./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-complex/workstealqueue_mutex-2.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-complex/workstealqueue_mutex-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4ef1ebb9985ad6dadbe7cf99c72a7d7cbd507bc2d179a6afec5353fae325d63f --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 [2023-08-30 01:57:35,137 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:57:35,138 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:57:35,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:57:35,170 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:57:35,172 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:57:35,173 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:57:35,175 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:57:35,178 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:57:35,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:57:35,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:57:35,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:57:35,183 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:57:35,184 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:57:35,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:57:35,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:57:35,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:57:35,189 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:57:35,191 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:57:35,192 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:57:35,201 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:57:35,202 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:57:35,203 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:57:35,204 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:57:35,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:57:35,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:57:35,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:57:35,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:57:35,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:57:35,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:57:35,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:57:35,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:57:35,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:57:35,215 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:57:35,216 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:57:35,216 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:57:35,216 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:57:35,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:57:35,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:57:35,217 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:57:35,218 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:57:35,219 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:57:35,237 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:57:35,238 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:57:35,239 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:57:35,239 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:57:35,239 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:57:35,239 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:57:35,240 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:57:35,240 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:57:35,240 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:57:35,240 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:57:35,241 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:57:35,241 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:57:35,241 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:57:35,242 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:57:35,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:57:35,242 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:57:35,242 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:57:35,242 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:57:35,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:57:35,242 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:57:35,243 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:57:35,243 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:57:35,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:57:35,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:57:35,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:57:35,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:57:35,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:57:35,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:57:35,244 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:57:35,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:57:35,244 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:57:35,244 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:57:35,245 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:57:35,245 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:57:35,245 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ef1ebb9985ad6dadbe7cf99c72a7d7cbd507bc2d179a6afec5353fae325d63f Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:57:35,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:57:35,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:57:35,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:57:35,511 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:57:35,512 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:57:35,512 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-complex/workstealqueue_mutex-2.i [2023-08-30 01:57:36,449 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:57:36,718 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:57:36,719 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/workstealqueue_mutex-2.i [2023-08-30 01:57:36,734 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a85ec7318/3d5bcbbbd8c448d89a672c200cd52396/FLAGb6ba1da2e [2023-08-30 01:57:36,745 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a85ec7318/3d5bcbbbd8c448d89a672c200cd52396 [2023-08-30 01:57:36,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:57:36,747 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:57:36,748 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:57:36,748 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:57:36,750 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:57:36,751 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:57:36" (1/1) ... [2023-08-30 01:57:36,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16b553bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:36, skipping insertion in model container [2023-08-30 01:57:36,752 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:57:36" (1/1) ... [2023-08-30 01:57:36,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:57:36,783 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:57:37,178 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/workstealqueue_mutex-2.i[76469,76482] [2023-08-30 01:57:37,205 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/workstealqueue_mutex-2.i[79042,79055] [2023-08-30 01:57:37,209 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/workstealqueue_mutex-2.i[79451,79464] [2023-08-30 01:57:37,216 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:57:37,225 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:57:37,261 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/workstealqueue_mutex-2.i[76469,76482] [2023-08-30 01:57:37,273 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/workstealqueue_mutex-2.i[79042,79055] [2023-08-30 01:57:37,278 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/workstealqueue_mutex-2.i[79451,79464] [2023-08-30 01:57:37,285 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:57:37,357 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:57:37,357 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:57:37,362 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:57:37,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:37 WrapperNode [2023-08-30 01:57:37,362 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:57:37,363 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:57:37,363 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:57:37,363 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:57:37,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:37" (1/1) ... [2023-08-30 01:57:37,401 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:37" (1/1) ... [2023-08-30 01:57:37,481 INFO L138 Inliner]: procedures = 489, calls = 127, calls flagged for inlining = 45, calls inlined = 117, statements flattened = 1831 [2023-08-30 01:57:37,482 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:57:37,483 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:57:37,483 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:57:37,483 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:57:37,489 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:37" (1/1) ... [2023-08-30 01:57:37,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:37" (1/1) ... [2023-08-30 01:57:37,508 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:37" (1/1) ... [2023-08-30 01:57:37,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:37" (1/1) ... [2023-08-30 01:57:37,539 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:37" (1/1) ... [2023-08-30 01:57:37,557 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:37" (1/1) ... [2023-08-30 01:57:37,563 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:37" (1/1) ... [2023-08-30 01:57:37,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:37" (1/1) ... [2023-08-30 01:57:37,578 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:57:37,579 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:57:37,579 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:57:37,579 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:57:37,580 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:37" (1/1) ... [2023-08-30 01:57:37,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:57:37,595 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:57:37,604 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) [2023-08-30 01:57:37,620 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 [2023-08-30 01:57:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure Stealer [2023-08-30 01:57:37,634 INFO L138 BoogieDeclarations]: Found implementation of procedure Stealer [2023-08-30 01:57:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:57:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:57:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:57:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 01:57:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 01:57:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:57:37,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-30 01:57:37,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:57:37,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:57:37,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:57:37,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-30 01:57:37,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:57:37,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:57:37,637 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 01:57:37,952 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:57:37,954 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:57:39,490 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:57:39,934 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:57:39,934 INFO L302 CfgBuilder]: Removed 11 assume(true) statements. [2023-08-30 01:57:39,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:57:39 BoogieIcfgContainer [2023-08-30 01:57:39,937 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:57:39,938 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:57:39,938 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:57:39,940 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:57:39,941 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:57:36" (1/3) ... [2023-08-30 01:57:39,941 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3be3fb48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:57:39, skipping insertion in model container [2023-08-30 01:57:39,941 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:37" (2/3) ... [2023-08-30 01:57:39,941 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3be3fb48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:57:39, skipping insertion in model container [2023-08-30 01:57:39,941 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:57:39" (3/3) ... [2023-08-30 01:57:39,942 INFO L112 eAbstractionObserver]: Analyzing ICFG workstealqueue_mutex-2.i [2023-08-30 01:57:39,953 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:57:39,954 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 520 error locations. [2023-08-30 01:57:39,954 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:57:40,104 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 01:57:40,109 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) [2023-08-30 01:57:40,112 INFO L158 Benchmark]: Toolchain (without parser) took 3364.18ms. Allocated memory was 86.0MB in the beginning and 163.6MB in the end (delta: 77.6MB). Free memory was 60.8MB in the beginning and 48.0MB in the end (delta: 12.8MB). Peak memory consumption was 94.9MB. Max. memory is 16.1GB. [2023-08-30 01:57:40,112 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 58.7MB. Free memory is still 36.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:57:40,113 INFO L158 Benchmark]: CACSL2BoogieTranslator took 613.97ms. Allocated memory is still 86.0MB. Free memory was 60.4MB in the beginning and 42.2MB in the end (delta: 18.2MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2023-08-30 01:57:40,113 INFO L158 Benchmark]: Boogie Procedure Inliner took 119.44ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 41.8MB in the beginning and 72.7MB in the end (delta: -30.9MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2023-08-30 01:57:40,114 INFO L158 Benchmark]: Boogie Preprocessor took 95.78ms. Allocated memory is still 104.9MB. Free memory was 72.7MB in the beginning and 63.8MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 01:57:40,114 INFO L158 Benchmark]: RCFGBuilder took 2357.96ms. Allocated memory was 104.9MB in the beginning and 163.6MB in the end (delta: 58.7MB). Free memory was 63.8MB in the beginning and 68.2MB in the end (delta: -4.5MB). Peak memory consumption was 69.0MB. Max. memory is 16.1GB. [2023-08-30 01:57:40,114 INFO L158 Benchmark]: TraceAbstraction took 172.63ms. Allocated memory is still 163.6MB. Free memory was 68.2MB in the beginning and 48.0MB in the end (delta: 20.3MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2023-08-30 01:57:40,116 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 58.7MB. Free memory is still 36.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 613.97ms. Allocated memory is still 86.0MB. Free memory was 60.4MB in the beginning and 42.2MB in the end (delta: 18.2MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 119.44ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 41.8MB in the beginning and 72.7MB in the end (delta: -30.9MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 95.78ms. Allocated memory is still 104.9MB. Free memory was 72.7MB in the beginning and 63.8MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2357.96ms. Allocated memory was 104.9MB in the beginning and 163.6MB in the end (delta: 58.7MB). Free memory was 63.8MB in the beginning and 68.2MB in the end (delta: -4.5MB). Peak memory consumption was 69.0MB. Max. memory is 16.1GB. * TraceAbstraction took 172.63ms. Allocated memory is still 163.6MB. Free memory was 68.2MB in the beginning and 48.0MB in the end (delta: 20.3MB). Peak memory consumption was 22.3MB. 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. [2023-08-30 01:57:40,131 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-complex/workstealqueue_mutex-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4ef1ebb9985ad6dadbe7cf99c72a7d7cbd507bc2d179a6afec5353fae325d63f --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 [2023-08-30 01:57:41,662 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:57:41,667 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:57:41,688 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:57:41,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:57:41,691 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:57:41,692 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:57:41,693 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:57:41,694 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:57:41,695 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:57:41,696 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:57:41,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:57:41,697 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:57:41,697 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:57:41,699 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:57:41,702 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:57:41,702 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:57:41,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:57:41,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:57:41,708 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:57:41,710 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:57:41,711 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:57:41,711 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:57:41,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:57:41,714 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:57:41,714 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:57:41,714 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:57:41,715 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:57:41,715 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:57:41,716 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:57:41,716 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:57:41,716 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:57:41,717 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:57:41,717 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:57:41,718 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:57:41,718 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:57:41,719 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:57:41,719 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:57:41,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:57:41,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:57:41,720 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:57:41,721 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:57:41,738 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:57:41,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:57:41,739 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:57:41,739 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:57:41,739 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:57:41,740 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:57:41,740 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:57:41,740 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:57:41,740 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:57:41,741 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:57:41,741 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:57:41,741 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:57:41,741 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:57:41,741 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:57:41,742 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:57:41,742 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:57:41,742 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:57:41,742 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:57:41,742 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:57:41,742 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:57:41,743 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:57:41,743 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:57:41,743 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:57:41,743 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:57:41,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:57:41,743 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:57:41,744 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:57:41,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:57:41,744 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:57:41,744 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:57:41,744 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:57:41,745 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:57:41,745 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:57:41,745 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:57:41,745 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:57:41,745 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:57:41,745 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:57:41,746 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ef1ebb9985ad6dadbe7cf99c72a7d7cbd507bc2d179a6afec5353fae325d63f Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:57:41,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:57:41,989 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:57:41,991 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:57:41,992 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:57:41,993 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:57:41,993 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-complex/workstealqueue_mutex-2.i [2023-08-30 01:57:42,963 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:57:43,188 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:57:43,190 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/workstealqueue_mutex-2.i [2023-08-30 01:57:43,201 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c74d8621/10d685df4506489a98a26510f5e5be6f/FLAG1ebb9ee63 [2023-08-30 01:57:43,215 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c74d8621/10d685df4506489a98a26510f5e5be6f [2023-08-30 01:57:43,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:57:43,226 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:57:43,227 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:57:43,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:57:43,230 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:57:43,230 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:57:43" (1/1) ... [2023-08-30 01:57:43,232 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24e06028 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:43, skipping insertion in model container [2023-08-30 01:57:43,233 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:57:43" (1/1) ... [2023-08-30 01:57:43,237 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:57:43,287 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:57:43,859 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/workstealqueue_mutex-2.i[76469,76482] [2023-08-30 01:57:43,899 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/workstealqueue_mutex-2.i[79042,79055] [2023-08-30 01:57:43,904 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/workstealqueue_mutex-2.i[79451,79464] [2023-08-30 01:57:43,921 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:57:43,937 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:57:43,971 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/workstealqueue_mutex-2.i[76469,76482] [2023-08-30 01:57:43,980 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/workstealqueue_mutex-2.i[79042,79055] [2023-08-30 01:57:43,982 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/workstealqueue_mutex-2.i[79451,79464] [2023-08-30 01:57:43,988 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:57:44,063 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:57:44,064 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:57:44,068 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:57:44,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:44 WrapperNode [2023-08-30 01:57:44,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:57:44,069 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:57:44,069 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:57:44,070 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:57:44,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:44" (1/1) ... [2023-08-30 01:57:44,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:44" (1/1) ... [2023-08-30 01:57:44,160 INFO L138 Inliner]: procedures = 493, calls = 127, calls flagged for inlining = 45, calls inlined = 117, statements flattened = 1652 [2023-08-30 01:57:44,160 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:57:44,161 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:57:44,161 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:57:44,161 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:57:44,168 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:44" (1/1) ... [2023-08-30 01:57:44,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:44" (1/1) ... [2023-08-30 01:57:44,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:44" (1/1) ... [2023-08-30 01:57:44,180 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:44" (1/1) ... [2023-08-30 01:57:44,227 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:44" (1/1) ... [2023-08-30 01:57:44,240 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:44" (1/1) ... [2023-08-30 01:57:44,253 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:44" (1/1) ... [2023-08-30 01:57:44,257 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:44" (1/1) ... [2023-08-30 01:57:44,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:57:44,275 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:57:44,275 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:57:44,275 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:57:44,276 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:44" (1/1) ... [2023-08-30 01:57:44,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:57:44,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:57:44,301 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) [2023-08-30 01:57:44,303 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 [2023-08-30 01:57:44,333 INFO L130 BoogieDeclarations]: Found specification of procedure Stealer [2023-08-30 01:57:44,333 INFO L138 BoogieDeclarations]: Found implementation of procedure Stealer [2023-08-30 01:57:44,333 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:57:44,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:57:44,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:57:44,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 01:57:44,333 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:57:44,333 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 01:57:44,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:57:44,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-30 01:57:44,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:57:44,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:57:44,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 01:57:44,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:57:44,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-30 01:57:44,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:57:44,335 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 01:57:44,646 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:57:44,649 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:57:47,273 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:57:47,833 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:57:47,833 INFO L302 CfgBuilder]: Removed 11 assume(true) statements. [2023-08-30 01:57:47,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:57:47 BoogieIcfgContainer [2023-08-30 01:57:47,837 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:57:47,839 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:57:47,840 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:57:47,842 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:57:47,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:57:43" (1/3) ... [2023-08-30 01:57:47,843 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dda4138 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:57:47, skipping insertion in model container [2023-08-30 01:57:47,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:57:44" (2/3) ... [2023-08-30 01:57:47,843 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dda4138 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:57:47, skipping insertion in model container [2023-08-30 01:57:47,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:57:47" (3/3) ... [2023-08-30 01:57:47,844 INFO L112 eAbstractionObserver]: Analyzing ICFG workstealqueue_mutex-2.i [2023-08-30 01:57:47,856 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:57:47,856 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 520 error locations. [2023-08-30 01:57:47,856 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:57:48,012 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 01:57:48,017 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) [2023-08-30 01:57:48,021 INFO L158 Benchmark]: Toolchain (without parser) took 4793.88ms. Allocated memory was 67.1MB in the beginning and 165.7MB in the end (delta: 98.6MB). Free memory was 47.0MB in the beginning and 69.0MB in the end (delta: -22.0MB). Peak memory consumption was 110.5MB. Max. memory is 16.1GB. [2023-08-30 01:57:48,022 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 67.1MB. Free memory is still 44.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:57:48,022 INFO L158 Benchmark]: CACSL2BoogieTranslator took 841.64ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 46.8MB in the beginning and 39.5MB in the end (delta: 7.3MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2023-08-30 01:57:48,023 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.20ms. Allocated memory is still 86.0MB. Free memory was 39.5MB in the beginning and 53.2MB in the end (delta: -13.6MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2023-08-30 01:57:48,024 INFO L158 Benchmark]: Boogie Preprocessor took 113.63ms. Allocated memory is still 86.0MB. Free memory was 53.2MB in the beginning and 44.4MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 01:57:48,025 INFO L158 Benchmark]: RCFGBuilder took 3561.76ms. Allocated memory was 86.0MB in the beginning and 165.7MB in the end (delta: 79.7MB). Free memory was 44.4MB in the beginning and 110.7MB in the end (delta: -66.3MB). Peak memory consumption was 84.6MB. Max. memory is 16.1GB. [2023-08-30 01:57:48,028 INFO L158 Benchmark]: TraceAbstraction took 180.32ms. Allocated memory is still 165.7MB. Free memory was 109.7MB in the beginning and 69.0MB in the end (delta: 40.7MB). Peak memory consumption was 75.3MB. Max. memory is 16.1GB. [2023-08-30 01:57:48,031 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 67.1MB. Free memory is still 44.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 841.64ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 46.8MB in the beginning and 39.5MB in the end (delta: 7.3MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.20ms. Allocated memory is still 86.0MB. Free memory was 39.5MB in the beginning and 53.2MB in the end (delta: -13.6MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 113.63ms. Allocated memory is still 86.0MB. Free memory was 53.2MB in the beginning and 44.4MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3561.76ms. Allocated memory was 86.0MB in the beginning and 165.7MB in the end (delta: 79.7MB). Free memory was 44.4MB in the beginning and 110.7MB in the end (delta: -66.3MB). Peak memory consumption was 84.6MB. Max. memory is 16.1GB. * TraceAbstraction took 180.32ms. Allocated memory is still 165.7MB. Free memory was 109.7MB in the beginning and 69.0MB in the end (delta: 40.7MB). Peak memory consumption was 75.3MB. 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. [2023-08-30 01:57:48,052 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