./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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/weaver/parallel-ticket-4.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 57b9f50bcc1a62fff86b613ffbbe182d8b5828efa44efacd776b022a56af4d4d --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 22:33:58,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:33:58,512 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:33:58,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:33:58,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:33:58,558 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:33:58,560 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:33:58,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:33:58,566 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:33:58,572 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:33:58,573 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:33:58,576 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:33:58,576 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:33:58,578 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:33:58,579 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:33:58,586 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:33:58,587 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:33:58,589 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:33:58,590 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:33:58,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:33:58,595 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:33:58,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:33:58,598 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:33:58,599 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:33:58,606 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:33:58,607 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:33:58,607 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:33:58,609 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:33:58,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:33:58,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:33:58,610 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:33:58,612 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:33:58,614 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:33:58,614 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:33:58,615 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:33:58,615 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:33:58,616 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:33:58,616 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:33:58,616 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:33:58,617 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:33:58,617 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:33:58,619 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:33:58,653 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:33:58,653 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:33:58,654 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:33:58,654 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:33:58,655 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:33:58,655 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:33:58,656 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:33:58,656 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:33:58,656 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:33:58,657 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:33:58,657 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:33:58,658 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:33:58,658 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:33:58,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:33:58,658 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:33:58,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:33:58,658 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:33:58,659 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:33:58,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:33:58,659 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:33:58,659 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:33:58,659 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:33:58,659 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:33:58,660 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:33:58,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:33:58,660 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:33:58,660 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:33:58,660 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:33:58,661 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:33:58,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:33:58,661 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:33:58,661 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:33:58,662 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:33:58,662 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:33:58,662 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:33:58,662 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57b9f50bcc1a62fff86b613ffbbe182d8b5828efa44efacd776b022a56af4d4d Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:33:58,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:33:58,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:33:58,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:33:58,987 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:33:58,987 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:33:58,989 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c [2023-08-30 22:34:00,228 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:34:00,469 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:34:00,469 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c [2023-08-30 22:34:00,487 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c946a1d82/3e1df340f1bf4253a973441ddf423fa3/FLAGb5eb7b538 [2023-08-30 22:34:00,506 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c946a1d82/3e1df340f1bf4253a973441ddf423fa3 [2023-08-30 22:34:00,508 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:34:00,510 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:34:00,511 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:34:00,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:34:00,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:34:00,514 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:34:00" (1/1) ... [2023-08-30 22:34:00,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b019ca4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:00, skipping insertion in model container [2023-08-30 22:34:00,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:34:00" (1/1) ... [2023-08-30 22:34:00,521 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:34:00,549 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:34:00,727 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c[3526,3539] [2023-08-30 22:34:00,736 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:34:00,748 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:34:00,786 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c[3526,3539] [2023-08-30 22:34:00,791 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:34:00,800 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:34:00,801 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:34:00,807 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:34:00,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:00 WrapperNode [2023-08-30 22:34:00,808 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:34:00,809 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:34:00,809 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:34:00,810 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:34:00,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:00" (1/1) ... [2023-08-30 22:34:00,834 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:00" (1/1) ... [2023-08-30 22:34:00,870 INFO L138 Inliner]: procedures = 23, calls = 70, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 206 [2023-08-30 22:34:00,870 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:34:00,871 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:34:00,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:34:00,872 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:34:00,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:00" (1/1) ... [2023-08-30 22:34:00,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:00" (1/1) ... [2023-08-30 22:34:00,892 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:00" (1/1) ... [2023-08-30 22:34:00,897 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:00" (1/1) ... [2023-08-30 22:34:00,907 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:00" (1/1) ... [2023-08-30 22:34:00,909 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:00" (1/1) ... [2023-08-30 22:34:00,911 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:00" (1/1) ... [2023-08-30 22:34:00,912 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:00" (1/1) ... [2023-08-30 22:34:00,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:34:00,919 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:34:00,919 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:34:00,919 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:34:00,920 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:00" (1/1) ... [2023-08-30 22:34:00,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:34:00,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:34:00,947 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 22:34:00,956 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 22:34:00,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:34:00,984 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 22:34:00,985 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 22:34:00,985 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 22:34:00,985 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 22:34:00,985 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 22:34:00,985 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 22:34:00,985 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-30 22:34:00,986 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-30 22:34:00,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:34:00,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:34:00,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:34:00,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:34:00,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:34:00,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:34:00,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:34:00,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 22:34:00,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:34:00,988 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 22:34:01,087 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:34:01,089 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:34:01,340 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:34:01,475 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:34:01,476 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:34:01,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:34:01 BoogieIcfgContainer [2023-08-30 22:34:01,479 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:34:01,481 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:34:01,481 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:34:01,483 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:34:01,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:34:00" (1/3) ... [2023-08-30 22:34:01,484 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b938aa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:34:01, skipping insertion in model container [2023-08-30 22:34:01,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:00" (2/3) ... [2023-08-30 22:34:01,485 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b938aa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:34:01, skipping insertion in model container [2023-08-30 22:34:01,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:34:01" (3/3) ... [2023-08-30 22:34:01,486 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-4.wvr.c [2023-08-30 22:34:01,493 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:34:01,501 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:34:01,501 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:34:01,502 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:34:01,569 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-30 22:34:01,579 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 22:34:01,583 INFO L158 Benchmark]: Toolchain (without parser) took 1072.41ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 44.4MB in the beginning and 32.3MB in the end (delta: 12.1MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2023-08-30 22:34:01,583 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 67.1MB. Free memory was 44.3MB in the beginning and 44.2MB in the end (delta: 49.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:34:01,584 INFO L158 Benchmark]: CACSL2BoogieTranslator took 297.56ms. Allocated memory is still 67.1MB. Free memory was 44.2MB in the beginning and 32.6MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 22:34:01,584 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.09ms. Allocated memory is still 67.1MB. Free memory was 32.6MB in the beginning and 30.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:34:01,585 INFO L158 Benchmark]: Boogie Preprocessor took 46.93ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 30.5MB in the beginning and 65.4MB in the end (delta: -34.9MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2023-08-30 22:34:01,587 INFO L158 Benchmark]: RCFGBuilder took 559.94ms. Allocated memory is still 86.0MB. Free memory was 65.4MB in the beginning and 42.2MB in the end (delta: 23.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-08-30 22:34:01,589 INFO L158 Benchmark]: TraceAbstraction took 100.54ms. Allocated memory is still 86.0MB. Free memory was 41.7MB in the beginning and 32.3MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 22:34:01,596 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 67.1MB. Free memory was 44.3MB in the beginning and 44.2MB in the end (delta: 49.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 297.56ms. Allocated memory is still 67.1MB. Free memory was 44.2MB in the beginning and 32.6MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.09ms. Allocated memory is still 67.1MB. Free memory was 32.6MB in the beginning and 30.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.93ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 30.5MB in the beginning and 65.4MB in the end (delta: -34.9MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * RCFGBuilder took 559.94ms. Allocated memory is still 86.0MB. Free memory was 65.4MB in the beginning and 42.2MB in the end (delta: 23.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 100.54ms. Allocated memory is still 86.0MB. Free memory was 41.7MB in the beginning and 32.3MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. 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. [2023-08-30 22:34:01,616 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/weaver/parallel-ticket-4.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 57b9f50bcc1a62fff86b613ffbbe182d8b5828efa44efacd776b022a56af4d4d --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 22:34:03,438 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:34:03,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:34:03,483 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:34:03,485 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:34:03,488 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:34:03,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:34:03,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:34:03,495 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:34:03,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:34:03,501 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:34:03,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:34:03,504 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:34:03,506 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:34:03,507 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:34:03,517 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:34:03,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:34:03,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:34:03,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:34:03,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:34:03,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:34:03,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:34:03,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:34:03,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:34:03,536 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:34:03,537 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:34:03,537 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:34:03,538 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:34:03,539 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:34:03,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:34:03,540 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:34:03,545 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:34:03,547 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:34:03,548 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:34:03,548 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:34:03,549 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:34:03,549 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:34:03,550 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:34:03,550 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:34:03,550 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:34:03,551 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:34:03,552 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:34:03,578 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:34:03,578 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:34:03,579 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:34:03,579 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:34:03,580 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:34:03,580 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:34:03,581 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:34:03,581 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:34:03,581 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:34:03,581 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:34:03,582 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:34:03,582 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:34:03,583 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:34:03,583 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:34:03,583 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:34:03,583 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:34:03,583 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:34:03,583 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:34:03,584 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:34:03,584 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:34:03,584 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:34:03,584 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:34:03,584 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:34:03,584 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:34:03,585 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:34:03,585 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:34:03,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:34:03,585 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:34:03,585 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:34:03,586 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:34:03,586 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:34:03,586 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:34:03,586 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:34:03,586 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:34:03,587 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:34:03,587 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:34:03,587 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:34:03,587 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:34:03,587 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57b9f50bcc1a62fff86b613ffbbe182d8b5828efa44efacd776b022a56af4d4d Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:34:03,884 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:34:03,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:34:03,902 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:34:03,903 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:34:03,904 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:34:03,905 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c [2023-08-30 22:34:05,147 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:34:05,337 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:34:05,338 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c [2023-08-30 22:34:05,343 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4cfcb4b6/d1841806043b49e09728745d21550509/FLAG5edec2318 [2023-08-30 22:34:05,355 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4cfcb4b6/d1841806043b49e09728745d21550509 [2023-08-30 22:34:05,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:34:05,357 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:34:05,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:34:05,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:34:05,361 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:34:05,361 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:34:05" (1/1) ... [2023-08-30 22:34:05,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72f155fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:05, skipping insertion in model container [2023-08-30 22:34:05,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:34:05" (1/1) ... [2023-08-30 22:34:05,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:34:05,383 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:34:05,587 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c[3526,3539] [2023-08-30 22:34:05,591 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:34:05,612 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:34:05,653 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c[3526,3539] [2023-08-30 22:34:05,658 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:34:05,668 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:34:05,669 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:34:05,674 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:34:05,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:05 WrapperNode [2023-08-30 22:34:05,675 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:34:05,676 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:34:05,677 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:34:05,677 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:34:05,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:05" (1/1) ... [2023-08-30 22:34:05,704 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:05" (1/1) ... [2023-08-30 22:34:05,735 INFO L138 Inliner]: procedures = 25, calls = 70, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 199 [2023-08-30 22:34:05,736 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:34:05,737 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:34:05,737 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:34:05,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:34:05,745 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:05" (1/1) ... [2023-08-30 22:34:05,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:05" (1/1) ... [2023-08-30 22:34:05,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:05" (1/1) ... [2023-08-30 22:34:05,761 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:05" (1/1) ... [2023-08-30 22:34:05,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:05" (1/1) ... [2023-08-30 22:34:05,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:05" (1/1) ... [2023-08-30 22:34:05,783 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:05" (1/1) ... [2023-08-30 22:34:05,788 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:05" (1/1) ... [2023-08-30 22:34:05,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:34:05,793 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:34:05,793 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:34:05,794 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:34:05,794 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:05" (1/1) ... [2023-08-30 22:34:05,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:34:05,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:34:05,821 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 22:34:05,845 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 22:34:05,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:34:05,861 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 22:34:05,861 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 22:34:05,861 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 22:34:05,861 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 22:34:05,862 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 22:34:05,862 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 22:34:05,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:34:05,862 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-30 22:34:05,862 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-30 22:34:05,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:34:05,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:34:05,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:34:05,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 22:34:05,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:34:05,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:34:05,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:34:05,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:34:05,865 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 22:34:06,024 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:34:06,026 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:34:06,331 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:34:06,454 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:34:06,454 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:34:06,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:34:06 BoogieIcfgContainer [2023-08-30 22:34:06,457 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:34:06,459 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:34:06,459 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:34:06,461 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:34:06,462 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:34:05" (1/3) ... [2023-08-30 22:34:06,462 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e82a86e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:34:06, skipping insertion in model container [2023-08-30 22:34:06,462 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:05" (2/3) ... [2023-08-30 22:34:06,463 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e82a86e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:34:06, skipping insertion in model container [2023-08-30 22:34:06,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:34:06" (3/3) ... [2023-08-30 22:34:06,464 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-4.wvr.c [2023-08-30 22:34:06,472 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:34:06,481 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:34:06,481 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:34:06,481 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:34:06,578 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-30 22:34:06,584 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 22:34:06,590 INFO L158 Benchmark]: Toolchain (without parser) took 1230.92ms. Allocated memory was 67.1MB in the beginning and 113.2MB in the end (delta: 46.1MB). Free memory was 32.1MB in the beginning and 59.0MB in the end (delta: -26.9MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2023-08-30 22:34:06,590 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory is still 44.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:34:06,591 INFO L158 Benchmark]: CACSL2BoogieTranslator took 316.83ms. Allocated memory is still 67.1MB. Free memory was 31.9MB in the beginning and 38.0MB in the end (delta: -6.0MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2023-08-30 22:34:06,591 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.95ms. Allocated memory is still 67.1MB. Free memory was 37.8MB in the beginning and 35.9MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:34:06,592 INFO L158 Benchmark]: Boogie Preprocessor took 55.25ms. Allocated memory is still 67.1MB. Free memory was 35.9MB in the beginning and 34.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:34:06,593 INFO L158 Benchmark]: RCFGBuilder took 664.15ms. Allocated memory was 67.1MB in the beginning and 113.2MB in the end (delta: 46.1MB). Free memory was 34.1MB in the beginning and 70.4MB in the end (delta: -36.3MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2023-08-30 22:34:06,594 INFO L158 Benchmark]: TraceAbstraction took 128.90ms. Allocated memory is still 113.2MB. Free memory was 69.8MB in the beginning and 59.0MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 22:34:06,601 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory is still 44.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 316.83ms. Allocated memory is still 67.1MB. Free memory was 31.9MB in the beginning and 38.0MB in the end (delta: -6.0MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.95ms. Allocated memory is still 67.1MB. Free memory was 37.8MB in the beginning and 35.9MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 55.25ms. Allocated memory is still 67.1MB. Free memory was 35.9MB in the beginning and 34.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 664.15ms. Allocated memory was 67.1MB in the beginning and 113.2MB in the end (delta: 46.1MB). Free memory was 34.1MB in the beginning and 70.4MB in the end (delta: -36.3MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. * TraceAbstraction took 128.90ms. Allocated memory is still 113.2MB. Free memory was 69.8MB in the beginning and 59.0MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. 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. [2023-08-30 22:34:06,627 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