./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-1.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-1.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 81147b3e42a82bd92b2fd1c17836bc41bf8598e66ad2317620561a8ac507fa9a --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 09:06:19,420 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:06:19,422 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:06:19,457 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:06:19,458 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:06:19,460 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:06:19,462 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:06:19,464 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:06:19,466 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:06:19,470 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:06:19,471 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:06:19,472 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:06:19,473 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:06:19,474 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:06:19,475 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:06:19,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:06:19,479 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:06:19,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:06:19,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:06:19,482 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:06:19,484 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:06:19,487 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:06:19,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:06:19,488 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:06:19,490 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:06:19,494 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:06:19,494 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:06:19,494 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:06:19,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:06:19,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:06:19,496 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:06:19,498 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:06:19,499 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:06:19,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:06:19,501 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:06:19,501 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:06:19,502 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:06:19,502 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:06:19,502 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:06:19,510 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:06:19,511 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:06:19,512 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:06:19,537 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:06:19,537 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:06:19,538 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:06:19,538 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:06:19,539 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:06:19,539 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:06:19,539 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:06:19,540 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:06:19,540 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:06:19,540 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:06:19,540 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:06:19,541 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:06:19,541 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:06:19,541 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:06:19,541 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:06:19,541 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:06:19,541 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:06:19,542 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:06:19,542 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:06:19,542 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:06:19,542 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:06:19,542 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:06:19,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:06:19,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:06:19,543 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:06:19,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:06:19,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:06:19,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:06:19,543 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:06:19,543 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:06:19,543 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:06:19,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:06:19,544 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:06:19,544 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:06:19,544 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:06:19,544 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:06:19,544 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:06:19,545 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81147b3e42a82bd92b2fd1c17836bc41bf8598e66ad2317620561a8ac507fa9a Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:06:19,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:06:19,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:06:19,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:06:19,801 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:06:19,802 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:06:19,802 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-1.i [2023-08-29 09:06:20,713 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:06:21,028 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:06:21,028 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-1.i [2023-08-29 09:06:21,047 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e35d19fc3/c037c5d193fc4e99b5bded3664f2d88f/FLAG3b2edbb13 [2023-08-29 09:06:21,063 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e35d19fc3/c037c5d193fc4e99b5bded3664f2d88f [2023-08-29 09:06:21,065 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:06:21,066 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:06:21,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:06:21,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:06:21,069 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:06:21,070 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:06:21" (1/1) ... [2023-08-29 09:06:21,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72ae3646 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:21, skipping insertion in model container [2023-08-29 09:06:21,073 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:06:21" (1/1) ... [2023-08-29 09:06:21,079 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:06:21,119 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:06:21,220 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-1.i[820,833] [2023-08-29 09:06:21,469 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:06:21,477 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:06:21,486 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-1.i[820,833] [2023-08-29 09:06:21,521 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:06:21,589 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:06:21,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:21 WrapperNode [2023-08-29 09:06:21,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:06:21,591 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:06:21,591 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:06:21,591 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:06:21,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:21" (1/1) ... [2023-08-29 09:06:21,608 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:21" (1/1) ... [2023-08-29 09:06:21,623 INFO L138 Inliner]: procedures = 364, calls = 20, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 79 [2023-08-29 09:06:21,625 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:06:21,626 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:06:21,626 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:06:21,626 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:06:21,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:21" (1/1) ... [2023-08-29 09:06:21,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:21" (1/1) ... [2023-08-29 09:06:21,634 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:21" (1/1) ... [2023-08-29 09:06:21,634 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:21" (1/1) ... [2023-08-29 09:06:21,639 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:21" (1/1) ... [2023-08-29 09:06:21,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:21" (1/1) ... [2023-08-29 09:06:21,642 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:21" (1/1) ... [2023-08-29 09:06:21,643 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:21" (1/1) ... [2023-08-29 09:06:21,645 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:06:21,646 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:06:21,646 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:06:21,646 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:06:21,647 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:21" (1/1) ... [2023-08-29 09:06:21,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:06:21,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:06:21,698 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 09:06:21,701 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 09:06:21,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:06:21,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:06:21,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:06:21,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:06:21,727 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-29 09:06:21,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:06:21,735 INFO L130 BoogieDeclarations]: Found specification of procedure thread_function_mutex [2023-08-29 09:06:21,735 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_function_mutex [2023-08-29 09:06:21,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:06:21,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:06:21,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:06:21,737 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 09:06:21,883 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:06:21,891 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:06:22,013 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:06:22,017 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:06:22,017 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-29 09:06:22,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:06:22 BoogieIcfgContainer [2023-08-29 09:06:22,019 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:06:22,020 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:06:22,020 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:06:22,022 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:06:22,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:06:21" (1/3) ... [2023-08-29 09:06:22,023 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6aca515b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:06:22, skipping insertion in model container [2023-08-29 09:06:22,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:21" (2/3) ... [2023-08-29 09:06:22,023 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6aca515b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:06:22, skipping insertion in model container [2023-08-29 09:06:22,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:06:22" (3/3) ... [2023-08-29 09:06:22,024 INFO L112 eAbstractionObserver]: Analyzing ICFG pthread-demo-datarace-1.i [2023-08-29 09:06:22,028 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:06:22,034 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:06:22,034 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2023-08-29 09:06:22,034 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:06:22,066 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-29 09:06:22,071 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 09:06:22,074 INFO L158 Benchmark]: Toolchain (without parser) took 1007.89ms. Allocated memory is still 88.1MB. Free memory was 63.9MB in the beginning and 45.1MB in the end (delta: 18.8MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2023-08-29 09:06:22,074 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 71.3MB. Free memory is still 49.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:06:22,075 INFO L158 Benchmark]: CACSL2BoogieTranslator took 523.58ms. Allocated memory is still 88.1MB. Free memory was 63.9MB in the beginning and 48.3MB in the end (delta: 15.7MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. [2023-08-29 09:06:22,075 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.24ms. Allocated memory is still 88.1MB. Free memory was 48.3MB in the beginning and 45.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:06:22,076 INFO L158 Benchmark]: Boogie Preprocessor took 19.66ms. Allocated memory is still 88.1MB. Free memory was 45.6MB in the beginning and 43.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:06:22,076 INFO L158 Benchmark]: RCFGBuilder took 373.04ms. Allocated memory is still 88.1MB. Free memory was 43.9MB in the beginning and 52.6MB in the end (delta: -8.8MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2023-08-29 09:06:22,076 INFO L158 Benchmark]: TraceAbstraction took 53.09ms. Allocated memory is still 88.1MB. Free memory was 51.9MB in the beginning and 45.1MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 09:06:22,078 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 71.3MB. Free memory is still 49.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 523.58ms. Allocated memory is still 88.1MB. Free memory was 63.9MB in the beginning and 48.3MB in the end (delta: 15.7MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.24ms. Allocated memory is still 88.1MB. Free memory was 48.3MB in the beginning and 45.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.66ms. Allocated memory is still 88.1MB. Free memory was 45.6MB in the beginning and 43.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 373.04ms. Allocated memory is still 88.1MB. Free memory was 43.9MB in the beginning and 52.6MB in the end (delta: -8.8MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. * TraceAbstraction took 53.09ms. Allocated memory is still 88.1MB. Free memory was 51.9MB in the beginning and 45.1MB in the end (delta: 6.8MB). 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 09:06:22,091 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 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-1.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 81147b3e42a82bd92b2fd1c17836bc41bf8598e66ad2317620561a8ac507fa9a --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 09:06:23,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:06:23,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:06:23,961 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:06:23,963 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:06:23,966 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:06:23,967 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:06:23,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:06:23,971 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:06:23,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:06:23,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:06:23,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:06:23,978 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:06:23,979 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:06:23,980 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:06:23,985 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:06:23,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:06:23,987 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:06:23,988 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:06:24,000 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:06:24,002 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:06:24,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:06:24,003 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:06:24,003 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:06:24,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:06:24,009 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:06:24,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:06:24,011 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:06:24,011 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:06:24,012 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:06:24,012 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:06:24,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:06:24,019 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:06:24,019 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:06:24,020 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:06:24,020 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:06:24,020 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:06:24,021 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:06:24,021 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:06:24,021 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:06:24,022 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:06:24,023 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:06:24,050 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:06:24,050 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:06:24,051 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:06:24,051 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:06:24,052 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:06:24,052 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:06:24,053 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:06:24,053 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:06:24,053 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:06:24,053 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:06:24,054 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:06:24,054 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:06:24,054 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:06:24,054 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:06:24,054 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:06:24,054 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:06:24,055 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:06:24,055 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:06:24,055 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:06:24,055 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:06:24,055 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:06:24,055 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:06:24,055 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:06:24,056 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:06:24,056 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:06:24,056 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:06:24,056 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:06:24,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:06:24,056 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:06:24,057 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:06:24,057 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:06:24,057 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:06:24,057 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:06:24,057 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:06:24,057 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:06:24,058 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:06:24,058 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:06:24,058 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:06:24,058 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:06:24,058 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81147b3e42a82bd92b2fd1c17836bc41bf8598e66ad2317620561a8ac507fa9a Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:06:24,314 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:06:24,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:06:24,327 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:06:24,328 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:06:24,328 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:06:24,329 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-1.i [2023-08-29 09:06:25,261 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:06:25,486 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:06:25,487 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-1.i [2023-08-29 09:06:25,503 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab04cac27/0123a56ca87343f29e9ba8873e84277a/FLAG6e53f5993 [2023-08-29 09:06:25,511 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab04cac27/0123a56ca87343f29e9ba8873e84277a [2023-08-29 09:06:25,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:06:25,513 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:06:25,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:06:25,514 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:06:25,516 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:06:25,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:06:25" (1/1) ... [2023-08-29 09:06:25,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73136392 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:25, skipping insertion in model container [2023-08-29 09:06:25,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:06:25" (1/1) ... [2023-08-29 09:06:25,522 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:06:25,563 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:06:25,688 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-1.i[820,833] [2023-08-29 09:06:25,946 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:06:25,967 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:06:25,974 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-1.i[820,833] [2023-08-29 09:06:25,993 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:06:26,040 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:06:26,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:26 WrapperNode [2023-08-29 09:06:26,053 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:06:26,053 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:06:26,054 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:06:26,054 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:06:26,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:26" (1/1) ... [2023-08-29 09:06:26,079 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:26" (1/1) ... [2023-08-29 09:06:26,105 INFO L138 Inliner]: procedures = 368, calls = 20, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 80 [2023-08-29 09:06:26,106 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:06:26,108 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:06:26,108 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:06:26,109 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:06:26,114 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:26" (1/1) ... [2023-08-29 09:06:26,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:26" (1/1) ... [2023-08-29 09:06:26,129 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:26" (1/1) ... [2023-08-29 09:06:26,132 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:26" (1/1) ... [2023-08-29 09:06:26,137 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:26" (1/1) ... [2023-08-29 09:06:26,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:26" (1/1) ... [2023-08-29 09:06:26,151 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:26" (1/1) ... [2023-08-29 09:06:26,161 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:26" (1/1) ... [2023-08-29 09:06:26,164 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:06:26,165 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:06:26,165 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:06:26,165 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:06:26,166 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:26" (1/1) ... [2023-08-29 09:06:26,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:06:26,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:06:26,193 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 09:06:26,195 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 09:06:26,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:06:26,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:06:26,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:06:26,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:06:26,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:06:26,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-29 09:06:26,226 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-29 09:06:26,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:06:26,227 INFO L130 BoogieDeclarations]: Found specification of procedure thread_function_mutex [2023-08-29 09:06:26,227 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_function_mutex [2023-08-29 09:06:26,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:06:26,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:06:26,228 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 09:06:26,394 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:06:26,396 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:06:26,628 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:06:26,633 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:06:26,635 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-29 09:06:26,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:06:26 BoogieIcfgContainer [2023-08-29 09:06:26,637 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:06:26,638 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:06:26,638 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:06:26,640 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:06:26,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:06:25" (1/3) ... [2023-08-29 09:06:26,641 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f51fdf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:06:26, skipping insertion in model container [2023-08-29 09:06:26,641 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:26" (2/3) ... [2023-08-29 09:06:26,642 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f51fdf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:06:26, skipping insertion in model container [2023-08-29 09:06:26,642 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:06:26" (3/3) ... [2023-08-29 09:06:26,643 INFO L112 eAbstractionObserver]: Analyzing ICFG pthread-demo-datarace-1.i [2023-08-29 09:06:26,648 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:06:26,655 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:06:26,655 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2023-08-29 09:06:26,655 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:06:26,721 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-29 09:06:26,727 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 09:06:26,732 INFO L158 Benchmark]: Toolchain (without parser) took 1218.13ms. Allocated memory is still 86.0MB. Free memory was 61.0MB in the beginning and 39.7MB in the end (delta: 21.3MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2023-08-29 09:06:26,732 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 60.8MB. Free memory is still 38.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:06:26,733 INFO L158 Benchmark]: CACSL2BoogieTranslator took 539.11ms. Allocated memory is still 86.0MB. Free memory was 60.8MB in the beginning and 40.9MB in the end (delta: 19.9MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2023-08-29 09:06:26,733 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.60ms. Allocated memory is still 86.0MB. Free memory was 40.9MB in the beginning and 38.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:06:26,734 INFO L158 Benchmark]: Boogie Preprocessor took 56.94ms. Allocated memory is still 86.0MB. 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 09:06:26,734 INFO L158 Benchmark]: RCFGBuilder took 471.67ms. Allocated memory is still 86.0MB. Free memory was 36.0MB in the beginning and 48.7MB in the end (delta: -12.7MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2023-08-29 09:06:26,735 INFO L158 Benchmark]: TraceAbstraction took 92.93ms. Allocated memory is still 86.0MB. Free memory was 48.2MB in the beginning and 39.7MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-29 09:06:26,741 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 60.8MB. Free memory is still 38.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 539.11ms. Allocated memory is still 86.0MB. Free memory was 60.8MB in the beginning and 40.9MB in the end (delta: 19.9MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.60ms. Allocated memory is still 86.0MB. Free memory was 40.9MB in the beginning and 38.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.94ms. Allocated memory is still 86.0MB. 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 471.67ms. Allocated memory is still 86.0MB. Free memory was 36.0MB in the beginning and 48.7MB in the end (delta: -12.7MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. * TraceAbstraction took 92.93ms. Allocated memory is still 86.0MB. Free memory was 48.2MB in the beginning and 39.7MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. 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 09:06:26,777 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 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