./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe015_rmo.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/safe015_rmo.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 fa1630ab5b9ca06d45588653daa6fff0d3a2fbd0851a9f5c3999782c5c51eba5 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 07:59:02,514 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 07:59:02,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 07:59:02,562 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 07:59:02,563 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 07:59:02,566 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 07:59:02,567 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 07:59:02,570 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 07:59:02,571 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 07:59:02,576 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 07:59:02,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 07:59:02,579 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 07:59:02,580 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 07:59:02,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 07:59:02,583 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 07:59:02,590 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 07:59:02,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 07:59:02,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 07:59:02,594 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 07:59:02,600 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 07:59:02,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 07:59:02,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 07:59:02,613 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 07:59:02,613 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 07:59:02,620 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 07:59:02,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 07:59:02,621 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 07:59:02,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 07:59:02,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 07:59:02,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 07:59:02,624 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 07:59:02,626 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 07:59:02,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 07:59:02,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 07:59:02,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 07:59:02,629 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 07:59:02,630 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 07:59:02,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 07:59:02,630 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 07:59:02,631 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 07:59:02,631 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 07:59:02,633 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 07:59:02,667 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 07:59:02,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 07:59:02,668 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 07:59:02,668 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 07:59:02,669 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 07:59:02,669 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 07:59:02,670 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 07:59:02,670 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 07:59:02,670 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 07:59:02,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 07:59:02,671 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 07:59:02,671 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 07:59:02,672 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 07:59:02,672 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 07:59:02,672 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 07:59:02,672 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 07:59:02,672 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 07:59:02,672 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 07:59:02,673 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 07:59:02,673 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 07:59:02,673 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 07:59:02,673 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 07:59:02,673 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 07:59:02,674 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 07:59:02,674 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 07:59:02,674 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 07:59:02,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 07:59:02,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 07:59:02,675 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 07:59:02,675 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 07:59:02,675 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 07:59:02,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 07:59:02,676 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 07:59:02,676 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 07:59:02,676 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 07:59:02,676 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 07:59:02,676 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 07:59:02,676 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa1630ab5b9ca06d45588653daa6fff0d3a2fbd0851a9f5c3999782c5c51eba5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 07:59:02,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 07:59:02,996 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 07:59:02,998 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 07:59:02,999 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 07:59:03,000 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 07:59:03,001 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe015_rmo.i [2023-08-29 07:59:04,127 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 07:59:04,370 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 07:59:04,371 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe015_rmo.i [2023-08-29 07:59:04,398 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00325c8da/e4424de159b84a018ff411214d9b254b/FLAG655f169b5 [2023-08-29 07:59:04,410 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00325c8da/e4424de159b84a018ff411214d9b254b [2023-08-29 07:59:04,412 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 07:59:04,413 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 07:59:04,414 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 07:59:04,414 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 07:59:04,417 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 07:59:04,417 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 07:59:04" (1/1) ... [2023-08-29 07:59:04,418 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26cbd6cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:59:04, skipping insertion in model container [2023-08-29 07:59:04,418 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 07:59:04" (1/1) ... [2023-08-29 07:59:04,424 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 07:59:04,476 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 07:59:04,592 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/safe015_rmo.i[988,1001] [2023-08-29 07:59:04,781 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 07:59:04,796 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 07:59:04,810 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/safe015_rmo.i[988,1001] [2023-08-29 07:59:04,914 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 07:59:04,945 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 07:59:04,945 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 07:59:04,951 INFO L208 MainTranslator]: Completed translation [2023-08-29 07:59:04,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:59:04 WrapperNode [2023-08-29 07:59:04,952 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 07:59:04,953 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 07:59:04,953 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 07:59:04,953 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 07:59:04,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:59:04" (1/1) ... [2023-08-29 07:59:05,005 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:59:04" (1/1) ... [2023-08-29 07:59:05,059 INFO L138 Inliner]: procedures = 176, calls = 84, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 794 [2023-08-29 07:59:05,066 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 07:59:05,067 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 07:59:05,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 07:59:05,068 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 07:59:05,075 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:59:04" (1/1) ... [2023-08-29 07:59:05,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:59:04" (1/1) ... [2023-08-29 07:59:05,086 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:59:04" (1/1) ... [2023-08-29 07:59:05,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:59:04" (1/1) ... [2023-08-29 07:59:05,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:59:04" (1/1) ... [2023-08-29 07:59:05,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:59:04" (1/1) ... [2023-08-29 07:59:05,163 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:59:04" (1/1) ... [2023-08-29 07:59:05,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:59:04" (1/1) ... [2023-08-29 07:59:05,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 07:59:05,193 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 07:59:05,193 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 07:59:05,193 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 07:59:05,194 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:59:04" (1/1) ... [2023-08-29 07:59:05,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 07:59:05,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 07:59:05,222 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-29 07:59:05,250 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-29 07:59:05,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 07:59:05,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 07:59:05,267 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 07:59:05,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 07:59:05,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 07:59:05,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 07:59:05,268 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-29 07:59:05,268 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-29 07:59:05,268 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-29 07:59:05,268 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-29 07:59:05,268 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-29 07:59:05,269 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-29 07:59:05,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 07:59:05,269 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 07:59:05,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 07:59:05,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 07:59:05,271 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 07:59:05,535 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 07:59:05,537 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 07:59:07,212 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 08:10:20,385 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 08:10:20,385 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 08:10:20,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:10:20 BoogieIcfgContainer [2023-08-29 08:10:20,389 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 08:10:20,391 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 08:10:20,391 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 08:10:20,394 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 08:10:20,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 07:59:04" (1/3) ... [2023-08-29 08:10:20,395 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21d22a31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:10:20, skipping insertion in model container [2023-08-29 08:10:20,395 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:59:04" (2/3) ... [2023-08-29 08:10:20,395 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21d22a31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:10:20, skipping insertion in model container [2023-08-29 08:10:20,395 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:10:20" (3/3) ... [2023-08-29 08:10:20,396 INFO L112 eAbstractionObserver]: Analyzing ICFG safe015_rmo.i [2023-08-29 08:10:20,404 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 08:10:20,412 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 08:10:20,413 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 399 error locations. [2023-08-29 08:10:20,413 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 08:10:43,119 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 08:10:43,124 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 08:10:43,129 INFO L158 Benchmark]: Toolchain (without parser) took 698714.92ms. Allocated memory was 79.7MB in the beginning and 14.3GB in the end (delta: 14.2GB). Free memory was 55.9MB in the beginning and 12.0GB in the end (delta: -11.9GB). Peak memory consumption was 2.4GB. Max. memory is 16.1GB. [2023-08-29 08:10:43,129 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 62.9MB. Free memory is still 40.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 08:10:43,130 INFO L158 Benchmark]: CACSL2BoogieTranslator took 538.25ms. Allocated memory is still 79.7MB. Free memory was 55.6MB in the beginning and 45.4MB in the end (delta: 10.2MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2023-08-29 08:10:43,130 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.47ms. Allocated memory is still 79.7MB. Free memory was 45.4MB in the beginning and 40.4MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 08:10:43,131 INFO L158 Benchmark]: Boogie Preprocessor took 124.40ms. Allocated memory is still 79.7MB. Free memory was 40.1MB in the beginning and 53.5MB in the end (delta: -13.4MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2023-08-29 08:10:43,132 INFO L158 Benchmark]: RCFGBuilder took 675196.06ms. Allocated memory was 79.7MB in the beginning and 12.9GB in the end (delta: 12.8GB). Free memory was 53.5MB in the beginning and 11.3GB in the end (delta: -11.2GB). Peak memory consumption was 5.4GB. Max. memory is 16.1GB. [2023-08-29 08:10:43,132 INFO L158 Benchmark]: TraceAbstraction took 22736.28ms. Allocated memory was 12.9GB in the beginning and 14.3GB in the end (delta: 1.4GB). Free memory was 11.3GB in the beginning and 12.0GB in the end (delta: -741.3MB). Peak memory consumption was 793.8MB. Max. memory is 16.1GB. [2023-08-29 08:10:43,135 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 62.9MB. Free memory is still 40.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 538.25ms. Allocated memory is still 79.7MB. Free memory was 55.6MB in the beginning and 45.4MB in the end (delta: 10.2MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.47ms. Allocated memory is still 79.7MB. Free memory was 45.4MB in the beginning and 40.4MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 124.40ms. Allocated memory is still 79.7MB. Free memory was 40.1MB in the beginning and 53.5MB in the end (delta: -13.4MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * RCFGBuilder took 675196.06ms. Allocated memory was 79.7MB in the beginning and 12.9GB in the end (delta: 12.8GB). Free memory was 53.5MB in the beginning and 11.3GB in the end (delta: -11.2GB). Peak memory consumption was 5.4GB. Max. memory is 16.1GB. * TraceAbstraction took 22736.28ms. Allocated memory was 12.9GB in the beginning and 14.3GB in the end (delta: 1.4GB). Free memory was 11.3GB in the beginning and 12.0GB in the end (delta: -741.3MB). Peak memory consumption was 793.8MB. 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 08:10:43,361 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 08:10:43,378 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/safe015_rmo.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 fa1630ab5b9ca06d45588653daa6fff0d3a2fbd0851a9f5c3999782c5c51eba5 --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 08:10:45,820 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 08:10:45,821 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 08:10:45,849 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 08:10:45,850 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 08:10:45,851 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 08:10:45,852 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 08:10:45,862 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 08:10:45,864 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 08:10:45,869 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 08:10:45,870 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 08:10:45,873 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 08:10:45,873 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 08:10:45,875 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 08:10:45,877 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 08:10:45,881 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 08:10:45,882 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 08:10:45,882 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 08:10:45,884 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 08:10:45,887 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 08:10:45,889 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 08:10:45,897 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 08:10:45,898 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 08:10:45,899 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 08:10:45,901 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 08:10:45,901 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 08:10:45,902 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 08:10:45,902 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 08:10:45,903 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 08:10:45,903 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 08:10:45,904 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 08:10:45,904 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 08:10:45,905 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 08:10:45,905 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 08:10:45,906 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 08:10:45,906 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 08:10:45,907 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 08:10:45,907 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 08:10:45,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 08:10:45,908 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 08:10:45,908 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 08:10:45,910 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 08:10:45,944 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 08:10:45,944 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 08:10:45,946 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 08:10:45,946 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 08:10:45,947 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 08:10:45,947 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 08:10:45,947 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 08:10:45,948 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 08:10:45,948 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 08:10:45,948 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 08:10:45,949 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 08:10:45,949 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 08:10:45,949 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 08:10:45,949 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 08:10:45,950 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 08:10:45,950 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 08:10:45,950 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 08:10:45,950 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 08:10:45,950 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 08:10:45,950 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 08:10:45,951 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 08:10:45,951 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 08:10:45,951 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 08:10:45,951 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 08:10:45,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 08:10:45,952 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 08:10:45,952 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 08:10:45,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 08:10:45,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 08:10:45,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 08:10:45,953 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 08:10:45,953 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 08:10:45,953 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 08:10:45,953 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 08:10:45,954 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 08:10:45,954 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 08:10:45,954 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 08:10:45,954 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 08:10:45,954 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 08:10:45,955 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa1630ab5b9ca06d45588653daa6fff0d3a2fbd0851a9f5c3999782c5c51eba5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 08:10:46,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 08:10:46,277 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 08:10:46,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 08:10:46,281 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 08:10:46,281 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 08:10:46,282 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe015_rmo.i [2023-08-29 08:10:47,499 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 08:10:47,782 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 08:10:47,783 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe015_rmo.i [2023-08-29 08:10:47,797 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9aba80676/e2df5b2808b94f90a38d7afd2bf9446e/FLAGb1a24c4f6 [2023-08-29 08:10:47,811 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9aba80676/e2df5b2808b94f90a38d7afd2bf9446e [2023-08-29 08:10:47,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 08:10:47,815 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 08:10:47,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 08:10:47,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 08:10:47,822 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 08:10:47,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:10:47" (1/1) ... [2023-08-29 08:10:47,824 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7589347f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:10:47, skipping insertion in model container [2023-08-29 08:10:47,824 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:10:47" (1/1) ... [2023-08-29 08:10:47,830 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 08:10:47,877 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 08:10:47,996 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/safe015_rmo.i[988,1001] [2023-08-29 08:10:48,227 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 08:10:48,243 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 08:10:48,255 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/safe015_rmo.i[988,1001] [2023-08-29 08:10:48,340 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 08:10:48,370 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 08:10:48,371 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 08:10:48,376 INFO L208 MainTranslator]: Completed translation [2023-08-29 08:10:48,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:10:48 WrapperNode [2023-08-29 08:10:48,377 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 08:10:48,378 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 08:10:48,378 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 08:10:48,378 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 08:10:48,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:10:48" (1/1) ... [2023-08-29 08:10:48,410 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:10:48" (1/1) ... [2023-08-29 08:10:48,447 INFO L138 Inliner]: procedures = 180, calls = 84, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 795 [2023-08-29 08:10:48,447 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 08:10:48,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 08:10:48,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 08:10:48,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 08:10:48,456 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:10:48" (1/1) ... [2023-08-29 08:10:48,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:10:48" (1/1) ... [2023-08-29 08:10:48,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:10:48" (1/1) ... [2023-08-29 08:10:48,464 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:10:48" (1/1) ... [2023-08-29 08:10:48,513 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:10:48" (1/1) ... [2023-08-29 08:10:48,529 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:10:48" (1/1) ... [2023-08-29 08:10:48,540 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:10:48" (1/1) ... [2023-08-29 08:10:48,547 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:10:48" (1/1) ... [2023-08-29 08:10:48,558 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 08:10:48,569 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 08:10:48,571 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 08:10:48,572 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 08:10:48,572 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:10:48" (1/1) ... [2023-08-29 08:10:48,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 08:10:48,600 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 08:10:48,612 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 08:10:48,622 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 08:10:48,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 08:10:48,645 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 08:10:48,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 08:10:48,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 08:10:48,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 08:10:48,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 08:10:48,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 08:10:48,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-29 08:10:48,646 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-29 08:10:48,646 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-29 08:10:48,646 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-29 08:10:48,647 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-29 08:10:48,647 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-29 08:10:48,647 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-29 08:10:48,647 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 08:10:48,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 08:10:48,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 08:10:48,650 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 08:10:48,939 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 08:10:48,941 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 08:10:50,994 INFO L277 CfgBuilder]: Performing block encoding Killed by 15