./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix018.opt.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix018.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a7349305eeae716fa3a7c11218caa894d6e5121d77db0055a98af7bd7c666586 --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 01:50:41,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:50:41,429 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:50:41,453 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:50:41,453 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:50:41,454 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:50:41,456 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:50:41,457 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:50:41,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:50:41,459 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:50:41,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:50:41,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:50:41,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:50:41,463 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:50:41,463 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:50:41,464 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:50:41,465 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:50:41,466 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:50:41,467 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:50:41,469 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:50:41,470 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:50:41,471 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:50:41,472 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:50:41,473 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:50:41,476 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:50:41,476 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:50:41,476 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:50:41,477 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:50:41,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:50:41,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:50:41,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:50:41,480 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:50:41,480 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:50:41,481 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:50:41,482 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:50:41,482 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:50:41,483 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:50:41,483 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:50:41,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:50:41,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:50:41,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:50:41,498 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:50:41,525 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:50:41,525 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:50:41,526 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:50:41,526 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:50:41,527 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:50:41,528 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:50:41,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:50:41,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:50:41,530 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:50:41,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:50:41,531 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:50:41,531 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:50:41,531 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:50:41,531 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:50:41,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:50:41,532 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:50:41,532 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:50:41,532 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:50:41,532 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:50:41,532 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:50:41,533 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:50:41,533 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:50:41,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:50:41,533 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:50:41,534 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:50:41,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:50:41,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:50:41,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:50:41,534 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:50:41,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:50:41,535 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:50:41,535 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:50:41,535 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:50:41,535 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:50:41,536 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7349305eeae716fa3a7c11218caa894d6e5121d77db0055a98af7bd7c666586 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:50:41,863 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:50:41,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:50:41,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:50:41,891 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:50:41,892 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:50:41,893 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix018.opt.i [2023-08-30 01:50:43,145 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:50:43,447 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:50:43,448 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix018.opt.i [2023-08-30 01:50:43,471 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a08a29c0/8404f37855ea4e8ab75dfbfc8f602cc4/FLAGaa820b740 [2023-08-30 01:50:43,488 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a08a29c0/8404f37855ea4e8ab75dfbfc8f602cc4 [2023-08-30 01:50:43,492 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:50:43,493 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:50:43,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:50:43,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:50:43,499 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:50:43,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:50:43" (1/1) ... [2023-08-30 01:50:43,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39ece478 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:43, skipping insertion in model container [2023-08-30 01:50:43,503 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:50:43" (1/1) ... [2023-08-30 01:50:43,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:50:43,556 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:50:43,670 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/mix018.opt.i[944,957] [2023-08-30 01:50:43,866 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:50:43,881 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:50:43,891 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/mix018.opt.i[944,957] [2023-08-30 01:50:43,944 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:50:43,974 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:50:43,974 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:50:43,980 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:50:43,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:43 WrapperNode [2023-08-30 01:50:43,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:50:43,982 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:50:43,982 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:50:43,982 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:50:43,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:43" (1/1) ... [2023-08-30 01:50:44,023 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:43" (1/1) ... [2023-08-30 01:50:44,050 INFO L138 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 165 [2023-08-30 01:50:44,051 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:50:44,051 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:50:44,051 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:50:44,052 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:50:44,059 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:43" (1/1) ... [2023-08-30 01:50:44,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:43" (1/1) ... [2023-08-30 01:50:44,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:43" (1/1) ... [2023-08-30 01:50:44,063 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:43" (1/1) ... [2023-08-30 01:50:44,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:43" (1/1) ... [2023-08-30 01:50:44,072 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:43" (1/1) ... [2023-08-30 01:50:44,075 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:43" (1/1) ... [2023-08-30 01:50:44,076 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:43" (1/1) ... [2023-08-30 01:50:44,079 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:50:44,080 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:50:44,080 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:50:44,081 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:50:44,081 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:43" (1/1) ... [2023-08-30 01:50:44,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:50:44,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:50:44,131 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 01:50:44,165 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 01:50:44,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:50:44,176 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:50:44,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:50:44,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:50:44,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:50:44,178 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:50:44,179 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:50:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:50:44,179 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:50:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:50:44,179 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:50:44,180 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 01:50:44,180 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 01:50:44,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:50:44,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:50:44,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:50:44,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:50:44,182 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 01:50:44,389 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:50:44,391 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:50:44,711 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:50:44,849 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:50:44,850 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:50:44,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:50:44 BoogieIcfgContainer [2023-08-30 01:50:44,853 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:50:44,855 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:50:44,855 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:50:44,858 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:50:44,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:50:43" (1/3) ... [2023-08-30 01:50:44,859 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73876b26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:50:44, skipping insertion in model container [2023-08-30 01:50:44,859 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:43" (2/3) ... [2023-08-30 01:50:44,860 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73876b26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:50:44, skipping insertion in model container [2023-08-30 01:50:44,860 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:50:44" (3/3) ... [2023-08-30 01:50:44,861 INFO L112 eAbstractionObserver]: Analyzing ICFG mix018.opt.i [2023-08-30 01:50:44,875 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:50:44,876 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2023-08-30 01:50:44,877 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:50:44,945 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:50:44,974 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 01:50:44,978 INFO L158 Benchmark]: Toolchain (without parser) took 1484.29ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 48.0MB in the beginning and 68.2MB in the end (delta: -20.3MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2023-08-30 01:50:44,993 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 50.3MB. Free memory was 28.8MB in the beginning and 28.8MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:50:44,994 INFO L158 Benchmark]: CACSL2BoogieTranslator took 484.48ms. Allocated memory is still 75.5MB. Free memory was 48.0MB in the beginning and 44.2MB in the end (delta: 3.8MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2023-08-30 01:50:44,994 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.12ms. Allocated memory is still 75.5MB. Free memory was 44.2MB in the beginning and 41.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:50:44,995 INFO L158 Benchmark]: Boogie Preprocessor took 28.34ms. Allocated memory is still 75.5MB. Free memory was 41.4MB in the beginning and 39.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:50:44,995 INFO L158 Benchmark]: RCFGBuilder took 772.61ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 39.1MB in the beginning and 58.5MB in the end (delta: -19.4MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2023-08-30 01:50:44,996 INFO L158 Benchmark]: TraceAbstraction took 121.76ms. Allocated memory is still 92.3MB. Free memory was 58.0MB in the beginning and 68.2MB in the end (delta: -10.3MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2023-08-30 01:50:44,999 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 50.3MB. Free memory was 28.8MB in the beginning and 28.8MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 484.48ms. Allocated memory is still 75.5MB. Free memory was 48.0MB in the beginning and 44.2MB in the end (delta: 3.8MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.12ms. Allocated memory is still 75.5MB. Free memory was 44.2MB in the beginning and 41.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.34ms. Allocated memory is still 75.5MB. Free memory was 41.4MB in the beginning and 39.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 772.61ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 39.1MB in the beginning and 58.5MB in the end (delta: -19.4MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * TraceAbstraction took 121.76ms. Allocated memory is still 92.3MB. Free memory was 58.0MB in the beginning and 68.2MB in the end (delta: -10.3MB). Peak memory consumption was 13.4MB. 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 01:50:45,056 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix018.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a7349305eeae716fa3a7c11218caa894d6e5121d77db0055a98af7bd7c666586 --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 01:50:46,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:50:46,957 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:50:46,994 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:50:46,994 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:50:46,997 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:50:46,999 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:50:47,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:50:47,004 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:50:47,008 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:50:47,009 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:50:47,012 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:50:47,012 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:50:47,014 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:50:47,016 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:50:47,021 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:50:47,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:50:47,023 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:50:47,025 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:50:47,028 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:50:47,030 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:50:47,036 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:50:47,041 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:50:47,042 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:50:47,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:50:47,050 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:50:47,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:50:47,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:50:47,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:50:47,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:50:47,054 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:50:47,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:50:47,058 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:50:47,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:50:47,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:50:47,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:50:47,060 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:50:47,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:50:47,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:50:47,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:50:47,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:50:47,063 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:50:47,086 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:50:47,088 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:50:47,089 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:50:47,089 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:50:47,090 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:50:47,090 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:50:47,090 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:50:47,091 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:50:47,091 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:50:47,091 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:50:47,092 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:50:47,092 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:50:47,092 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:50:47,092 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:50:47,093 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:50:47,093 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:50:47,093 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:50:47,093 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:50:47,093 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:50:47,094 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:50:47,094 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:50:47,094 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:50:47,094 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:50:47,094 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:50:47,095 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:50:47,095 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:50:47,095 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:50:47,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:50:47,095 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:50:47,096 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:50:47,096 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:50:47,096 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:50:47,096 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:50:47,097 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:50:47,097 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:50:47,097 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:50:47,097 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:50:47,097 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7349305eeae716fa3a7c11218caa894d6e5121d77db0055a98af7bd7c666586 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:50:47,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:50:47,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:50:47,428 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:50:47,429 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:50:47,429 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:50:47,430 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix018.opt.i [2023-08-30 01:50:48,681 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:50:48,942 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:50:48,943 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix018.opt.i [2023-08-30 01:50:48,954 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57e961f28/36173611e19c45e0b26acedfa2c5805a/FLAG680997c6b [2023-08-30 01:50:48,967 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57e961f28/36173611e19c45e0b26acedfa2c5805a [2023-08-30 01:50:48,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:50:48,971 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:50:48,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:50:48,972 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:50:48,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:50:48,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:50:48" (1/1) ... [2023-08-30 01:50:48,976 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@99488d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:48, skipping insertion in model container [2023-08-30 01:50:48,977 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:50:48" (1/1) ... [2023-08-30 01:50:48,982 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:50:49,023 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:50:49,145 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/mix018.opt.i[944,957] [2023-08-30 01:50:49,347 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:50:49,364 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:50:49,376 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/mix018.opt.i[944,957] [2023-08-30 01:50:49,428 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:50:49,466 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:50:49,468 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:50:49,474 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:50:49,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:49 WrapperNode [2023-08-30 01:50:49,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:50:49,476 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:50:49,476 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:50:49,476 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:50:49,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:49" (1/1) ... [2023-08-30 01:50:49,515 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:49" (1/1) ... [2023-08-30 01:50:49,554 INFO L138 Inliner]: procedures = 180, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 166 [2023-08-30 01:50:49,556 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:50:49,558 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:50:49,559 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:50:49,559 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:50:49,566 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:49" (1/1) ... [2023-08-30 01:50:49,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:49" (1/1) ... [2023-08-30 01:50:49,580 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:49" (1/1) ... [2023-08-30 01:50:49,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:49" (1/1) ... [2023-08-30 01:50:49,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:49" (1/1) ... [2023-08-30 01:50:49,599 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:49" (1/1) ... [2023-08-30 01:50:49,612 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:49" (1/1) ... [2023-08-30 01:50:49,614 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:49" (1/1) ... [2023-08-30 01:50:49,620 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:50:49,621 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:50:49,621 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:50:49,621 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:50:49,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:49" (1/1) ... [2023-08-30 01:50:49,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:50:49,645 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:50:49,658 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 01:50:49,683 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 01:50:49,702 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:50:49,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:50:49,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:50:49,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:50:49,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:50:49,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:50:49,704 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:50:49,704 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:50:49,704 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:50:49,704 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:50:49,704 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:50:49,704 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:50:49,705 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 01:50:49,705 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 01:50:49,705 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:50:49,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:50:49,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:50:49,707 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 01:50:49,910 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:50:49,912 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:50:50,307 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:50:50,425 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:50:50,426 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:50:50,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:50:50 BoogieIcfgContainer [2023-08-30 01:50:50,428 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:50:50,430 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:50:50,430 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:50:50,432 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:50:50,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:50:48" (1/3) ... [2023-08-30 01:50:50,433 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19867f68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:50:50, skipping insertion in model container [2023-08-30 01:50:50,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:49" (2/3) ... [2023-08-30 01:50:50,434 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19867f68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:50:50, skipping insertion in model container [2023-08-30 01:50:50,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:50:50" (3/3) ... [2023-08-30 01:50:50,435 INFO L112 eAbstractionObserver]: Analyzing ICFG mix018.opt.i [2023-08-30 01:50:50,450 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:50:50,450 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2023-08-30 01:50:50,450 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:50:50,520 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:50:50,526 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 01:50:50,530 INFO L158 Benchmark]: Toolchain (without parser) took 1558.53ms. Allocated memory is still 73.4MB. Free memory was 50.0MB in the beginning and 25.5MB in the end (delta: 24.5MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2023-08-30 01:50:50,531 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 60.8MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:50:50,531 INFO L158 Benchmark]: CACSL2BoogieTranslator took 502.91ms. Allocated memory is still 73.4MB. Free memory was 49.7MB in the beginning and 44.7MB in the end (delta: 5.1MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2023-08-30 01:50:50,532 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.28ms. Allocated memory is still 73.4MB. Free memory was 44.7MB in the beginning and 41.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:50:50,532 INFO L158 Benchmark]: Boogie Preprocessor took 61.82ms. Allocated memory is still 73.4MB. Free memory was 41.9MB in the beginning and 39.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:50:50,533 INFO L158 Benchmark]: RCFGBuilder took 807.50ms. Allocated memory is still 73.4MB. Free memory was 39.4MB in the beginning and 39.9MB in the end (delta: -502.2kB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2023-08-30 01:50:50,533 INFO L158 Benchmark]: TraceAbstraction took 99.02ms. Allocated memory is still 73.4MB. Free memory was 39.0MB in the beginning and 25.5MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 01:50:50,536 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 60.8MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 502.91ms. Allocated memory is still 73.4MB. Free memory was 49.7MB in the beginning and 44.7MB in the end (delta: 5.1MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.28ms. Allocated memory is still 73.4MB. Free memory was 44.7MB in the beginning and 41.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.82ms. Allocated memory is still 73.4MB. Free memory was 41.9MB in the beginning and 39.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 807.50ms. Allocated memory is still 73.4MB. Free memory was 39.4MB in the beginning and 39.9MB in the end (delta: -502.2kB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * TraceAbstraction took 99.02ms. Allocated memory is still 73.4MB. Free memory was 39.0MB in the beginning and 25.5MB in the end (delta: 13.5MB). 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 01:50:50,563 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