/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION -s ../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/weaver/parallel-barrier.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.dpor-d6e1636 [2023-01-10 22:23:38,262 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-01-10 22:23:38,265 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-01-10 22:23:38,298 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-01-10 22:23:38,307 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-01-10 22:23:38,308 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-01-10 22:23:38,309 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-01-10 22:23:38,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-01-10 22:23:38,311 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-01-10 22:23:38,312 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-01-10 22:23:38,313 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-01-10 22:23:38,316 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-01-10 22:23:38,321 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-01-10 22:23:38,329 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-01-10 22:23:38,333 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-01-10 22:23:38,335 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-01-10 22:23:38,340 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-01-10 22:23:38,348 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-01-10 22:23:38,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-01-10 22:23:38,349 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-01-10 22:23:38,350 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2023-01-10 22:23:38,374 INFO L113 SettingsManager]: Loading preferences was successful [2023-01-10 22:23:38,374 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-01-10 22:23:38,375 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-01-10 22:23:38,375 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-01-10 22:23:38,376 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-01-10 22:23:38,376 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-01-10 22:23:38,377 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-01-10 22:23:38,377 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-01-10 22:23:38,377 INFO L138 SettingsManager]: * Use SBE=true [2023-01-10 22:23:38,377 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-01-10 22:23:38,378 INFO L138 SettingsManager]: * sizeof long=4 [2023-01-10 22:23:38,378 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-01-10 22:23:38,378 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-01-10 22:23:38,379 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-01-10 22:23:38,379 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-01-10 22:23:38,379 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-01-10 22:23:38,379 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-01-10 22:23:38,379 INFO L138 SettingsManager]: * sizeof long double=12 [2023-01-10 22:23:38,379 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-01-10 22:23:38,379 INFO L138 SettingsManager]: * Use constant arrays=true [2023-01-10 22:23:38,379 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-01-10 22:23:38,380 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-01-10 22:23:38,380 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-01-10 22:23:38,380 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-01-10 22:23:38,380 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-01-10 22:23:38,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-10 22:23:38,380 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-01-10 22:23:38,381 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-01-10 22:23:38,381 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-01-10 22:23:38,381 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-01-10 22:23:38,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-01-10 22:23:38,381 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-01-10 22:23:38,382 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-01-10 22:23:38,382 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-01-10 22:23:38,382 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2023-01-10 22:23:38,382 INFO L138 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/UAutomizer-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2023-01-10 22:23:38,629 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-01-10 22:23:38,658 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-01-10 22:23:38,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-01-10 22:23:38,662 INFO L271 PluginConnector]: Initializing CDTParser... [2023-01-10 22:23:38,662 INFO L275 PluginConnector]: CDTParser initialized [2023-01-10 22:23:38,664 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-barrier.wvr.c [2023-01-10 22:23:39,953 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-01-10 22:23:40,171 INFO L351 CDTParser]: Found 1 translation units. [2023-01-10 22:23:40,172 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-barrier.wvr.c [2023-01-10 22:23:40,181 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/425623270/ce71b38ecb054e358506d86ceb00b9e0/FLAGac7cabc17 [2023-01-10 22:23:40,198 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/425623270/ce71b38ecb054e358506d86ceb00b9e0 [2023-01-10 22:23:40,200 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-01-10 22:23:40,203 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-01-10 22:23:40,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-01-10 22:23:40,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-01-10 22:23:40,207 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-01-10 22:23:40,208 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 10:23:40" (1/1) ... [2023-01-10 22:23:40,208 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@552c4687 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 10:23:40, skipping insertion in model container [2023-01-10 22:23:40,209 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 10:23:40" (1/1) ... [2023-01-10 22:23:40,215 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-01-10 22:23:40,254 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-01-10 22:23:40,406 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-barrier.wvr.c[4722,4735] [2023-01-10 22:23:40,407 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-10 22:23:40,418 INFO L203 MainTranslator]: Completed pre-run [2023-01-10 22:23:40,457 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-barrier.wvr.c[4722,4735] [2023-01-10 22:23:40,458 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-10 22:23:40,466 WARN L663 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-01-10 22:23:40,467 WARN L663 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-01-10 22:23:40,473 INFO L208 MainTranslator]: Completed translation [2023-01-10 22:23:40,473 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 10:23:40 WrapperNode [2023-01-10 22:23:40,474 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-01-10 22:23:40,475 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-01-10 22:23:40,475 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-01-10 22:23:40,475 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-01-10 22:23:40,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 10:23:40" (1/1) ... [2023-01-10 22:23:40,492 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 10:23:40" (1/1) ... [2023-01-10 22:23:40,527 INFO L138 Inliner]: procedures = 25, calls = 98, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 543 [2023-01-10 22:23:40,528 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-01-10 22:23:40,529 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-01-10 22:23:40,529 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-01-10 22:23:40,529 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-01-10 22:23:40,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 10:23:40" (1/1) ... [2023-01-10 22:23:40,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 10:23:40" (1/1) ... [2023-01-10 22:23:40,559 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 10:23:40" (1/1) ... [2023-01-10 22:23:40,559 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 10:23:40" (1/1) ... [2023-01-10 22:23:40,588 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 10:23:40" (1/1) ... [2023-01-10 22:23:40,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 10:23:40" (1/1) ... [2023-01-10 22:23:40,596 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 10:23:40" (1/1) ... [2023-01-10 22:23:40,598 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 10:23:40" (1/1) ... [2023-01-10 22:23:40,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-01-10 22:23:40,603 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-01-10 22:23:40,603 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-01-10 22:23:40,603 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-01-10 22:23:40,604 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 10:23:40" (1/1) ... [2023-01-10 22:23:40,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-10 22:23:40,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-10 22:23:40,634 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-01-10 22:23:40,636 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-01-10 22:23:40,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-01-10 22:23:40,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-01-10 22:23:40,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-01-10 22:23:40,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-01-10 22:23:40,668 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-01-10 22:23:40,668 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-01-10 22:23:40,668 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-01-10 22:23:40,669 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-01-10 22:23:40,669 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-01-10 22:23:40,669 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-01-10 22:23:40,669 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-01-10 22:23:40,669 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-01-10 22:23:40,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-01-10 22:23:40,669 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-01-10 22:23:40,669 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-01-10 22:23:40,669 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-01-10 22:23:40,670 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-01-10 22:23:40,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-01-10 22:23:40,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-01-10 22:23:40,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-01-10 22:23:40,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-01-10 22:23:40,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-01-10 22:23:40,672 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-01-10 22:23:40,825 INFO L236 CfgBuilder]: Building ICFG [2023-01-10 22:23:40,827 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-01-10 22:23:41,511 INFO L277 CfgBuilder]: Performing block encoding [2023-01-10 22:23:41,745 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-01-10 22:23:41,746 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-01-10 22:23:41,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 10:23:41 BoogieIcfgContainer [2023-01-10 22:23:41,749 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-01-10 22:23:41,751 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-01-10 22:23:41,752 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-01-10 22:23:41,755 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-01-10 22:23:41,755 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 10:23:40" (1/3) ... [2023-01-10 22:23:41,757 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57fd3393 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 10:23:41, skipping insertion in model container [2023-01-10 22:23:41,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 10:23:40" (2/3) ... [2023-01-10 22:23:41,758 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57fd3393 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 10:23:41, skipping insertion in model container [2023-01-10 22:23:41,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 10:23:41" (3/3) ... [2023-01-10 22:23:41,759 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-barrier.wvr.c [2023-01-10 22:23:41,769 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-01-10 22:23:41,775 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-01-10 22:23:41,776 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 78 error locations. [2023-01-10 22:23:41,776 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-01-10 22:23:41,949 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2023-01-10 22:23:42,011 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 22:23:42,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-10 22:23:42,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-10 22:23:42,016 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-10 22:23:42,018 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-01-10 22:23:42,057 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-10 22:23:42,068 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Err0ASSERT_VIOLATIONDATA_RACE ======== [2023-01-10 22:23:42,074 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;@4c3c645, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 22:23:42,075 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-10 22:23:42,079 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-10 22:23:42,082 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-10 22:23:42,089 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-10 22:23:42,103 INFO L307 ceAbstractionStarter]: Result for error location thread1Err0ASSERT_VIOLATIONDATA_RACE was SAFE (1/144) [2023-01-10 22:23:42,117 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 22:23:42,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-10 22:23:42,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-10 22:23:42,159 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-10 22:23:42,161 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2023-01-10 22:23:42,165 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-10 22:23:42,166 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Err1ASSERT_VIOLATIONDATA_RACE ======== [2023-01-10 22:23:42,166 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;@4c3c645, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 22:23:42,167 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-10 22:23:42,167 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-10 22:23:42,167 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-10 22:23:42,169 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-10 22:23:42,169 INFO L307 ceAbstractionStarter]: Result for error location thread1Err1ASSERT_VIOLATIONDATA_RACE was SAFE (2/144) [2023-01-10 22:23:42,176 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 22:23:42,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-10 22:23:42,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-10 22:23:42,180 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-10 22:23:42,181 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2023-01-10 22:23:42,185 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-10 22:23:42,185 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Err2ASSERT_VIOLATIONDATA_RACE ======== [2023-01-10 22:23:42,186 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;@4c3c645, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 22:23:42,186 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-10 22:23:42,187 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-10 22:23:42,187 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-10 22:23:42,188 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-10 22:23:42,189 INFO L307 ceAbstractionStarter]: Result for error location thread1Err2ASSERT_VIOLATIONDATA_RACE was SAFE (3/144) [2023-01-10 22:23:42,195 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 22:23:42,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-10 22:23:42,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-10 22:23:42,199 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-10 22:23:42,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2023-01-10 22:23:42,208 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-10 22:23:42,210 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Err3ASSERT_VIOLATIONDATA_RACE ======== [2023-01-10 22:23:42,211 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;@4c3c645, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 22:23:42,211 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-10 22:23:42,211 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-10 22:23:42,212 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-10 22:23:42,213 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-10 22:23:42,213 INFO L307 ceAbstractionStarter]: Result for error location thread1Err3ASSERT_VIOLATIONDATA_RACE was SAFE (4/144) [2023-01-10 22:23:42,219 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 22:23:42,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-10 22:23:42,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-10 22:23:42,231 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-10 22:23:42,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2023-01-10 22:23:42,236 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-10 22:23:42,237 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Err4ASSERT_VIOLATIONDATA_RACE ======== [2023-01-10 22:23:42,237 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;@4c3c645, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 22:23:42,237 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-10 22:23:42,238 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-10 22:23:42,238 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-10 22:23:42,239 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-10 22:23:42,239 INFO L307 ceAbstractionStarter]: Result for error location thread1Err4ASSERT_VIOLATIONDATA_RACE was SAFE (5/144) [2023-01-10 22:23:42,249 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 22:23:42,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-10 22:23:42,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-10 22:23:42,253 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-10 22:23:42,254 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (7)] Waiting until timeout for monitored process [2023-01-10 22:23:42,259 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-10 22:23:42,259 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Err5ASSERT_VIOLATIONDATA_RACE ======== [2023-01-10 22:23:42,259 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;@4c3c645, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 22:23:42,260 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations.