./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-2.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-C-DAC/pthread-demo-datarace-2.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 8dedc3ea8e96f333d418860556906c8618bbf50be75cff10b45de6d34fe23444 --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 09:06:20,815 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:06:20,818 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:06:20,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:06:20,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:06:20,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:06:20,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:06:20,868 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:06:20,870 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:06:20,875 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:06:20,876 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:06:20,878 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:06:20,878 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:06:20,880 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:06:20,881 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:06:20,887 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:06:20,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:06:20,889 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:06:20,891 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:06:20,895 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:06:20,906 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:06:20,907 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:06:20,908 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:06:20,909 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:06:20,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:06:20,916 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:06:20,916 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:06:20,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:06:20,918 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:06:20,919 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:06:20,920 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:06:20,921 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:06:20,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:06:20,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:06:20,925 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:06:20,925 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:06:20,926 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:06:20,926 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:06:20,926 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:06:20,927 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:06:20,928 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:06:20,929 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:06:20,961 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:06:20,961 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:06:20,962 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:06:20,963 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:06:20,964 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:06:20,964 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:06:20,964 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:06:20,964 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:06:20,965 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:06:20,965 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:06:20,966 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:06:20,966 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:06:20,966 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:06:20,966 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:06:20,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:06:20,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:06:20,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:06:20,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:06:20,968 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:06:20,968 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:06:20,968 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:06:20,968 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:06:20,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:06:20,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:06:20,969 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:06:20,969 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:06:20,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:06:20,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:06:20,970 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:06:20,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:06:20,970 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:06:20,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:06:20,971 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:06:20,971 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:06:20,972 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:06:20,972 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:06:20,972 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:06:20,972 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8dedc3ea8e96f333d418860556906c8618bbf50be75cff10b45de6d34fe23444 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:06:21,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:06:21,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:06:21,312 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:06:21,313 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:06:21,313 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:06:21,315 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-2.i [2023-08-29 09:06:22,461 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:06:22,791 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:06:22,792 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-2.i [2023-08-29 09:06:22,811 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/489cd7dde/fb7ea5a267944f5289911f5e60dac585/FLAG434af8151 [2023-08-29 09:06:23,046 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/489cd7dde/fb7ea5a267944f5289911f5e60dac585 [2023-08-29 09:06:23,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:06:23,050 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:06:23,053 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:06:23,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:06:23,056 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:06:23,057 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:06:23" (1/1) ... [2023-08-29 09:06:23,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@383e7f8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:23, skipping insertion in model container [2023-08-29 09:06:23,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:06:23" (1/1) ... [2023-08-29 09:06:23,065 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:06:23,112 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:06:23,289 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-C-DAC/pthread-demo-datarace-2.i[818,831] [2023-08-29 09:06:23,745 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:06:23,755 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:06:23,766 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-C-DAC/pthread-demo-datarace-2.i[818,831] [2023-08-29 09:06:23,812 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:06:23,894 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:06:23,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:23 WrapperNode [2023-08-29 09:06:23,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:06:23,896 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:06:23,896 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:06:23,896 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:06:23,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:23" (1/1) ... [2023-08-29 09:06:23,935 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:23" (1/1) ... [2023-08-29 09:06:23,961 INFO L138 Inliner]: procedures = 363, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 78 [2023-08-29 09:06:23,962 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:06:23,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:06:23,964 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:06:23,964 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:06:23,972 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:23" (1/1) ... [2023-08-29 09:06:23,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:23" (1/1) ... [2023-08-29 09:06:23,987 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:23" (1/1) ... [2023-08-29 09:06:23,988 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:23" (1/1) ... [2023-08-29 09:06:23,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:23" (1/1) ... [2023-08-29 09:06:24,004 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:23" (1/1) ... [2023-08-29 09:06:24,008 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:23" (1/1) ... [2023-08-29 09:06:24,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:23" (1/1) ... [2023-08-29 09:06:24,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:06:24,019 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:06:24,020 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:06:24,020 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:06:24,021 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:23" (1/1) ... [2023-08-29 09:06:24,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:06:24,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:06:24,055 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 09:06:24,075 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 09:06:24,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:06:24,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:06:24,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:06:24,093 INFO L130 BoogieDeclarations]: Found specification of procedure thread_function_datarace [2023-08-29 09:06:24,094 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_function_datarace [2023-08-29 09:06:24,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:06:24,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:06:24,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:06:24,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:06:24,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:06:24,096 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 09:06:24,283 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:06:24,285 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:06:24,416 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:06:24,422 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:06:24,423 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-29 09:06:24,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:06:24 BoogieIcfgContainer [2023-08-29 09:06:24,425 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:06:24,426 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:06:24,426 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:06:24,428 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:06:24,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:06:23" (1/3) ... [2023-08-29 09:06:24,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cb22ff8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:06:24, skipping insertion in model container [2023-08-29 09:06:24,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:23" (2/3) ... [2023-08-29 09:06:24,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cb22ff8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:06:24, skipping insertion in model container [2023-08-29 09:06:24,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:06:24" (3/3) ... [2023-08-29 09:06:24,430 INFO L112 eAbstractionObserver]: Analyzing ICFG pthread-demo-datarace-2.i [2023-08-29 09:06:24,436 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:06:24,445 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:06:24,445 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2023-08-29 09:06:24,445 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:06:24,496 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-29 09:06:24,502 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 09:06:24,507 INFO L158 Benchmark]: Toolchain (without parser) took 1456.79ms. Allocated memory is still 83.9MB. Free memory was 56.9MB in the beginning and 46.5MB in the end (delta: 10.4MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2023-08-29 09:06:24,508 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 60.8MB. Free memory is still 38.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:06:24,509 INFO L158 Benchmark]: CACSL2BoogieTranslator took 841.91ms. Allocated memory is still 83.9MB. Free memory was 56.7MB in the beginning and 37.9MB in the end (delta: 18.8MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2023-08-29 09:06:24,509 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.53ms. Allocated memory is still 83.9MB. Free memory was 37.9MB in the beginning and 35.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:06:24,510 INFO L158 Benchmark]: Boogie Preprocessor took 55.08ms. Allocated memory is still 83.9MB. Free memory was 35.4MB in the beginning and 33.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:06:24,511 INFO L158 Benchmark]: RCFGBuilder took 405.79ms. Allocated memory is still 83.9MB. Free memory was 33.8MB in the beginning and 53.4MB in the end (delta: -19.6MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2023-08-29 09:06:24,512 INFO L158 Benchmark]: TraceAbstraction took 80.19ms. Allocated memory is still 83.9MB. Free memory was 52.9MB in the beginning and 46.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 09:06:24,518 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 60.8MB. Free memory is still 38.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 841.91ms. Allocated memory is still 83.9MB. Free memory was 56.7MB in the beginning and 37.9MB in the end (delta: 18.8MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.53ms. Allocated memory is still 83.9MB. Free memory was 37.9MB in the beginning and 35.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.08ms. Allocated memory is still 83.9MB. Free memory was 35.4MB in the beginning and 33.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 405.79ms. Allocated memory is still 83.9MB. Free memory was 33.8MB in the beginning and 53.4MB in the end (delta: -19.6MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * TraceAbstraction took 80.19ms. Allocated memory is still 83.9MB. Free memory was 52.9MB in the beginning and 46.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. 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 09:06:24,541 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 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-C-DAC/pthread-demo-datarace-2.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 8dedc3ea8e96f333d418860556906c8618bbf50be75cff10b45de6d34fe23444 --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 09:06:26,410 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:06:26,412 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:06:26,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:06:26,439 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:06:26,440 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:06:26,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:06:26,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:06:26,444 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:06:26,445 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:06:26,446 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:06:26,447 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:06:26,447 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:06:26,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:06:26,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:06:26,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:06:26,450 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:06:26,451 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:06:26,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:06:26,460 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:06:26,462 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:06:26,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:06:26,464 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:06:26,465 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:06:26,468 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:06:26,469 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:06:26,469 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:06:26,470 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:06:26,471 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:06:26,471 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:06:26,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:06:26,472 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:06:26,473 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:06:26,474 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:06:26,475 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:06:26,475 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:06:26,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:06:26,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:06:26,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:06:26,477 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:06:26,478 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:06:26,479 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:06:26,499 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:06:26,499 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:06:26,500 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:06:26,500 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:06:26,501 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:06:26,501 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:06:26,501 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:06:26,502 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:06:26,502 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:06:26,502 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:06:26,502 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:06:26,503 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:06:26,503 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:06:26,503 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:06:26,503 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:06:26,503 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:06:26,504 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:06:26,504 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:06:26,504 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:06:26,504 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:06:26,504 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:06:26,505 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:06:26,505 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:06:26,505 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:06:26,505 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:06:26,506 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:06:26,506 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:06:26,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:06:26,506 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:06:26,506 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:06:26,507 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:06:26,507 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:06:26,507 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:06:26,507 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:06:26,507 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:06:26,507 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:06:26,508 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:06:26,508 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:06:26,508 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:06:26,508 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8dedc3ea8e96f333d418860556906c8618bbf50be75cff10b45de6d34fe23444 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:06:26,843 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:06:26,866 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:06:26,868 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:06:26,869 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:06:26,870 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:06:26,871 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-2.i [2023-08-29 09:06:28,134 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:06:28,418 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:06:28,418 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-2.i [2023-08-29 09:06:28,435 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47428d000/d7106e037d2b47e08a3238a9d9cb1327/FLAG4722f8806 [2023-08-29 09:06:28,453 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47428d000/d7106e037d2b47e08a3238a9d9cb1327 [2023-08-29 09:06:28,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:06:28,458 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:06:28,461 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:06:28,461 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:06:28,464 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:06:28,465 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:06:28" (1/1) ... [2023-08-29 09:06:28,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@371f7aa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:28, skipping insertion in model container [2023-08-29 09:06:28,468 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:06:28" (1/1) ... [2023-08-29 09:06:28,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:06:28,526 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:06:28,682 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-C-DAC/pthread-demo-datarace-2.i[818,831] [2023-08-29 09:06:29,001 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:06:29,015 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:06:29,026 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-C-DAC/pthread-demo-datarace-2.i[818,831] [2023-08-29 09:06:29,070 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:06:29,162 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:06:29,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:29 WrapperNode [2023-08-29 09:06:29,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:06:29,163 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:06:29,163 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:06:29,163 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:06:29,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:29" (1/1) ... [2023-08-29 09:06:29,203 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:29" (1/1) ... [2023-08-29 09:06:29,222 INFO L138 Inliner]: procedures = 366, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 79 [2023-08-29 09:06:29,222 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:06:29,223 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:06:29,223 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:06:29,223 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:06:29,230 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:29" (1/1) ... [2023-08-29 09:06:29,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:29" (1/1) ... [2023-08-29 09:06:29,234 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:29" (1/1) ... [2023-08-29 09:06:29,234 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:29" (1/1) ... [2023-08-29 09:06:29,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:29" (1/1) ... [2023-08-29 09:06:29,246 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:29" (1/1) ... [2023-08-29 09:06:29,258 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:29" (1/1) ... [2023-08-29 09:06:29,260 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:29" (1/1) ... [2023-08-29 09:06:29,264 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:06:29,269 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:06:29,269 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:06:29,270 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:06:29,270 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:29" (1/1) ... [2023-08-29 09:06:29,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:06:29,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:06:29,305 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 09:06:29,334 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 09:06:29,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:06:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:06:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:06:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:06:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:06:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure thread_function_datarace [2023-08-29 09:06:29,349 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_function_datarace [2023-08-29 09:06:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:06:29,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:06:29,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:06:29,351 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 09:06:29,531 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:06:29,532 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:06:29,762 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:06:29,768 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:06:29,769 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-29 09:06:29,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:06:29 BoogieIcfgContainer [2023-08-29 09:06:29,771 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:06:29,773 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:06:29,773 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:06:29,775 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:06:29,776 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:06:28" (1/3) ... [2023-08-29 09:06:29,776 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ea637dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:06:29, skipping insertion in model container [2023-08-29 09:06:29,776 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:29" (2/3) ... [2023-08-29 09:06:29,777 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ea637dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:06:29, skipping insertion in model container [2023-08-29 09:06:29,777 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:06:29" (3/3) ... [2023-08-29 09:06:29,778 INFO L112 eAbstractionObserver]: Analyzing ICFG pthread-demo-datarace-2.i [2023-08-29 09:06:29,785 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:06:29,794 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:06:29,794 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2023-08-29 09:06:29,794 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:06:29,860 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-29 09:06:29,871 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 09:06:29,875 INFO L158 Benchmark]: Toolchain (without parser) took 1416.21ms. Allocated memory is still 83.9MB. Free memory was 59.2MB in the beginning and 42.8MB in the end (delta: 16.4MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2023-08-29 09:06:29,875 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 62.9MB. Free memory was 40.5MB in the beginning and 40.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:06:29,876 INFO L158 Benchmark]: CACSL2BoogieTranslator took 701.68ms. Allocated memory is still 83.9MB. Free memory was 59.1MB in the beginning and 41.0MB in the end (delta: 18.1MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2023-08-29 09:06:29,876 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.46ms. Allocated memory is still 83.9MB. Free memory was 41.0MB in the beginning and 38.1MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:06:29,877 INFO L158 Benchmark]: Boogie Preprocessor took 45.41ms. Allocated memory is still 83.9MB. Free memory was 38.1MB in the beginning and 36.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:06:29,877 INFO L158 Benchmark]: RCFGBuilder took 501.57ms. Allocated memory is still 83.9MB. Free memory was 36.0MB in the beginning and 51.6MB in the end (delta: -15.6MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2023-08-29 09:06:29,878 INFO L158 Benchmark]: TraceAbstraction took 100.90ms. Allocated memory is still 83.9MB. Free memory was 50.6MB in the beginning and 42.8MB in the end (delta: 7.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 09:06:29,880 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 62.9MB. Free memory was 40.5MB in the beginning and 40.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 701.68ms. Allocated memory is still 83.9MB. Free memory was 59.1MB in the beginning and 41.0MB in the end (delta: 18.1MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.46ms. Allocated memory is still 83.9MB. Free memory was 41.0MB in the beginning and 38.1MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.41ms. Allocated memory is still 83.9MB. Free memory was 38.1MB in the beginning and 36.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 501.57ms. Allocated memory is still 83.9MB. Free memory was 36.0MB in the beginning and 51.6MB in the end (delta: -15.6MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. * TraceAbstraction took 100.90ms. Allocated memory is still 83.9MB. Free memory was 50.6MB in the beginning and 42.8MB in the end (delta: 7.9MB). Peak memory consumption was 6.3MB. 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 09:06:29,899 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 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE