./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-complex/safestack_relacy.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-complex/safestack_relacy.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1d61eb304445c3cb39dfadfa4748d680ea5f0f4958f8bc176e8bc3c77c47e674 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 09:04:32,602 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:04:32,605 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:04:32,647 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:04:32,647 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:04:32,650 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:04:32,652 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:04:32,654 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:04:32,657 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:04:32,661 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:04:32,662 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:04:32,664 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:04:32,665 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:04:32,667 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:04:32,668 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:04:32,671 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:04:32,672 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:04:32,674 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:04:32,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:04:32,680 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:04:32,682 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:04:32,688 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:04:32,689 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:04:32,690 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:04:32,696 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:04:32,697 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:04:32,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:04:32,699 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:04:32,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:04:32,700 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:04:32,700 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:04:32,702 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:04:32,704 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:04:32,705 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:04:32,705 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:04:32,706 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:04:32,706 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:04:32,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:04:32,707 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:04:32,707 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:04:32,708 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:04:32,710 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:04:32,743 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:04:32,744 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:04:32,744 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:04:32,744 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:04:32,745 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:04:32,745 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:04:32,746 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:04:32,746 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:04:32,746 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:04:32,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:04:32,747 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:04:32,747 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:04:32,748 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:04:32,748 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:04:32,748 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:04:32,748 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:04:32,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:04:32,749 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:04:32,749 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:04:32,750 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:04:32,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:04:32,754 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:04:32,754 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:04:32,755 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:04:32,756 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:04:32,757 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:04:32,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:04:32,757 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:04:32,757 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:04:32,758 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:04:32,758 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:04:32,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:04:32,758 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:04:32,759 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:04:32,759 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:04:32,759 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:04:32,759 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:04:32,759 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d61eb304445c3cb39dfadfa4748d680ea5f0f4958f8bc176e8bc3c77c47e674 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:04:33,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:04:33,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:04:33,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:04:33,084 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:04:33,084 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:04:33,086 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-complex/safestack_relacy.i [2023-08-29 09:04:34,218 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:04:34,512 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:04:34,513 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/safestack_relacy.i [2023-08-29 09:04:34,539 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e7806aa3/18ba6b4a0fe84a419190bf1914b7fe28/FLAGbc08c8654 [2023-08-29 09:04:34,560 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e7806aa3/18ba6b4a0fe84a419190bf1914b7fe28 [2023-08-29 09:04:34,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:04:34,565 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:04:34,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:04:34,567 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:04:34,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:04:34,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:04:34" (1/1) ... [2023-08-29 09:04:34,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a2acee2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:34, skipping insertion in model container [2023-08-29 09:04:34,573 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:04:34" (1/1) ... [2023-08-29 09:04:34,578 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:04:34,650 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:04:35,467 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/safestack_relacy.i[78860,78873] [2023-08-29 09:04:35,474 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:04:35,484 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:04:35,554 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/safestack_relacy.i[78860,78873] [2023-08-29 09:04:35,558 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:04:35,676 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:04:35,676 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:04:35,682 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:04:35,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:35 WrapperNode [2023-08-29 09:04:35,683 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:04:35,684 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:04:35,684 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:04:35,684 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:04:35,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:35" (1/1) ... [2023-08-29 09:04:35,734 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:35" (1/1) ... [2023-08-29 09:04:35,782 INFO L138 Inliner]: procedures = 481, calls = 74, calls flagged for inlining = 19, calls inlined = 19, statements flattened = 471 [2023-08-29 09:04:35,783 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:04:35,784 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:04:35,784 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:04:35,784 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:04:35,792 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:35" (1/1) ... [2023-08-29 09:04:35,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:35" (1/1) ... [2023-08-29 09:04:35,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:35" (1/1) ... [2023-08-29 09:04:35,802 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:35" (1/1) ... [2023-08-29 09:04:35,834 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:35" (1/1) ... [2023-08-29 09:04:35,839 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:35" (1/1) ... [2023-08-29 09:04:35,844 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:35" (1/1) ... [2023-08-29 09:04:35,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:35" (1/1) ... [2023-08-29 09:04:35,868 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:04:35,881 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:04:35,881 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:04:35,881 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:04:35,882 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:35" (1/1) ... [2023-08-29 09:04:35,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:04:35,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:04:35,942 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-29 09:04:35,979 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-29 09:04:35,984 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 09:04:35,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:04:35,984 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 09:04:35,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:04:35,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:04:35,985 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-08-29 09:04:35,985 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-08-29 09:04:35,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:04:35,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:04:35,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:04:35,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:04:35,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:04:35,987 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 09:04:36,289 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:04:36,291 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:04:37,007 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:04:37,308 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:04:37,309 INFO L302 CfgBuilder]: Removed 7 assume(true) statements. [2023-08-29 09:04:37,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:04:37 BoogieIcfgContainer [2023-08-29 09:04:37,314 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:04:37,315 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:04:37,316 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:04:37,318 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:04:37,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:04:34" (1/3) ... [2023-08-29 09:04:37,320 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@223351fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:04:37, skipping insertion in model container [2023-08-29 09:04:37,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:35" (2/3) ... [2023-08-29 09:04:37,321 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@223351fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:04:37, skipping insertion in model container [2023-08-29 09:04:37,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:04:37" (3/3) ... [2023-08-29 09:04:37,322 INFO L112 eAbstractionObserver]: Analyzing ICFG safestack_relacy.i [2023-08-29 09:04:37,329 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:04:37,338 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:04:37,339 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 32 error locations. [2023-08-29 09:04:37,339 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:04:37,494 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-29 09:04:37,500 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-29 09:04:37,506 INFO L158 Benchmark]: Toolchain (without parser) took 2939.89ms. Allocated memory was 71.3MB in the beginning and 104.9MB in the end (delta: 33.6MB). Free memory was 45.5MB in the beginning and 60.9MB in the end (delta: -15.4MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. [2023-08-29 09:04:37,507 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 58.7MB. Free memory was 36.7MB in the beginning and 36.6MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:04:37,508 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1117.02ms. Allocated memory is still 71.3MB. Free memory was 45.3MB in the beginning and 40.2MB in the end (delta: 5.1MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2023-08-29 09:04:37,508 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.87ms. Allocated memory is still 71.3MB. Free memory was 40.2MB in the beginning and 33.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 09:04:37,509 INFO L158 Benchmark]: Boogie Preprocessor took 96.54ms. Allocated memory is still 71.3MB. Free memory was 33.9MB in the beginning and 27.9MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 09:04:37,510 INFO L158 Benchmark]: RCFGBuilder took 1432.85ms. Allocated memory was 71.3MB in the beginning and 104.9MB in the end (delta: 33.6MB). Free memory was 27.9MB in the beginning and 61.1MB in the end (delta: -33.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-08-29 09:04:37,510 INFO L158 Benchmark]: TraceAbstraction took 188.69ms. Allocated memory is still 104.9MB. Free memory was 59.8MB in the beginning and 60.9MB in the end (delta: -1.1MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2023-08-29 09:04:37,518 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 58.7MB. Free memory was 36.7MB in the beginning and 36.6MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1117.02ms. Allocated memory is still 71.3MB. Free memory was 45.3MB in the beginning and 40.2MB in the end (delta: 5.1MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.87ms. Allocated memory is still 71.3MB. Free memory was 40.2MB in the beginning and 33.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 96.54ms. Allocated memory is still 71.3MB. Free memory was 33.9MB in the beginning and 27.9MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1432.85ms. Allocated memory was 71.3MB in the beginning and 104.9MB in the end (delta: 33.6MB). Free memory was 27.9MB in the beginning and 61.1MB in the end (delta: -33.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 188.69ms. Allocated memory is still 104.9MB. Free memory was 59.8MB in the beginning and 60.9MB in the end (delta: -1.1MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-29 09:04:37,548 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/safestack_relacy.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1d61eb304445c3cb39dfadfa4748d680ea5f0f4958f8bc176e8bc3c77c47e674 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 09:04:39,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:04:39,395 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:04:39,426 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:04:39,426 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:04:39,429 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:04:39,431 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:04:39,434 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:04:39,436 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:04:39,440 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:04:39,441 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:04:39,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:04:39,444 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:04:39,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:04:39,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:04:39,454 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:04:39,455 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:04:39,457 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:04:39,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:04:39,462 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:04:39,471 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:04:39,472 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:04:39,473 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:04:39,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:04:39,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:04:39,481 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:04:39,481 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:04:39,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:04:39,484 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:04:39,485 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:04:39,485 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:04:39,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:04:39,489 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:04:39,489 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:04:39,490 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:04:39,490 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:04:39,491 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:04:39,491 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:04:39,491 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:04:39,492 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:04:39,493 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:04:39,498 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:04:39,538 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:04:39,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:04:39,539 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:04:39,539 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:04:39,540 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:04:39,540 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:04:39,541 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:04:39,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:04:39,541 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:04:39,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:04:39,542 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:04:39,542 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:04:39,543 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:04:39,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:04:39,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:04:39,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:04:39,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:04:39,544 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:04:39,544 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:04:39,544 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:04:39,544 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:04:39,544 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:04:39,545 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:04:39,545 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:04:39,545 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:04:39,545 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:04:39,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:04:39,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:04:39,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:04:39,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:04:39,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:04:39,546 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:04:39,547 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:04:39,547 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:04:39,547 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:04:39,547 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:04:39,547 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:04:39,548 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:04:39,548 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:04:39,548 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d61eb304445c3cb39dfadfa4748d680ea5f0f4958f8bc176e8bc3c77c47e674 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:04:39,857 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:04:39,878 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:04:39,880 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:04:39,881 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:04:39,881 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:04:39,883 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-complex/safestack_relacy.i [2023-08-29 09:04:41,068 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:04:41,437 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:04:41,439 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/safestack_relacy.i [2023-08-29 09:04:41,459 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee080df9b/6db1bc56f21a495282afc7ecd547a58f/FLAGc2a868edf [2023-08-29 09:04:41,478 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee080df9b/6db1bc56f21a495282afc7ecd547a58f [2023-08-29 09:04:41,480 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:04:41,481 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:04:41,484 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:04:41,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:04:41,487 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:04:41,488 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:04:41" (1/1) ... [2023-08-29 09:04:41,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75da92ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:41, skipping insertion in model container [2023-08-29 09:04:41,489 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:04:41" (1/1) ... [2023-08-29 09:04:41,495 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:04:41,549 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:04:42,394 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/safestack_relacy.i[78860,78873] [2023-08-29 09:04:42,400 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:04:42,416 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:04:42,470 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/safestack_relacy.i[78860,78873] [2023-08-29 09:04:42,472 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:04:42,564 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:04:42,564 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:04:42,570 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:04:42,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:42 WrapperNode [2023-08-29 09:04:42,571 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:04:42,571 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:04:42,572 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:04:42,572 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:04:42,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:42" (1/1) ... [2023-08-29 09:04:42,608 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:42" (1/1) ... [2023-08-29 09:04:42,670 INFO L138 Inliner]: procedures = 485, calls = 74, calls flagged for inlining = 19, calls inlined = 19, statements flattened = 464 [2023-08-29 09:04:42,673 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:04:42,675 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:04:42,675 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:04:42,676 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:04:42,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:42" (1/1) ... [2023-08-29 09:04:42,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:42" (1/1) ... [2023-08-29 09:04:42,703 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:42" (1/1) ... [2023-08-29 09:04:42,706 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:42" (1/1) ... [2023-08-29 09:04:42,741 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:42" (1/1) ... [2023-08-29 09:04:42,747 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:42" (1/1) ... [2023-08-29 09:04:42,779 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:42" (1/1) ... [2023-08-29 09:04:42,782 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:42" (1/1) ... [2023-08-29 09:04:42,799 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:04:42,804 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:04:42,805 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:04:42,805 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:04:42,806 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:42" (1/1) ... [2023-08-29 09:04:42,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:04:42,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:04:42,842 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-29 09:04:42,865 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-29 09:04:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 09:04:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:04:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:04:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-29 09:04:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 09:04:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:04:42,882 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-08-29 09:04:42,882 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-08-29 09:04:42,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:04:42,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:04:42,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:04:42,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:04:42,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:04:42,884 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 09:04:43,269 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:04:43,271 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:04:44,069 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:04:44,385 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:04:44,386 INFO L302 CfgBuilder]: Removed 7 assume(true) statements. [2023-08-29 09:04:44,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:04:44 BoogieIcfgContainer [2023-08-29 09:04:44,389 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:04:44,391 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:04:44,392 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:04:44,394 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:04:44,395 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:04:41" (1/3) ... [2023-08-29 09:04:44,396 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3149abf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:04:44, skipping insertion in model container [2023-08-29 09:04:44,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:42" (2/3) ... [2023-08-29 09:04:44,397 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3149abf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:04:44, skipping insertion in model container [2023-08-29 09:04:44,397 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:04:44" (3/3) ... [2023-08-29 09:04:44,399 INFO L112 eAbstractionObserver]: Analyzing ICFG safestack_relacy.i [2023-08-29 09:04:44,407 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:04:44,416 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:04:44,417 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 32 error locations. [2023-08-29 09:04:44,417 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:04:44,585 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-29 09:04:44,590 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-29 09:04:44,594 INFO L158 Benchmark]: Toolchain (without parser) took 3112.15ms. Allocated memory was 88.1MB in the beginning and 132.1MB in the end (delta: 44.0MB). Free memory was 64.1MB in the beginning and 53.0MB in the end (delta: 11.1MB). Peak memory consumption was 56.0MB. Max. memory is 16.1GB. [2023-08-29 09:04:44,595 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 62.9MB. Free memory was 41.1MB in the beginning and 41.0MB in the end (delta: 57.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:04:44,595 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1086.87ms. Allocated memory is still 88.1MB. Free memory was 64.1MB in the beginning and 49.2MB in the end (delta: 14.9MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2023-08-29 09:04:44,596 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.69ms. Allocated memory is still 88.1MB. Free memory was 49.2MB in the beginning and 42.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 09:04:44,596 INFO L158 Benchmark]: Boogie Preprocessor took 128.57ms. Allocated memory is still 88.1MB. Free memory was 42.9MB in the beginning and 56.9MB in the end (delta: -13.9MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2023-08-29 09:04:44,597 INFO L158 Benchmark]: RCFGBuilder took 1585.04ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 56.9MB in the beginning and 44.3MB in the end (delta: 12.6MB). Peak memory consumption was 45.4MB. Max. memory is 16.1GB. [2023-08-29 09:04:44,597 INFO L158 Benchmark]: TraceAbstraction took 201.58ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 43.5MB in the beginning and 53.0MB in the end (delta: -9.4MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2023-08-29 09:04:44,600 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 62.9MB. Free memory was 41.1MB in the beginning and 41.0MB in the end (delta: 57.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1086.87ms. Allocated memory is still 88.1MB. Free memory was 64.1MB in the beginning and 49.2MB in the end (delta: 14.9MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.69ms. Allocated memory is still 88.1MB. Free memory was 49.2MB in the beginning and 42.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 128.57ms. Allocated memory is still 88.1MB. Free memory was 42.9MB in the beginning and 56.9MB in the end (delta: -13.9MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * RCFGBuilder took 1585.04ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 56.9MB in the beginning and 44.3MB in the end (delta: 12.6MB). Peak memory consumption was 45.4MB. Max. memory is 16.1GB. * TraceAbstraction took 201.58ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 43.5MB in the beginning and 53.0MB in the end (delta: -9.4MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-29 09:04:44,628 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