./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe025_power.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/safe025_power.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 6b4ccd44d6ad5c937026f9c7e728382cb906c06e55c568dcdbddf828dfe89bc6 --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 08:29:53,873 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 08:29:53,875 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 08:29:53,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 08:29:53,920 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 08:29:53,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 08:29:53,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 08:29:53,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 08:29:53,929 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 08:29:53,933 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 08:29:53,934 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 08:29:53,936 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 08:29:53,937 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 08:29:53,940 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 08:29:53,942 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 08:29:53,949 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 08:29:53,950 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 08:29:53,951 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 08:29:53,953 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 08:29:53,955 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 08:29:53,960 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 08:29:53,969 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 08:29:53,970 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 08:29:53,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 08:29:53,973 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 08:29:53,973 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 08:29:53,974 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 08:29:53,974 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 08:29:53,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 08:29:53,976 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 08:29:53,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 08:29:53,976 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 08:29:53,977 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 08:29:53,977 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 08:29:53,978 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 08:29:53,978 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 08:29:53,979 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 08:29:53,979 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 08:29:53,979 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 08:29:53,980 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 08:29:53,980 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 08:29:53,982 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 08:29:54,014 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 08:29:54,015 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 08:29:54,016 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 08:29:54,016 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 08:29:54,017 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 08:29:54,017 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 08:29:54,018 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 08:29:54,018 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 08:29:54,018 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 08:29:54,018 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 08:29:54,019 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 08:29:54,019 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 08:29:54,020 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 08:29:54,020 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 08:29:54,020 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 08:29:54,020 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 08:29:54,020 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 08:29:54,021 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 08:29:54,021 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 08:29:54,021 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 08:29:54,021 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 08:29:54,021 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 08:29:54,022 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 08:29:54,022 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 08:29:54,022 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 08:29:54,022 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 08:29:54,022 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 08:29:54,023 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 08:29:54,023 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 08:29:54,023 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 08:29:54,023 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 08:29:54,023 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 08:29:54,024 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 08:29:54,024 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 08:29:54,024 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 08:29:54,024 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 08:29:54,025 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 08:29:54,025 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b4ccd44d6ad5c937026f9c7e728382cb906c06e55c568dcdbddf828dfe89bc6 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 08:29:54,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 08:29:54,347 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 08:29:54,349 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 08:29:54,350 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 08:29:54,350 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 08:29:54,352 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe025_power.i [2023-08-29 08:29:55,450 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 08:29:55,750 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 08:29:55,754 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe025_power.i [2023-08-29 08:29:55,776 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2e85deac/1b652e4734bf4514be8cb43e0c4403d0/FLAGcca53d8fe [2023-08-29 08:29:55,798 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2e85deac/1b652e4734bf4514be8cb43e0c4403d0 [2023-08-29 08:29:55,801 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 08:29:55,803 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 08:29:55,805 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 08:29:55,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 08:29:55,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 08:29:55,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:29:55" (1/1) ... [2023-08-29 08:29:55,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bde6703 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:29:55, skipping insertion in model container [2023-08-29 08:29:55,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:29:55" (1/1) ... [2023-08-29 08:29:55,816 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 08:29:55,869 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 08:29:56,040 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/safe025_power.i[990,1003] [2023-08-29 08:29:56,336 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 08:29:56,352 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 08:29:56,367 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/safe025_power.i[990,1003] [2023-08-29 08:29:56,443 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 08:29:56,484 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 08:29:56,484 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 08:29:56,490 INFO L208 MainTranslator]: Completed translation [2023-08-29 08:29:56,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:29:56 WrapperNode [2023-08-29 08:29:56,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 08:29:56,492 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 08:29:56,492 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 08:29:56,492 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 08:29:56,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:29:56" (1/1) ... [2023-08-29 08:29:56,525 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:29:56" (1/1) ... [2023-08-29 08:29:56,573 INFO L138 Inliner]: procedures = 176, calls = 86, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1100 [2023-08-29 08:29:56,573 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 08:29:56,574 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 08:29:56,574 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 08:29:56,574 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 08:29:56,582 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:29:56" (1/1) ... [2023-08-29 08:29:56,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:29:56" (1/1) ... [2023-08-29 08:29:56,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:29:56" (1/1) ... [2023-08-29 08:29:56,591 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:29:56" (1/1) ... [2023-08-29 08:29:56,649 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:29:56" (1/1) ... [2023-08-29 08:29:56,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:29:56" (1/1) ... [2023-08-29 08:29:56,674 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:29:56" (1/1) ... [2023-08-29 08:29:56,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:29:56" (1/1) ... [2023-08-29 08:29:56,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 08:29:56,706 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 08:29:56,706 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 08:29:56,706 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 08:29:56,707 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:29:56" (1/1) ... [2023-08-29 08:29:56,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 08:29:56,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 08:29:56,737 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 08:29:56,745 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 08:29:56,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 08:29:56,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 08:29:56,775 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 08:29:56,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 08:29:56,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 08:29:56,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 08:29:56,775 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-29 08:29:56,775 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-29 08:29:56,775 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-29 08:29:56,776 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-29 08:29:56,776 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-29 08:29:56,776 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-29 08:29:56,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 08:29:56,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 08:29:56,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 08:29:56,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 08:29:56,779 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 08:29:57,076 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 08:29:57,079 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 08:29:59,071 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 08:41:23,765 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 08:41:23,766 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 08:41:23,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:41:23 BoogieIcfgContainer [2023-08-29 08:41:23,769 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 08:41:23,771 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 08:41:23,771 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 08:41:23,774 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 08:41:23,774 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 08:29:55" (1/3) ... [2023-08-29 08:41:23,774 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59ef56ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:41:23, skipping insertion in model container [2023-08-29 08:41:23,774 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:29:56" (2/3) ... [2023-08-29 08:41:23,775 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59ef56ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:41:23, skipping insertion in model container [2023-08-29 08:41:23,775 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:41:23" (3/3) ... [2023-08-29 08:41:23,776 INFO L112 eAbstractionObserver]: Analyzing ICFG safe025_power.i [2023-08-29 08:41:23,785 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 08:41:23,792 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 08:41:23,792 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 481 error locations. [2023-08-29 08:41:23,792 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 08:42:04,205 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 08:42:04,211 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 08:42:04,218 INFO L158 Benchmark]: Toolchain (without parser) took 728414.65ms. Allocated memory was 77.6MB in the beginning and 16.1GB in the end (delta: 16.0GB). Free memory was 54.0MB in the beginning and 11.8GB in the end (delta: -11.7GB). Peak memory consumption was 4.7GB. Max. memory is 16.1GB. [2023-08-29 08:42:04,219 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 60.8MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 08:42:04,220 INFO L158 Benchmark]: CACSL2BoogieTranslator took 685.95ms. Allocated memory is still 77.6MB. Free memory was 53.8MB in the beginning and 39.5MB in the end (delta: 14.3MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2023-08-29 08:42:04,220 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.67ms. Allocated memory is still 77.6MB. Free memory was 39.5MB in the beginning and 33.6MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 08:42:04,221 INFO L158 Benchmark]: Boogie Preprocessor took 125.61ms. Allocated memory is still 77.6MB. Free memory was 33.6MB in the beginning and 46.9MB in the end (delta: -13.3MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2023-08-29 08:42:04,222 INFO L158 Benchmark]: RCFGBuilder took 687063.19ms. Allocated memory was 77.6MB in the beginning and 16.1GB in the end (delta: 16.0GB). Free memory was 46.5MB in the beginning and 12.8GB in the end (delta: -12.8GB). Peak memory consumption was 11.1GB. Max. memory is 16.1GB. [2023-08-29 08:42:04,223 INFO L158 Benchmark]: TraceAbstraction took 40445.55ms. Allocated memory was 16.1GB in the beginning and 16.1GB in the end (delta: 18.9MB). Free memory was 12.8GB in the beginning and 11.8GB in the end (delta: 1.0GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2023-08-29 08:42:04,231 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 60.8MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 685.95ms. Allocated memory is still 77.6MB. Free memory was 53.8MB in the beginning and 39.5MB in the end (delta: 14.3MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.67ms. Allocated memory is still 77.6MB. Free memory was 39.5MB in the beginning and 33.6MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 125.61ms. Allocated memory is still 77.6MB. Free memory was 33.6MB in the beginning and 46.9MB in the end (delta: -13.3MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. * RCFGBuilder took 687063.19ms. Allocated memory was 77.6MB in the beginning and 16.1GB in the end (delta: 16.0GB). Free memory was 46.5MB in the beginning and 12.8GB in the end (delta: -12.8GB). Peak memory consumption was 11.1GB. Max. memory is 16.1GB. * TraceAbstraction took 40445.55ms. Allocated memory was 16.1GB in the beginning and 16.1GB in the end (delta: 18.9MB). Free memory was 12.8GB in the beginning and 11.8GB in the end (delta: 1.0GB). Peak memory consumption was 1.5GB. 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 08:42:04,453 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 08:42:04,489 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/safe025_power.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 6b4ccd44d6ad5c937026f9c7e728382cb906c06e55c568dcdbddf828dfe89bc6 --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 08:42:06,976 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 08:42:06,978 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 08:42:07,016 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 08:42:07,017 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 08:42:07,018 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 08:42:07,020 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 08:42:07,023 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 08:42:07,025 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 08:42:07,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 08:42:07,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 08:42:07,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 08:42:07,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 08:42:07,033 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 08:42:07,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 08:42:07,036 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 08:42:07,037 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 08:42:07,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 08:42:07,043 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 08:42:07,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 08:42:07,050 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 08:42:07,056 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 08:42:07,057 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 08:42:07,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 08:42:07,060 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 08:42:07,060 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 08:42:07,061 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 08:42:07,061 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 08:42:07,062 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 08:42:07,062 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 08:42:07,063 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 08:42:07,063 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 08:42:07,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 08:42:07,064 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 08:42:07,065 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 08:42:07,065 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 08:42:07,066 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 08:42:07,066 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 08:42:07,066 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 08:42:07,067 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 08:42:07,068 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 08:42:07,074 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 08:42:07,099 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 08:42:07,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 08:42:07,101 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 08:42:07,101 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 08:42:07,102 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 08:42:07,102 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 08:42:07,102 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 08:42:07,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 08:42:07,103 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 08:42:07,103 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 08:42:07,104 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 08:42:07,104 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 08:42:07,104 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 08:42:07,104 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 08:42:07,105 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 08:42:07,105 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 08:42:07,105 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 08:42:07,105 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 08:42:07,105 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 08:42:07,105 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 08:42:07,106 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 08:42:07,106 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 08:42:07,106 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 08:42:07,106 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 08:42:07,106 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 08:42:07,107 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 08:42:07,107 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 08:42:07,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 08:42:07,107 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 08:42:07,107 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 08:42:07,108 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 08:42:07,108 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 08:42:07,108 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 08:42:07,108 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 08:42:07,108 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 08:42:07,109 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 08:42:07,109 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 08:42:07,109 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 08:42:07,109 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 08:42:07,109 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b4ccd44d6ad5c937026f9c7e728382cb906c06e55c568dcdbddf828dfe89bc6 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 08:42:07,407 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 08:42:07,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 08:42:07,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 08:42:07,427 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 08:42:07,428 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 08:42:07,429 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe025_power.i [2023-08-29 08:42:08,501 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 08:42:08,821 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 08:42:08,821 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe025_power.i [2023-08-29 08:42:08,843 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5f8cc7af/947efd3555b7493886bab252f93654e0/FLAG95e7259c3 [2023-08-29 08:42:08,863 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5f8cc7af/947efd3555b7493886bab252f93654e0 [2023-08-29 08:42:08,866 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 08:42:08,867 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 08:42:08,871 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 08:42:08,871 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 08:42:08,874 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 08:42:08,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:42:08" (1/1) ... [2023-08-29 08:42:08,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e6ff17d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:42:08, skipping insertion in model container [2023-08-29 08:42:08,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:42:08" (1/1) ... [2023-08-29 08:42:08,882 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 08:42:08,935 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 08:42:09,104 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/safe025_power.i[990,1003] [2023-08-29 08:42:09,447 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 08:42:09,461 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 08:42:09,473 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/safe025_power.i[990,1003] [2023-08-29 08:42:09,552 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 08:42:09,576 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 08:42:09,577 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 08:42:09,582 INFO L208 MainTranslator]: Completed translation [2023-08-29 08:42:09,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:42:09 WrapperNode [2023-08-29 08:42:09,583 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 08:42:09,584 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 08:42:09,584 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 08:42:09,584 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 08:42:09,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:42:09" (1/1) ... [2023-08-29 08:42:09,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:42:09" (1/1) ... [2023-08-29 08:42:09,707 INFO L138 Inliner]: procedures = 180, calls = 86, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1101 [2023-08-29 08:42:09,708 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 08:42:09,708 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 08:42:09,709 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 08:42:09,709 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 08:42:09,716 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:42:09" (1/1) ... [2023-08-29 08:42:09,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:42:09" (1/1) ... [2023-08-29 08:42:09,736 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:42:09" (1/1) ... [2023-08-29 08:42:09,736 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:42:09" (1/1) ... [2023-08-29 08:42:09,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:42:09" (1/1) ... [2023-08-29 08:42:09,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:42:09" (1/1) ... [2023-08-29 08:42:09,796 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:42:09" (1/1) ... [2023-08-29 08:42:09,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:42:09" (1/1) ... [2023-08-29 08:42:09,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 08:42:09,814 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 08:42:09,814 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 08:42:09,815 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 08:42:09,815 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:42:09" (1/1) ... [2023-08-29 08:42:09,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 08:42:09,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 08:42:09,846 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 08:42:09,878 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 08:42:09,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 08:42:09,893 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 08:42:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 08:42:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 08:42:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 08:42:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 08:42:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 08:42:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-29 08:42:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-29 08:42:09,895 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-29 08:42:09,895 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-29 08:42:09,895 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-29 08:42:09,895 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-29 08:42:09,895 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-29 08:42:09,895 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 08:42:09,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 08:42:09,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 08:42:09,898 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 08:42:10,215 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 08:42:10,217 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 08:42:12,425 INFO L277 CfgBuilder]: Performing block encoding Killed by 15