./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix033_tso.oepc.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/mix033_tso.oepc.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 e61e21f5d7e6e4d5f8f06eb5177c457338190644d81fa4e1ee7a1000b79020da --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 01:51:44,253 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:51:44,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:51:44,287 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:51:44,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:51:44,291 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:51:44,293 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:51:44,295 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:51:44,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:51:44,300 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:51:44,301 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:51:44,304 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:51:44,304 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:51:44,306 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:51:44,307 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:51:44,311 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:51:44,312 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:51:44,313 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:51:44,314 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:51:44,318 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:51:44,319 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:51:44,319 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:51:44,320 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:51:44,321 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:51:44,326 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:51:44,326 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:51:44,326 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:51:44,328 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:51:44,328 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:51:44,329 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:51:44,329 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:51:44,333 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:51:44,335 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:51:44,335 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:51:44,336 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:51:44,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:51:44,337 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:51:44,337 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:51:44,337 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:51:44,338 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:51:44,338 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:51:44,340 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:51:44,365 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:51:44,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:51:44,366 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:51:44,366 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:51:44,367 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:51:44,367 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:51:44,367 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:51:44,367 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:51:44,368 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:51:44,368 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:51:44,368 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:51:44,369 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:51:44,369 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:51:44,369 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:51:44,369 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:51:44,369 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:51:44,369 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:51:44,370 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:51:44,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:51:44,370 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:51:44,370 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:51:44,370 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:51:44,370 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:51:44,371 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:51:44,371 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:51:44,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:51:44,371 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:51:44,371 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:51:44,371 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:51:44,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:51:44,372 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:51:44,372 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:51:44,372 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:51:44,372 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:51:44,373 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e61e21f5d7e6e4d5f8f06eb5177c457338190644d81fa4e1ee7a1000b79020da Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:51:44,636 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:51:44,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:51:44,656 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:51:44,657 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:51:44,661 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:51:44,662 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix033_tso.oepc.i [2023-08-30 01:51:45,640 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:51:45,860 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:51:45,860 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix033_tso.oepc.i [2023-08-30 01:51:45,868 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0dfe43e52/3ecab494350542ba9ce23bede03d8ff5/FLAGbd41fc745 [2023-08-30 01:51:45,879 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0dfe43e52/3ecab494350542ba9ce23bede03d8ff5 [2023-08-30 01:51:45,881 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:51:45,881 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:51:45,884 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:51:45,886 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:51:45,890 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:51:45,890 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:51:45" (1/1) ... [2023-08-30 01:51:45,891 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e76a3a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:45, skipping insertion in model container [2023-08-30 01:51:45,891 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:51:45" (1/1) ... [2023-08-30 01:51:45,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:51:45,941 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:51:46,064 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/mix033_tso.oepc.i[949,962] [2023-08-30 01:51:46,245 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:51:46,254 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:51:46,266 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/mix033_tso.oepc.i[949,962] [2023-08-30 01:51:46,300 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:51:46,319 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:51:46,320 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:51:46,324 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:51:46,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:46 WrapperNode [2023-08-30 01:51:46,325 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:51:46,326 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:51:46,326 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:51:46,326 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:51:46,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:46" (1/1) ... [2023-08-30 01:51:46,353 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:46" (1/1) ... [2023-08-30 01:51:46,385 INFO L138 Inliner]: procedures = 176, calls = 62, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 155 [2023-08-30 01:51:46,386 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:51:46,386 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:51:46,386 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:51:46,387 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:51:46,393 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:46" (1/1) ... [2023-08-30 01:51:46,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:46" (1/1) ... [2023-08-30 01:51:46,403 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:46" (1/1) ... [2023-08-30 01:51:46,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:46" (1/1) ... [2023-08-30 01:51:46,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:46" (1/1) ... [2023-08-30 01:51:46,424 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:46" (1/1) ... [2023-08-30 01:51:46,425 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:46" (1/1) ... [2023-08-30 01:51:46,426 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:46" (1/1) ... [2023-08-30 01:51:46,428 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:51:46,432 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:51:46,432 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:51:46,432 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:51:46,433 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:46" (1/1) ... [2023-08-30 01:51:46,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:51:46,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:51:46,456 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 01:51:46,485 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 01:51:46,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:51:46,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:51:46,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:51:46,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:51:46,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:51:46,509 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:51:46,510 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:51:46,510 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:51:46,510 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:51:46,510 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:51:46,510 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:51:46,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:51:46,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:51:46,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:51:46,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:51:46,511 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 01:51:46,649 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:51:46,651 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:51:46,915 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:51:47,078 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:51:47,078 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:51:47,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:51:47 BoogieIcfgContainer [2023-08-30 01:51:47,080 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:51:47,082 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:51:47,082 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:51:47,084 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:51:47,084 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:51:45" (1/3) ... [2023-08-30 01:51:47,084 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1817dcac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:51:47, skipping insertion in model container [2023-08-30 01:51:47,084 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:46" (2/3) ... [2023-08-30 01:51:47,085 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1817dcac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:51:47, skipping insertion in model container [2023-08-30 01:51:47,085 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:51:47" (3/3) ... [2023-08-30 01:51:47,086 INFO L112 eAbstractionObserver]: Analyzing ICFG mix033_tso.oepc.i [2023-08-30 01:51:47,100 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:51:47,101 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2023-08-30 01:51:47,101 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:51:47,143 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:51:47,148 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 01:51:47,151 INFO L158 Benchmark]: Toolchain (without parser) took 1268.83ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 49.0MB in the beginning and 50.0MB in the end (delta: -1.0MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-08-30 01:51:47,151 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 56.6MB. Free memory is still 34.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:51:47,152 INFO L158 Benchmark]: CACSL2BoogieTranslator took 441.67ms. Allocated memory is still 73.4MB. Free memory was 48.8MB in the beginning and 44.0MB in the end (delta: 4.8MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2023-08-30 01:51:47,152 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.89ms. Allocated memory is still 73.4MB. Free memory was 44.0MB in the beginning and 41.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:51:47,153 INFO L158 Benchmark]: Boogie Preprocessor took 45.55ms. Allocated memory is still 73.4MB. Free memory was 41.1MB in the beginning and 39.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:51:47,153 INFO L158 Benchmark]: RCFGBuilder took 648.24ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 39.3MB in the beginning and 60.5MB in the end (delta: -21.2MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2023-08-30 01:51:47,153 INFO L158 Benchmark]: TraceAbstraction took 68.17ms. Allocated memory is still 88.1MB. Free memory was 60.0MB in the beginning and 50.0MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 01:51:47,155 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 56.6MB. Free memory is still 34.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 441.67ms. Allocated memory is still 73.4MB. Free memory was 48.8MB in the beginning and 44.0MB in the end (delta: 4.8MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.89ms. Allocated memory is still 73.4MB. Free memory was 44.0MB in the beginning and 41.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.55ms. Allocated memory is still 73.4MB. Free memory was 41.1MB in the beginning and 39.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 648.24ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 39.3MB in the beginning and 60.5MB in the end (delta: -21.2MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. * TraceAbstraction took 68.17ms. Allocated memory is still 88.1MB. Free memory was 60.0MB in the beginning and 50.0MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. 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 01:51:47,169 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix033_tso.oepc.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 e61e21f5d7e6e4d5f8f06eb5177c457338190644d81fa4e1ee7a1000b79020da --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 01:51:48,711 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:51:48,712 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:51:48,734 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:51:48,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:51:48,736 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:51:48,737 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:51:48,739 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:51:48,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:51:48,743 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:51:48,744 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:51:48,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:51:48,745 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:51:48,745 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:51:48,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:51:48,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:51:48,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:51:48,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:51:48,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:51:48,749 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:51:48,749 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:51:48,750 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:51:48,751 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:51:48,751 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:51:48,753 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:51:48,753 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:51:48,753 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:51:48,754 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:51:48,754 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:51:48,754 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:51:48,754 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:51:48,755 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:51:48,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:51:48,756 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:51:48,756 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:51:48,756 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:51:48,757 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:51:48,757 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:51:48,757 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:51:48,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:51:48,758 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:51:48,758 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:51:48,778 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:51:48,779 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:51:48,779 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:51:48,780 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:51:48,780 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:51:48,780 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:51:48,781 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:51:48,781 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:51:48,781 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:51:48,781 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:51:48,782 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:51:48,782 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:51:48,782 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:51:48,782 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:51:48,782 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:51:48,782 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:51:48,782 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:51:48,783 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:51:48,783 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:51:48,783 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:51:48,783 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:51:48,783 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:51:48,783 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:51:48,783 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:51:48,783 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:51:48,783 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:51:48,783 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:51:48,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:51:48,783 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:51:48,784 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:51:48,784 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:51:48,784 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:51:48,784 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:51:48,784 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:51:48,784 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:51:48,784 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:51:48,784 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:51:48,784 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e61e21f5d7e6e4d5f8f06eb5177c457338190644d81fa4e1ee7a1000b79020da Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:51:49,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:51:49,048 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:51:49,051 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:51:49,051 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:51:49,052 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:51:49,053 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix033_tso.oepc.i [2023-08-30 01:51:49,992 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:51:50,180 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:51:50,181 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix033_tso.oepc.i [2023-08-30 01:51:50,193 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7f11e49c/361cb35032ba40949aac83f666874699/FLAG5beb9d128 [2023-08-30 01:51:50,205 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7f11e49c/361cb35032ba40949aac83f666874699 [2023-08-30 01:51:50,206 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:51:50,207 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:51:50,213 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:51:50,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:51:50,216 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:51:50,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:51:50" (1/1) ... [2023-08-30 01:51:50,219 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1da4395d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:50, skipping insertion in model container [2023-08-30 01:51:50,219 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:51:50" (1/1) ... [2023-08-30 01:51:50,223 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:51:50,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:51:50,361 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/mix033_tso.oepc.i[949,962] [2023-08-30 01:51:50,519 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:51:50,533 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:51:50,542 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/mix033_tso.oepc.i[949,962] [2023-08-30 01:51:50,584 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:51:50,623 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:51:50,624 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:51:50,628 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:51:50,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:50 WrapperNode [2023-08-30 01:51:50,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:51:50,630 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:51:50,630 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:51:50,630 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:51:50,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:50" (1/1) ... [2023-08-30 01:51:50,661 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:50" (1/1) ... [2023-08-30 01:51:50,686 INFO L138 Inliner]: procedures = 179, calls = 62, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 156 [2023-08-30 01:51:50,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:51:50,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:51:50,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:51:50,687 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:51:50,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:50" (1/1) ... [2023-08-30 01:51:50,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:50" (1/1) ... [2023-08-30 01:51:50,704 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:50" (1/1) ... [2023-08-30 01:51:50,705 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:50" (1/1) ... [2023-08-30 01:51:50,723 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:50" (1/1) ... [2023-08-30 01:51:50,724 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:50" (1/1) ... [2023-08-30 01:51:50,726 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:50" (1/1) ... [2023-08-30 01:51:50,727 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:50" (1/1) ... [2023-08-30 01:51:50,729 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:51:50,729 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:51:50,729 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:51:50,729 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:51:50,730 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:50" (1/1) ... [2023-08-30 01:51:50,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:51:50,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:51:50,756 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 01:51:50,784 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 01:51:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:51:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:51:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:51:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:51:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:51:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:51:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:51:50,792 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:51:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:51:50,792 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:51:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:51:50,792 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:51:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:51:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:51:50,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:51:50,794 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 01:51:50,935 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:51:50,937 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:51:51,226 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:51:51,387 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:51:51,387 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:51:51,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:51:51 BoogieIcfgContainer [2023-08-30 01:51:51,393 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:51:51,394 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:51:51,395 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:51:51,397 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:51:51,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:51:50" (1/3) ... [2023-08-30 01:51:51,398 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@130328f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:51:51, skipping insertion in model container [2023-08-30 01:51:51,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:50" (2/3) ... [2023-08-30 01:51:51,398 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@130328f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:51:51, skipping insertion in model container [2023-08-30 01:51:51,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:51:51" (3/3) ... [2023-08-30 01:51:51,400 INFO L112 eAbstractionObserver]: Analyzing ICFG mix033_tso.oepc.i [2023-08-30 01:51:51,417 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:51:51,418 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2023-08-30 01:51:51,418 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:51:51,479 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:51:51,484 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 01:51:51,488 INFO L158 Benchmark]: Toolchain (without parser) took 1279.99ms. Allocated memory is still 77.6MB. Free memory was 55.3MB in the beginning and 42.2MB in the end (delta: 13.1MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2023-08-30 01:51:51,488 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 60.8MB. Free memory is still 39.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:51:51,489 INFO L158 Benchmark]: CACSL2BoogieTranslator took 416.21ms. Allocated memory is still 77.6MB. Free memory was 55.1MB in the beginning and 50.5MB in the end (delta: 4.6MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2023-08-30 01:51:51,489 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.56ms. Allocated memory is still 77.6MB. Free memory was 50.5MB in the beginning and 48.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:51:51,489 INFO L158 Benchmark]: Boogie Preprocessor took 42.07ms. Allocated memory is still 77.6MB. Free memory was 48.0MB in the beginning and 45.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:51:51,490 INFO L158 Benchmark]: RCFGBuilder took 664.10ms. Allocated memory is still 77.6MB. Free memory was 45.9MB in the beginning and 29.4MB in the end (delta: 16.5MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2023-08-30 01:51:51,490 INFO L158 Benchmark]: TraceAbstraction took 92.26ms. Allocated memory is still 77.6MB. Free memory was 28.5MB in the beginning and 42.2MB in the end (delta: -13.6MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2023-08-30 01:51:51,496 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 60.8MB. Free memory is still 39.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 416.21ms. Allocated memory is still 77.6MB. Free memory was 55.1MB in the beginning and 50.5MB in the end (delta: 4.6MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.56ms. Allocated memory is still 77.6MB. Free memory was 50.5MB in the beginning and 48.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.07ms. Allocated memory is still 77.6MB. Free memory was 48.0MB in the beginning and 45.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 664.10ms. Allocated memory is still 77.6MB. Free memory was 45.9MB in the beginning and 29.4MB in the end (delta: 16.5MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * TraceAbstraction took 92.26ms. Allocated memory is still 77.6MB. Free memory was 28.5MB in the beginning and 42.2MB in the end (delta: -13.6MB). Peak memory consumption was 5.0MB. 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 01:51:51,517 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