/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/SleepMap-ConcreteSmt-VarAbsGlobalSmt.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/chl-array-int-trans.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.dpor-d6e1636 [2023-01-11 03:29:36,711 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-01-11 03:29:36,713 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-01-11 03:29:36,734 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-01-11 03:29:36,748 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-01-11 03:29:36,752 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-01-11 03:29:36,753 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-01-11 03:29:36,754 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-01-11 03:29:36,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-01-11 03:29:36,755 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-01-11 03:29:36,756 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-01-11 03:29:36,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-01-11 03:29:36,761 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-01-11 03:29:36,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-01-11 03:29:36,762 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-01-11 03:29:36,763 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-01-11 03:29:36,770 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-01-11 03:29:36,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-01-11 03:29:36,779 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-01-11 03:29:36,779 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-01-11 03:29:36,780 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/SleepMap-ConcreteSmt-VarAbsGlobalSmt.epf [2023-01-11 03:29:36,797 INFO L113 SettingsManager]: Loading preferences was successful [2023-01-11 03:29:36,797 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-01-11 03:29:36,797 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-01-11 03:29:36,797 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-01-11 03:29:36,798 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-01-11 03:29:36,798 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-01-11 03:29:36,798 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-01-11 03:29:36,799 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-01-11 03:29:36,799 INFO L138 SettingsManager]: * Use SBE=true [2023-01-11 03:29:36,799 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-01-11 03:29:36,799 INFO L138 SettingsManager]: * sizeof long=4 [2023-01-11 03:29:36,799 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-01-11 03:29:36,799 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-01-11 03:29:36,799 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-01-11 03:29:36,800 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-01-11 03:29:36,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-01-11 03:29:36,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-01-11 03:29:36,800 INFO L138 SettingsManager]: * sizeof long double=12 [2023-01-11 03:29:36,800 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-01-11 03:29:36,800 INFO L138 SettingsManager]: * Use constant arrays=true [2023-01-11 03:29:36,800 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-01-11 03:29:36,800 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-01-11 03:29:36,801 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-01-11 03:29:36,801 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-01-11 03:29:36,801 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-01-11 03:29:36,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-11 03:29:36,801 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-01-11 03:29:36,801 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-01-11 03:29:36,801 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-01-11 03:29:36,801 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-01-11 03:29:36,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-01-11 03:29:36,802 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-01-11 03:29:36,802 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-01-11 03:29:36,802 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-01-11 03:29:36,802 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-01-11 03:29:36,802 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2023-01-11 03:29:36,802 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2023-01-11 03:29:36,802 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-01-11 03:29:36,803 INFO L138 SettingsManager]: * Number of independence relations to use for POR=2 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2023-01-11 03:29:36,963 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-01-11 03:29:36,978 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-01-11 03:29:36,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-01-11 03:29:36,981 INFO L271 PluginConnector]: Initializing CDTParser... [2023-01-11 03:29:36,981 INFO L275 PluginConnector]: CDTParser initialized [2023-01-11 03:29:36,982 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-array-int-trans.wvr.c [2023-01-11 03:29:38,121 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-01-11 03:29:38,277 INFO L351 CDTParser]: Found 1 translation units. [2023-01-11 03:29:38,277 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-array-int-trans.wvr.c [2023-01-11 03:29:38,283 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f667a039/0407c16409874faa80f9a99b8a2c0ef2/FLAG3ab28e520 [2023-01-11 03:29:38,299 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f667a039/0407c16409874faa80f9a99b8a2c0ef2 [2023-01-11 03:29:38,301 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-01-11 03:29:38,302 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-01-11 03:29:38,318 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-01-11 03:29:38,318 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-01-11 03:29:38,321 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-01-11 03:29:38,321 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.01 03:29:38" (1/1) ... [2023-01-11 03:29:38,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@165b6bd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:29:38, skipping insertion in model container [2023-01-11 03:29:38,328 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.01 03:29:38" (1/1) ... [2023-01-11 03:29:38,348 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-01-11 03:29:38,367 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-01-11 03:29:38,620 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/chl-array-int-trans.wvr.c[2728,2741] [2023-01-11 03:29:38,625 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-11 03:29:38,632 INFO L203 MainTranslator]: Completed pre-run [2023-01-11 03:29:38,661 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/chl-array-int-trans.wvr.c[2728,2741] [2023-01-11 03:29:38,664 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-11 03:29:38,674 INFO L208 MainTranslator]: Completed translation [2023-01-11 03:29:38,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:29:38 WrapperNode [2023-01-11 03:29:38,674 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-01-11 03:29:38,675 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-01-11 03:29:38,675 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-01-11 03:29:38,675 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-01-11 03:29:38,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:29:38" (1/1) ... [2023-01-11 03:29:38,716 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:29:38" (1/1) ... [2023-01-11 03:29:38,748 INFO L138 Inliner]: procedures = 26, calls = 49, calls flagged for inlining = 13, calls inlined = 21, statements flattened = 510 [2023-01-11 03:29:38,748 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-01-11 03:29:38,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-01-11 03:29:38,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-01-11 03:29:38,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-01-11 03:29:38,767 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:29:38" (1/1) ... [2023-01-11 03:29:38,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:29:38" (1/1) ... [2023-01-11 03:29:38,773 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:29:38" (1/1) ... [2023-01-11 03:29:38,773 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:29:38" (1/1) ... [2023-01-11 03:29:38,788 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:29:38" (1/1) ... [2023-01-11 03:29:38,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:29:38" (1/1) ... [2023-01-11 03:29:38,793 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:29:38" (1/1) ... [2023-01-11 03:29:38,795 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:29:38" (1/1) ... [2023-01-11 03:29:38,798 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-01-11 03:29:38,799 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-01-11 03:29:38,799 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-01-11 03:29:38,799 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-01-11 03:29:38,799 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:29:38" (1/1) ... [2023-01-11 03:29:38,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-11 03:29:38,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 03:29:38,869 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) [2023-01-11 03:29:38,938 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 [2023-01-11 03:29:38,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-01-11 03:29:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-01-11 03:29:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-01-11 03:29:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-01-11 03:29:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-01-11 03:29:38,963 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-01-11 03:29:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-01-11 03:29:38,963 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-01-11 03:29:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-01-11 03:29:38,963 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-01-11 03:29:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-01-11 03:29:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-01-11 03:29:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-01-11 03:29:38,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-01-11 03:29:38,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-01-11 03:29:38,965 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-01-11 03:29:39,047 INFO L236 CfgBuilder]: Building ICFG [2023-01-11 03:29:39,051 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-01-11 03:29:39,775 INFO L277 CfgBuilder]: Performing block encoding [2023-01-11 03:29:39,790 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-01-11 03:29:39,790 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-01-11 03:29:39,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 03:29:39 BoogieIcfgContainer [2023-01-11 03:29:39,793 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-01-11 03:29:39,795 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-01-11 03:29:39,795 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-01-11 03:29:39,797 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-01-11 03:29:39,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.01 03:29:38" (1/3) ... [2023-01-11 03:29:39,798 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48bea86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.01 03:29:39, skipping insertion in model container [2023-01-11 03:29:39,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:29:38" (2/3) ... [2023-01-11 03:29:39,799 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48bea86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.01 03:29:39, skipping insertion in model container [2023-01-11 03:29:39,799 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 03:29:39" (3/3) ... [2023-01-11 03:29:39,800 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-array-int-trans.wvr.c [2023-01-11 03:29:39,805 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-01-11 03:29:39,811 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-01-11 03:29:39,811 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 60 error locations. [2023-01-11 03:29:39,811 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-01-11 03:29:39,938 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-01-11 03:29:39,983 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 03:29:39,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 03:29:39,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 03:29:39,990 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) [2023-01-11 03:29:40,007 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 [2023-01-11 03:29:40,021 INFO L100 denceProviderFactory]: Independence Relation #2: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 03:29:40,027 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 2 independence relations. [2023-01-11 03:29:40,028 WARN L167 artialOrderCegarLoop]: Attention: Unsuitable combinations of independence relations may be unsound! [2023-01-11 03:29:40,028 WARN L168 artialOrderCegarLoop]: Only combine independence relations if you are sure the combination is sound. [2023-01-11 03:29:40,033 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Err0ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 03:29:40,037 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;@690ad7e1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 03:29:40,037 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 03:29:40,041 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-11 03:29:40,042 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PartialOrderReductionFacade$SleepBlockedStatistics.computeSleepBlocked(PartialOrderReductionFacade.java:493) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PartialOrderReductionFacade$SleepBlockedStatistics.(PartialOrderReductionFacade.java:485) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PartialOrderReductionFacade.apply(PartialOrderReductionFacade.java:335) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.isAbstractionEmpty(PartialOrderCegarLoop.java:292) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.computeInitialAbstraction(AbstractCegarLoop.java:404) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:365) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-01-11 03:29:40,056 INFO L158 Benchmark]: Toolchain (without parser) took 1742.38ms. Allocated memory is still 170.9MB. Free memory was 128.5MB in the beginning and 73.7MB in the end (delta: 54.8MB). Peak memory consumption was 55.9MB. Max. memory is 8.0GB. [2023-01-11 03:29:40,057 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 170.9MB. Free memory is still 125.4MB. There was no memory consumed. Max. memory is 8.0GB. [2023-01-11 03:29:40,057 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.31ms. Allocated memory is still 170.9MB. Free memory was 128.2MB in the beginning and 114.8MB in the end (delta: 13.3MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2023-01-11 03:29:40,058 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.19ms. Allocated memory is still 170.9MB. Free memory was 114.5MB in the beginning and 110.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-01-11 03:29:40,058 INFO L158 Benchmark]: Boogie Preprocessor took 49.81ms. Allocated memory is still 170.9MB. Free memory was 110.3MB in the beginning and 106.5MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-01-11 03:29:40,058 INFO L158 Benchmark]: RCFGBuilder took 994.11ms. Allocated memory is still 170.9MB. Free memory was 106.1MB in the beginning and 115.1MB in the end (delta: -9.0MB). Peak memory consumption was 24.5MB. Max. memory is 8.0GB. [2023-01-11 03:29:40,059 INFO L158 Benchmark]: TraceAbstraction took 249.62ms. Allocated memory is still 170.9MB. Free memory was 114.1MB in the beginning and 73.7MB in the end (delta: 40.4MB). Peak memory consumption was 40.9MB. Max. memory is 8.0GB. [2023-01-11 03:29:40,061 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 170.9MB. Free memory is still 125.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 356.31ms. Allocated memory is still 170.9MB. Free memory was 128.2MB in the beginning and 114.8MB in the end (delta: 13.3MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 73.19ms. Allocated memory is still 170.9MB. Free memory was 114.5MB in the beginning and 110.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 49.81ms. Allocated memory is still 170.9MB. Free memory was 110.3MB in the beginning and 106.5MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 994.11ms. Allocated memory is still 170.9MB. Free memory was 106.1MB in the beginning and 115.1MB in the end (delta: -9.0MB). Peak memory consumption was 24.5MB. Max. memory is 8.0GB. * TraceAbstraction took 249.62ms. Allocated memory is still 170.9MB. Free memory was 114.1MB in the beginning and 73.7MB in the end (delta: 40.4MB). Peak memory consumption was 40.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PartialOrderReductionFacade$SleepBlockedStatistics.computeSleepBlocked(PartialOrderReductionFacade.java:493) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-01-11 03:29:40,070 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2023-01-11 03:29:40,277 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...