./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/goblint-regression/04-mutex_54-pt_rwlock_ww.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/goblint-regression/04-mutex_54-pt_rwlock_ww.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 a0d4dc1bad36ea6a944d96610a1da4f49d6f4e54f23122f87b052f14d480b584 --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 09:07:43,549 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:07:43,552 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:07:43,596 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:07:43,598 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:07:43,601 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:07:43,603 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:07:43,606 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:07:43,608 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:07:43,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:07:43,614 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:07:43,616 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:07:43,616 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:07:43,618 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:07:43,619 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:07:43,624 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:07:43,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:07:43,626 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:07:43,628 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:07:43,637 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:07:43,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:07:43,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:07:43,643 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:07:43,643 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:07:43,650 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:07:43,651 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:07:43,651 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:07:43,653 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:07:43,654 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:07:43,655 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:07:43,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:07:43,661 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:07:43,663 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:07:43,664 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:07:43,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:07:43,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:07:43,665 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:07:43,666 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:07:43,666 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:07:43,667 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:07:43,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:07:43,669 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:07:43,701 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:07:43,701 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:07:43,703 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:07:43,703 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:07:43,704 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:07:43,704 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:07:43,704 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:07:43,704 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:07:43,705 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:07:43,705 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:07:43,706 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:07:43,706 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:07:43,706 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:07:43,706 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:07:43,706 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:07:43,707 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:07:43,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:07:43,707 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:07:43,707 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:07:43,707 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:07:43,708 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:07:43,708 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:07:43,708 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:07:43,708 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:07:43,708 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:07:43,709 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:07:43,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:07:43,709 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:07:43,709 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:07:43,709 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:07:43,710 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:07:43,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:07:43,710 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:07:43,710 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:07:43,710 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:07:43,711 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:07:43,711 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:07:43,711 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0d4dc1bad36ea6a944d96610a1da4f49d6f4e54f23122f87b052f14d480b584 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:07:44,021 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:07:44,036 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:07:44,038 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:07:44,039 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:07:44,039 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:07:44,040 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/04-mutex_54-pt_rwlock_ww.i [2023-08-29 09:07:45,242 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:07:45,508 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:07:45,509 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_54-pt_rwlock_ww.i [2023-08-29 09:07:45,521 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/742e0d66c/590fc0561657402196a089dcc795b66d/FLAG7f147b0ae [2023-08-29 09:07:45,536 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/742e0d66c/590fc0561657402196a089dcc795b66d [2023-08-29 09:07:45,538 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:07:45,539 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:07:45,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:07:45,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:07:45,548 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:07:45,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:07:45" (1/1) ... [2023-08-29 09:07:45,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2887e8b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:45, skipping insertion in model container [2023-08-29 09:07:45,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:07:45" (1/1) ... [2023-08-29 09:07:45,557 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:07:45,609 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:07:45,971 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:07:45,988 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:07:46,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:07:46,155 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:07:46,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:46 WrapperNode [2023-08-29 09:07:46,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:07:46,157 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:07:46,157 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:07:46,157 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:07:46,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:46" (1/1) ... [2023-08-29 09:07:46,194 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:46" (1/1) ... [2023-08-29 09:07:46,222 INFO L138 Inliner]: procedures = 263, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 57 [2023-08-29 09:07:46,223 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:07:46,224 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:07:46,224 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:07:46,224 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:07:46,232 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:46" (1/1) ... [2023-08-29 09:07:46,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:46" (1/1) ... [2023-08-29 09:07:46,245 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:46" (1/1) ... [2023-08-29 09:07:46,246 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:46" (1/1) ... [2023-08-29 09:07:46,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:46" (1/1) ... [2023-08-29 09:07:46,260 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:46" (1/1) ... [2023-08-29 09:07:46,262 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:46" (1/1) ... [2023-08-29 09:07:46,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:46" (1/1) ... [2023-08-29 09:07:46,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:07:46,273 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:07:46,274 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:07:46,274 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:07:46,275 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:46" (1/1) ... [2023-08-29 09:07:46,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:07:46,291 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:07:46,306 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 09:07:46,332 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 09:07:46,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:07:46,346 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockWriteLock [2023-08-29 09:07:46,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:07:46,347 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock [2023-08-29 09:07:46,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:07:46,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:07:46,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:07:46,347 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-29 09:07:46,347 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-29 09:07:46,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:07:46,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:07:46,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:07:46,349 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 09:07:46,497 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:07:46,499 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:07:46,641 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:07:46,647 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:07:46,647 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 09:07:46,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:07:46 BoogieIcfgContainer [2023-08-29 09:07:46,656 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:07:46,657 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:07:46,657 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:07:46,660 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:07:46,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:07:45" (1/3) ... [2023-08-29 09:07:46,661 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@351541c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:07:46, skipping insertion in model container [2023-08-29 09:07:46,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:46" (2/3) ... [2023-08-29 09:07:46,662 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@351541c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:07:46, skipping insertion in model container [2023-08-29 09:07:46,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:07:46" (3/3) ... [2023-08-29 09:07:46,663 INFO L112 eAbstractionObserver]: Analyzing ICFG 04-mutex_54-pt_rwlock_ww.i [2023-08-29 09:07:46,670 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:07:46,678 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:07:46,679 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2023-08-29 09:07:46,679 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:07:46,720 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-29 09:07:46,726 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 09:07:46,730 INFO L158 Benchmark]: Toolchain (without parser) took 1190.63ms. Allocated memory is still 81.8MB. Free memory was 58.2MB in the beginning and 52.4MB in the end (delta: 5.7MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2023-08-29 09:07:46,731 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 65.0MB. Free memory was 42.8MB in the beginning and 42.8MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:07:46,731 INFO L158 Benchmark]: CACSL2BoogieTranslator took 616.41ms. Allocated memory is still 81.8MB. Free memory was 57.9MB in the beginning and 50.2MB in the end (delta: 7.7MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2023-08-29 09:07:46,732 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.85ms. Allocated memory is still 81.8MB. Free memory was 50.2MB in the beginning and 47.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:07:46,733 INFO L158 Benchmark]: Boogie Preprocessor took 48.64ms. Allocated memory is still 81.8MB. Free memory was 47.8MB in the beginning and 46.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:07:46,733 INFO L158 Benchmark]: RCFGBuilder took 382.43ms. Allocated memory is still 81.8MB. Free memory was 46.1MB in the beginning and 59.1MB in the end (delta: -13.0MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-08-29 09:07:46,734 INFO L158 Benchmark]: TraceAbstraction took 71.84ms. Allocated memory is still 81.8MB. Free memory was 58.7MB in the beginning and 52.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 09:07:46,737 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 65.0MB. Free memory was 42.8MB in the beginning and 42.8MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 616.41ms. Allocated memory is still 81.8MB. Free memory was 57.9MB in the beginning and 50.2MB in the end (delta: 7.7MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.85ms. Allocated memory is still 81.8MB. Free memory was 50.2MB in the beginning and 47.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.64ms. Allocated memory is still 81.8MB. Free memory was 47.8MB in the beginning and 46.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 382.43ms. Allocated memory is still 81.8MB. Free memory was 46.1MB in the beginning and 59.1MB in the end (delta: -13.0MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * TraceAbstraction took 71.84ms. Allocated memory is still 81.8MB. Free memory was 58.7MB in the beginning and 52.4MB 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 09:07:46,757 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/goblint-regression/04-mutex_54-pt_rwlock_ww.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 a0d4dc1bad36ea6a944d96610a1da4f49d6f4e54f23122f87b052f14d480b584 --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 09:07:48,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:07:48,586 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:07:48,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:07:48,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:07:48,636 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:07:48,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:07:48,640 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:07:48,642 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:07:48,647 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:07:48,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:07:48,650 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:07:48,650 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:07:48,652 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:07:48,653 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:07:48,658 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:07:48,660 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:07:48,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:07:48,662 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:07:48,670 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:07:48,676 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:07:48,677 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:07:48,678 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:07:48,679 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:07:48,685 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:07:48,686 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:07:48,686 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:07:48,688 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:07:48,688 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:07:48,689 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:07:48,689 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:07:48,691 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:07:48,693 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:07:48,694 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:07:48,694 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:07:48,695 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:07:48,695 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:07:48,695 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:07:48,696 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:07:48,696 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:07:48,697 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:07:48,698 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:07:48,734 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:07:48,734 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:07:48,735 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:07:48,736 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:07:48,736 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:07:48,737 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:07:48,737 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:07:48,737 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:07:48,738 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:07:48,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:07:48,739 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:07:48,739 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:07:48,739 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:07:48,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:07:48,739 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:07:48,740 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:07:48,740 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:07:48,740 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:07:48,740 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:07:48,740 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:07:48,740 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:07:48,741 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:07:48,741 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:07:48,741 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:07:48,741 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:07:48,741 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:07:48,742 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:07:48,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:07:48,742 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:07:48,742 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:07:48,742 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:07:48,743 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:07:48,743 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:07:48,743 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:07:48,743 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:07:48,743 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:07:48,744 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:07:48,744 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:07:48,744 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:07:48,744 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0d4dc1bad36ea6a944d96610a1da4f49d6f4e54f23122f87b052f14d480b584 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:07:49,049 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:07:49,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:07:49,070 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:07:49,072 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:07:49,072 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:07:49,073 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/04-mutex_54-pt_rwlock_ww.i [2023-08-29 09:07:50,156 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:07:50,430 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:07:50,430 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_54-pt_rwlock_ww.i [2023-08-29 09:07:50,442 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38a9f658d/c9bad4ada67d4c53a8d3f0d57f98a964/FLAGd0d857088 [2023-08-29 09:07:50,459 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38a9f658d/c9bad4ada67d4c53a8d3f0d57f98a964 [2023-08-29 09:07:50,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:07:50,462 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:07:50,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:07:50,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:07:50,467 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:07:50,468 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:07:50" (1/1) ... [2023-08-29 09:07:50,469 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29e7abdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:50, skipping insertion in model container [2023-08-29 09:07:50,469 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:07:50" (1/1) ... [2023-08-29 09:07:50,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:07:50,519 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:07:50,872 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:07:50,891 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:07:50,932 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:07:51,037 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:07:51,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:51 WrapperNode [2023-08-29 09:07:51,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:07:51,038 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:07:51,039 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:07:51,039 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:07:51,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:51" (1/1) ... [2023-08-29 09:07:51,068 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:51" (1/1) ... [2023-08-29 09:07:51,104 INFO L138 Inliner]: procedures = 267, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 58 [2023-08-29 09:07:51,104 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:07:51,105 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:07:51,106 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:07:51,106 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:07:51,113 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:51" (1/1) ... [2023-08-29 09:07:51,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:51" (1/1) ... [2023-08-29 09:07:51,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:51" (1/1) ... [2023-08-29 09:07:51,121 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:51" (1/1) ... [2023-08-29 09:07:51,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:51" (1/1) ... [2023-08-29 09:07:51,142 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:51" (1/1) ... [2023-08-29 09:07:51,151 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:51" (1/1) ... [2023-08-29 09:07:51,153 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:51" (1/1) ... [2023-08-29 09:07:51,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:07:51,163 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:07:51,164 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:07:51,164 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:07:51,164 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:51" (1/1) ... [2023-08-29 09:07:51,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:07:51,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:07:51,198 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 09:07:51,205 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 09:07:51,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:07:51,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:07:51,233 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockWriteLock [2023-08-29 09:07:51,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:07:51,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:07:51,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:07:51,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-29 09:07:51,235 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock [2023-08-29 09:07:51,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:07:51,235 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-29 09:07:51,235 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-29 09:07:51,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:07:51,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:07:51,237 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 09:07:51,422 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:07:51,423 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:07:51,654 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:07:51,660 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:07:51,661 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 09:07:51,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:07:51 BoogieIcfgContainer [2023-08-29 09:07:51,664 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:07:51,666 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:07:51,666 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:07:51,669 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:07:51,669 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:07:50" (1/3) ... [2023-08-29 09:07:51,669 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bfdf06a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:07:51, skipping insertion in model container [2023-08-29 09:07:51,670 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:51" (2/3) ... [2023-08-29 09:07:51,670 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bfdf06a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:07:51, skipping insertion in model container [2023-08-29 09:07:51,670 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:07:51" (3/3) ... [2023-08-29 09:07:51,671 INFO L112 eAbstractionObserver]: Analyzing ICFG 04-mutex_54-pt_rwlock_ww.i [2023-08-29 09:07:51,679 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:07:51,687 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:07:51,688 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2023-08-29 09:07:51,688 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:07:51,767 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-29 09:07:51,777 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 09:07:51,783 INFO L158 Benchmark]: Toolchain (without parser) took 1320.50ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 52.4MB in the beginning and 41.2MB in the end (delta: 11.2MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2023-08-29 09:07:51,784 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 75.5MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:07:51,784 INFO L158 Benchmark]: CACSL2BoogieTranslator took 574.98ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 52.4MB in the beginning and 70.0MB in the end (delta: -17.6MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2023-08-29 09:07:51,785 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.80ms. Allocated memory is still 96.5MB. Free memory was 70.0MB in the beginning and 67.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:07:51,786 INFO L158 Benchmark]: Boogie Preprocessor took 56.94ms. Allocated memory is still 96.5MB. Free memory was 67.3MB in the beginning and 65.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:07:51,786 INFO L158 Benchmark]: RCFGBuilder took 500.97ms. Allocated memory is still 96.5MB. Free memory was 65.3MB in the beginning and 49.6MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-29 09:07:51,787 INFO L158 Benchmark]: TraceAbstraction took 115.79ms. Allocated memory is still 96.5MB. Free memory was 48.6MB in the beginning and 41.2MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-29 09:07:51,794 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 75.5MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 574.98ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 52.4MB in the beginning and 70.0MB in the end (delta: -17.6MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.80ms. Allocated memory is still 96.5MB. Free memory was 70.0MB in the beginning and 67.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.94ms. Allocated memory is still 96.5MB. Free memory was 67.3MB in the beginning and 65.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 500.97ms. Allocated memory is still 96.5MB. Free memory was 65.3MB in the beginning and 49.6MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 115.79ms. Allocated memory is still 96.5MB. Free memory was 48.6MB in the beginning and 41.2MB in the end (delta: 7.4MB). 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 09:07:51,819 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