./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe006_power.opt-thin000_power.opt.i --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/pthread-wmm/safe006_power.opt-thin000_power.opt.i -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 eec124b30114ac40ce6b503b76c1b377fc7c0cddd0ece3b04d579d49ce56e9b5 --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 22:25:05,627 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:25:05,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:25:05,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:25:05,671 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:25:05,674 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:25:05,675 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:25:05,676 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:25:05,678 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:25:05,682 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:25:05,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:25:05,683 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:25:05,683 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:25:05,684 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:25:05,685 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:25:05,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:25:05,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:25:05,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:25:05,688 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:25:05,690 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:25:05,693 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:25:05,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:25:05,696 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:25:05,698 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:25:05,703 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:25:05,703 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:25:05,703 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:25:05,704 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:25:05,704 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:25:05,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:25:05,705 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:25:05,706 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:25:05,706 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:25:05,707 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:25:05,707 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:25:05,707 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:25:05,708 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:25:05,708 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:25:05,708 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:25:05,714 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:25:05,715 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:25:05,716 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:25:05,742 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:25:05,742 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:25:05,743 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:25:05,744 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:25:05,744 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:25:05,745 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:25:05,745 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:25:05,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:25:05,746 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:25:05,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:25:05,747 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:25:05,747 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:25:05,747 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:25:05,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:25:05,747 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:25:05,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:25:05,748 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:25:05,748 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:25:05,748 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:25:05,748 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:25:05,748 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:25:05,749 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:25:05,749 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:25:05,749 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:25:05,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:25:05,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:25:05,750 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:25:05,750 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:25:05,750 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:25:05,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:25:05,751 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:25:05,751 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:25:05,751 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:25:05,751 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:25:05,751 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:25:05,752 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eec124b30114ac40ce6b503b76c1b377fc7c0cddd0ece3b04d579d49ce56e9b5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:25:06,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:25:06,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:25:06,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:25:06,084 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:25:06,087 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:25:06,088 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe006_power.opt-thin000_power.opt.i [2023-08-30 22:25:07,290 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:25:07,576 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:25:07,577 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe006_power.opt-thin000_power.opt.i [2023-08-30 22:25:07,588 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/243a545ea/33d801a985ad44b68a5a90ff48246ed7/FLAG785ee7ac0 [2023-08-30 22:25:07,881 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/243a545ea/33d801a985ad44b68a5a90ff48246ed7 [2023-08-30 22:25:07,884 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:25:07,885 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:25:07,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:25:07,886 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:25:07,890 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:25:07,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:25:07" (1/1) ... [2023-08-30 22:25:07,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fce774d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:07, skipping insertion in model container [2023-08-30 22:25:07,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:25:07" (1/1) ... [2023-08-30 22:25:07,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:25:07,961 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:25:08,126 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-wmm/safe006_power.opt-thin000_power.opt.i[969,982] [2023-08-30 22:25:08,345 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:25:08,356 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:25:08,368 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-wmm/safe006_power.opt-thin000_power.opt.i[969,982] [2023-08-30 22:25:08,427 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:25:08,460 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:25:08,461 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:25:08,467 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:25:08,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:08 WrapperNode [2023-08-30 22:25:08,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:25:08,469 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:25:08,469 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:25:08,470 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:25:08,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:08" (1/1) ... [2023-08-30 22:25:08,500 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:08" (1/1) ... [2023-08-30 22:25:08,522 INFO L138 Inliner]: procedures = 175, calls = 58, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 164 [2023-08-30 22:25:08,523 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:25:08,523 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:25:08,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:25:08,524 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:25:08,531 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:08" (1/1) ... [2023-08-30 22:25:08,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:08" (1/1) ... [2023-08-30 22:25:08,534 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:08" (1/1) ... [2023-08-30 22:25:08,535 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:08" (1/1) ... [2023-08-30 22:25:08,543 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:08" (1/1) ... [2023-08-30 22:25:08,545 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:08" (1/1) ... [2023-08-30 22:25:08,548 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:08" (1/1) ... [2023-08-30 22:25:08,549 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:08" (1/1) ... [2023-08-30 22:25:08,553 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:25:08,554 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:25:08,554 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:25:08,554 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:25:08,555 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:08" (1/1) ... [2023-08-30 22:25:08,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:25:08,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:25:08,600 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 22:25:08,604 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 22:25:08,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 22:25:08,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:25:08,626 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:25:08,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:25:08,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:25:08,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:25:08,626 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:25:08,627 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:25:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:25:08,627 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:25:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:25:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:25:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:25:08,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:25:08,629 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 22:25:08,749 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:25:08,751 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:25:09,186 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:25:09,502 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:25:09,503 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:25:09,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:25:09 BoogieIcfgContainer [2023-08-30 22:25:09,505 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:25:09,507 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:25:09,507 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:25:09,509 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:25:09,510 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:25:07" (1/3) ... [2023-08-30 22:25:09,510 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@358adbae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:25:09, skipping insertion in model container [2023-08-30 22:25:09,510 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:08" (2/3) ... [2023-08-30 22:25:09,511 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@358adbae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:25:09, skipping insertion in model container [2023-08-30 22:25:09,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:25:09" (3/3) ... [2023-08-30 22:25:09,512 INFO L112 eAbstractionObserver]: Analyzing ICFG safe006_power.opt-thin000_power.opt.i [2023-08-30 22:25:09,519 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:25:09,527 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:25:09,527 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:25:09,528 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:25:09,595 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:25:09,601 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 22:25:09,606 INFO L158 Benchmark]: Toolchain (without parser) took 1720.64ms. Allocated memory is still 98.6MB. Free memory was 75.3MB in the beginning and 42.7MB in the end (delta: 32.6MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2023-08-30 22:25:09,607 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 71.3MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:25:09,608 INFO L158 Benchmark]: CACSL2BoogieTranslator took 582.31ms. Allocated memory is still 98.6MB. Free memory was 75.0MB in the beginning and 75.0MB in the end (delta: 74.0kB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2023-08-30 22:25:09,608 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.52ms. Allocated memory is still 98.6MB. Free memory was 75.0MB in the beginning and 72.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:25:09,610 INFO L158 Benchmark]: Boogie Preprocessor took 29.94ms. Allocated memory is still 98.6MB. Free memory was 72.5MB in the beginning and 70.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:25:09,610 INFO L158 Benchmark]: RCFGBuilder took 951.00ms. Allocated memory is still 98.6MB. Free memory was 70.4MB in the beginning and 55.8MB in the end (delta: 14.6MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2023-08-30 22:25:09,611 INFO L158 Benchmark]: TraceAbstraction took 98.23ms. Allocated memory is still 98.6MB. Free memory was 55.3MB in the beginning and 42.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 22:25:09,618 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 71.3MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 582.31ms. Allocated memory is still 98.6MB. Free memory was 75.0MB in the beginning and 75.0MB in the end (delta: 74.0kB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.52ms. Allocated memory is still 98.6MB. Free memory was 75.0MB in the beginning and 72.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.94ms. Allocated memory is still 98.6MB. Free memory was 72.5MB in the beginning and 70.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 951.00ms. Allocated memory is still 98.6MB. Free memory was 70.4MB in the beginning and 55.8MB in the end (delta: 14.6MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. * TraceAbstraction took 98.23ms. Allocated memory is still 98.6MB. Free memory was 55.3MB in the beginning and 42.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. 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 22:25:09,643 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-wmm/safe006_power.opt-thin000_power.opt.i -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 eec124b30114ac40ce6b503b76c1b377fc7c0cddd0ece3b04d579d49ce56e9b5 --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 22:25:11,534 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:25:11,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:25:11,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:25:11,583 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:25:11,586 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:25:11,588 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:25:11,591 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:25:11,592 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:25:11,597 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:25:11,598 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:25:11,600 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:25:11,600 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:25:11,602 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:25:11,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:25:11,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:25:11,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:25:11,611 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:25:11,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:25:11,616 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:25:11,625 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:25:11,626 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:25:11,627 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:25:11,628 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:25:11,632 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:25:11,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:25:11,635 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:25:11,636 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:25:11,637 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:25:11,638 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:25:11,638 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:25:11,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:25:11,644 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:25:11,645 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:25:11,646 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:25:11,647 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:25:11,648 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:25:11,648 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:25:11,648 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:25:11,649 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:25:11,649 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:25:11,651 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:25:11,684 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:25:11,685 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:25:11,686 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:25:11,686 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:25:11,687 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:25:11,687 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:25:11,687 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:25:11,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:25:11,688 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:25:11,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:25:11,689 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:25:11,689 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:25:11,689 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:25:11,689 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:25:11,690 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:25:11,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:25:11,690 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:25:11,690 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:25:11,690 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:25:11,690 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:25:11,691 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:25:11,691 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:25:11,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:25:11,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:25:11,692 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:25:11,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:25:11,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:25:11,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:25:11,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:25:11,693 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:25:11,693 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:25:11,693 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:25:11,694 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:25:11,694 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:25:11,694 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:25:11,694 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:25:11,694 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:25:11,694 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:25:11,694 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eec124b30114ac40ce6b503b76c1b377fc7c0cddd0ece3b04d579d49ce56e9b5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:25:11,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:25:12,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:25:12,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:25:12,004 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:25:12,005 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:25:12,006 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe006_power.opt-thin000_power.opt.i [2023-08-30 22:25:13,145 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:25:13,410 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:25:13,410 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe006_power.opt-thin000_power.opt.i [2023-08-30 22:25:13,423 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b7f31004/e103b833e21741299daf2e4dd034760f/FLAGadd0ca4fd [2023-08-30 22:25:13,441 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b7f31004/e103b833e21741299daf2e4dd034760f [2023-08-30 22:25:13,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:25:13,444 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:25:13,445 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:25:13,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:25:13,448 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:25:13,450 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:25:13" (1/1) ... [2023-08-30 22:25:13,451 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e673825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:13, skipping insertion in model container [2023-08-30 22:25:13,451 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:25:13" (1/1) ... [2023-08-30 22:25:13,457 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:25:13,513 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:25:13,636 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-wmm/safe006_power.opt-thin000_power.opt.i[969,982] [2023-08-30 22:25:13,775 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:25:13,788 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:25:13,797 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-wmm/safe006_power.opt-thin000_power.opt.i[969,982] [2023-08-30 22:25:13,832 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:25:13,917 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:25:13,917 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:25:13,923 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:25:13,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:13 WrapperNode [2023-08-30 22:25:13,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:25:13,925 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:25:13,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:25:13,925 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:25:13,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:13" (1/1) ... [2023-08-30 22:25:13,965 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:13" (1/1) ... [2023-08-30 22:25:13,993 INFO L138 Inliner]: procedures = 179, calls = 58, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 165 [2023-08-30 22:25:13,994 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:25:13,996 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:25:13,996 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:25:13,997 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:25:14,004 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:13" (1/1) ... [2023-08-30 22:25:14,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:13" (1/1) ... [2023-08-30 22:25:14,010 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:13" (1/1) ... [2023-08-30 22:25:14,010 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:13" (1/1) ... [2023-08-30 22:25:14,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:13" (1/1) ... [2023-08-30 22:25:14,022 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:13" (1/1) ... [2023-08-30 22:25:14,025 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:13" (1/1) ... [2023-08-30 22:25:14,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:13" (1/1) ... [2023-08-30 22:25:14,031 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:25:14,032 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:25:14,032 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:25:14,032 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:25:14,033 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:13" (1/1) ... [2023-08-30 22:25:14,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:25:14,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:25:14,067 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 22:25:14,093 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 22:25:14,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 22:25:14,119 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:25:14,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:25:14,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:25:14,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:25:14,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:25:14,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:25:14,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 22:25:14,120 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:25:14,120 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:25:14,120 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:25:14,120 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:25:14,120 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:25:14,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:25:14,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:25:14,122 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 22:25:14,334 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:25:14,336 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:25:14,688 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:25:14,980 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:25:14,980 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:25:14,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:25:14 BoogieIcfgContainer [2023-08-30 22:25:14,983 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:25:14,986 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:25:14,986 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:25:14,988 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:25:14,989 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:25:13" (1/3) ... [2023-08-30 22:25:14,989 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@247d9a2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:25:14, skipping insertion in model container [2023-08-30 22:25:14,989 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:13" (2/3) ... [2023-08-30 22:25:14,990 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@247d9a2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:25:14, skipping insertion in model container [2023-08-30 22:25:14,990 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:25:14" (3/3) ... [2023-08-30 22:25:14,992 INFO L112 eAbstractionObserver]: Analyzing ICFG safe006_power.opt-thin000_power.opt.i [2023-08-30 22:25:15,000 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:25:15,009 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:25:15,010 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:25:15,011 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:25:15,099 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:25:15,107 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 22:25:15,112 INFO L158 Benchmark]: Toolchain (without parser) took 1667.06ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 55.9MB in the beginning and 48.2MB in the end (delta: 7.7MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2023-08-30 22:25:15,112 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 65.0MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:25:15,113 INFO L158 Benchmark]: CACSL2BoogieTranslator took 478.89ms. Allocated memory is still 79.7MB. Free memory was 55.7MB in the beginning and 52.9MB in the end (delta: 2.8MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2023-08-30 22:25:15,113 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.06ms. Allocated memory is still 79.7MB. Free memory was 52.9MB in the beginning and 50.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:25:15,114 INFO L158 Benchmark]: Boogie Preprocessor took 35.12ms. Allocated memory is still 79.7MB. Free memory was 50.1MB in the beginning and 47.6MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 22:25:15,115 INFO L158 Benchmark]: RCFGBuilder took 951.26ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 47.6MB in the beginning and 65.1MB in the end (delta: -17.5MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2023-08-30 22:25:15,116 INFO L158 Benchmark]: TraceAbstraction took 124.67ms. Allocated memory is still 98.6MB. Free memory was 64.4MB in the beginning and 48.2MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 22:25:15,123 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 65.0MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 478.89ms. Allocated memory is still 79.7MB. Free memory was 55.7MB in the beginning and 52.9MB in the end (delta: 2.8MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.06ms. Allocated memory is still 79.7MB. Free memory was 52.9MB in the beginning and 50.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.12ms. Allocated memory is still 79.7MB. Free memory was 50.1MB in the beginning and 47.6MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 951.26ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 47.6MB in the beginning and 65.1MB in the end (delta: -17.5MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. * TraceAbstraction took 124.67ms. Allocated memory is still 98.6MB. Free memory was 64.4MB in the beginning and 48.2MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:25:15,145 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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