./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe009_rmo.opt.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe009_rmo.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9047d35108a9c07c04b519cba211a741bb80887623b2a85c45105c17ca835121 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 07:36:38,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 07:36:38,539 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 07:36:38,586 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 07:36:38,587 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 07:36:38,589 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 07:36:38,591 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 07:36:38,594 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 07:36:38,595 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 07:36:38,599 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 07:36:38,600 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 07:36:38,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 07:36:38,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 07:36:38,604 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 07:36:38,606 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 07:36:38,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 07:36:38,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 07:36:38,610 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 07:36:38,611 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 07:36:38,613 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 07:36:38,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 07:36:38,617 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 07:36:38,617 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 07:36:38,618 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 07:36:38,622 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 07:36:38,624 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 07:36:38,624 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 07:36:38,625 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 07:36:38,626 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 07:36:38,626 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 07:36:38,627 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 07:36:38,627 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 07:36:38,628 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 07:36:38,629 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 07:36:38,630 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 07:36:38,630 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 07:36:38,631 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 07:36:38,631 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 07:36:38,631 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 07:36:38,632 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 07:36:38,632 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 07:36:38,633 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 07:36:38,659 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 07:36:38,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 07:36:38,660 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 07:36:38,661 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 07:36:38,661 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 07:36:38,661 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 07:36:38,662 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 07:36:38,662 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 07:36:38,662 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 07:36:38,662 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 07:36:38,663 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 07:36:38,663 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 07:36:38,663 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 07:36:38,663 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 07:36:38,663 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 07:36:38,664 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 07:36:38,664 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 07:36:38,664 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 07:36:38,664 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 07:36:38,664 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 07:36:38,664 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 07:36:38,664 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 07:36:38,665 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 07:36:38,665 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 07:36:38,665 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 07:36:38,665 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 07:36:38,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 07:36:38,665 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 07:36:38,665 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 07:36:38,666 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 07:36:38,666 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 07:36:38,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 07:36:38,666 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 07:36:38,666 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 07:36:38,666 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 07:36:38,666 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 07:36:38,667 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 07:36:38,667 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9047d35108a9c07c04b519cba211a741bb80887623b2a85c45105c17ca835121 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 07:36:38,898 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 07:36:38,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 07:36:38,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 07:36:38,924 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 07:36:38,924 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 07:36:38,925 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe009_rmo.opt.i [2023-08-29 07:36:40,010 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 07:36:40,206 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 07:36:40,207 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe009_rmo.opt.i [2023-08-29 07:36:40,216 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b380b3dde/a376272c9e784b70b4533dc9cf3a89a5/FLAG47bca91ab [2023-08-29 07:36:40,228 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b380b3dde/a376272c9e784b70b4533dc9cf3a89a5 [2023-08-29 07:36:40,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 07:36:40,231 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 07:36:40,236 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 07:36:40,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 07:36:40,243 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 07:36:40,244 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 07:36:40" (1/1) ... [2023-08-29 07:36:40,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e0e1088 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:36:40, skipping insertion in model container [2023-08-29 07:36:40,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 07:36:40" (1/1) ... [2023-08-29 07:36:40,249 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 07:36:40,306 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 07:36:40,432 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe009_rmo.opt.i[949,962] [2023-08-29 07:36:40,626 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 07:36:40,634 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 07:36:40,649 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe009_rmo.opt.i[949,962] [2023-08-29 07:36:40,718 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 07:36:40,745 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 07:36:40,745 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 07:36:40,750 INFO L208 MainTranslator]: Completed translation [2023-08-29 07:36:40,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:36:40 WrapperNode [2023-08-29 07:36:40,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 07:36:40,751 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 07:36:40,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 07:36:40,752 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 07:36:40,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:36:40" (1/1) ... [2023-08-29 07:36:40,787 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:36:40" (1/1) ... [2023-08-29 07:36:40,825 INFO L138 Inliner]: procedures = 176, calls = 69, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 315 [2023-08-29 07:36:40,828 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 07:36:40,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 07:36:40,832 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 07:36:40,832 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 07:36:40,845 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:36:40" (1/1) ... [2023-08-29 07:36:40,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:36:40" (1/1) ... [2023-08-29 07:36:40,857 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:36:40" (1/1) ... [2023-08-29 07:36:40,857 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:36:40" (1/1) ... [2023-08-29 07:36:40,879 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:36:40" (1/1) ... [2023-08-29 07:36:40,896 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:36:40" (1/1) ... [2023-08-29 07:36:40,900 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:36:40" (1/1) ... [2023-08-29 07:36:40,903 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:36:40" (1/1) ... [2023-08-29 07:36:40,907 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 07:36:40,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 07:36:40,908 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 07:36:40,908 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 07:36:40,925 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:36:40" (1/1) ... [2023-08-29 07:36:40,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 07:36:40,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 07:36:40,978 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) [2023-08-29 07:36:41,016 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 [2023-08-29 07:36:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 07:36:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 07:36:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 07:36:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 07:36:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 07:36:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 07:36:41,040 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-29 07:36:41,040 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-29 07:36:41,040 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-29 07:36:41,040 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-29 07:36:41,040 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-29 07:36:41,040 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-29 07:36:41,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 07:36:41,040 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 07:36:41,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 07:36:41,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 07:36:41,042 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 07:36:41,233 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 07:36:41,235 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 07:36:42,171 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 07:44:27,435 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 07:44:27,435 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 07:44:27,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 07:44:27 BoogieIcfgContainer [2023-08-29 07:44:27,437 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 07:44:27,439 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 07:44:27,439 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 07:44:27,441 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 07:44:27,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 07:36:40" (1/3) ... [2023-08-29 07:44:27,441 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2701aa9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 07:44:27, skipping insertion in model container [2023-08-29 07:44:27,442 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:36:40" (2/3) ... [2023-08-29 07:44:27,442 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2701aa9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 07:44:27, skipping insertion in model container [2023-08-29 07:44:27,442 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 07:44:27" (3/3) ... [2023-08-29 07:44:27,443 INFO L112 eAbstractionObserver]: Analyzing ICFG safe009_rmo.opt.i [2023-08-29 07:44:27,448 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 07:44:27,470 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 07:44:27,471 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 237 error locations. [2023-08-29 07:44:27,471 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 07:45:12,287 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 07:45:12,292 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) 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) [2023-08-29 07:45:12,295 INFO L158 Benchmark]: Toolchain (without parser) took 512063.13ms. Allocated memory was 73.4MB in the beginning and 16.0GB in the end (delta: 15.9GB). Free memory was 42.7MB in the beginning and 11.5GB in the end (delta: -11.4GB). Peak memory consumption was 5.0GB. Max. memory is 16.1GB. [2023-08-29 07:45:12,295 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 73.4MB. Free memory is still 50.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 07:45:12,296 INFO L158 Benchmark]: CACSL2BoogieTranslator took 514.20ms. Allocated memory is still 73.4MB. Free memory was 42.4MB in the beginning and 34.8MB in the end (delta: 7.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-29 07:45:12,296 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.43ms. Allocated memory is still 73.4MB. Free memory was 34.8MB in the beginning and 31.5MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 07:45:12,296 INFO L158 Benchmark]: Boogie Preprocessor took 76.36ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 31.5MB in the beginning and 72.0MB in the end (delta: -40.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 07:45:12,297 INFO L158 Benchmark]: RCFGBuilder took 466529.29ms. Allocated memory was 98.6MB in the beginning and 15.9GB in the end (delta: 15.8GB). Free memory was 72.0MB in the beginning and 12.7GB in the end (delta: -12.6GB). Peak memory consumption was 8.5GB. Max. memory is 16.1GB. [2023-08-29 07:45:12,297 INFO L158 Benchmark]: TraceAbstraction took 44855.02ms. Allocated memory was 15.9GB in the beginning and 16.0GB in the end (delta: 67.1MB). Free memory was 12.7GB in the beginning and 11.5GB in the end (delta: 1.2GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2023-08-29 07:45:12,299 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 73.4MB. Free memory is still 50.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 514.20ms. Allocated memory is still 73.4MB. Free memory was 42.4MB in the beginning and 34.8MB in the end (delta: 7.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.43ms. Allocated memory is still 73.4MB. Free memory was 34.8MB in the beginning and 31.5MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.36ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 31.5MB in the beginning and 72.0MB in the end (delta: -40.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 466529.29ms. Allocated memory was 98.6MB in the beginning and 15.9GB in the end (delta: 15.8GB). Free memory was 72.0MB in the beginning and 12.7GB in the end (delta: -12.6GB). Peak memory consumption was 8.5GB. Max. memory is 16.1GB. * TraceAbstraction took 44855.02ms. Allocated memory was 15.9GB in the beginning and 16.0GB in the end (delta: 67.1MB). Free memory was 12.7GB in the beginning and 11.5GB in the end (delta: 1.2GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-29 07:45:12,529 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2023-08-29 07:45:12,579 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 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe009_rmo.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9047d35108a9c07c04b519cba211a741bb80887623b2a85c45105c17ca835121 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 07:45:14,816 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 07:45:14,818 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 07:45:14,845 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 07:45:14,848 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 07:45:14,851 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 07:45:14,854 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 07:45:14,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 07:45:14,858 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 07:45:14,863 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 07:45:14,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 07:45:14,866 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 07:45:14,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 07:45:14,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 07:45:14,870 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 07:45:14,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 07:45:14,873 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 07:45:14,873 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 07:45:14,875 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 07:45:14,876 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 07:45:14,886 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 07:45:14,890 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 07:45:14,891 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 07:45:14,891 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 07:45:14,893 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 07:45:14,893 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 07:45:14,893 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 07:45:14,894 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 07:45:14,894 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 07:45:14,895 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 07:45:14,895 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 07:45:14,896 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 07:45:14,896 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 07:45:14,897 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 07:45:14,897 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 07:45:14,897 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 07:45:14,898 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 07:45:14,898 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 07:45:14,898 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 07:45:14,899 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 07:45:14,899 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 07:45:14,900 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 07:45:14,930 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 07:45:14,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 07:45:14,932 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 07:45:14,932 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 07:45:14,933 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 07:45:14,933 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 07:45:14,934 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 07:45:14,934 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 07:45:14,934 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 07:45:14,934 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 07:45:14,935 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 07:45:14,935 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 07:45:14,935 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 07:45:14,935 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 07:45:14,935 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 07:45:14,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 07:45:14,936 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 07:45:14,936 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 07:45:14,936 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 07:45:14,936 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 07:45:14,936 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 07:45:14,937 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 07:45:14,937 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 07:45:14,937 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 07:45:14,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 07:45:14,937 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 07:45:14,937 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 07:45:14,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 07:45:14,938 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 07:45:14,938 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 07:45:14,938 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 07:45:14,938 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 07:45:14,938 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 07:45:14,939 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 07:45:14,939 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 07:45:14,939 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 07:45:14,939 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 07:45:14,939 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 07:45:14,939 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 07:45:14,939 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9047d35108a9c07c04b519cba211a741bb80887623b2a85c45105c17ca835121 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 07:45:15,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 07:45:15,188 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 07:45:15,190 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 07:45:15,191 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 07:45:15,191 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 07:45:15,192 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe009_rmo.opt.i [2023-08-29 07:45:16,319 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 07:45:16,511 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 07:45:16,512 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe009_rmo.opt.i [2023-08-29 07:45:16,521 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/681c83673/77991664fa604adaba00dd405cdffb6b/FLAG145fad15a [2023-08-29 07:45:16,532 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/681c83673/77991664fa604adaba00dd405cdffb6b [2023-08-29 07:45:16,534 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 07:45:16,534 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 07:45:16,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 07:45:16,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 07:45:16,538 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 07:45:16,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 07:45:16" (1/1) ... [2023-08-29 07:45:16,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70d4e14b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:45:16, skipping insertion in model container [2023-08-29 07:45:16,539 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 07:45:16" (1/1) ... [2023-08-29 07:45:16,543 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 07:45:16,567 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 07:45:16,662 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe009_rmo.opt.i[949,962] [2023-08-29 07:45:16,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 07:45:16,862 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 07:45:16,878 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe009_rmo.opt.i[949,962] [2023-08-29 07:45:16,946 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 07:45:16,969 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 07:45:16,970 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 07:45:16,974 INFO L208 MainTranslator]: Completed translation [2023-08-29 07:45:16,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:45:16 WrapperNode [2023-08-29 07:45:16,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 07:45:16,976 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 07:45:16,976 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 07:45:16,976 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 07:45:16,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:45:16" (1/1) ... [2023-08-29 07:45:17,000 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:45:16" (1/1) ... [2023-08-29 07:45:17,025 INFO L138 Inliner]: procedures = 180, calls = 69, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 316 [2023-08-29 07:45:17,025 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 07:45:17,026 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 07:45:17,026 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 07:45:17,026 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 07:45:17,032 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:45:16" (1/1) ... [2023-08-29 07:45:17,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:45:16" (1/1) ... [2023-08-29 07:45:17,039 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:45:16" (1/1) ... [2023-08-29 07:45:17,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:45:16" (1/1) ... [2023-08-29 07:45:17,062 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:45:16" (1/1) ... [2023-08-29 07:45:17,068 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:45:16" (1/1) ... [2023-08-29 07:45:17,072 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:45:16" (1/1) ... [2023-08-29 07:45:17,075 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:45:16" (1/1) ... [2023-08-29 07:45:17,080 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 07:45:17,080 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 07:45:17,080 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 07:45:17,080 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 07:45:17,081 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:45:16" (1/1) ... [2023-08-29 07:45:17,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 07:45:17,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 07:45:17,116 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) [2023-08-29 07:45:17,122 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 [2023-08-29 07:45:17,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 07:45:17,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 07:45:17,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 07:45:17,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 07:45:17,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 07:45:17,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 07:45:17,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 07:45:17,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-29 07:45:17,140 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-29 07:45:17,140 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-29 07:45:17,140 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-29 07:45:17,140 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-29 07:45:17,141 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-29 07:45:17,141 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-29 07:45:17,141 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 07:45:17,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 07:45:17,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 07:45:17,142 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 07:45:17,341 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 07:45:17,342 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 07:45:18,513 INFO L277 CfgBuilder]: Performing block encoding Killed by 15