./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix002.oepc.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/mix002.oepc.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 e77d530bbfcfe22638f8b89e94c23e25f591d8037158e571482779188378fc47 --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 04:00:57,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 04:00:57,963 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 04:00:58,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 04:00:58,011 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 04:00:58,014 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 04:00:58,016 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 04:00:58,019 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 04:00:58,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 04:00:58,025 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 04:00:58,026 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 04:00:58,028 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 04:00:58,029 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 04:00:58,031 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 04:00:58,032 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 04:00:58,037 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 04:00:58,038 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 04:00:58,039 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 04:00:58,041 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 04:00:58,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 04:00:58,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 04:00:58,048 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 04:00:58,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 04:00:58,050 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 04:00:58,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 04:00:58,055 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 04:00:58,055 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 04:00:58,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 04:00:58,056 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 04:00:58,057 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 04:00:58,057 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 04:00:58,063 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 04:00:58,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 04:00:58,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 04:00:58,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 04:00:58,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 04:00:58,067 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 04:00:58,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 04:00:58,068 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 04:00:58,068 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 04:00:58,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 04:00:58,071 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 04:00:58,113 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 04:00:58,113 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 04:00:58,114 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 04:00:58,115 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 04:00:58,116 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 04:00:58,116 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 04:00:58,116 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 04:00:58,117 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 04:00:58,117 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 04:00:58,117 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 04:00:58,118 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 04:00:58,118 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 04:00:58,118 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 04:00:58,118 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 04:00:58,119 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 04:00:58,119 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 04:00:58,119 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 04:00:58,119 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 04:00:58,119 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 04:00:58,120 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 04:00:58,120 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 04:00:58,120 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 04:00:58,120 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 04:00:58,120 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 04:00:58,121 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 04:00:58,121 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 04:00:58,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 04:00:58,121 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 04:00:58,121 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 04:00:58,122 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 04:00:58,122 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 04:00:58,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 04:00:58,122 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 04:00:58,123 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 04:00:58,123 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 04:00:58,123 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 04:00:58,123 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 04:00:58,123 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e77d530bbfcfe22638f8b89e94c23e25f591d8037158e571482779188378fc47 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 04:00:58,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 04:00:58,477 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 04:00:58,480 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 04:00:58,481 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 04:00:58,481 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 04:00:58,483 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix002.oepc.i [2023-08-29 04:00:59,639 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 04:00:59,942 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 04:00:59,943 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix002.oepc.i [2023-08-29 04:00:59,959 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8520e285e/2a9ee46fbe5b4482b7be170137468083/FLAG01f7f2009 [2023-08-29 04:00:59,973 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8520e285e/2a9ee46fbe5b4482b7be170137468083 [2023-08-29 04:00:59,976 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 04:00:59,977 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 04:00:59,980 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 04:00:59,980 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 04:00:59,983 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 04:00:59,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:00:59" (1/1) ... [2023-08-29 04:00:59,986 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27a50ca7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:59, skipping insertion in model container [2023-08-29 04:00:59,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:00:59" (1/1) ... [2023-08-29 04:00:59,992 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 04:01:00,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 04:01:00,219 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/mix002.oepc.i[945,958] [2023-08-29 04:01:00,459 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 04:01:00,469 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 04:01:00,479 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/mix002.oepc.i[945,958] [2023-08-29 04:01:00,546 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 04:01:00,581 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 04:01:00,582 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 04:01:00,588 INFO L208 MainTranslator]: Completed translation [2023-08-29 04:01:00,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:01:00 WrapperNode [2023-08-29 04:01:00,589 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 04:01:00,590 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 04:01:00,590 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 04:01:00,590 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 04:01:00,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:01:00" (1/1) ... [2023-08-29 04:01:00,625 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:01:00" (1/1) ... [2023-08-29 04:01:00,683 INFO L138 Inliner]: procedures = 176, calls = 62, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 523 [2023-08-29 04:01:00,683 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 04:01:00,684 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 04:01:00,684 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 04:01:00,684 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 04:01:00,703 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:01:00" (1/1) ... [2023-08-29 04:01:00,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:01:00" (1/1) ... [2023-08-29 04:01:00,710 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:01:00" (1/1) ... [2023-08-29 04:01:00,710 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:01:00" (1/1) ... [2023-08-29 04:01:00,734 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:01:00" (1/1) ... [2023-08-29 04:01:00,741 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:01:00" (1/1) ... [2023-08-29 04:01:00,745 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:01:00" (1/1) ... [2023-08-29 04:01:00,750 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:01:00" (1/1) ... [2023-08-29 04:01:00,777 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 04:01:00,778 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 04:01:00,778 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 04:01:00,778 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 04:01:00,779 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:01:00" (1/1) ... [2023-08-29 04:01:00,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 04:01:00,797 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 04:01:00,811 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 04:01:00,837 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 04:01:00,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 04:01:00,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 04:01:00,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 04:01:00,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 04:01:00,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 04:01:00,853 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-29 04:01:00,853 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-29 04:01:00,853 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-29 04:01:00,853 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-29 04:01:00,853 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-29 04:01:00,853 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-29 04:01:00,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 04:01:00,854 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 04:01:00,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 04:01:00,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 04:01:00,856 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 04:01:01,089 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 04:01:01,097 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 04:01:02,433 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 04:10:11,360 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 04:10:11,361 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 04:10:11,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:10:11 BoogieIcfgContainer [2023-08-29 04:10:11,363 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 04:10:11,365 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 04:10:11,365 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 04:10:11,368 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 04:10:11,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 04:00:59" (1/3) ... [2023-08-29 04:10:11,369 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d6ffca4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:10:11, skipping insertion in model container [2023-08-29 04:10:11,369 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:01:00" (2/3) ... [2023-08-29 04:10:11,369 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d6ffca4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:10:11, skipping insertion in model container [2023-08-29 04:10:11,369 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:10:11" (3/3) ... [2023-08-29 04:10:11,370 INFO L112 eAbstractionObserver]: Analyzing ICFG mix002.oepc.i [2023-08-29 04:10:11,378 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 04:10:11,386 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 04:10:11,387 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 255 error locations. [2023-08-29 04:10:11,387 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 04:10:36,176 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 04:10:36,184 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 04:10:36,192 INFO L158 Benchmark]: Toolchain (without parser) took 576213.76ms. Allocated memory was 71.3MB in the beginning and 14.8GB in the end (delta: 14.7GB). Free memory was 47.0MB in the beginning and 12.3GB in the end (delta: -12.2GB). Peak memory consumption was 2.7GB. Max. memory is 16.1GB. [2023-08-29 04:10:36,192 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 71.3MB. Free memory was 49.7MB in the beginning and 49.6MB in the end (delta: 46.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 04:10:36,193 INFO L158 Benchmark]: CACSL2BoogieTranslator took 609.35ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 46.8MB in the beginning and 60.4MB in the end (delta: -13.6MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2023-08-29 04:10:36,194 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.94ms. Allocated memory is still 90.2MB. Free memory was 60.4MB in the beginning and 56.8MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 04:10:36,194 INFO L158 Benchmark]: Boogie Preprocessor took 93.34ms. Allocated memory is still 90.2MB. Free memory was 56.8MB in the beginning and 52.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 04:10:36,195 INFO L158 Benchmark]: RCFGBuilder took 550585.44ms. Allocated memory was 90.2MB in the beginning and 13.7GB in the end (delta: 13.6GB). Free memory was 52.5MB in the beginning and 11.9GB in the end (delta: -11.8GB). Peak memory consumption was 6.9GB. Max. memory is 16.1GB. [2023-08-29 04:10:36,195 INFO L158 Benchmark]: TraceAbstraction took 24825.23ms. Allocated memory was 13.7GB in the beginning and 14.8GB in the end (delta: 1.0GB). Free memory was 11.9GB in the beginning and 12.3GB in the end (delta: -401.6MB). Peak memory consumption was 868.2MB. Max. memory is 16.1GB. [2023-08-29 04:10:36,203 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 71.3MB. Free memory was 49.7MB in the beginning and 49.6MB in the end (delta: 46.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 609.35ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 46.8MB in the beginning and 60.4MB in the end (delta: -13.6MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.94ms. Allocated memory is still 90.2MB. Free memory was 60.4MB in the beginning and 56.8MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 93.34ms. Allocated memory is still 90.2MB. Free memory was 56.8MB in the beginning and 52.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 550585.44ms. Allocated memory was 90.2MB in the beginning and 13.7GB in the end (delta: 13.6GB). Free memory was 52.5MB in the beginning and 11.9GB in the end (delta: -11.8GB). Peak memory consumption was 6.9GB. Max. memory is 16.1GB. * TraceAbstraction took 24825.23ms. Allocated memory was 13.7GB in the beginning and 14.8GB in the end (delta: 1.0GB). Free memory was 11.9GB in the beginning and 12.3GB in the end (delta: -401.6MB). Peak memory consumption was 868.2MB. 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 04:10:36,449 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 04:10:36,473 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/mix002.oepc.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 e77d530bbfcfe22638f8b89e94c23e25f591d8037158e571482779188378fc47 --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 04:10:38,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 04:10:38,847 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 04:10:38,897 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 04:10:38,897 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 04:10:38,901 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 04:10:38,903 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 04:10:38,906 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 04:10:38,908 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 04:10:38,915 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 04:10:38,916 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 04:10:38,918 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 04:10:38,918 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 04:10:38,920 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 04:10:38,921 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 04:10:38,925 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 04:10:38,929 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 04:10:38,930 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 04:10:38,932 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 04:10:38,934 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 04:10:38,941 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 04:10:38,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 04:10:38,944 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 04:10:38,945 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 04:10:38,951 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 04:10:38,952 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 04:10:38,952 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 04:10:38,954 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 04:10:38,954 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 04:10:38,955 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 04:10:38,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 04:10:38,957 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 04:10:38,959 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 04:10:38,959 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 04:10:38,961 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 04:10:38,961 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 04:10:38,961 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 04:10:38,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 04:10:38,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 04:10:38,963 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 04:10:38,963 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 04:10:38,965 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 04:10:39,002 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 04:10:39,002 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 04:10:39,003 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 04:10:39,004 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 04:10:39,005 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 04:10:39,005 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 04:10:39,005 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 04:10:39,005 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 04:10:39,006 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 04:10:39,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 04:10:39,007 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 04:10:39,007 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 04:10:39,007 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 04:10:39,007 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 04:10:39,008 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 04:10:39,008 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 04:10:39,008 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 04:10:39,008 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 04:10:39,008 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 04:10:39,009 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 04:10:39,009 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 04:10:39,009 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 04:10:39,009 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 04:10:39,009 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 04:10:39,010 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 04:10:39,010 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 04:10:39,010 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 04:10:39,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 04:10:39,010 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 04:10:39,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 04:10:39,011 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 04:10:39,011 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 04:10:39,011 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 04:10:39,012 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 04:10:39,012 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 04:10:39,012 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 04:10:39,012 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 04:10:39,012 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 04:10:39,013 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 04:10:39,013 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e77d530bbfcfe22638f8b89e94c23e25f591d8037158e571482779188378fc47 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 04:10:39,315 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 04:10:39,332 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 04:10:39,335 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 04:10:39,336 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 04:10:39,336 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 04:10:39,338 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix002.oepc.i [2023-08-29 04:10:40,439 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 04:10:40,737 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 04:10:40,738 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix002.oepc.i [2023-08-29 04:10:40,750 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fedea7401/20be92e1fc054a5db076b81e9b00a67e/FLAG34d893e19 [2023-08-29 04:10:40,766 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fedea7401/20be92e1fc054a5db076b81e9b00a67e [2023-08-29 04:10:40,768 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 04:10:40,769 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 04:10:40,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 04:10:40,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 04:10:40,774 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 04:10:40,774 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:10:40" (1/1) ... [2023-08-29 04:10:40,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fbaeffe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:10:40, skipping insertion in model container [2023-08-29 04:10:40,775 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:10:40" (1/1) ... [2023-08-29 04:10:40,782 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 04:10:40,825 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 04:10:41,005 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/mix002.oepc.i[945,958] [2023-08-29 04:10:41,269 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 04:10:41,283 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 04:10:41,319 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/mix002.oepc.i[945,958] [2023-08-29 04:10:41,370 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 04:10:41,397 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 04:10:41,398 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 04:10:41,403 INFO L208 MainTranslator]: Completed translation [2023-08-29 04:10:41,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:10:41 WrapperNode [2023-08-29 04:10:41,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 04:10:41,405 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 04:10:41,405 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 04:10:41,405 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 04:10:41,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:10:41" (1/1) ... [2023-08-29 04:10:41,451 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:10:41" (1/1) ... [2023-08-29 04:10:41,494 INFO L138 Inliner]: procedures = 179, calls = 62, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 524 [2023-08-29 04:10:41,494 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 04:10:41,495 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 04:10:41,495 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 04:10:41,495 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 04:10:41,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:10:41" (1/1) ... [2023-08-29 04:10:41,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:10:41" (1/1) ... [2023-08-29 04:10:41,508 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:10:41" (1/1) ... [2023-08-29 04:10:41,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:10:41" (1/1) ... [2023-08-29 04:10:41,524 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:10:41" (1/1) ... [2023-08-29 04:10:41,530 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:10:41" (1/1) ... [2023-08-29 04:10:41,534 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:10:41" (1/1) ... [2023-08-29 04:10:41,537 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:10:41" (1/1) ... [2023-08-29 04:10:41,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 04:10:41,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 04:10:41,544 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 04:10:41,544 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 04:10:41,544 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:10:41" (1/1) ... [2023-08-29 04:10:41,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 04:10:41,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 04:10:41,570 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 04:10:41,605 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 04:10:41,613 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 04:10:41,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 04:10:41,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 04:10:41,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 04:10:41,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 04:10:41,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 04:10:41,622 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-29 04:10:41,622 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-29 04:10:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-29 04:10:41,623 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-29 04:10:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-29 04:10:41,623 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-29 04:10:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 04:10:41,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 04:10:41,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 04:10:41,626 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 04:10:41,850 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 04:10:41,851 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 04:10:43,077 INFO L277 CfgBuilder]: Performing block encoding Killed by 15