./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe009_pso.oepc_pso.opt_tso.oepc_tso.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/safe009_pso.oepc_pso.opt_tso.oepc_tso.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 e02ca79ae11b312cb156178ccd52c5da7b51884a938996d16b5a625457869bce --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 01:54:41,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:54:41,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:54:41,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:54:41,492 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:54:41,495 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:54:41,496 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:54:41,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:54:41,501 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:54:41,505 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:54:41,506 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:54:41,508 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:54:41,508 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:54:41,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:54:41,512 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:54:41,517 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:54:41,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:54:41,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:54:41,520 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:54:41,526 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:54:41,539 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:54:41,540 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:54:41,541 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:54:41,542 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:54:41,548 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:54:41,548 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:54:41,549 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:54:41,550 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:54:41,551 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:54:41,552 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:54:41,552 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:54:41,553 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:54:41,555 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:54:41,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:54:41,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:54:41,557 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:54:41,558 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:54:41,558 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:54:41,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:54:41,559 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:54:41,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:54:41,562 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:54:41,597 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:54:41,597 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:54:41,598 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:54:41,599 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:54:41,599 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:54:41,600 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:54:41,600 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:54:41,600 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:54:41,601 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:54:41,601 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:54:41,602 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:54:41,602 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:54:41,602 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:54:41,602 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:54:41,602 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:54:41,602 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:54:41,603 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:54:41,603 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:54:41,603 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:54:41,603 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:54:41,603 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:54:41,604 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:54:41,604 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:54:41,604 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:54:41,604 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:54:41,604 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:54:41,605 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:54:41,605 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:54:41,605 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:54:41,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:54:41,605 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:54:41,606 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:54:41,606 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:54:41,606 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:54:41,606 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e02ca79ae11b312cb156178ccd52c5da7b51884a938996d16b5a625457869bce Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:54:41,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:54:41,934 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:54:41,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:54:41,937 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:54:41,938 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:54:41,940 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe009_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-30 01:54:43,177 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:54:43,430 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:54:43,430 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe009_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-30 01:54:43,443 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9da5c6206/133fee9c923b4fc0bedd8504ca3620c9/FLAGb533b0149 [2023-08-30 01:54:43,456 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9da5c6206/133fee9c923b4fc0bedd8504ca3620c9 [2023-08-30 01:54:43,459 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:54:43,460 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:54:43,461 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:54:43,461 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:54:43,469 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:54:43,470 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:54:43" (1/1) ... [2023-08-30 01:54:43,471 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@df7432e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:43, skipping insertion in model container [2023-08-30 01:54:43,471 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:54:43" (1/1) ... [2023-08-30 01:54:43,477 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:54:43,521 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:54:43,695 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/safe009_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2023-08-30 01:54:43,871 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:54:43,882 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:54:43,898 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/safe009_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2023-08-30 01:54:43,937 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:54:43,972 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:54:43,973 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:54:43,979 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:54:43,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:43 WrapperNode [2023-08-30 01:54:43,980 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:54:43,981 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:54:43,981 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:54:43,981 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:54:43,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:43" (1/1) ... [2023-08-30 01:54:44,006 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:43" (1/1) ... [2023-08-30 01:54:44,023 INFO L138 Inliner]: procedures = 176, calls = 51, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2023-08-30 01:54:44,024 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:54:44,024 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:54:44,024 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:54:44,025 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:54:44,032 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:43" (1/1) ... [2023-08-30 01:54:44,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:43" (1/1) ... [2023-08-30 01:54:44,043 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:43" (1/1) ... [2023-08-30 01:54:44,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:43" (1/1) ... [2023-08-30 01:54:44,050 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:43" (1/1) ... [2023-08-30 01:54:44,062 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:43" (1/1) ... [2023-08-30 01:54:44,063 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:43" (1/1) ... [2023-08-30 01:54:44,068 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:43" (1/1) ... [2023-08-30 01:54:44,071 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:54:44,077 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:54:44,077 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:54:44,078 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:54:44,079 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:43" (1/1) ... [2023-08-30 01:54:44,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:54:44,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:54:44,108 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 01:54:44,117 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 01:54:44,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:54:44,165 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:54:44,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:54:44,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:54:44,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:54:44,166 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:54:44,166 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:54:44,166 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:54:44,166 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:54:44,167 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:54:44,167 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:54:44,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:54:44,167 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:54:44,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:54:44,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:54:44,168 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 01:54:44,293 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:54:44,295 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:54:44,528 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:54:44,538 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:54:44,538 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:54:44,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:54:44 BoogieIcfgContainer [2023-08-30 01:54:44,541 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:54:44,543 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:54:44,543 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:54:44,546 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:54:44,546 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:54:43" (1/3) ... [2023-08-30 01:54:44,546 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a72fbd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:54:44, skipping insertion in model container [2023-08-30 01:54:44,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:43" (2/3) ... [2023-08-30 01:54:44,547 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a72fbd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:54:44, skipping insertion in model container [2023-08-30 01:54:44,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:54:44" (3/3) ... [2023-08-30 01:54:44,548 INFO L112 eAbstractionObserver]: Analyzing ICFG safe009_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-30 01:54:44,562 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:54:44,562 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 01:54:44,562 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:54:44,642 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:54:44,652 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 01:54:44,657 INFO L158 Benchmark]: Toolchain (without parser) took 1196.01ms. Allocated memory is still 100.7MB. Free memory was 77.9MB in the beginning and 61.4MB in the end (delta: 16.5MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2023-08-30 01:54:44,657 INFO L158 Benchmark]: CDTParser took 0.90ms. Allocated memory is still 67.1MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:54:44,658 INFO L158 Benchmark]: CACSL2BoogieTranslator took 518.86ms. Allocated memory is still 100.7MB. Free memory was 77.6MB in the beginning and 57.6MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-08-30 01:54:44,659 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.90ms. Allocated memory is still 100.7MB. Free memory was 57.6MB in the beginning and 55.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:54:44,660 INFO L158 Benchmark]: Boogie Preprocessor took 52.18ms. Allocated memory is still 100.7MB. Free memory was 55.5MB in the beginning and 53.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:54:44,660 INFO L158 Benchmark]: RCFGBuilder took 463.91ms. Allocated memory is still 100.7MB. Free memory was 53.9MB in the beginning and 68.9MB in the end (delta: -15.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 01:54:44,661 INFO L158 Benchmark]: TraceAbstraction took 112.35ms. Allocated memory is still 100.7MB. Free memory was 68.2MB in the beginning and 61.4MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 01:54:44,669 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.90ms. Allocated memory is still 67.1MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 518.86ms. Allocated memory is still 100.7MB. Free memory was 77.6MB in the beginning and 57.6MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.90ms. Allocated memory is still 100.7MB. Free memory was 57.6MB in the beginning and 55.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.18ms. Allocated memory is still 100.7MB. Free memory was 55.5MB in the beginning and 53.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 463.91ms. Allocated memory is still 100.7MB. Free memory was 53.9MB in the beginning and 68.9MB in the end (delta: -15.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * TraceAbstraction took 112.35ms. Allocated memory is still 100.7MB. Free memory was 68.2MB in the beginning and 61.4MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. 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 01:54:44,689 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/safe009_pso.oepc_pso.opt_tso.oepc_tso.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 e02ca79ae11b312cb156178ccd52c5da7b51884a938996d16b5a625457869bce --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 01:54:46,603 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:54:46,609 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:54:46,642 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:54:46,642 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:54:46,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:54:46,647 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:54:46,649 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:54:46,651 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:54:46,655 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:54:46,656 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:54:46,659 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:54:46,659 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:54:46,661 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:54:46,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:54:46,666 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:54:46,668 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:54:46,669 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:54:46,671 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:54:46,676 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:54:46,677 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:54:46,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:54:46,679 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:54:46,680 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:54:46,686 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:54:46,687 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:54:46,687 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:54:46,689 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:54:46,689 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:54:46,690 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:54:46,691 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:54:46,692 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:54:46,694 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:54:46,695 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:54:46,696 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:54:46,696 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:54:46,697 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:54:46,697 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:54:46,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:54:46,710 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:54:46,710 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:54:46,712 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:54:46,749 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:54:46,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:54:46,751 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:54:46,751 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:54:46,752 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:54:46,752 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:54:46,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:54:46,753 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:54:46,753 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:54:46,753 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:54:46,754 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:54:46,754 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:54:46,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:54:46,755 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:54:46,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:54:46,755 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:54:46,755 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:54:46,756 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:54:46,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:54:46,756 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:54:46,756 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:54:46,756 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:54:46,757 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:54:46,757 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:54:46,757 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:54:46,757 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:54:46,758 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:54:46,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:54:46,758 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:54:46,758 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:54:46,758 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:54:46,759 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:54:46,759 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:54:46,759 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:54:46,759 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:54:46,759 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:54:46,760 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:54:46,760 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e02ca79ae11b312cb156178ccd52c5da7b51884a938996d16b5a625457869bce Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:54:47,077 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:54:47,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:54:47,103 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:54:47,104 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:54:47,104 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:54:47,106 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe009_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-30 01:54:48,399 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:54:48,619 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:54:48,619 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe009_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-30 01:54:48,632 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1376eab9b/18667fd712f34cadb73d97a5ab91e64c/FLAG41f02d204 [2023-08-30 01:54:48,647 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1376eab9b/18667fd712f34cadb73d97a5ab91e64c [2023-08-30 01:54:48,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:54:48,650 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:54:48,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:54:48,652 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:54:48,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:54:48,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:54:48" (1/1) ... [2023-08-30 01:54:48,659 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@590f5ff1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:48, skipping insertion in model container [2023-08-30 01:54:48,660 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:54:48" (1/1) ... [2023-08-30 01:54:48,679 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:54:48,728 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:54:48,908 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/safe009_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2023-08-30 01:54:49,093 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:54:49,105 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:54:49,118 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/safe009_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2023-08-30 01:54:49,155 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:54:49,195 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:54:49,195 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:54:49,201 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:54:49,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:49 WrapperNode [2023-08-30 01:54:49,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:54:49,204 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:54:49,204 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:54:49,204 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:54:49,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:49" (1/1) ... [2023-08-30 01:54:49,243 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:49" (1/1) ... [2023-08-30 01:54:49,267 INFO L138 Inliner]: procedures = 179, calls = 51, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2023-08-30 01:54:49,268 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:54:49,270 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:54:49,270 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:54:49,270 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:54:49,278 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:49" (1/1) ... [2023-08-30 01:54:49,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:49" (1/1) ... [2023-08-30 01:54:49,296 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:49" (1/1) ... [2023-08-30 01:54:49,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:49" (1/1) ... [2023-08-30 01:54:49,303 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:49" (1/1) ... [2023-08-30 01:54:49,310 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:49" (1/1) ... [2023-08-30 01:54:49,313 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:49" (1/1) ... [2023-08-30 01:54:49,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:49" (1/1) ... [2023-08-30 01:54:49,327 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:54:49,328 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:54:49,328 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:54:49,328 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:54:49,329 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:49" (1/1) ... [2023-08-30 01:54:49,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:54:49,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:54:49,365 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 01:54:49,377 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 01:54:49,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:54:49,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:54:49,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:54:49,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:54:49,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:54:49,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:54:49,398 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:54:49,398 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:54:49,398 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:54:49,398 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:54:49,398 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:54:49,398 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:54:49,398 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:54:49,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:54:49,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:54:49,400 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 01:54:49,598 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:54:49,600 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:54:49,787 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:54:49,793 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:54:49,794 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:54:49,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:54:49 BoogieIcfgContainer [2023-08-30 01:54:49,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:54:49,799 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:54:49,800 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:54:49,802 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:54:49,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:54:48" (1/3) ... [2023-08-30 01:54:49,803 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72de3f36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:54:49, skipping insertion in model container [2023-08-30 01:54:49,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:49" (2/3) ... [2023-08-30 01:54:49,804 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72de3f36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:54:49, skipping insertion in model container [2023-08-30 01:54:49,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:54:49" (3/3) ... [2023-08-30 01:54:49,805 INFO L112 eAbstractionObserver]: Analyzing ICFG safe009_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-30 01:54:49,820 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:54:49,821 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 01:54:49,821 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:54:49,905 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:54:49,920 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 01:54:49,926 INFO L158 Benchmark]: Toolchain (without parser) took 1274.12ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 32.1MB in the beginning and 43.2MB in the end (delta: -11.0MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2023-08-30 01:54:49,926 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 48.2MB. Free memory was 26.5MB in the beginning and 26.4MB in the end (delta: 39.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:54:49,927 INFO L158 Benchmark]: CACSL2BoogieTranslator took 551.23ms. Allocated memory is still 65.0MB. Free memory was 31.8MB in the beginning and 40.5MB in the end (delta: -8.7MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2023-08-30 01:54:49,927 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.84ms. Allocated memory is still 65.0MB. Free memory was 40.5MB in the beginning and 38.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:54:49,928 INFO L158 Benchmark]: Boogie Preprocessor took 57.41ms. Allocated memory is still 65.0MB. Free memory was 38.4MB in the beginning and 36.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:54:49,929 INFO L158 Benchmark]: RCFGBuilder took 469.76ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 36.5MB in the beginning and 52.0MB in the end (delta: -15.5MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2023-08-30 01:54:49,930 INFO L158 Benchmark]: TraceAbstraction took 124.73ms. Allocated memory is still 79.7MB. Free memory was 51.6MB in the beginning and 43.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 01:54:49,939 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 48.2MB. Free memory was 26.5MB in the beginning and 26.4MB in the end (delta: 39.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 551.23ms. Allocated memory is still 65.0MB. Free memory was 31.8MB in the beginning and 40.5MB in the end (delta: -8.7MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.84ms. Allocated memory is still 65.0MB. Free memory was 40.5MB in the beginning and 38.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.41ms. Allocated memory is still 65.0MB. Free memory was 38.4MB in the beginning and 36.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 469.76ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 36.5MB in the beginning and 52.0MB in the end (delta: -15.5MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * TraceAbstraction took 124.73ms. Allocated memory is still 79.7MB. Free memory was 51.6MB in the beginning and 43.2MB in the end (delta: 8.4MB). 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 01:54:49,977 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