./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/goblint-regression/04-mutex_55-pt_rwlock_rr.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_55-pt_rwlock_rr.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 c5a5c14c57e06cfd3efa20a37113fb2e77fc1d7f7a430797d00e5c1b23749611 --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 09:07:46,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:07:46,105 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:07:46,137 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:07:46,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:07:46,141 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:07:46,143 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:07:46,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:07:46,147 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:07:46,151 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:07:46,152 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:07:46,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:07:46,155 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:07:46,157 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:07:46,159 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:07:46,163 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:07:46,164 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:07:46,166 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:07:46,167 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:07:46,169 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:07:46,170 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:07:46,172 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:07:46,173 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:07:46,174 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:07:46,181 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:07:46,182 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:07:46,182 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:07:46,184 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:07:46,184 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:07:46,185 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:07:46,185 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:07:46,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:07:46,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:07:46,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:07:46,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:07:46,190 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:07:46,191 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:07:46,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:07:46,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:07:46,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:07:46,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:07:46,194 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:07:46,240 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:07:46,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:07:46,241 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:07:46,241 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:07:46,242 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:07:46,242 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:07:46,243 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:07:46,243 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:07:46,243 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:07:46,243 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:07:46,244 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:07:46,244 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:07:46,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:07:46,245 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:07:46,245 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:07:46,245 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:07:46,245 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:07:46,245 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:07:46,246 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:07:46,246 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:07:46,246 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:07:46,246 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:07:46,246 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:07:46,246 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:07:46,247 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:07:46,247 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:07:46,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:07:46,247 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:07:46,247 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:07:46,248 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:07:46,248 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:07:46,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:07:46,248 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:07:46,248 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:07:46,249 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:07:46,249 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:07:46,249 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:07:46,249 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5a5c14c57e06cfd3efa20a37113fb2e77fc1d7f7a430797d00e5c1b23749611 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:07:46,543 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:07:46,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:07:46,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:07:46,563 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:07:46,563 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:07:46,564 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/04-mutex_55-pt_rwlock_rr.i [2023-08-29 09:07:47,657 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:07:47,894 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:07:47,894 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_55-pt_rwlock_rr.i [2023-08-29 09:07:47,907 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b281fe8a3/1c99e07450164f468de31f86b6e9b2a8/FLAGad187dd62 [2023-08-29 09:07:47,920 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b281fe8a3/1c99e07450164f468de31f86b6e9b2a8 [2023-08-29 09:07:47,923 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:07:47,934 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:07:47,935 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:07:47,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:07:47,940 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:07:47,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:07:47" (1/1) ... [2023-08-29 09:07:47,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fce774d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:47, skipping insertion in model container [2023-08-29 09:07:47,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:07:47" (1/1) ... [2023-08-29 09:07:47,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:07:47,987 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:07:48,293 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:07:48,310 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:07:48,365 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:07:48,430 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:07:48,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:48 WrapperNode [2023-08-29 09:07:48,430 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:07:48,432 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:07:48,432 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:07:48,432 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:07:48,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:48" (1/1) ... [2023-08-29 09:07:48,451 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:48" (1/1) ... [2023-08-29 09:07:48,469 INFO L138 Inliner]: procedures = 263, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 57 [2023-08-29 09:07:48,469 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:07:48,470 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:07:48,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:07:48,470 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:07:48,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:48" (1/1) ... [2023-08-29 09:07:48,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:48" (1/1) ... [2023-08-29 09:07:48,485 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:48" (1/1) ... [2023-08-29 09:07:48,485 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:48" (1/1) ... [2023-08-29 09:07:48,490 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:48" (1/1) ... [2023-08-29 09:07:48,492 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:48" (1/1) ... [2023-08-29 09:07:48,494 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:48" (1/1) ... [2023-08-29 09:07:48,500 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:48" (1/1) ... [2023-08-29 09:07:48,502 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:07:48,503 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:07:48,503 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:07:48,503 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:07:48,505 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:48" (1/1) ... [2023-08-29 09:07:48,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:07:48,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:07:48,555 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 09:07:48,576 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 09:07:48,591 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockReadLock [2023-08-29 09:07:48,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:07:48,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:07:48,592 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock [2023-08-29 09:07:48,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:07:48,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:07:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:07:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-29 09:07:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-29 09:07:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:07:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:07:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:07:48,595 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 09:07:48,699 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:07:48,700 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:07:48,908 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:07:48,914 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:07:48,914 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 09:07:48,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:07:48 BoogieIcfgContainer [2023-08-29 09:07:48,916 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:07:48,918 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:07:48,918 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:07:48,921 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:07:48,921 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:07:47" (1/3) ... [2023-08-29 09:07:48,922 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55dec5a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:07:48, skipping insertion in model container [2023-08-29 09:07:48,922 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:48" (2/3) ... [2023-08-29 09:07:48,922 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55dec5a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:07:48, skipping insertion in model container [2023-08-29 09:07:48,922 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:07:48" (3/3) ... [2023-08-29 09:07:48,923 INFO L112 eAbstractionObserver]: Analyzing ICFG 04-mutex_55-pt_rwlock_rr.i [2023-08-29 09:07:48,930 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:07:48,937 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:07:48,938 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2023-08-29 09:07:48,938 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:07:48,981 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-29 09:07:48,987 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 09:07:48,991 INFO L158 Benchmark]: Toolchain (without parser) took 1055.91ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 39.5MB in the beginning and 49.1MB in the end (delta: -9.6MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2023-08-29 09:07:48,992 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory was 32.9MB in the beginning and 32.8MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:07:48,992 INFO L158 Benchmark]: CACSL2BoogieTranslator took 495.27ms. Allocated memory is still 69.2MB. Free memory was 39.4MB in the beginning and 44.2MB in the end (delta: -4.8MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2023-08-29 09:07:48,993 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.59ms. Allocated memory is still 69.2MB. Free memory was 44.2MB in the beginning and 42.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:07:48,993 INFO L158 Benchmark]: Boogie Preprocessor took 33.02ms. Allocated memory is still 69.2MB. Free memory was 42.0MB in the beginning and 40.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:07:48,994 INFO L158 Benchmark]: RCFGBuilder took 413.21ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 40.3MB in the beginning and 56.1MB in the end (delta: -15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-29 09:07:48,995 INFO L158 Benchmark]: TraceAbstraction took 71.47ms. Allocated memory is still 83.9MB. Free memory was 55.4MB in the beginning and 49.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 09:07:48,997 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 54.5MB. Free memory was 32.9MB in the beginning and 32.8MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 495.27ms. Allocated memory is still 69.2MB. Free memory was 39.4MB in the beginning and 44.2MB in the end (delta: -4.8MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.59ms. Allocated memory is still 69.2MB. Free memory was 44.2MB in the beginning and 42.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.02ms. Allocated memory is still 69.2MB. Free memory was 42.0MB in the beginning and 40.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 413.21ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 40.3MB in the beginning and 56.1MB in the end (delta: -15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 71.47ms. Allocated memory is still 83.9MB. Free memory was 55.4MB in the beginning and 49.1MB 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 09:07:49,016 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_55-pt_rwlock_rr.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 c5a5c14c57e06cfd3efa20a37113fb2e77fc1d7f7a430797d00e5c1b23749611 --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 09:07:50,820 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:07:50,822 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:07:50,851 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:07:50,852 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:07:50,853 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:07:50,854 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:07:50,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:07:50,857 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:07:50,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:07:50,859 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:07:50,860 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:07:50,860 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:07:50,861 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:07:50,862 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:07:50,863 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:07:50,864 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:07:50,865 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:07:50,866 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:07:50,868 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:07:50,869 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:07:50,870 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:07:50,871 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:07:50,872 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:07:50,875 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:07:50,876 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:07:50,876 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:07:50,877 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:07:50,877 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:07:50,878 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:07:50,879 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:07:50,879 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:07:50,880 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:07:50,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:07:50,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:07:50,882 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:07:50,883 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:07:50,883 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:07:50,883 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:07:50,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:07:50,885 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:07:50,886 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:07:50,906 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:07:50,906 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:07:50,906 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:07:50,907 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:07:50,907 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:07:50,907 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:07:50,908 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:07:50,908 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:07:50,908 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:07:50,909 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:07:50,909 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:07:50,909 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:07:50,909 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:07:50,909 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:07:50,910 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:07:50,910 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:07:50,910 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:07:50,910 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:07:50,910 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:07:50,911 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:07:50,911 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:07:50,911 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:07:50,911 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:07:50,911 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:07:50,912 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:07:50,912 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:07:50,912 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:07:50,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:07:50,912 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:07:50,913 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:07:50,913 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:07:50,913 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:07:50,913 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:07:50,913 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:07:50,914 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:07:50,914 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:07:50,914 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:07:50,914 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:07:50,914 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:07:50,914 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5a5c14c57e06cfd3efa20a37113fb2e77fc1d7f7a430797d00e5c1b23749611 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:07:51,237 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:07:51,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:07:51,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:07:51,259 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:07:51,264 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:07:51,265 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/04-mutex_55-pt_rwlock_rr.i [2023-08-29 09:07:52,360 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:07:52,646 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:07:52,657 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_55-pt_rwlock_rr.i [2023-08-29 09:07:52,674 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e69f45793/438753aa8fc740e89edf8f3b1ee58c6d/FLAGbcc9d3e36 [2023-08-29 09:07:52,693 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e69f45793/438753aa8fc740e89edf8f3b1ee58c6d [2023-08-29 09:07:52,695 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:07:52,697 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:07:52,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:07:52,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:07:52,703 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:07:52,703 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:07:52" (1/1) ... [2023-08-29 09:07:52,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c6e0e8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:52, skipping insertion in model container [2023-08-29 09:07:52,705 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:07:52" (1/1) ... [2023-08-29 09:07:52,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:07:52,764 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:07:53,186 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:07:53,201 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:07:53,256 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:07:53,330 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:07:53,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:53 WrapperNode [2023-08-29 09:07:53,331 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:07:53,332 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:07:53,332 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:07:53,332 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:07:53,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:53" (1/1) ... [2023-08-29 09:07:53,367 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:53" (1/1) ... [2023-08-29 09:07:53,395 INFO L138 Inliner]: procedures = 267, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 58 [2023-08-29 09:07:53,396 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:07:53,397 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:07:53,397 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:07:53,397 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:07:53,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:53" (1/1) ... [2023-08-29 09:07:53,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:53" (1/1) ... [2023-08-29 09:07:53,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:53" (1/1) ... [2023-08-29 09:07:53,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:53" (1/1) ... [2023-08-29 09:07:53,430 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:53" (1/1) ... [2023-08-29 09:07:53,433 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:53" (1/1) ... [2023-08-29 09:07:53,437 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:53" (1/1) ... [2023-08-29 09:07:53,443 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:53" (1/1) ... [2023-08-29 09:07:53,445 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:07:53,447 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:07:53,448 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:07:53,448 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:07:53,449 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:53" (1/1) ... [2023-08-29 09:07:53,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:07:53,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:07:53,482 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 09:07:53,502 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 09:07:53,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:07:53,516 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockReadLock [2023-08-29 09:07:53,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:07:53,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:07:53,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:07:53,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:07:53,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-29 09:07:53,518 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock [2023-08-29 09:07:53,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:07:53,518 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-29 09:07:53,518 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-29 09:07:53,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:07:53,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:07:53,520 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 09:07:53,694 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:07:53,695 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:07:53,920 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:07:53,925 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:07:53,925 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 09:07:53,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:07:53 BoogieIcfgContainer [2023-08-29 09:07:53,927 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:07:53,928 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:07:53,928 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:07:53,931 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:07:53,931 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:07:52" (1/3) ... [2023-08-29 09:07:53,931 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a38180 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:07:53, skipping insertion in model container [2023-08-29 09:07:53,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:53" (2/3) ... [2023-08-29 09:07:53,932 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a38180 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:07:53, skipping insertion in model container [2023-08-29 09:07:53,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:07:53" (3/3) ... [2023-08-29 09:07:53,933 INFO L112 eAbstractionObserver]: Analyzing ICFG 04-mutex_55-pt_rwlock_rr.i [2023-08-29 09:07:53,939 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:07:53,947 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:07:53,947 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2023-08-29 09:07:53,947 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:07:54,036 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-29 09:07:54,042 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 09:07:54,047 INFO L158 Benchmark]: Toolchain (without parser) took 1348.93ms. Allocated memory is still 79.7MB. Free memory was 55.3MB in the beginning and 42.3MB in the end (delta: 13.0MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2023-08-29 09:07:54,047 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 56.6MB. Free memory was 34.2MB in the beginning and 34.2MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:07:54,048 INFO L158 Benchmark]: CACSL2BoogieTranslator took 631.86ms. Allocated memory is still 79.7MB. Free memory was 55.1MB in the beginning and 47.6MB in the end (delta: 7.4MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2023-08-29 09:07:54,049 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.16ms. Allocated memory is still 79.7MB. Free memory was 47.6MB in the beginning and 45.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:07:54,050 INFO L158 Benchmark]: Boogie Preprocessor took 50.08ms. Allocated memory is still 79.7MB. Free memory was 45.2MB in the beginning and 43.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:07:54,050 INFO L158 Benchmark]: RCFGBuilder took 479.48ms. Allocated memory is still 79.7MB. Free memory was 43.2MB in the beginning and 50.8MB in the end (delta: -7.5MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2023-08-29 09:07:54,051 INFO L158 Benchmark]: TraceAbstraction took 117.29ms. Allocated memory is still 79.7MB. Free memory was 50.0MB in the beginning and 42.3MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-29 09:07:54,058 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 56.6MB. Free memory was 34.2MB in the beginning and 34.2MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 631.86ms. Allocated memory is still 79.7MB. Free memory was 55.1MB in the beginning and 47.6MB in the end (delta: 7.4MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.16ms. Allocated memory is still 79.7MB. Free memory was 47.6MB in the beginning and 45.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.08ms. Allocated memory is still 79.7MB. Free memory was 45.2MB in the beginning and 43.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 479.48ms. Allocated memory is still 79.7MB. Free memory was 43.2MB in the beginning and 50.8MB in the end (delta: -7.5MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * TraceAbstraction took 117.29ms. Allocated memory is still 79.7MB. Free memory was 50.0MB in the beginning and 42.3MB in the end (delta: 7.7MB). 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 09:07:54,081 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