./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.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 overflows 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/workstealqueue_mutex-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --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 12:25:55,571 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:25:55,574 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:25:55,616 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:25:55,617 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:25:55,620 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:25:55,622 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:25:55,624 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:25:55,627 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:25:55,631 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:25:55,631 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:25:55,634 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:25:55,634 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:25:55,636 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:25:55,637 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:25:55,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:25:55,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:25:55,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:25:55,646 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:25:55,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:25:55,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:25:55,659 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:25:55,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:25:55,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:25:55,667 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:25:55,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:25:55,668 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:25:55,669 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:25:55,670 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:25:55,671 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:25:55,671 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:25:55,672 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:25:55,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:25:55,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:25:55,675 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:25:55,676 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:25:55,676 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:25:55,676 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:25:55,676 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:25:55,677 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:25:55,678 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:25:55,679 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:25:55,712 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:25:55,712 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:25:55,713 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:25:55,713 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:25:55,714 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:25:55,714 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:25:55,715 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:25:55,715 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:25:55,715 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:25:55,716 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:25:55,716 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:25:55,717 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:25:55,717 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:25:55,717 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:25:55,717 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:25:55,717 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:25:55,718 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:25:55,718 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:25:55,718 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:25:55,718 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:25:55,718 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:25:55,718 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:25:55,719 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:25:55,719 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:25:55,719 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:25:55,719 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:25:55,719 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:25:55,720 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:25:55,720 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:25:55,720 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:25:55,720 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:25:55,720 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:25:55,721 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:25:55,721 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:25:55,721 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:25:55,721 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:25:55,722 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:25:55,722 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ef1ebb9985ad6dadbe7cf99c72a7d7cbd507bc2d179a6afec5353fae325d63f Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:25:56,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:25:56,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:25:56,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:25:56,021 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:25:56,021 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:25:56,022 INFO L432 ainManager$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 12:25:57,153 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:25:57,444 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:25:57,444 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/workstealqueue_mutex-2.i [2023-08-30 12:25:57,459 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cec059a7/fe9a22c961714a99875b766c14c64218/FLAG5335d300a [2023-08-30 12:25:57,473 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cec059a7/fe9a22c961714a99875b766c14c64218 [2023-08-30 12:25:57,478 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:25:57,480 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:25:57,481 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:25:57,483 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:25:57,485 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:25:57,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:25:57" (1/1) ... [2023-08-30 12:25:57,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b245c19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:57, skipping insertion in model container [2023-08-30 12:25:57,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:25:57" (1/1) ... [2023-08-30 12:25:57,493 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:25:57,563 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:25:58,101 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 12:25:58,163 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 12:25:58,169 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 12:25:58,186 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:25:58,200 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:25:58,251 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 12:25:58,284 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 12:25:58,288 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 12:25:58,294 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:25:58,420 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:25:58,420 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:25:58,426 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:25:58,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:58 WrapperNode [2023-08-30 12:25:58,426 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:25:58,428 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:25:58,428 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:25:58,428 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:25:58,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:58" (1/1) ... [2023-08-30 12:25:58,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:58" (1/1) ... [2023-08-30 12:25:58,561 INFO L138 Inliner]: procedures = 489, calls = 127, calls flagged for inlining = 45, calls inlined = 117, statements flattened = 1921 [2023-08-30 12:25:58,561 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:25:58,563 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:25:58,563 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:25:58,564 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:25:58,571 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:58" (1/1) ... [2023-08-30 12:25:58,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:58" (1/1) ... [2023-08-30 12:25:58,597 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:58" (1/1) ... [2023-08-30 12:25:58,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:58" (1/1) ... [2023-08-30 12:25:58,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:58" (1/1) ... [2023-08-30 12:25:58,654 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:58" (1/1) ... [2023-08-30 12:25:58,661 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:58" (1/1) ... [2023-08-30 12:25:58,668 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:58" (1/1) ... [2023-08-30 12:25:58,681 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:25:58,682 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:25:58,683 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:25:58,683 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:25:58,683 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:58" (1/1) ... [2023-08-30 12:25:58,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:25:58,701 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:25:58,712 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 12:25:58,742 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 12:25:58,769 INFO L130 BoogieDeclarations]: Found specification of procedure Stealer [2023-08-30 12:25:58,769 INFO L138 BoogieDeclarations]: Found implementation of procedure Stealer [2023-08-30 12:25:58,769 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:25:58,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:25:58,769 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:25:58,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:25:58,770 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 12:25:58,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:25:58,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-30 12:25:58,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:25:58,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:25:58,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:25:58,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-30 12:25:58,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:25:58,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:25:58,773 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 12:25:59,177 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:25:59,178 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:26:00,782 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:26:01,079 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:26:01,079 INFO L302 CfgBuilder]: Removed 11 assume(true) statements. [2023-08-30 12:26:01,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:26:01 BoogieIcfgContainer [2023-08-30 12:26:01,082 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:26:01,084 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:26:01,084 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:26:01,086 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:26:01,087 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:25:57" (1/3) ... [2023-08-30 12:26:01,087 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@456ce03f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:26:01, skipping insertion in model container [2023-08-30 12:26:01,087 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:58" (2/3) ... [2023-08-30 12:26:01,088 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@456ce03f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:26:01, skipping insertion in model container [2023-08-30 12:26:01,088 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:26:01" (3/3) ... [2023-08-30 12:26:01,089 INFO L112 eAbstractionObserver]: Analyzing ICFG workstealqueue_mutex-2.i [2023-08-30 12:26:01,096 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:26:01,104 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:26:01,104 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 90 error locations. [2023-08-30 12:26:01,104 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:26:01,264 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 12:26:01,269 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 12:26:01,274 INFO L158 Benchmark]: Toolchain (without parser) took 3793.39ms. Allocated memory was 79.7MB in the beginning and 136.3MB in the end (delta: 56.6MB). Free memory was 56.1MB in the beginning and 46.4MB in the end (delta: 9.8MB). Peak memory consumption was 70.8MB. Max. memory is 16.1GB. [2023-08-30 12:26:01,275 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 65.0MB. Free memory is still 43.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:26:01,276 INFO L158 Benchmark]: CACSL2BoogieTranslator took 945.91ms. Allocated memory is still 79.7MB. Free memory was 55.9MB in the beginning and 52.2MB in the end (delta: 3.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-08-30 12:26:01,276 INFO L158 Benchmark]: Boogie Procedure Inliner took 133.88ms. Allocated memory is still 79.7MB. Free memory was 52.2MB in the beginning and 41.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 12:26:01,277 INFO L158 Benchmark]: Boogie Preprocessor took 118.87ms. Allocated memory is still 79.7MB. Free memory was 41.7MB in the beginning and 33.0MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 12:26:01,278 INFO L158 Benchmark]: RCFGBuilder took 2399.77ms. Allocated memory was 79.7MB in the beginning and 136.3MB in the end (delta: 56.6MB). Free memory was 33.0MB in the beginning and 54.5MB in the end (delta: -21.5MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. [2023-08-30 12:26:01,279 INFO L158 Benchmark]: TraceAbstraction took 188.45ms. Allocated memory is still 136.3MB. Free memory was 53.3MB in the beginning and 46.4MB in the end (delta: 6.9MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2023-08-30 12:26:01,285 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 65.0MB. Free memory is still 43.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 945.91ms. Allocated memory is still 79.7MB. Free memory was 55.9MB in the beginning and 52.2MB in the end (delta: 3.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 133.88ms. Allocated memory is still 79.7MB. Free memory was 52.2MB in the beginning and 41.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 118.87ms. Allocated memory is still 79.7MB. Free memory was 41.7MB in the beginning and 33.0MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2399.77ms. Allocated memory was 79.7MB in the beginning and 136.3MB in the end (delta: 56.6MB). Free memory was 33.0MB in the beginning and 54.5MB in the end (delta: -21.5MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. * TraceAbstraction took 188.45ms. Allocated memory is still 136.3MB. Free memory was 53.3MB in the beginning and 46.4MB in the end (delta: 6.9MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:26:01,308 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/workstealqueue_mutex-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --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 12:26:03,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:26:03,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:26:03,182 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:26:03,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:26:03,194 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:26:03,195 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:26:03,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:26:03,199 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:26:03,200 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:26:03,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:26:03,201 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:26:03,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:26:03,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:26:03,203 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:26:03,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:26:03,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:26:03,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:26:03,207 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:26:03,208 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:26:03,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:26:03,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:26:03,214 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:26:03,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:26:03,218 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:26:03,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:26:03,219 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:26:03,219 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:26:03,220 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:26:03,221 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:26:03,224 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:26:03,225 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:26:03,226 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:26:03,227 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:26:03,228 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:26:03,234 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:26:03,234 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:26:03,235 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:26:03,235 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:26:03,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:26:03,236 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:26:03,238 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:26:03,266 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:26:03,268 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:26:03,269 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:26:03,269 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:26:03,269 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:26:03,270 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:26:03,271 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:26:03,271 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:26:03,271 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:26:03,271 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:26:03,272 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:26:03,272 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:26:03,273 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:26:03,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:26:03,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:26:03,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:26:03,273 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:26:03,273 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:26:03,274 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:26:03,274 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:26:03,274 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:26:03,274 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:26:03,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:26:03,275 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:26:03,275 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:26:03,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:26:03,275 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:26:03,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:26:03,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:26:03,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:26:03,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:26:03,276 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:26:03,277 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:26:03,277 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:26:03,277 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:26:03,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:26:03,277 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:26:03,277 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:26:03,278 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:26:03,278 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:26:03,278 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ef1ebb9985ad6dadbe7cf99c72a7d7cbd507bc2d179a6afec5353fae325d63f Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:26:03,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:26:03,583 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:26:03,585 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:26:03,586 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:26:03,587 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:26:03,588 INFO L432 ainManager$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 12:26:04,770 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:26:05,065 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:26:05,066 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/workstealqueue_mutex-2.i [2023-08-30 12:26:05,091 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19380403e/e0ec71e07b8748559dd5afb09217409f/FLAGb368e0fc6 [2023-08-30 12:26:05,111 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19380403e/e0ec71e07b8748559dd5afb09217409f [2023-08-30 12:26:05,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:26:05,115 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:26:05,117 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:26:05,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:26:05,120 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:26:05,121 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:26:05" (1/1) ... [2023-08-30 12:26:05,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dec0df9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:05, skipping insertion in model container [2023-08-30 12:26:05,124 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:26:05" (1/1) ... [2023-08-30 12:26:05,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:26:05,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:26:05,777 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 12:26:05,808 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 12:26:05,827 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 12:26:05,839 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:26:05,851 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:26:05,908 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 12:26:05,932 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 12:26:05,939 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 12:26:05,955 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:26:06,058 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:26:06,058 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:26:06,065 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:26:06,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:06 WrapperNode [2023-08-30 12:26:06,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:26:06,085 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:26:06,085 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:26:06,085 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:26:06,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:06" (1/1) ... [2023-08-30 12:26:06,126 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:06" (1/1) ... [2023-08-30 12:26:06,198 INFO L138 Inliner]: procedures = 493, calls = 127, calls flagged for inlining = 45, calls inlined = 117, statements flattened = 1742 [2023-08-30 12:26:06,202 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:26:06,203 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:26:06,203 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:26:06,203 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:26:06,211 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:06" (1/1) ... [2023-08-30 12:26:06,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:06" (1/1) ... [2023-08-30 12:26:06,241 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:06" (1/1) ... [2023-08-30 12:26:06,249 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:06" (1/1) ... [2023-08-30 12:26:06,286 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:06" (1/1) ... [2023-08-30 12:26:06,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:06" (1/1) ... [2023-08-30 12:26:06,302 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:06" (1/1) ... [2023-08-30 12:26:06,309 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:06" (1/1) ... [2023-08-30 12:26:06,322 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:26:06,323 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:26:06,323 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:26:06,323 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:26:06,324 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:06" (1/1) ... [2023-08-30 12:26:06,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:26:06,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:26:06,380 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 12:26:06,390 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 12:26:06,414 INFO L130 BoogieDeclarations]: Found specification of procedure Stealer [2023-08-30 12:26:06,414 INFO L138 BoogieDeclarations]: Found implementation of procedure Stealer [2023-08-30 12:26:06,414 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:26:06,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:26:06,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:26:06,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 12:26:06,415 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:26:06,415 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 12:26:06,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:26:06,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-30 12:26:06,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:26:06,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:26:06,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:26:06,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:26:06,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-30 12:26:06,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:26:06,419 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 12:26:06,840 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:26:06,841 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:26:09,161 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:26:09,487 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:26:09,488 INFO L302 CfgBuilder]: Removed 11 assume(true) statements. [2023-08-30 12:26:09,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:26:09 BoogieIcfgContainer [2023-08-30 12:26:09,491 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:26:09,493 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:26:09,493 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:26:09,495 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:26:09,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:26:05" (1/3) ... [2023-08-30 12:26:09,496 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74a0a793 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:26:09, skipping insertion in model container [2023-08-30 12:26:09,496 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:06" (2/3) ... [2023-08-30 12:26:09,496 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74a0a793 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:26:09, skipping insertion in model container [2023-08-30 12:26:09,497 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:26:09" (3/3) ... [2023-08-30 12:26:09,498 INFO L112 eAbstractionObserver]: Analyzing ICFG workstealqueue_mutex-2.i [2023-08-30 12:26:09,505 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:26:09,513 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:26:09,513 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 90 error locations. [2023-08-30 12:26:09,513 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:26:09,669 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 12:26:09,675 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 12:26:09,679 INFO L158 Benchmark]: Toolchain (without parser) took 4563.26ms. Allocated memory was 69.2MB in the beginning and 148.9MB in the end (delta: 79.7MB). Free memory was 42.6MB in the beginning and 62.0MB in the end (delta: -19.4MB). Peak memory consumption was 73.7MB. Max. memory is 16.1GB. [2023-08-30 12:26:09,679 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 69.2MB. Free memory was 46.2MB in the beginning and 46.2MB in the end (delta: 48.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:26:09,680 INFO L158 Benchmark]: CACSL2BoogieTranslator took 967.44ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 42.4MB in the beginning and 63.7MB in the end (delta: -21.3MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2023-08-30 12:26:09,680 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.47ms. Allocated memory is still 92.3MB. Free memory was 63.7MB in the beginning and 54.1MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 12:26:09,681 INFO L158 Benchmark]: Boogie Preprocessor took 119.39ms. Allocated memory is still 92.3MB. Free memory was 54.1MB in the beginning and 43.9MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 12:26:09,682 INFO L158 Benchmark]: RCFGBuilder took 3167.68ms. Allocated memory was 92.3MB in the beginning and 148.9MB in the end (delta: 56.6MB). Free memory was 43.9MB in the beginning and 77.4MB in the end (delta: -33.6MB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. [2023-08-30 12:26:09,682 INFO L158 Benchmark]: TraceAbstraction took 184.90ms. Allocated memory is still 148.9MB. Free memory was 76.5MB in the beginning and 62.0MB in the end (delta: 14.5MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2023-08-30 12:26:09,685 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 69.2MB. Free memory was 46.2MB in the beginning and 46.2MB in the end (delta: 48.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 967.44ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 42.4MB in the beginning and 63.7MB in the end (delta: -21.3MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.47ms. Allocated memory is still 92.3MB. Free memory was 63.7MB in the beginning and 54.1MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 119.39ms. Allocated memory is still 92.3MB. Free memory was 54.1MB in the beginning and 43.9MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 3167.68ms. Allocated memory was 92.3MB in the beginning and 148.9MB in the end (delta: 56.6MB). Free memory was 43.9MB in the beginning and 77.4MB in the end (delta: -33.6MB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. * TraceAbstraction took 184.90ms. Allocated memory is still 148.9MB. Free memory was 76.5MB in the beginning and 62.0MB in the end (delta: 14.5MB). Peak memory consumption was 25.8MB. 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 12:26:09,707 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