./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-wmm/rfi005.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/rfi005.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 0f51f8e84e29dbf7268818c0bd5364f23c52e80cf2778700bc9afe3da3c44b42 --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 06:37:26,711 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 06:37:26,714 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 06:37:26,758 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 06:37:26,760 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 06:37:26,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 06:37:26,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 06:37:26,768 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 06:37:26,771 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 06:37:26,776 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 06:37:26,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 06:37:26,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 06:37:26,780 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 06:37:26,782 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 06:37:26,785 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 06:37:26,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 06:37:26,792 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 06:37:26,793 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 06:37:26,795 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 06:37:26,797 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 06:37:26,798 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 06:37:26,799 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 06:37:26,800 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 06:37:26,801 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 06:37:26,809 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 06:37:26,809 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 06:37:26,810 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 06:37:26,812 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 06:37:26,812 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 06:37:26,813 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 06:37:26,813 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 06:37:26,819 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 06:37:26,820 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 06:37:26,821 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 06:37:26,822 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 06:37:26,822 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 06:37:26,823 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 06:37:26,823 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 06:37:26,823 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 06:37:26,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 06:37:26,825 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 06:37:26,826 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 06:37:26,863 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 06:37:26,863 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 06:37:26,864 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 06:37:26,864 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 06:37:26,865 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 06:37:26,865 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 06:37:26,866 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 06:37:26,866 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 06:37:26,866 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 06:37:26,867 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 06:37:26,867 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 06:37:26,867 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 06:37:26,868 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 06:37:26,868 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 06:37:26,868 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 06:37:26,868 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 06:37:26,868 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 06:37:26,869 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 06:37:26,869 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 06:37:26,869 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 06:37:26,869 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 06:37:26,869 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 06:37:26,870 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 06:37:26,870 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 06:37:26,870 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 06:37:26,870 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 06:37:26,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 06:37:26,871 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 06:37:26,871 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 06:37:26,871 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 06:37:26,871 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 06:37:26,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 06:37:26,872 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 06:37:26,872 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 06:37:26,872 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 06:37:26,872 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 06:37:26,872 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 06:37:26,873 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f51f8e84e29dbf7268818c0bd5364f23c52e80cf2778700bc9afe3da3c44b42 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 06:37:27,166 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 06:37:27,186 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 06:37:27,188 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 06:37:27,188 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 06:37:27,193 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 06:37:27,194 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi005.i [2023-08-29 06:37:28,425 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 06:37:28,634 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 06:37:28,635 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi005.i [2023-08-29 06:37:28,650 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/450c9d2e3/0d0eb08e5bed40b99094ba718fd66c2e/FLAGdfeb2bdf2 [2023-08-29 06:37:28,668 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/450c9d2e3/0d0eb08e5bed40b99094ba718fd66c2e [2023-08-29 06:37:28,670 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 06:37:28,671 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 06:37:28,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 06:37:28,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 06:37:28,677 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 06:37:28,678 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 06:37:28" (1/1) ... [2023-08-29 06:37:28,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59cdd5ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:37:28, skipping insertion in model container [2023-08-29 06:37:28,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 06:37:28" (1/1) ... [2023-08-29 06:37:28,685 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 06:37:28,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 06:37:28,890 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/rfi005.i[983,996] [2023-08-29 06:37:29,138 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 06:37:29,148 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 06:37:29,157 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/rfi005.i[983,996] [2023-08-29 06:37:29,204 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 06:37:29,231 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 06:37:29,232 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 06:37:29,238 INFO L208 MainTranslator]: Completed translation [2023-08-29 06:37:29,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:37:29 WrapperNode [2023-08-29 06:37:29,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 06:37:29,239 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 06:37:29,239 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 06:37:29,240 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 06:37:29,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:37:29" (1/1) ... [2023-08-29 06:37:29,275 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:37:29" (1/1) ... [2023-08-29 06:37:29,325 INFO L138 Inliner]: procedures = 175, calls = 48, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1440 [2023-08-29 06:37:29,325 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 06:37:29,326 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 06:37:29,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 06:37:29,326 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 06:37:29,334 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:37:29" (1/1) ... [2023-08-29 06:37:29,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:37:29" (1/1) ... [2023-08-29 06:37:29,357 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:37:29" (1/1) ... [2023-08-29 06:37:29,358 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:37:29" (1/1) ... [2023-08-29 06:37:29,381 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:37:29" (1/1) ... [2023-08-29 06:37:29,391 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:37:29" (1/1) ... [2023-08-29 06:37:29,396 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:37:29" (1/1) ... [2023-08-29 06:37:29,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:37:29" (1/1) ... [2023-08-29 06:37:29,410 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 06:37:29,411 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 06:37:29,412 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 06:37:29,412 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 06:37:29,413 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:37:29" (1/1) ... [2023-08-29 06:37:29,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 06:37:29,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 06:37:29,441 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 06:37:29,483 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 06:37:29,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 06:37:29,497 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 06:37:29,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 06:37:29,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 06:37:29,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 06:37:29,498 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-29 06:37:29,498 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-29 06:37:29,498 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-29 06:37:29,498 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-29 06:37:29,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 06:37:29,498 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 06:37:29,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 06:37:29,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 06:37:29,501 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 06:37:29,752 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 06:37:29,753 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 06:37:31,314 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 06:46:45,593 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 06:46:45,594 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 06:46:45,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 06:46:45 BoogieIcfgContainer [2023-08-29 06:46:45,609 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 06:46:45,611 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 06:46:45,611 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 06:46:45,614 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 06:46:45,614 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 06:37:28" (1/3) ... [2023-08-29 06:46:45,615 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cddbadc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 06:46:45, skipping insertion in model container [2023-08-29 06:46:45,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:37:29" (2/3) ... [2023-08-29 06:46:45,615 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cddbadc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 06:46:45, skipping insertion in model container [2023-08-29 06:46:45,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 06:46:45" (3/3) ... [2023-08-29 06:46:45,617 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi005.i [2023-08-29 06:46:45,642 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 06:46:45,651 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 06:46:45,652 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 388 error locations. [2023-08-29 06:46:45,652 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 06:47:24,039 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 06:47:24,045 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 06:47:24,403 INFO L158 Benchmark]: Toolchain (without parser) took 595380.53ms. Allocated memory was 60.8MB in the beginning and 16.1GB in the end (delta: 16.0GB). Free memory was 28.1MB in the beginning and 12.4GB in the end (delta: -12.4GB). Peak memory consumption was 3.9GB. Max. memory is 16.1GB. [2023-08-29 06:47:24,403 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 50.3MB. Free memory was 28.7MB in the beginning and 28.7MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 06:47:24,404 INFO L158 Benchmark]: CACSL2BoogieTranslator took 564.20ms. Allocated memory is still 60.8MB. Free memory was 27.8MB in the beginning and 25.6MB in the end (delta: 2.2MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2023-08-29 06:47:24,404 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.13ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 25.6MB in the beginning and 54.6MB in the end (delta: -28.9MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. [2023-08-29 06:47:24,405 INFO L158 Benchmark]: Boogie Preprocessor took 84.84ms. Allocated memory is still 81.8MB. Free memory was 54.6MB in the beginning and 48.6MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 06:47:24,405 INFO L158 Benchmark]: RCFGBuilder took 556197.63ms. Allocated memory was 81.8MB in the beginning and 16.1GB in the end (delta: 16.0GB). Free memory was 48.6MB in the beginning and 13.7GB in the end (delta: -13.7GB). Peak memory consumption was 10.5GB. Max. memory is 16.1GB. [2023-08-29 06:47:24,406 INFO L158 Benchmark]: TraceAbstraction took 38440.49ms. Allocated memory was 16.1GB in the beginning and 16.1GB in the end (delta: 31.5MB). Free memory was 13.7GB in the beginning and 12.4GB in the end (delta: 1.3GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2023-08-29 06:47:24,430 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 50.3MB. Free memory was 28.7MB in the beginning and 28.7MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 564.20ms. Allocated memory is still 60.8MB. Free memory was 27.8MB in the beginning and 25.6MB in the end (delta: 2.2MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.13ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 25.6MB in the beginning and 54.6MB in the end (delta: -28.9MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.84ms. Allocated memory is still 81.8MB. Free memory was 54.6MB in the beginning and 48.6MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 556197.63ms. Allocated memory was 81.8MB in the beginning and 16.1GB in the end (delta: 16.0GB). Free memory was 48.6MB in the beginning and 13.7GB in the end (delta: -13.7GB). Peak memory consumption was 10.5GB. Max. memory is 16.1GB. * TraceAbstraction took 38440.49ms. Allocated memory was 16.1GB in the beginning and 16.1GB in the end (delta: 31.5MB). Free memory was 13.7GB in the beginning and 12.4GB in the end (delta: 1.3GB). Peak memory consumption was 1.6GB. 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 06:47:24,701 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 06:47:24,730 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/rfi005.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 0f51f8e84e29dbf7268818c0bd5364f23c52e80cf2778700bc9afe3da3c44b42 --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 06:47:40,912 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 06:47:40,915 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 06:47:40,961 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 06:47:40,962 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 06:47:40,963 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 06:47:40,964 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 06:47:40,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 06:47:40,966 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 06:47:40,972 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 06:47:40,973 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 06:47:40,976 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 06:47:40,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 06:47:40,978 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 06:47:40,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 06:47:40,983 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 06:47:40,983 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 06:47:40,985 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 06:47:40,987 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 06:47:40,990 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 06:47:40,992 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 06:47:40,992 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 06:47:40,993 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 06:47:40,994 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 06:47:41,001 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 06:47:41,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 06:47:41,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 06:47:41,003 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 06:47:41,003 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 06:47:41,004 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 06:47:41,004 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 06:47:41,006 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 06:47:41,007 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 06:47:41,008 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 06:47:41,009 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 06:47:41,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 06:47:41,009 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 06:47:41,010 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 06:47:41,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 06:47:41,010 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 06:47:41,011 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 06:47:41,012 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 06:47:41,037 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 06:47:41,037 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 06:47:41,038 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 06:47:41,038 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 06:47:41,039 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 06:47:41,039 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 06:47:41,039 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 06:47:41,040 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 06:47:41,040 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 06:47:41,040 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 06:47:41,041 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 06:47:41,041 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 06:47:41,041 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 06:47:41,041 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 06:47:41,041 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 06:47:41,042 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 06:47:41,042 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 06:47:41,042 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 06:47:41,042 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 06:47:41,042 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 06:47:41,042 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 06:47:41,043 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 06:47:41,043 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 06:47:41,043 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 06:47:41,043 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 06:47:41,043 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 06:47:41,044 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 06:47:41,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 06:47:41,044 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 06:47:41,044 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 06:47:41,044 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 06:47:41,044 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 06:47:41,045 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 06:47:41,045 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 06:47:41,045 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 06:47:41,045 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 06:47:41,045 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 06:47:41,046 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 06:47:41,046 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 06:47:41,046 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f51f8e84e29dbf7268818c0bd5364f23c52e80cf2778700bc9afe3da3c44b42 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 06:47:41,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 06:47:41,364 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 06:47:41,367 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 06:47:41,368 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 06:47:41,368 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 06:47:41,370 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi005.i [2023-08-29 06:47:42,673 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 06:47:42,960 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 06:47:42,961 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi005.i [2023-08-29 06:47:42,982 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a37e52cae/6f1e0dd048cc472fb07b04d82a44b274/FLAGb03b85f6e [2023-08-29 06:47:42,992 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a37e52cae/6f1e0dd048cc472fb07b04d82a44b274 [2023-08-29 06:47:42,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 06:47:42,995 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 06:47:42,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 06:47:42,996 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 06:47:43,000 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 06:47:43,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 06:47:42" (1/1) ... [2023-08-29 06:47:43,003 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1715968e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:43, skipping insertion in model container [2023-08-29 06:47:43,004 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 06:47:42" (1/1) ... [2023-08-29 06:47:43,009 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 06:47:43,071 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 06:47:43,193 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/rfi005.i[983,996] [2023-08-29 06:47:43,422 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 06:47:43,434 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 06:47:43,444 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/rfi005.i[983,996] [2023-08-29 06:47:43,526 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 06:47:43,584 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 06:47:43,584 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 06:47:43,590 INFO L208 MainTranslator]: Completed translation [2023-08-29 06:47:43,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:43 WrapperNode [2023-08-29 06:47:43,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 06:47:43,592 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 06:47:43,593 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 06:47:43,593 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 06:47:43,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:43" (1/1) ... [2023-08-29 06:47:43,645 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:43" (1/1) ... [2023-08-29 06:47:43,711 INFO L138 Inliner]: procedures = 178, calls = 48, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1441 [2023-08-29 06:47:43,711 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 06:47:43,712 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 06:47:43,712 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 06:47:43,712 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 06:47:43,719 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:43" (1/1) ... [2023-08-29 06:47:43,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:43" (1/1) ... [2023-08-29 06:47:43,731 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:43" (1/1) ... [2023-08-29 06:47:43,734 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:43" (1/1) ... [2023-08-29 06:47:43,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:43" (1/1) ... [2023-08-29 06:47:43,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:43" (1/1) ... [2023-08-29 06:47:43,796 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:43" (1/1) ... [2023-08-29 06:47:43,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:43" (1/1) ... [2023-08-29 06:47:43,809 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 06:47:43,810 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 06:47:43,811 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 06:47:43,811 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 06:47:43,811 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:43" (1/1) ... [2023-08-29 06:47:43,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 06:47:43,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 06:47:43,841 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 06:47:43,851 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 06:47:43,873 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 06:47:43,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 06:47:43,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 06:47:43,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 06:47:43,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 06:47:43,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 06:47:43,874 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-29 06:47:43,874 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-29 06:47:43,874 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-29 06:47:43,874 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-29 06:47:43,874 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 06:47:43,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 06:47:43,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 06:47:43,877 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 06:47:44,077 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 06:47:44,079 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 06:47:45,781 INFO L277 CfgBuilder]: Performing block encoding Killed by 15