./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-complex/bounded_buffer.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-complex/bounded_buffer.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 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 --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 09:04:17,238 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:04:17,240 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:04:17,284 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:04:17,287 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:04:17,290 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:04:17,292 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:04:17,294 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:04:17,296 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:04:17,301 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:04:17,302 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:04:17,307 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:04:17,307 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:04:17,309 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:04:17,311 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:04:17,314 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:04:17,315 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:04:17,316 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:04:17,317 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:04:17,320 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:04:17,321 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:04:17,322 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:04:17,323 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:04:17,324 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:04:17,332 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:04:17,332 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:04:17,332 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:04:17,334 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:04:17,335 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:04:17,335 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:04:17,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:04:17,342 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:04:17,344 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:04:17,345 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:04:17,345 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:04:17,345 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:04:17,346 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:04:17,346 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:04:17,346 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:04:17,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:04:17,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:04:17,360 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:04:17,393 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:04:17,393 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:04:17,395 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:04:17,395 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:04:17,396 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:04:17,396 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:04:17,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:04:17,396 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:04:17,397 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:04:17,397 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:04:17,398 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:04:17,398 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:04:17,398 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:04:17,398 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:04:17,398 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:04:17,398 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:04:17,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:04:17,399 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:04:17,399 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:04:17,399 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:04:17,399 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:04:17,399 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:04:17,400 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:04:17,400 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:04:17,400 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:04:17,400 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:04:17,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:04:17,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:04:17,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:04:17,401 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:04:17,401 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:04:17,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:04:17,402 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:04:17,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:04:17,402 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:04:17,402 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:04:17,402 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:04:17,402 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:04:17,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:04:17,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:04:17,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:04:17,704 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:04:17,704 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:04:17,705 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-complex/bounded_buffer.i [2023-08-29 09:04:18,764 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:04:19,095 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:04:19,095 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i [2023-08-29 09:04:19,116 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e381ff7ca/fee7f58af66340d594b53e15cf9e1d95/FLAG7f1daeee4 [2023-08-29 09:04:19,131 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e381ff7ca/fee7f58af66340d594b53e15cf9e1d95 [2023-08-29 09:04:19,134 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:04:19,135 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:04:19,136 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:04:19,136 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:04:19,139 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:04:19,140 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:04:19" (1/1) ... [2023-08-29 09:04:19,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c6aa5cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:19, skipping insertion in model container [2023-08-29 09:04:19,141 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:04:19" (1/1) ... [2023-08-29 09:04:19,147 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:04:19,191 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:04:19,829 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i[70002,70015] [2023-08-29 09:04:19,853 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:04:19,870 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:04:19,980 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i[70002,70015] [2023-08-29 09:04:20,013 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:04:20,116 WARN L667 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:04:20,122 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:04:20,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:20 WrapperNode [2023-08-29 09:04:20,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:04:20,124 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:04:20,124 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:04:20,124 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:04:20,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:20" (1/1) ... [2023-08-29 09:04:20,167 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:20" (1/1) ... [2023-08-29 09:04:20,223 INFO L138 Inliner]: procedures = 428, calls = 126, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 874 [2023-08-29 09:04:20,224 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:04:20,225 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:04:20,225 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:04:20,225 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:04:20,232 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:20" (1/1) ... [2023-08-29 09:04:20,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:20" (1/1) ... [2023-08-29 09:04:20,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:20" (1/1) ... [2023-08-29 09:04:20,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:20" (1/1) ... [2023-08-29 09:04:20,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:20" (1/1) ... [2023-08-29 09:04:20,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:20" (1/1) ... [2023-08-29 09:04:20,344 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:20" (1/1) ... [2023-08-29 09:04:20,354 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:20" (1/1) ... [2023-08-29 09:04:20,369 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:04:20,376 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:04:20,376 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:04:20,376 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:04:20,377 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:20" (1/1) ... [2023-08-29 09:04:20,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:04:20,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:04:20,406 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 09:04:20,432 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 09:04:20,445 INFO L130 BoogieDeclarations]: Found specification of procedure producer_routine [2023-08-29 09:04:20,446 INFO L138 BoogieDeclarations]: Found implementation of procedure producer_routine [2023-08-29 09:04:20,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:04:20,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:04:20,446 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-29 09:04:20,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 09:04:20,446 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-08-29 09:04:20,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:04:20,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-29 09:04:20,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:04:20,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:04:20,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:04:20,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-29 09:04:20,447 INFO L130 BoogieDeclarations]: Found specification of procedure consumer_routine [2023-08-29 09:04:20,447 INFO L138 BoogieDeclarations]: Found implementation of procedure consumer_routine [2023-08-29 09:04:20,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:04:20,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:04:20,449 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 09:04:20,672 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:04:20,674 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:04:21,783 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:04:21,793 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:04:21,794 INFO L302 CfgBuilder]: Removed 11 assume(true) statements. [2023-08-29 09:04:21,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:04:21 BoogieIcfgContainer [2023-08-29 09:04:21,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:04:21,798 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:04:21,799 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:04:21,801 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:04:21,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:04:19" (1/3) ... [2023-08-29 09:04:21,802 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35f24125 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:04:21, skipping insertion in model container [2023-08-29 09:04:21,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:20" (2/3) ... [2023-08-29 09:04:21,803 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35f24125 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:04:21, skipping insertion in model container [2023-08-29 09:04:21,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:04:21" (3/3) ... [2023-08-29 09:04:21,804 INFO L112 eAbstractionObserver]: Analyzing ICFG bounded_buffer.i [2023-08-29 09:04:21,811 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:04:21,819 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:04:21,820 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 75 error locations. [2023-08-29 09:04:21,820 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:04:22,060 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-29 09:04:22,066 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 09:04:22,073 INFO L158 Benchmark]: Toolchain (without parser) took 2936.10ms. Allocated memory was 67.1MB in the beginning and 123.7MB in the end (delta: 56.6MB). Free memory was 42.5MB in the beginning and 71.7MB in the end (delta: -29.3MB). Peak memory consumption was 60.6MB. Max. memory is 16.1GB. [2023-08-29 09:04:22,073 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 50.3MB. Free memory was 28.8MB in the beginning and 28.8MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:04:22,074 INFO L158 Benchmark]: CACSL2BoogieTranslator took 986.82ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 42.3MB in the beginning and 50.8MB in the end (delta: -8.5MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2023-08-29 09:04:22,075 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.23ms. Allocated memory is still 86.0MB. Free memory was 50.4MB in the beginning and 40.6MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-29 09:04:22,075 INFO L158 Benchmark]: Boogie Preprocessor took 150.25ms. Allocated memory is still 86.0MB. Free memory was 40.6MB in the beginning and 47.7MB in the end (delta: -7.1MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2023-08-29 09:04:22,076 INFO L158 Benchmark]: RCFGBuilder took 1421.20ms. Allocated memory was 86.0MB in the beginning and 123.7MB in the end (delta: 37.7MB). Free memory was 47.7MB in the beginning and 61.7MB in the end (delta: -14.0MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2023-08-29 09:04:22,081 INFO L158 Benchmark]: TraceAbstraction took 272.13ms. Allocated memory is still 123.7MB. Free memory was 61.0MB in the beginning and 71.7MB in the end (delta: -10.7MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2023-08-29 09:04:22,086 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 50.3MB. Free memory was 28.8MB in the beginning and 28.8MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 986.82ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 42.3MB in the beginning and 50.8MB in the end (delta: -8.5MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.23ms. Allocated memory is still 86.0MB. Free memory was 50.4MB in the beginning and 40.6MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 150.25ms. Allocated memory is still 86.0MB. Free memory was 40.6MB in the beginning and 47.7MB in the end (delta: -7.1MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1421.20ms. Allocated memory was 86.0MB in the beginning and 123.7MB in the end (delta: 37.7MB). Free memory was 47.7MB in the beginning and 61.7MB in the end (delta: -14.0MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. * TraceAbstraction took 272.13ms. Allocated memory is still 123.7MB. Free memory was 61.0MB in the beginning and 71.7MB in the end (delta: -10.7MB). Peak memory consumption was 21.9MB. 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 09:04:22,111 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-complex/bounded_buffer.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 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 --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 09:04:24,011 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:04:24,014 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:04:24,057 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:04:24,057 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:04:24,061 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:04:24,063 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:04:24,066 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:04:24,069 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:04:24,073 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:04:24,074 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:04:24,076 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:04:24,077 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:04:24,079 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:04:24,080 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:04:24,083 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:04:24,084 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:04:24,086 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:04:24,090 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:04:24,096 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:04:24,105 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:04:24,106 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:04:24,107 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:04:24,108 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:04:24,115 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:04:24,115 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:04:24,115 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:04:24,117 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:04:24,118 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:04:24,119 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:04:24,119 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:04:24,120 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:04:24,122 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:04:24,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:04:24,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:04:24,124 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:04:24,125 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:04:24,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:04:24,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:04:24,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:04:24,126 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:04:24,128 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:04:24,162 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:04:24,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:04:24,164 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:04:24,164 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:04:24,166 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:04:24,167 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:04:24,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:04:24,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:04:24,167 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:04:24,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:04:24,168 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:04:24,168 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:04:24,168 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:04:24,168 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:04:24,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:04:24,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:04:24,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:04:24,169 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:04:24,169 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:04:24,169 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:04:24,169 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:04:24,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:04:24,169 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:04:24,170 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:04:24,170 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:04:24,170 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:04:24,170 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:04:24,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:04:24,171 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:04:24,171 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:04:24,171 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:04:24,171 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:04:24,172 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:04:24,172 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:04:24,172 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:04:24,172 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:04:24,172 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:04:24,172 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:04:24,173 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:04:24,173 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:04:24,453 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:04:24,471 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:04:24,473 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:04:24,475 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:04:24,475 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:04:24,476 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-complex/bounded_buffer.i [2023-08-29 09:04:25,614 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:04:26,012 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:04:26,012 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i [2023-08-29 09:04:26,040 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2f3696bf/b5b6bd2712404c99b9e8cfa65d5695db/FLAG883ea70ba [2023-08-29 09:04:26,062 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2f3696bf/b5b6bd2712404c99b9e8cfa65d5695db [2023-08-29 09:04:26,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:04:26,067 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:04:26,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:04:26,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:04:26,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:04:26,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:04:26" (1/1) ... [2023-08-29 09:04:26,075 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a4ec5a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:26, skipping insertion in model container [2023-08-29 09:04:26,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:04:26" (1/1) ... [2023-08-29 09:04:26,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:04:26,142 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:04:26,766 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i[70002,70015] [2023-08-29 09:04:26,820 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:04:26,838 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:04:26,933 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i[70002,70015] [2023-08-29 09:04:26,974 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:04:27,086 WARN L667 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:04:27,092 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:04:27,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:27 WrapperNode [2023-08-29 09:04:27,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:04:27,094 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:04:27,094 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:04:27,094 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:04:27,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:27" (1/1) ... [2023-08-29 09:04:27,157 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:27" (1/1) ... [2023-08-29 09:04:27,243 INFO L138 Inliner]: procedures = 431, calls = 126, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 868 [2023-08-29 09:04:27,243 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:04:27,244 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:04:27,244 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:04:27,244 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:04:27,251 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:27" (1/1) ... [2023-08-29 09:04:27,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:27" (1/1) ... [2023-08-29 09:04:27,262 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:27" (1/1) ... [2023-08-29 09:04:27,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:27" (1/1) ... [2023-08-29 09:04:27,327 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:27" (1/1) ... [2023-08-29 09:04:27,334 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:27" (1/1) ... [2023-08-29 09:04:27,350 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:27" (1/1) ... [2023-08-29 09:04:27,355 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:27" (1/1) ... [2023-08-29 09:04:27,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:04:27,381 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:04:27,381 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:04:27,382 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:04:27,382 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:27" (1/1) ... [2023-08-29 09:04:27,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:04:27,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:04:27,418 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 09:04:27,424 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 09:04:27,455 INFO L130 BoogieDeclarations]: Found specification of procedure producer_routine [2023-08-29 09:04:27,456 INFO L138 BoogieDeclarations]: Found implementation of procedure producer_routine [2023-08-29 09:04:27,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:04:27,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:04:27,456 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-29 09:04:27,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 09:04:27,456 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-08-29 09:04:27,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:04:27,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-29 09:04:27,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:04:27,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:04:27,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:04:27,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:04:27,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-29 09:04:27,457 INFO L130 BoogieDeclarations]: Found specification of procedure consumer_routine [2023-08-29 09:04:27,457 INFO L138 BoogieDeclarations]: Found implementation of procedure consumer_routine [2023-08-29 09:04:27,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:04:27,460 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 09:04:27,652 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:04:27,654 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:04:29,794 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:04:29,812 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:04:29,812 INFO L302 CfgBuilder]: Removed 11 assume(true) statements. [2023-08-29 09:04:29,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:04:29 BoogieIcfgContainer [2023-08-29 09:04:29,816 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:04:29,817 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:04:29,818 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:04:29,821 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:04:29,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:04:26" (1/3) ... [2023-08-29 09:04:29,822 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25d4de2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:04:29, skipping insertion in model container [2023-08-29 09:04:29,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:27" (2/3) ... [2023-08-29 09:04:29,823 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25d4de2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:04:29, skipping insertion in model container [2023-08-29 09:04:29,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:04:29" (3/3) ... [2023-08-29 09:04:29,825 INFO L112 eAbstractionObserver]: Analyzing ICFG bounded_buffer.i [2023-08-29 09:04:29,833 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:04:29,841 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:04:29,842 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 75 error locations. [2023-08-29 09:04:29,842 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:04:30,138 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-29 09:04:30,145 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 09:04:30,149 INFO L158 Benchmark]: Toolchain (without parser) took 4081.34ms. Allocated memory was 88.1MB in the beginning and 140.5MB in the end (delta: 52.4MB). Free memory was 63.2MB in the beginning and 48.2MB in the end (delta: 15.0MB). Peak memory consumption was 68.5MB. Max. memory is 16.1GB. [2023-08-29 09:04:30,150 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 67.1MB. Free memory was 45.6MB in the beginning and 45.5MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:04:30,151 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1023.05ms. Allocated memory is still 88.1MB. Free memory was 63.0MB in the beginning and 41.0MB in the end (delta: 22.0MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2023-08-29 09:04:30,151 INFO L158 Benchmark]: Boogie Procedure Inliner took 149.66ms. Allocated memory is still 88.1MB. Free memory was 41.0MB in the beginning and 53.1MB in the end (delta: -12.1MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2023-08-29 09:04:30,152 INFO L158 Benchmark]: Boogie Preprocessor took 136.25ms. Allocated memory is still 88.1MB. Free memory was 53.1MB in the beginning and 42.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-29 09:04:30,157 INFO L158 Benchmark]: RCFGBuilder took 2434.54ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 42.2MB in the beginning and 46.7MB in the end (delta: -4.5MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2023-08-29 09:04:30,158 INFO L158 Benchmark]: TraceAbstraction took 330.38ms. Allocated memory was 107.0MB in the beginning and 140.5MB in the end (delta: 33.6MB). Free memory was 45.6MB in the beginning and 48.2MB in the end (delta: -2.6MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2023-08-29 09:04:30,164 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 67.1MB. Free memory was 45.6MB in the beginning and 45.5MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1023.05ms. Allocated memory is still 88.1MB. Free memory was 63.0MB in the beginning and 41.0MB in the end (delta: 22.0MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 149.66ms. Allocated memory is still 88.1MB. Free memory was 41.0MB in the beginning and 53.1MB in the end (delta: -12.1MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 136.25ms. Allocated memory is still 88.1MB. Free memory was 53.1MB in the beginning and 42.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2434.54ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 42.2MB in the beginning and 46.7MB in the end (delta: -4.5MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * TraceAbstraction took 330.38ms. Allocated memory was 107.0MB in the beginning and 140.5MB in the end (delta: 33.6MB). Free memory was 45.6MB in the beginning and 48.2MB in the end (delta: -2.6MB). Peak memory consumption was 29.9MB. 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 09:04:30,191 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