./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix040.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/mix040.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 9adb0e975425d9a1b173bce1a766592f39d0541cd50cefd6e228e1140c2f9f3e --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 22:22:59,995 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:22:59,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:23:00,041 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:23:00,042 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:23:00,043 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:23:00,053 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:23:00,056 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:23:00,059 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:23:00,063 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:23:00,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:23:00,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:23:00,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:23:00,068 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:23:00,068 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:23:00,069 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:23:00,073 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:23:00,073 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:23:00,075 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:23:00,078 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:23:00,080 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:23:00,084 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:23:00,085 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:23:00,086 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:23:00,090 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:23:00,094 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:23:00,094 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:23:00,095 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:23:00,096 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:23:00,097 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:23:00,097 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:23:00,098 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:23:00,102 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:23:00,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:23:00,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:23:00,105 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:23:00,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:23:00,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:23:00,106 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:23:00,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:23:00,107 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:23:00,108 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:23:00,132 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:23:00,132 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:23:00,133 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:23:00,133 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:23:00,134 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:23:00,134 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:23:00,135 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:23:00,135 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:23:00,136 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:23:00,136 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:23:00,137 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:23:00,137 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:23:00,137 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:23:00,137 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:23:00,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:23:00,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:23:00,138 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:23:00,138 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:23:00,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:23:00,138 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:23:00,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:23:00,138 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:23:00,139 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:23:00,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:23:00,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:23:00,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:23:00,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:23:00,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:23:00,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:23:00,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:23:00,140 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:23:00,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:23:00,141 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:23:00,141 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:23:00,141 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:23:00,141 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9adb0e975425d9a1b173bce1a766592f39d0541cd50cefd6e228e1140c2f9f3e Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:23:00,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:23:00,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:23:00,464 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:23:00,465 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:23:00,465 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:23:00,466 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix040.opt.i [2023-08-30 22:23:01,641 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:23:01,923 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:23:01,924 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix040.opt.i [2023-08-30 22:23:01,945 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60377e788/090978ad6676468a83f6428fc7be892f/FLAG3125fe039 [2023-08-30 22:23:01,968 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60377e788/090978ad6676468a83f6428fc7be892f [2023-08-30 22:23:01,971 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:23:01,973 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:23:01,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:23:01,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:23:01,979 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:23:01,980 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:23:01" (1/1) ... [2023-08-30 22:23:01,983 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bb9deaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:01, skipping insertion in model container [2023-08-30 22:23:01,983 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:23:01" (1/1) ... [2023-08-30 22:23:01,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:23:02,035 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:23:02,199 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/mix040.opt.i[944,957] [2023-08-30 22:23:02,418 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:23:02,433 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:23:02,445 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/mix040.opt.i[944,957] [2023-08-30 22:23:02,523 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:23:02,550 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:23:02,550 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:23:02,556 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:23:02,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:02 WrapperNode [2023-08-30 22:23:02,557 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:23:02,558 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:23:02,558 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:23:02,558 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:23:02,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:02" (1/1) ... [2023-08-30 22:23:02,593 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:02" (1/1) ... [2023-08-30 22:23:02,630 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 151 [2023-08-30 22:23:02,633 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:23:02,634 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:23:02,635 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:23:02,635 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:23:02,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:02" (1/1) ... [2023-08-30 22:23:02,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:02" (1/1) ... [2023-08-30 22:23:02,654 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:02" (1/1) ... [2023-08-30 22:23:02,655 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:02" (1/1) ... [2023-08-30 22:23:02,664 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:02" (1/1) ... [2023-08-30 22:23:02,675 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:02" (1/1) ... [2023-08-30 22:23:02,677 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:02" (1/1) ... [2023-08-30 22:23:02,682 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:02" (1/1) ... [2023-08-30 22:23:02,684 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:23:02,689 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:23:02,690 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:23:02,690 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:23:02,691 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:02" (1/1) ... [2023-08-30 22:23:02,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:23:02,706 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:23:02,719 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 22:23:02,737 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 22:23:02,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:23:02,751 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:23:02,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:23:02,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:23:02,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:23:02,751 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:23:02,751 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:23:02,752 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:23:02,752 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:23:02,752 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:23:02,752 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:23:02,752 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 22:23:02,752 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 22:23:02,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:23:02,753 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:23:02,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:23:02,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:23:02,754 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 22:23:02,904 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:23:02,906 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:23:03,229 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:23:03,366 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:23:03,366 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:23:03,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:23:03 BoogieIcfgContainer [2023-08-30 22:23:03,369 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:23:03,371 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:23:03,371 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:23:03,374 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:23:03,374 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:23:01" (1/3) ... [2023-08-30 22:23:03,375 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a99639c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:23:03, skipping insertion in model container [2023-08-30 22:23:03,375 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:02" (2/3) ... [2023-08-30 22:23:03,375 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a99639c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:23:03, skipping insertion in model container [2023-08-30 22:23:03,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:23:03" (3/3) ... [2023-08-30 22:23:03,377 INFO L112 eAbstractionObserver]: Analyzing ICFG mix040.opt.i [2023-08-30 22:23:03,385 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:23:03,393 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:23:03,394 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:23:03,394 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:23:03,456 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:23:03,462 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 22:23:03,467 INFO L158 Benchmark]: Toolchain (without parser) took 1493.79ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 49.3MB in the beginning and 49.3MB in the end (delta: 11.6kB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2023-08-30 22:23:03,468 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 77.6MB. Free memory was 54.6MB in the beginning and 54.5MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:23:03,469 INFO L158 Benchmark]: CACSL2BoogieTranslator took 581.42ms. Allocated memory is still 77.6MB. Free memory was 49.1MB in the beginning and 48.6MB in the end (delta: 509.3kB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-08-30 22:23:03,470 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.45ms. Allocated memory is still 77.6MB. Free memory was 48.6MB in the beginning and 46.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:23:03,470 INFO L158 Benchmark]: Boogie Preprocessor took 54.63ms. Allocated memory is still 77.6MB. Free memory was 46.1MB in the beginning and 44.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:23:03,471 INFO L158 Benchmark]: RCFGBuilder took 679.42ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 44.1MB in the beginning and 59.8MB in the end (delta: -15.7MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2023-08-30 22:23:03,472 INFO L158 Benchmark]: TraceAbstraction took 95.00ms. Allocated memory is still 102.8MB. Free memory was 59.3MB in the beginning and 49.3MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 22:23:03,479 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 77.6MB. Free memory was 54.6MB in the beginning and 54.5MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 581.42ms. Allocated memory is still 77.6MB. Free memory was 49.1MB in the beginning and 48.6MB in the end (delta: 509.3kB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.45ms. Allocated memory is still 77.6MB. Free memory was 48.6MB in the beginning and 46.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.63ms. Allocated memory is still 77.6MB. Free memory was 46.1MB in the beginning and 44.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 679.42ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 44.1MB in the beginning and 59.8MB in the end (delta: -15.7MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. * TraceAbstraction took 95.00ms. Allocated memory is still 102.8MB. Free memory was 59.3MB in the beginning and 49.3MB in the end (delta: 10.0MB). 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 22:23:03,505 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/mix040.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 9adb0e975425d9a1b173bce1a766592f39d0541cd50cefd6e228e1140c2f9f3e --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 22:23:05,335 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:23:05,337 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:23:05,383 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:23:05,383 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:23:05,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:23:05,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:23:05,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:23:05,393 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:23:05,397 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:23:05,398 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:23:05,400 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:23:05,401 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:23:05,403 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:23:05,404 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:23:05,409 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:23:05,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:23:05,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:23:05,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:23:05,417 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:23:05,418 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:23:05,419 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:23:05,420 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:23:05,421 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:23:05,427 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:23:05,428 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:23:05,428 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:23:05,430 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:23:05,430 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:23:05,431 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:23:05,431 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:23:05,433 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:23:05,434 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:23:05,434 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:23:05,435 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:23:05,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:23:05,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:23:05,436 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:23:05,436 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:23:05,437 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:23:05,438 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:23:05,439 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:23:05,471 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:23:05,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:23:05,472 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:23:05,472 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:23:05,473 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:23:05,473 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:23:05,473 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:23:05,474 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:23:05,474 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:23:05,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:23:05,475 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:23:05,475 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:23:05,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:23:05,475 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:23:05,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:23:05,475 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:23:05,475 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:23:05,476 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:23:05,476 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:23:05,476 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:23:05,476 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:23:05,476 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:23:05,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:23:05,476 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:23:05,477 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:23:05,477 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:23:05,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:23:05,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:23:05,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:23:05,477 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:23:05,477 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:23:05,478 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:23:05,478 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:23:05,478 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:23:05,478 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:23:05,478 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:23:05,478 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:23:05,478 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:23:05,479 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9adb0e975425d9a1b173bce1a766592f39d0541cd50cefd6e228e1140c2f9f3e Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:23:05,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:23:05,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:23:05,811 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:23:05,812 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:23:05,813 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:23:05,814 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix040.opt.i [2023-08-30 22:23:06,890 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:23:07,215 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:23:07,215 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix040.opt.i [2023-08-30 22:23:07,246 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/154ca351f/af88b0a3312c462fb70e979dcd8a5c87/FLAGb8cc4642f [2023-08-30 22:23:07,266 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/154ca351f/af88b0a3312c462fb70e979dcd8a5c87 [2023-08-30 22:23:07,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:23:07,270 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:23:07,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:23:07,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:23:07,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:23:07,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:23:07" (1/1) ... [2023-08-30 22:23:07,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6676752e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:07, skipping insertion in model container [2023-08-30 22:23:07,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:23:07" (1/1) ... [2023-08-30 22:23:07,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:23:07,341 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:23:07,508 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/mix040.opt.i[944,957] [2023-08-30 22:23:07,720 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:23:07,741 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:23:07,755 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/mix040.opt.i[944,957] [2023-08-30 22:23:07,824 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:23:07,860 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:23:07,861 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:23:07,867 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:23:07,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:07 WrapperNode [2023-08-30 22:23:07,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:23:07,868 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:23:07,869 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:23:07,869 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:23:07,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:07" (1/1) ... [2023-08-30 22:23:07,909 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:07" (1/1) ... [2023-08-30 22:23:07,948 INFO L138 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 152 [2023-08-30 22:23:07,950 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:23:07,951 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:23:07,952 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:23:07,952 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:23:07,959 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:07" (1/1) ... [2023-08-30 22:23:07,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:07" (1/1) ... [2023-08-30 22:23:07,974 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:07" (1/1) ... [2023-08-30 22:23:07,975 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:07" (1/1) ... [2023-08-30 22:23:07,987 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:07" (1/1) ... [2023-08-30 22:23:07,998 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:07" (1/1) ... [2023-08-30 22:23:08,004 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:07" (1/1) ... [2023-08-30 22:23:08,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:07" (1/1) ... [2023-08-30 22:23:08,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:23:08,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:23:08,022 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:23:08,022 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:23:08,023 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:07" (1/1) ... [2023-08-30 22:23:08,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:23:08,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:23:08,053 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 22:23:08,075 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 22:23:08,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:23:08,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:23:08,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:23:08,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:23:08,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:23:08,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:23:08,093 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:23:08,093 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:23:08,093 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:23:08,093 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:23:08,093 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:23:08,093 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:23:08,093 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 22:23:08,093 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 22:23:08,094 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:23:08,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:23:08,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:23:08,095 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 22:23:08,320 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:23:08,322 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:23:08,609 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:23:08,726 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:23:08,726 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:23:08,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:23:08 BoogieIcfgContainer [2023-08-30 22:23:08,728 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:23:08,730 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:23:08,730 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:23:08,733 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:23:08,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:23:07" (1/3) ... [2023-08-30 22:23:08,733 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b19001f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:23:08, skipping insertion in model container [2023-08-30 22:23:08,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:07" (2/3) ... [2023-08-30 22:23:08,734 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b19001f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:23:08, skipping insertion in model container [2023-08-30 22:23:08,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:23:08" (3/3) ... [2023-08-30 22:23:08,735 INFO L112 eAbstractionObserver]: Analyzing ICFG mix040.opt.i [2023-08-30 22:23:08,742 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:23:08,751 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:23:08,751 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:23:08,751 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:23:08,825 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:23:08,832 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 22:23:08,837 INFO L158 Benchmark]: Toolchain (without parser) took 1566.21ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 47.3MB in the beginning and 42.8MB in the end (delta: 4.5MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2023-08-30 22:23:08,837 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 71.3MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:23:08,838 INFO L158 Benchmark]: CACSL2BoogieTranslator took 595.66ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 47.2MB in the beginning and 56.5MB in the end (delta: -9.4MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2023-08-30 22:23:08,839 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.75ms. Allocated memory is still 86.0MB. Free memory was 56.5MB in the beginning and 54.1MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:23:08,839 INFO L158 Benchmark]: Boogie Preprocessor took 69.19ms. Allocated memory is still 86.0MB. Free memory was 54.1MB in the beginning and 51.8MB in the end (delta: 2.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 22:23:08,840 INFO L158 Benchmark]: RCFGBuilder took 707.25ms. Allocated memory is still 86.0MB. Free memory was 51.8MB in the beginning and 56.2MB in the end (delta: -4.5MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2023-08-30 22:23:08,841 INFO L158 Benchmark]: TraceAbstraction took 105.47ms. Allocated memory is still 86.0MB. Free memory was 55.4MB in the beginning and 42.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 22:23:08,848 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 71.3MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 595.66ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 47.2MB in the beginning and 56.5MB in the end (delta: -9.4MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.75ms. Allocated memory is still 86.0MB. Free memory was 56.5MB in the beginning and 54.1MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 69.19ms. Allocated memory is still 86.0MB. Free memory was 54.1MB in the beginning and 51.8MB in the end (delta: 2.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 707.25ms. Allocated memory is still 86.0MB. Free memory was 51.8MB in the beginning and 56.2MB in the end (delta: -4.5MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * TraceAbstraction took 105.47ms. Allocated memory is still 86.0MB. Free memory was 55.4MB in the beginning and 42.8MB 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 22:23:08,876 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