./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix036.oepc.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/mix036.oepc.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 e3d3e405a2d3cb3ab8b02ed87788ef59412b7b81517118cc37c044f334087868 --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 22:22:41,396 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:22:41,399 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:22:41,440 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:22:41,443 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:22:41,446 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:22:41,449 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:22:41,451 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:22:41,453 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:22:41,458 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:22:41,459 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:22:41,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:22:41,461 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:22:41,463 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:22:41,464 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:22:41,469 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:22:41,470 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:22:41,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:22:41,473 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:22:41,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:22:41,482 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:22:41,483 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:22:41,484 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:22:41,485 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:22:41,489 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:22:41,489 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:22:41,490 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:22:41,492 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:22:41,492 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:22:41,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:22:41,493 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:22:41,495 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:22:41,497 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:22:41,498 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:22:41,498 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:22:41,499 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:22:41,499 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:22:41,499 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:22:41,500 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:22:41,500 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:22:41,501 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:22:41,502 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:22:41,537 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:22:41,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:22:41,539 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:22:41,539 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:22:41,540 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:22:41,540 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:22:41,540 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:22:41,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:22:41,541 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:22:41,541 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:22:41,542 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:22:41,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:22:41,542 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:22:41,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:22:41,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:22:41,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:22:41,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:22:41,543 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:22:41,543 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:22:41,543 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:22:41,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:22:41,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:22:41,544 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:22:41,544 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:22:41,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:22:41,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:22:41,545 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:22:41,545 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:22:41,545 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:22:41,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:22:41,546 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:22:41,546 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:22:41,546 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:22:41,546 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:22:41,547 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:22:41,547 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3d3e405a2d3cb3ab8b02ed87788ef59412b7b81517118cc37c044f334087868 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:22:41,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:22:41,876 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:22:41,878 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:22:41,879 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:22:41,880 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:22:41,881 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix036.oepc.i [2023-08-30 22:22:43,076 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:22:43,311 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:22:43,320 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix036.oepc.i [2023-08-30 22:22:43,333 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7407e638/bb8038ec705f41cfad884b199ac45c36/FLAG36e93f898 [2023-08-30 22:22:43,350 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7407e638/bb8038ec705f41cfad884b199ac45c36 [2023-08-30 22:22:43,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:22:43,353 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:22:43,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:22:43,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:22:43,357 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:22:43,358 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:22:43" (1/1) ... [2023-08-30 22:22:43,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c2e2f43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:43, skipping insertion in model container [2023-08-30 22:22:43,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:22:43" (1/1) ... [2023-08-30 22:22:43,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:22:43,408 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:22:43,555 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/mix036.oepc.i[945,958] [2023-08-30 22:22:43,776 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:22:43,789 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:22:43,800 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/mix036.oepc.i[945,958] [2023-08-30 22:22:43,847 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:22:43,872 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:22:43,873 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:22:43,878 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:22:43,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:43 WrapperNode [2023-08-30 22:22:43,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:22:43,880 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:22:43,880 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:22:43,880 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:22:43,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:43" (1/1) ... [2023-08-30 22:22:43,900 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:43" (1/1) ... [2023-08-30 22:22:43,921 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 147 [2023-08-30 22:22:43,921 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:22:43,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:22:43,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:22:43,922 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:22:43,929 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:43" (1/1) ... [2023-08-30 22:22:43,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:43" (1/1) ... [2023-08-30 22:22:43,944 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:43" (1/1) ... [2023-08-30 22:22:43,945 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:43" (1/1) ... [2023-08-30 22:22:43,958 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:43" (1/1) ... [2023-08-30 22:22:43,971 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:43" (1/1) ... [2023-08-30 22:22:43,973 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:43" (1/1) ... [2023-08-30 22:22:43,974 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:43" (1/1) ... [2023-08-30 22:22:43,982 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:22:43,983 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:22:43,983 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:22:43,983 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:22:43,984 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:43" (1/1) ... [2023-08-30 22:22:43,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:22:44,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:22:44,014 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 22:22:44,041 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 22:22:44,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:22:44,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:22:44,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:22:44,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:22:44,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:22:44,061 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:22:44,062 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:22:44,062 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:22:44,062 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:22:44,062 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:22:44,062 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:22:44,062 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 22:22:44,062 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 22:22:44,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:22:44,063 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:22:44,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:22:44,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:22:44,064 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 22:22:44,213 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:22:44,215 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:22:44,571 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:22:44,685 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:22:44,685 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:22:44,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:22:44 BoogieIcfgContainer [2023-08-30 22:22:44,688 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:22:44,690 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:22:44,690 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:22:44,693 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:22:44,693 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:22:43" (1/3) ... [2023-08-30 22:22:44,694 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58111648 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:22:44, skipping insertion in model container [2023-08-30 22:22:44,694 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:43" (2/3) ... [2023-08-30 22:22:44,695 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58111648 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:22:44, skipping insertion in model container [2023-08-30 22:22:44,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:22:44" (3/3) ... [2023-08-30 22:22:44,696 INFO L112 eAbstractionObserver]: Analyzing ICFG mix036.oepc.i [2023-08-30 22:22:44,703 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:22:44,712 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:22:44,713 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:22:44,713 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:22:44,783 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:22:44,789 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 22:22:44,794 INFO L158 Benchmark]: Toolchain (without parser) took 1440.91ms. Allocated memory is still 79.7MB. Free memory was 57.7MB in the beginning and 49.8MB in the end (delta: 7.9MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. [2023-08-30 22:22:44,795 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 62.9MB. Free memory was 40.6MB in the beginning and 40.6MB in the end (delta: 57.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:22:44,796 INFO L158 Benchmark]: CACSL2BoogieTranslator took 525.76ms. Allocated memory is still 79.7MB. Free memory was 57.5MB in the beginning and 51.4MB in the end (delta: 6.1MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2023-08-30 22:22:44,796 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.20ms. Allocated memory is still 79.7MB. Free memory was 51.4MB in the beginning and 48.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:22:44,797 INFO L158 Benchmark]: Boogie Preprocessor took 60.30ms. Allocated memory is still 79.7MB. Free memory was 48.7MB in the beginning and 46.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:22:44,798 INFO L158 Benchmark]: RCFGBuilder took 705.65ms. Allocated memory is still 79.7MB. Free memory was 46.6MB in the beginning and 33.6MB in the end (delta: 13.0MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2023-08-30 22:22:44,799 INFO L158 Benchmark]: TraceAbstraction took 102.87ms. Allocated memory is still 79.7MB. Free memory was 33.1MB in the beginning and 49.8MB in the end (delta: -16.7MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2023-08-30 22:22:44,805 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 62.9MB. Free memory was 40.6MB in the beginning and 40.6MB in the end (delta: 57.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 525.76ms. Allocated memory is still 79.7MB. Free memory was 57.5MB in the beginning and 51.4MB in the end (delta: 6.1MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.20ms. Allocated memory is still 79.7MB. Free memory was 51.4MB in the beginning and 48.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.30ms. Allocated memory is still 79.7MB. Free memory was 48.7MB in the beginning and 46.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 705.65ms. Allocated memory is still 79.7MB. Free memory was 46.6MB in the beginning and 33.6MB in the end (delta: 13.0MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. * TraceAbstraction took 102.87ms. Allocated memory is still 79.7MB. Free memory was 33.1MB in the beginning and 49.8MB in the end (delta: -16.7MB). Peak memory consumption was 10.0MB. 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 22:22:44,835 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 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/mix036.oepc.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 e3d3e405a2d3cb3ab8b02ed87788ef59412b7b81517118cc37c044f334087868 --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 22:22:46,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:22:46,700 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:22:46,724 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:22:46,725 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:22:46,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:22:46,727 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:22:46,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:22:46,730 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:22:46,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:22:46,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:22:46,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:22:46,733 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:22:46,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:22:46,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:22:46,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:22:46,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:22:46,738 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:22:46,740 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:22:46,741 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:22:46,743 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:22:46,744 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:22:46,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:22:46,746 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:22:46,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:22:46,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:22:46,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:22:46,750 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:22:46,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:22:46,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:22:46,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:22:46,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:22:46,754 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:22:46,755 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:22:46,756 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:22:46,756 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:22:46,757 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:22:46,757 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:22:46,757 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:22:46,758 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:22:46,759 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:22:46,760 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:22:46,788 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:22:46,790 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:22:46,794 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:22:46,794 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:22:46,794 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:22:46,795 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:22:46,795 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:22:46,795 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:22:46,796 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:22:46,796 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:22:46,797 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:22:46,797 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:22:46,797 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:22:46,797 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:22:46,797 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:22:46,797 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:22:46,798 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:22:46,798 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:22:46,798 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:22:46,798 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:22:46,798 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:22:46,798 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:22:46,799 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:22:46,799 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:22:46,799 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:22:46,799 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:22:46,799 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:22:46,800 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:22:46,800 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:22:46,800 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:22:46,800 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:22:46,800 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:22:46,801 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:22:46,801 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:22:46,801 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:22:46,801 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:22:46,801 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:22:46,801 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:22:46,802 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3d3e405a2d3cb3ab8b02ed87788ef59412b7b81517118cc37c044f334087868 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:22:47,115 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:22:47,139 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:22:47,142 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:22:47,143 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:22:47,143 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:22:47,145 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix036.oepc.i [2023-08-30 22:22:48,310 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:22:48,566 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:22:48,567 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix036.oepc.i [2023-08-30 22:22:48,591 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/affd433c0/644d4c15e37d41209ee17e8fff3a9b89/FLAG084f2a9e5 [2023-08-30 22:22:48,610 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/affd433c0/644d4c15e37d41209ee17e8fff3a9b89 [2023-08-30 22:22:48,612 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:22:48,614 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:22:48,616 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:22:48,616 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:22:48,619 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:22:48,621 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:22:48" (1/1) ... [2023-08-30 22:22:48,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@124c75df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:48, skipping insertion in model container [2023-08-30 22:22:48,625 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:22:48" (1/1) ... [2023-08-30 22:22:48,630 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:22:48,681 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:22:48,852 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/mix036.oepc.i[945,958] [2023-08-30 22:22:49,068 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:22:49,082 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:22:49,090 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/mix036.oepc.i[945,958] [2023-08-30 22:22:49,129 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:22:49,154 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:22:49,154 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:22:49,160 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:22:49,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:49 WrapperNode [2023-08-30 22:22:49,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:22:49,161 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:22:49,161 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:22:49,161 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:22:49,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:49" (1/1) ... [2023-08-30 22:22:49,185 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:49" (1/1) ... [2023-08-30 22:22:49,206 INFO L138 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 148 [2023-08-30 22:22:49,206 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:22:49,207 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:22:49,207 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:22:49,207 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:22:49,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:49" (1/1) ... [2023-08-30 22:22:49,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:49" (1/1) ... [2023-08-30 22:22:49,222 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:49" (1/1) ... [2023-08-30 22:22:49,222 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:49" (1/1) ... [2023-08-30 22:22:49,233 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:49" (1/1) ... [2023-08-30 22:22:49,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:49" (1/1) ... [2023-08-30 22:22:49,238 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:49" (1/1) ... [2023-08-30 22:22:49,239 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:49" (1/1) ... [2023-08-30 22:22:49,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:22:49,244 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:22:49,244 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:22:49,244 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:22:49,245 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:49" (1/1) ... [2023-08-30 22:22:49,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:22:49,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:22:49,290 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 22:22:49,301 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 22:22:49,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:22:49,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:22:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:22:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:22:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:22:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:22:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:22:49,333 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:22:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:22:49,333 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:22:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:22:49,334 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:22:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 22:22:49,334 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 22:22:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:22:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:22:49,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:22:49,336 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 22:22:49,529 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:22:49,531 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:22:49,897 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:22:50,041 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:22:50,041 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:22:50,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:22:50 BoogieIcfgContainer [2023-08-30 22:22:50,044 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:22:50,047 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:22:50,047 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:22:50,050 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:22:50,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:22:48" (1/3) ... [2023-08-30 22:22:50,050 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@396e60b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:22:50, skipping insertion in model container [2023-08-30 22:22:50,051 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:49" (2/3) ... [2023-08-30 22:22:50,051 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@396e60b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:22:50, skipping insertion in model container [2023-08-30 22:22:50,051 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:22:50" (3/3) ... [2023-08-30 22:22:50,052 INFO L112 eAbstractionObserver]: Analyzing ICFG mix036.oepc.i [2023-08-30 22:22:50,059 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:22:50,068 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:22:50,068 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:22:50,068 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:22:50,129 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:22:50,135 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 22:22:50,141 INFO L158 Benchmark]: Toolchain (without parser) took 1525.89ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 48.7MB in the beginning and 47.8MB in the end (delta: 903.5kB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2023-08-30 22:22:50,141 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 56.6MB. Free memory was 35.1MB in the beginning and 35.1MB in the end (delta: 48.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:22:50,142 INFO L158 Benchmark]: CACSL2BoogieTranslator took 544.36ms. Allocated memory is still 75.5MB. Free memory was 48.5MB in the beginning and 42.9MB in the end (delta: 5.7MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2023-08-30 22:22:50,142 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.44ms. Allocated memory is still 75.5MB. Free memory was 42.9MB in the beginning and 40.2MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 22:22:50,143 INFO L158 Benchmark]: Boogie Preprocessor took 36.05ms. Allocated memory is still 75.5MB. Free memory was 40.2MB in the beginning and 37.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:22:50,144 INFO L158 Benchmark]: RCFGBuilder took 800.28ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 37.8MB in the beginning and 62.5MB in the end (delta: -24.7MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2023-08-30 22:22:50,145 INFO L158 Benchmark]: TraceAbstraction took 92.12ms. Allocated memory is still 102.8MB. Free memory was 61.8MB in the beginning and 47.8MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 22:22:50,152 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 56.6MB. Free memory was 35.1MB in the beginning and 35.1MB in the end (delta: 48.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 544.36ms. Allocated memory is still 75.5MB. Free memory was 48.5MB in the beginning and 42.9MB in the end (delta: 5.7MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.44ms. Allocated memory is still 75.5MB. Free memory was 42.9MB in the beginning and 40.2MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.05ms. Allocated memory is still 75.5MB. Free memory was 40.2MB in the beginning and 37.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 800.28ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 37.8MB in the beginning and 62.5MB in the end (delta: -24.7MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. * TraceAbstraction took 92.12ms. Allocated memory is still 102.8MB. Free memory was 61.8MB in the beginning and 47.8MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. 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 22:22:50,179 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