,744 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 00:04:04,744 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 00:04:04,744 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 00:04:05,260 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-01-26 00:04:05,459 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,SelfDestructingSolverStorable0 [2024-01-26 00:04:05,460 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DynamicStratifiedReduction. [2024-01-26 00:04:05,462 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-01-26 00:04:05,479 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-01-26 00:04:05,480 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (1/4) [2024-01-26 00:04:05,481 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-26 00:04:05,482 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-26 00:04:05,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.01 12:04:05 BasicIcfg [2024-01-26 00:04:05,483 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-26 00:04:05,484 INFO L158 Benchmark]: Toolchain (without parser) took 888583.96ms. Allocated memory was 269.5MB in the beginning and 325.1MB in the end (delta: 55.6MB). Free memory was 229.2MB in the beginning and 228.4MB in the end (delta: 805.2kB). Peak memory consumption was 226.7MB. Max. memory is 8.0GB. [2024-01-26 00:04:05,484 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 179.3MB. Free memory is still 127.5MB. There was no memory consumed. Max. memory is 8.0GB. [2024-01-26 00:04:05,484 INFO L158 Benchmark]: CACSL2BoogieTranslator took 469.08ms. Allocated memory is still 269.5MB. Free memory was 229.2MB in the beginning and 198.8MB in the end (delta: 30.4MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2024-01-26 00:04:05,485 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.95ms. Allocated memory is still 269.5MB. Free memory was 198.3MB in the beginning and 195.6MB in the end (delta: 2.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-01-26 00:04:05,485 INFO L158 Benchmark]: Boogie Preprocessor took 28.04ms. Allocated memory is still 269.5MB. Free memory was 195.6MB in the beginning and 193.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-01-26 00:04:05,485 INFO L158 Benchmark]: RCFGBuilder took 471.92ms. Allocated memory is still 269.5MB. Free memory was 193.5MB in the beginning and 170.0MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. [2024-01-26 00:04:05,486 INFO L158 Benchmark]: TraceAbstraction took 887555.27ms. Allocated memory was 269.5MB in the beginning and 325.1MB in the end (delta: 55.6MB). Free memory was 169.4MB in the beginning and 228.4MB in the end (delta: -59.0MB). Peak memory consumption was 166.9MB. Max. memory is 8.0GB. [2024-01-26 00:04:05,487 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 179.3MB. Free memory is still 127.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 469.08ms. Allocated memory is still 269.5MB. Free memory was 229.2MB in the beginning and 198.8MB in the end (delta: 30.4MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 55.95ms. Allocated memory is still 269.5MB. Free memory was 198.3MB in the beginning and 195.6MB in the end (delta: 2.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 28.04ms. Allocated memory is still 269.5MB. Free memory was 195.6MB in the beginning and 193.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 471.92ms. Allocated memory is still 269.5MB. Free memory was 193.5MB in the beginning and 170.0MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. * TraceAbstraction took 887555.27ms. Allocated memory was 269.5MB in the beginning and 325.1MB in the end (delta: 55.6MB). Free memory was 169.4MB in the beginning and 228.4MB in the end (delta: -59.0MB). Peak memory consumption was 166.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18451, independent: 17520, independent conditional: 17520, independent unconditional: 0, dependent: 931, dependent conditional: 931, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17636, independent: 17520, independent conditional: 17520, independent unconditional: 0, dependent: 116, dependent conditional: 116, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 17636, independent: 17520, independent conditional: 17520, independent unconditional: 0, dependent: 116, dependent conditional: 116, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17737, independent: 17520, independent conditional: 0, independent unconditional: 17520, dependent: 217, dependent conditional: 101, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 17737, independent: 17520, independent conditional: 0, independent unconditional: 17520, dependent: 217, dependent conditional: 0, dependent unconditional: 217, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17737, independent: 17520, independent conditional: 0, independent unconditional: 17520, dependent: 217, dependent conditional: 0, dependent unconditional: 217, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 17636, independent: 17520, independent conditional: 0, independent unconditional: 17520, dependent: 116, dependent conditional: 0, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 17636, independent: 17363, independent conditional: 0, independent unconditional: 17363, dependent: 273, dependent conditional: 0, dependent unconditional: 273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 273, independent: 157, independent conditional: 0, independent unconditional: 157, dependent: 116, dependent conditional: 0, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 273, independent: 157, independent conditional: 0, independent unconditional: 157, dependent: 116, dependent conditional: 0, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 273, independent: 157, independent conditional: 0, independent unconditional: 157, dependent: 116, dependent conditional: 0, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 440, independent: 219, independent conditional: 0, independent unconditional: 219, dependent: 221, dependent conditional: 0, dependent unconditional: 221, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 17737, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 101, dependent conditional: 0, dependent unconditional: 101, unknown: 17636, unknown conditional: 0, unknown unconditional: 17636] , Statistics on independence cache: Total cache size (in pairs): 17636, Positive cache size: 17520, Positive conditional cache size: 0, Positive unconditional cache size: 17520, Negative cache size: 116, Negative conditional cache size: 0, Negative unconditional cache size: 116, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 101, Maximal queried relation: 1, Independence queries for same thread: 815 - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 0, RedundantProofs: 0, ProvenStates: 2984, Times there's more than one choice: 0, Avg number of choices: 1.0 - StatisticsResult: Reduction benchmarks 0.0s Time before loop, 9.3s Time in loop, 9.3s Time in total, Has Loop: true, Protected Variables: [write~init~int_#value, ~#__global_lock~0.offset, old(~#__global_lock~0.offset), ~tzname~0.offset, old(~tzname~0.offset), write~int_#ptr.base, ~stdout~0.base, old(~stdout~0.base), ~timezone~0, old(~timezone~0), t_fun_#t~post36#1, t_funThread1of1ForFork0_#in~arg#1.base, t_fun_#t~post40#1, ~__daylight~0, old(~__daylight~0), ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem54#1, ULTIMATE.start_main_#t~mem58#1, ULTIMATE.start_main_#t~mem62#1, t_funThread1of1ForFork0_#res#1.offset, ULTIMATE.start_main_#t~mem66#1, t_funThread1of1ForFork0___VERIFIER_assert_~cond#1, t_fun_#in~arg#1.offset, ULTIMATE.start___VERIFIER_assert_~cond#1, t_fun_assume_abort_if_not_#in~cond#1, t_funThread1of1ForFork0_#t~nondet31#1, t_funThread1of1ForFork0_#t~nondet32#1, t_funThread1of1ForFork0_#t~nondet33#1, read~int_#ptr.base, t_funThread1of1ForFork0_#t~nondet34#1, t_funThread1of1ForFork0_#t~nondet37#1, t_funThread1of1ForFork0_#t~nondet38#1, #PthreadsMutexLock_#inputPtr.offset, t_funThread1of1ForFork0_#t~nondet41#1, t_funThread1of1ForFork0_#t~nondet42#1, t_funThread1of1ForFork0_#t~nondet44#1, t_funThread1of1ForFork0_#t~nondet45#1, ULTIMATE.start_#t~ret67#1, ~stderr~0.base, old(~stderr~0.base), t_fun_~i~0#1, ~sys_nerr~0, old(~sys_nerr~0), ~stdout~0.offset, old(~stdout~0.offset), t_fun_~arg#1.offset, t_funThread1of1ForFork0_~p~0#1.base, #Ultimate.allocOnStack_~size, t_fun_#t~mem35#1, t_fun_#t~mem39#1, t_fun_#t~mem43#1, ULTIMATE.start_main_~i~1#1, ULTIMATE.start_main_~i~2#1, ULTIMATE.start_main_~i~3#1, ULTIMATE.start_main_~i~4#1, read~int_#sizeOfReadType, t_funThread1of1ForFork0_~arg#1.base, write~init~int_#sizeOfWrittenType, t_fun___VERIFIER_assert_#in~cond#1, ~daylight~0, old(~daylight~0), ~tzname~0.base, old(~tzname~0.base), t_fun_#res#1.base, ULTIMATE.start_main_~#t_ids~0#1.offset, #PthreadsMutexUnlock_#inputPtr.base, #Ultimate.allocOnStack_#res.offset, ULTIMATE.dealloc_~addr.offset, ~__tzname~0.offset, old(~__tzname~0.offset), ULTIMATE.start_main_#t~pre49#1, write~int_#value, write~init~int_#ptr.offset, ULTIMATE.dealloc_~addr.base, t_funThread1of1ForFork0_assume_abort_if_not_~cond#1, ULTIMATE.start_assume_abort_if_not_~cond#1, #pthreadsForks, old(#pthreadsForks), t_fun_#in~arg#1.base, ~#__global_lock~0.base, old(~#__global_lock~0.base), t_funThread1of1ForFork0_thidvar0, old(t_funThread1of1ForFork0_thidvar0), t_fun_#res#1.offset, t_funThread1of1ForFork0_~p~0#1.offset, #valid, old(#valid), #pthreadsMutex, old(#pthreadsMutex), t_fun___VERIFIER_assert_~cond#1, read~int_#value, #Ultimate.allocInit_~size, #PthreadsMutexLock_#inputPtr.base, write~init~int_#ptr.base, t_fun_#t~nondet31#1, t_fun_#t~nondet32#1, t_fun_#t~nondet33#1, t_fun_#t~nondet34#1, t_fun_#t~nondet37#1, t_fun_#t~nondet38#1, t_funThread1of1ForFork0_#t~post36#1, t_fun_#t~nondet41#1, t_fun_#t~nondet42#1, t_funThread1of1ForFork0_#t~post40#1, t_fun_#t~nondet44#1, t_fun_#t~nondet45#1, #PthreadsMutexUnlock_#res, ~stderr~0.offset, old(~stderr~0.offset), t_funThread1of1ForFork0_#in~arg#1.offset, t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1, ULTIMATE.start_assume_abort_if_not_#in~cond#1, ULTIMATE.start_main_~#t_ids~0#1.base, #Ultimate.allocInit_ptrBase, ~#a~0.offset, old(~#a~0.offset), t_fun_~p~0#1.base, ULTIMATE.start_main_#t~nondet47#1, #length, old(#length), ULTIMATE.start_main_#t~nondet50#1, ULTIMATE.start_main_#t~nondet51#1, ULTIMATE.start_main_#t~nondet52#1, ULTIMATE.start_main_#t~nondet53#1, ULTIMATE.start_main_#t~nondet56#1, ULTIMATE.start_main_#t~nondet57#1, ULTIMATE.start_main_#t~nondet60#1, ULTIMATE.start_main_#t~nondet61#1, ULTIMATE.start_main_#t~nondet63#1, ULTIMATE.start_main_#t~nondet64#1, ~#a~0.base, old(~#a~0.base), ~stdin~0.base, old(~stdin~0.base), write~int_#sizeOfWrittenType, t_funThread1of1ForFork0_~i~0#1, t_fun_~arg#1.base, #StackHeapBarrier, old(#StackHeapBarrier), t_funThread1of1ForFork0_~arg#1.offset, ~__timezone~0, old(~__timezone~0), #PthreadsMutexLock_#res, t_funThread1of1ForFork0_#t~mem35#1, t_funThread1of1ForFork0_#t~mem39#1, t_funThread1of1ForFork0_#t~mem43#1, ULTIMATE.start_main_#t~post46#1, ULTIMATE.start_main_#t~post48#1, ULTIMATE.start_main_#t~post55#1, ULTIMATE.start_main_#t~post59#1, ULTIMATE.start_main_#t~post65#1, write~int_#ptr.offset, t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1, ~__tzname~0.base, old(~__tzname~0.base), ULTIMATE.start___VERIFIER_assert_#in~cond#1, ~stdin~0.offset, old(~stdin~0.offset), #memory_int, old(#memory_int), #Ultimate.allocOnStack_#res.base, t_funThread1of1ForFork0_#res#1.base, t_fun_assume_abort_if_not_~cond#1, t_fun_~p~0#1.offset, read~int_#ptr.offset, #PthreadsMutexUnlock_#inputPtr.offset], Protected Variables before encountering a loop: [] - TimeoutResultAtElement [Line: 929]: 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 3 procedures, 239 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 887.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 886.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 386 NumberOfCodeBlocks, 386 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 384 ConstructedInterpolants, 0 QuantifiedInterpolants, 396 SizeOfPredicates, 0 NumberOfNonLiveVariables, 411 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 335/336 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