./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/goblint-regression/04-mutex_41-pt_rwlock.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_41-pt_rwlock.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 fef1217f8a35a342f6e4927c3581e159c4208b83ce3f67c4227091859235df56 --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 09:07:31,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:07:31,936 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:07:31,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:07:31,970 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:07:31,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:07:31,973 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:07:31,975 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:07:31,978 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:07:31,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:07:31,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:07:31,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:07:31,984 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:07:31,985 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:07:31,986 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:07:31,989 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:07:31,989 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:07:31,990 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:07:31,991 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:07:31,996 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:07:31,997 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:07:31,998 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:07:31,998 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:07:31,999 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:07:32,003 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:07:32,004 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:07:32,004 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:07:32,005 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:07:32,006 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:07:32,006 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:07:32,006 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:07:32,011 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:07:32,012 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:07:32,012 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:07:32,013 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:07:32,013 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:07:32,013 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:07:32,014 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:07:32,014 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:07:32,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:07:32,015 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:07:32,016 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:07:32,049 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:07:32,049 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:07:32,050 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:07:32,050 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:07:32,050 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:07:32,051 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:07:32,051 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:07:32,051 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:07:32,051 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:07:32,051 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:07:32,052 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:07:32,052 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:07:32,052 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:07:32,052 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:07:32,052 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:07:32,053 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:07:32,053 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:07:32,053 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:07:32,053 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:07:32,053 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:07:32,053 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:07:32,053 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:07:32,053 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:07:32,054 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:07:32,054 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:07:32,054 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:07:32,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:07:32,054 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:07:32,054 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:07:32,054 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:07:32,055 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:07:32,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:07:32,055 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:07:32,055 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:07:32,055 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:07:32,055 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:07:32,055 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:07:32,055 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fef1217f8a35a342f6e4927c3581e159c4208b83ce3f67c4227091859235df56 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:07:32,287 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:07:32,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:07:32,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:07:32,309 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:07:32,310 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:07:32,310 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/04-mutex_41-pt_rwlock.i [2023-08-29 09:07:33,276 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:07:33,473 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:07:33,474 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_41-pt_rwlock.i [2023-08-29 09:07:33,484 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97aa4b1c8/68d20ab500f54f9d90aded54cb7755c2/FLAG1c855cd12 [2023-08-29 09:07:33,496 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97aa4b1c8/68d20ab500f54f9d90aded54cb7755c2 [2023-08-29 09:07:33,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:07:33,499 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:07:33,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:07:33,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:07:33,503 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:07:33,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:07:33" (1/1) ... [2023-08-29 09:07:33,505 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c19fb59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:33, skipping insertion in model container [2023-08-29 09:07:33,505 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:07:33" (1/1) ... [2023-08-29 09:07:33,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:07:33,552 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:07:33,857 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:07:33,867 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:07:33,908 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:07:33,946 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:07:33,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:33 WrapperNode [2023-08-29 09:07:33,946 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:07:33,947 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:07:33,947 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:07:33,947 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:07:33,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:33" (1/1) ... [2023-08-29 09:07:33,961 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:33" (1/1) ... [2023-08-29 09:07:33,973 INFO L138 Inliner]: procedures = 264, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 57 [2023-08-29 09:07:33,973 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:07:33,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:07:33,974 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:07:33,974 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:07:33,979 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:33" (1/1) ... [2023-08-29 09:07:33,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:33" (1/1) ... [2023-08-29 09:07:33,981 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:33" (1/1) ... [2023-08-29 09:07:33,981 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:33" (1/1) ... [2023-08-29 09:07:33,985 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:33" (1/1) ... [2023-08-29 09:07:33,986 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:33" (1/1) ... [2023-08-29 09:07:33,987 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:33" (1/1) ... [2023-08-29 09:07:33,987 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:33" (1/1) ... [2023-08-29 09:07:33,989 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:07:33,990 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:07:33,990 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:07:33,990 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:07:33,990 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:33" (1/1) ... [2023-08-29 09:07:34,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:07:34,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:07:34,019 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 09:07:34,020 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 09:07:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockReadLock [2023-08-29 09:07:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:07:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockWriteLock [2023-08-29 09:07:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:07:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock [2023-08-29 09:07:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:07:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:07:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:07:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-29 09:07:34,049 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-29 09:07:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:07:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:07:34,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:07:34,051 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 09:07:34,149 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:07:34,150 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:07:34,325 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:07:34,330 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:07:34,330 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 09:07:34,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:07:34 BoogieIcfgContainer [2023-08-29 09:07:34,331 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:07:34,333 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:07:34,333 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:07:34,335 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:07:34,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:07:33" (1/3) ... [2023-08-29 09:07:34,335 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7de095b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:07:34, skipping insertion in model container [2023-08-29 09:07:34,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:33" (2/3) ... [2023-08-29 09:07:34,336 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7de095b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:07:34, skipping insertion in model container [2023-08-29 09:07:34,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:07:34" (3/3) ... [2023-08-29 09:07:34,336 INFO L112 eAbstractionObserver]: Analyzing ICFG 04-mutex_41-pt_rwlock.i [2023-08-29 09:07:34,341 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:07:34,347 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:07:34,347 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2023-08-29 09:07:34,347 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:07:34,389 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-29 09:07:34,393 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 09:07:34,397 INFO L158 Benchmark]: Toolchain (without parser) took 897.46ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 44.5MB in the beginning and 44.1MB in the end (delta: 423.0kB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2023-08-29 09:07:34,398 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 52.4MB. Free memory was 30.6MB in the beginning and 30.5MB in the end (delta: 33.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:07:34,399 INFO L158 Benchmark]: CACSL2BoogieTranslator took 445.75ms. Allocated memory is still 69.2MB. Free memory was 44.3MB in the beginning and 35.2MB in the end (delta: 9.1MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-08-29 09:07:34,400 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.41ms. Allocated memory is still 69.2MB. Free memory was 35.0MB in the beginning and 32.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:07:34,400 INFO L158 Benchmark]: Boogie Preprocessor took 15.10ms. Allocated memory is still 69.2MB. Free memory was 32.7MB in the beginning and 31.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:07:34,401 INFO L158 Benchmark]: RCFGBuilder took 341.87ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 31.3MB in the beginning and 51.1MB in the end (delta: -19.8MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2023-08-29 09:07:34,401 INFO L158 Benchmark]: TraceAbstraction took 62.69ms. Allocated memory is still 83.9MB. Free memory was 50.3MB in the beginning and 44.1MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 09:07:34,412 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 52.4MB. Free memory was 30.6MB in the beginning and 30.5MB in the end (delta: 33.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 445.75ms. Allocated memory is still 69.2MB. Free memory was 44.3MB in the beginning and 35.2MB in the end (delta: 9.1MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.41ms. Allocated memory is still 69.2MB. Free memory was 35.0MB in the beginning and 32.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 15.10ms. Allocated memory is still 69.2MB. Free memory was 32.7MB in the beginning and 31.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 341.87ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 31.3MB in the beginning and 51.1MB in the end (delta: -19.8MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. * TraceAbstraction took 62.69ms. Allocated memory is still 83.9MB. Free memory was 50.3MB in the beginning and 44.1MB in the end (delta: 6.2MB). 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 09:07:34,430 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/goblint-regression/04-mutex_41-pt_rwlock.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 fef1217f8a35a342f6e4927c3581e159c4208b83ce3f67c4227091859235df56 --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 09:07:35,949 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:07:35,950 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:07:35,982 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:07:35,983 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:07:35,985 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:07:35,987 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:07:35,989 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:07:35,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:07:35,993 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:07:35,994 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:07:35,995 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:07:35,996 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:07:35,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:07:35,998 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:07:36,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:07:36,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:07:36,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:07:36,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:07:36,008 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:07:36,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:07:36,010 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:07:36,015 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:07:36,016 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:07:36,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:07:36,022 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:07:36,022 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:07:36,023 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:07:36,023 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:07:36,024 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:07:36,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:07:36,025 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:07:36,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:07:36,027 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:07:36,028 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:07:36,028 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:07:36,028 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:07:36,028 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:07:36,029 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:07:36,029 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:07:36,030 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:07:36,031 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:07:36,053 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:07:36,054 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:07:36,054 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:07:36,055 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:07:36,055 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:07:36,055 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:07:36,056 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:07:36,056 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:07:36,056 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:07:36,056 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:07:36,057 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:07:36,057 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:07:36,057 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:07:36,057 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:07:36,057 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:07:36,058 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:07:36,058 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:07:36,058 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:07:36,058 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:07:36,058 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:07:36,058 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:07:36,058 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:07:36,059 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:07:36,059 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:07:36,059 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:07:36,059 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:07:36,059 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:07:36,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:07:36,060 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:07:36,060 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:07:36,060 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:07:36,060 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:07:36,060 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:07:36,060 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:07:36,060 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:07:36,061 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:07:36,061 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:07:36,061 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:07:36,061 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:07:36,061 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fef1217f8a35a342f6e4927c3581e159c4208b83ce3f67c4227091859235df56 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:07:36,274 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:07:36,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:07:36,298 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:07:36,299 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:07:36,299 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:07:36,300 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/04-mutex_41-pt_rwlock.i [2023-08-29 09:07:37,196 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:07:37,424 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:07:37,427 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_41-pt_rwlock.i [2023-08-29 09:07:37,445 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ec8c433f/84162924e21745869b0c4f9ba5dc2566/FLAG1a838d9a4 [2023-08-29 09:07:37,460 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ec8c433f/84162924e21745869b0c4f9ba5dc2566 [2023-08-29 09:07:37,462 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:07:37,463 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:07:37,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:07:37,464 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:07:37,466 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:07:37,466 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:07:37" (1/1) ... [2023-08-29 09:07:37,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9d22677 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:37, skipping insertion in model container [2023-08-29 09:07:37,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:07:37" (1/1) ... [2023-08-29 09:07:37,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:07:37,496 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:07:37,797 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:07:37,813 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:07:37,856 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:07:37,921 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:07:37,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:37 WrapperNode [2023-08-29 09:07:37,921 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:07:37,922 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:07:37,922 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:07:37,922 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:07:37,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:37" (1/1) ... [2023-08-29 09:07:37,951 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:37" (1/1) ... [2023-08-29 09:07:37,975 INFO L138 Inliner]: procedures = 268, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 58 [2023-08-29 09:07:37,975 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:07:37,976 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:07:37,976 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:07:37,976 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:07:37,982 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:37" (1/1) ... [2023-08-29 09:07:37,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:37" (1/1) ... [2023-08-29 09:07:37,987 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:37" (1/1) ... [2023-08-29 09:07:37,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:37" (1/1) ... [2023-08-29 09:07:38,003 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:37" (1/1) ... [2023-08-29 09:07:38,008 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:37" (1/1) ... [2023-08-29 09:07:38,010 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:37" (1/1) ... [2023-08-29 09:07:38,015 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:37" (1/1) ... [2023-08-29 09:07:38,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:07:38,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:07:38,021 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:07:38,021 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:07:38,022 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:37" (1/1) ... [2023-08-29 09:07:38,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:07:38,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:07:38,042 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 09:07:38,049 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 09:07:38,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:07:38,070 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockReadLock [2023-08-29 09:07:38,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:07:38,071 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockWriteLock [2023-08-29 09:07:38,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:07:38,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:07:38,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:07:38,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-29 09:07:38,072 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock [2023-08-29 09:07:38,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:07:38,072 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-29 09:07:38,072 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-29 09:07:38,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:07:38,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:07:38,073 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 09:07:38,205 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:07:38,206 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:07:38,349 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:07:38,354 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:07:38,354 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 09:07:38,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:07:38 BoogieIcfgContainer [2023-08-29 09:07:38,355 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:07:38,357 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:07:38,357 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:07:38,359 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:07:38,359 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:07:37" (1/3) ... [2023-08-29 09:07:38,359 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@687377b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:07:38, skipping insertion in model container [2023-08-29 09:07:38,359 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:37" (2/3) ... [2023-08-29 09:07:38,360 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@687377b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:07:38, skipping insertion in model container [2023-08-29 09:07:38,360 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:07:38" (3/3) ... [2023-08-29 09:07:38,360 INFO L112 eAbstractionObserver]: Analyzing ICFG 04-mutex_41-pt_rwlock.i [2023-08-29 09:07:38,365 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:07:38,372 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:07:38,372 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2023-08-29 09:07:38,372 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:07:38,450 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-29 09:07:38,455 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 09:07:38,460 INFO L158 Benchmark]: Toolchain (without parser) took 996.31ms. Allocated memory is still 83.9MB. Free memory was 60.5MB in the beginning and 56.6MB in the end (delta: 3.9MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2023-08-29 09:07:38,460 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 62.9MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:07:38,461 INFO L158 Benchmark]: CACSL2BoogieTranslator took 458.04ms. Allocated memory is still 83.9MB. Free memory was 60.2MB in the beginning and 54.7MB in the end (delta: 5.5MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2023-08-29 09:07:38,461 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.08ms. Allocated memory is still 83.9MB. Free memory was 54.7MB in the beginning and 52.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:07:38,462 INFO L158 Benchmark]: Boogie Preprocessor took 44.65ms. Allocated memory is still 83.9MB. Free memory was 52.2MB in the beginning and 50.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:07:38,462 INFO L158 Benchmark]: RCFGBuilder took 334.91ms. Allocated memory is still 83.9MB. Free memory was 50.5MB in the beginning and 34.5MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-29 09:07:38,463 INFO L158 Benchmark]: TraceAbstraction took 101.83ms. Allocated memory is still 83.9MB. Free memory was 34.1MB in the beginning and 56.6MB in the end (delta: -22.6MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2023-08-29 09:07:38,468 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 62.9MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 458.04ms. Allocated memory is still 83.9MB. Free memory was 60.2MB in the beginning and 54.7MB in the end (delta: 5.5MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.08ms. Allocated memory is still 83.9MB. Free memory was 54.7MB in the beginning and 52.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.65ms. Allocated memory is still 83.9MB. Free memory was 52.2MB in the beginning and 50.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 334.91ms. Allocated memory is still 83.9MB. Free memory was 50.5MB in the beginning and 34.5MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 101.83ms. Allocated memory is still 83.9MB. Free memory was 34.1MB in the beginning and 56.6MB in the end (delta: -22.6MB). Peak memory consumption was 5.1MB. 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 09:07:38,489 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