./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix039.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/mix039.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 42c5ff0d69642601057eb29fc7d78b67af5ab0b43644460199f4561abe049d3b --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 01:52:09,717 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:52:09,719 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:52:09,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:52:09,759 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:52:09,762 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:52:09,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:52:09,770 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:52:09,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:52:09,778 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:52:09,779 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:52:09,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:52:09,780 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:52:09,781 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:52:09,782 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:52:09,784 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:52:09,785 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:52:09,785 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:52:09,786 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:52:09,788 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:52:09,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:52:09,796 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:52:09,797 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:52:09,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:52:09,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:52:09,803 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:52:09,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:52:09,804 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:52:09,804 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:52:09,805 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:52:09,805 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:52:09,806 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:52:09,807 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:52:09,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:52:09,808 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:52:09,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:52:09,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:52:09,809 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:52:09,809 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:52:09,810 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:52:09,811 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:52:09,813 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:52:09,846 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:52:09,846 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:52:09,847 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:52:09,847 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:52:09,847 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:52:09,847 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:52:09,848 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:52:09,848 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:52:09,848 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:52:09,848 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:52:09,848 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:52:09,848 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:52:09,848 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:52:09,849 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:52:09,849 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:52:09,849 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:52:09,849 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:52:09,849 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:52:09,849 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:52:09,849 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:52:09,849 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:52:09,849 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:52:09,850 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:52:09,850 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:52:09,850 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:52:09,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:52:09,850 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:52:09,850 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:52:09,850 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:52:09,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:52:09,850 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:52:09,851 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:52:09,851 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:52:09,851 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:52:09,851 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 42c5ff0d69642601057eb29fc7d78b67af5ab0b43644460199f4561abe049d3b Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:52:10,166 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:52:10,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:52:10,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:52:10,204 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:52:10,204 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:52:10,206 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix039.oepc.i [2023-08-30 01:52:11,393 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:52:11,653 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:52:11,653 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix039.oepc.i [2023-08-30 01:52:11,669 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73e3e5112/6c96edcb53594e1e84a327fd0c7d750f/FLAG45420675c [2023-08-30 01:52:11,681 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73e3e5112/6c96edcb53594e1e84a327fd0c7d750f [2023-08-30 01:52:11,683 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:52:11,684 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:52:11,685 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:52:11,685 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:52:11,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:52:11,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:52:11" (1/1) ... [2023-08-30 01:52:11,690 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e602eb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:11, skipping insertion in model container [2023-08-30 01:52:11,691 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:52:11" (1/1) ... [2023-08-30 01:52:11,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:52:11,733 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:52:11,905 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/mix039.oepc.i[945,958] [2023-08-30 01:52:12,143 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:52:12,156 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:52:12,167 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/mix039.oepc.i[945,958] [2023-08-30 01:52:12,266 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:52:12,300 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:52:12,301 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:52:12,306 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:52:12,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:12 WrapperNode [2023-08-30 01:52:12,307 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:52:12,308 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:52:12,308 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:52:12,308 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:52:12,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:12" (1/1) ... [2023-08-30 01:52:12,343 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:12" (1/1) ... [2023-08-30 01:52:12,376 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 146 [2023-08-30 01:52:12,380 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:52:12,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:52:12,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:52:12,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:52:12,387 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:12" (1/1) ... [2023-08-30 01:52:12,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:12" (1/1) ... [2023-08-30 01:52:12,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:12" (1/1) ... [2023-08-30 01:52:12,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:12" (1/1) ... [2023-08-30 01:52:12,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:12" (1/1) ... [2023-08-30 01:52:12,401 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:12" (1/1) ... [2023-08-30 01:52:12,404 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:12" (1/1) ... [2023-08-30 01:52:12,405 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:12" (1/1) ... [2023-08-30 01:52:12,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:52:12,409 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:52:12,410 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:52:12,410 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:52:12,410 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:12" (1/1) ... [2023-08-30 01:52:12,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:52:12,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:52:12,450 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 01:52:12,474 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 01:52:12,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:52:12,491 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:52:12,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:52:12,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:52:12,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:52:12,491 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:52:12,491 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:52:12,491 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:52:12,491 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:52:12,491 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:52:12,491 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:52:12,491 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 01:52:12,492 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 01:52:12,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:52:12,492 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:52:12,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:52:12,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:52:12,493 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 01:52:12,674 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:52:12,683 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:52:13,056 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:52:13,160 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:52:13,161 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:52:13,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:52:13 BoogieIcfgContainer [2023-08-30 01:52:13,163 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:52:13,165 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:52:13,165 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:52:13,167 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:52:13,168 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:52:11" (1/3) ... [2023-08-30 01:52:13,168 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24492b66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:52:13, skipping insertion in model container [2023-08-30 01:52:13,169 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:12" (2/3) ... [2023-08-30 01:52:13,169 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24492b66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:52:13, skipping insertion in model container [2023-08-30 01:52:13,169 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:52:13" (3/3) ... [2023-08-30 01:52:13,170 INFO L112 eAbstractionObserver]: Analyzing ICFG mix039.oepc.i [2023-08-30 01:52:13,184 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:52:13,184 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2023-08-30 01:52:13,185 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:52:13,233 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:52:13,238 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 01:52:13,243 INFO L158 Benchmark]: Toolchain (without parser) took 1557.46ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 53.1MB in the beginning and 53.9MB in the end (delta: -821.0kB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2023-08-30 01:52:13,243 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 77.6MB. Free memory is still 54.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:52:13,244 INFO L158 Benchmark]: CACSL2BoogieTranslator took 622.04ms. Allocated memory is still 77.6MB. Free memory was 53.1MB in the beginning and 49.0MB in the end (delta: 4.1MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2023-08-30 01:52:13,244 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.67ms. Allocated memory is still 77.6MB. Free memory was 49.0MB in the beginning and 46.3MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 01:52:13,245 INFO L158 Benchmark]: Boogie Preprocessor took 28.20ms. Allocated memory is still 77.6MB. Free memory was 46.3MB in the beginning and 44.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:52:13,245 INFO L158 Benchmark]: RCFGBuilder took 753.86ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 44.2MB in the beginning and 66.0MB in the end (delta: -21.8MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2023-08-30 01:52:13,246 INFO L158 Benchmark]: TraceAbstraction took 76.25ms. Allocated memory is still 94.4MB. Free memory was 65.5MB in the beginning and 53.9MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 01:52:13,248 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 77.6MB. Free memory is still 54.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 622.04ms. Allocated memory is still 77.6MB. Free memory was 53.1MB in the beginning and 49.0MB in the end (delta: 4.1MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.67ms. Allocated memory is still 77.6MB. Free memory was 49.0MB in the beginning and 46.3MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.20ms. Allocated memory is still 77.6MB. Free memory was 46.3MB in the beginning and 44.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 753.86ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 44.2MB in the beginning and 66.0MB in the end (delta: -21.8MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. * TraceAbstraction took 76.25ms. Allocated memory is still 94.4MB. Free memory was 65.5MB in the beginning and 53.9MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:52:13,263 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/mix039.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 42c5ff0d69642601057eb29fc7d78b67af5ab0b43644460199f4561abe049d3b --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 01:52:15,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:52:15,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:52:15,229 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:52:15,230 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:52:15,231 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:52:15,232 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:52:15,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:52:15,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:52:15,236 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:52:15,237 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:52:15,238 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:52:15,238 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:52:15,239 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:52:15,240 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:52:15,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:52:15,242 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:52:15,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:52:15,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:52:15,245 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:52:15,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:52:15,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:52:15,259 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:52:15,260 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:52:15,264 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:52:15,264 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:52:15,264 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:52:15,265 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:52:15,266 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:52:15,266 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:52:15,267 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:52:15,268 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:52:15,268 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:52:15,269 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:52:15,270 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:52:15,270 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:52:15,271 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:52:15,271 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:52:15,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:52:15,272 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:52:15,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:52:15,274 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:52:15,295 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:52:15,295 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:52:15,296 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:52:15,296 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:52:15,297 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:52:15,297 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:52:15,297 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:52:15,298 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:52:15,298 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:52:15,298 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:52:15,298 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:52:15,299 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:52:15,299 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:52:15,299 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:52:15,299 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:52:15,300 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:52:15,300 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:52:15,300 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:52:15,300 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:52:15,301 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:52:15,301 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:52:15,301 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:52:15,301 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:52:15,301 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:52:15,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:52:15,302 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:52:15,302 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:52:15,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:52:15,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:52:15,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:52:15,303 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:52:15,303 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:52:15,304 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:52:15,304 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:52:15,304 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:52:15,304 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:52:15,304 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:52:15,305 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 42c5ff0d69642601057eb29fc7d78b67af5ab0b43644460199f4561abe049d3b Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:52:15,573 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:52:15,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:52:15,596 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:52:15,596 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:52:15,597 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:52:15,598 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix039.oepc.i [2023-08-30 01:52:16,684 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:52:16,969 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:52:16,969 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix039.oepc.i [2023-08-30 01:52:16,984 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e21269619/d0ae99d831994eebb5b77f0026181ea1/FLAG285642043 [2023-08-30 01:52:16,998 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e21269619/d0ae99d831994eebb5b77f0026181ea1 [2023-08-30 01:52:17,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:52:17,002 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:52:17,003 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:52:17,003 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:52:17,015 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:52:17,015 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:52:16" (1/1) ... [2023-08-30 01:52:17,016 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30488815 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:17, skipping insertion in model container [2023-08-30 01:52:17,017 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:52:16" (1/1) ... [2023-08-30 01:52:17,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:52:17,077 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:52:17,194 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/mix039.oepc.i[945,958] [2023-08-30 01:52:17,399 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:52:17,419 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:52:17,438 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/mix039.oepc.i[945,958] [2023-08-30 01:52:17,526 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:52:17,591 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:52:17,591 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:52:17,597 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:52:17,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:17 WrapperNode [2023-08-30 01:52:17,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:52:17,599 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:52:17,599 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:52:17,599 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:52:17,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:17" (1/1) ... [2023-08-30 01:52:17,637 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:17" (1/1) ... [2023-08-30 01:52:17,665 INFO L138 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 147 [2023-08-30 01:52:17,666 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:52:17,666 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:52:17,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:52:17,667 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:52:17,675 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:17" (1/1) ... [2023-08-30 01:52:17,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:17" (1/1) ... [2023-08-30 01:52:17,687 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:17" (1/1) ... [2023-08-30 01:52:17,690 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:17" (1/1) ... [2023-08-30 01:52:17,699 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:17" (1/1) ... [2023-08-30 01:52:17,701 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:17" (1/1) ... [2023-08-30 01:52:17,703 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:17" (1/1) ... [2023-08-30 01:52:17,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:17" (1/1) ... [2023-08-30 01:52:17,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:52:17,709 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:52:17,709 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:52:17,709 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:52:17,710 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:17" (1/1) ... [2023-08-30 01:52:17,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:52:17,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:52:17,738 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 01:52:17,764 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 01:52:17,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:52:17,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:52:17,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:52:17,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:52:17,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:52:17,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:52:17,780 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:52:17,780 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:52:17,780 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:52:17,780 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:52:17,780 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:52:17,781 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:52:17,781 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 01:52:17,781 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 01:52:17,781 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:52:17,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:52:17,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:52:17,783 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 01:52:17,968 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:52:17,970 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:52:18,350 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:52:18,468 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:52:18,468 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:52:18,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:52:18 BoogieIcfgContainer [2023-08-30 01:52:18,471 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:52:18,475 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:52:18,475 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:52:18,479 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:52:18,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:52:16" (1/3) ... [2023-08-30 01:52:18,479 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@382f14f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:52:18, skipping insertion in model container [2023-08-30 01:52:18,480 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:17" (2/3) ... [2023-08-30 01:52:18,480 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@382f14f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:52:18, skipping insertion in model container [2023-08-30 01:52:18,480 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:52:18" (3/3) ... [2023-08-30 01:52:18,482 INFO L112 eAbstractionObserver]: Analyzing ICFG mix039.oepc.i [2023-08-30 01:52:18,495 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:52:18,495 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2023-08-30 01:52:18,495 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:52:18,579 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:52:18,586 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 01:52:18,591 INFO L158 Benchmark]: Toolchain (without parser) took 1588.77ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 57.8MB in the beginning and 54.9MB in the end (delta: 2.9MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2023-08-30 01:52:18,592 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 58.7MB. Free memory is still 36.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:52:18,592 INFO L158 Benchmark]: CACSL2BoogieTranslator took 595.48ms. Allocated memory is still 81.8MB. Free memory was 57.6MB in the beginning and 54.3MB in the end (delta: 3.3MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2023-08-30 01:52:18,593 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.02ms. Allocated memory is still 81.8MB. Free memory was 54.3MB in the beginning and 51.4MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 01:52:18,594 INFO L158 Benchmark]: Boogie Preprocessor took 41.79ms. Allocated memory is still 81.8MB. Free memory was 51.4MB in the beginning and 49.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:52:18,595 INFO L158 Benchmark]: RCFGBuilder took 762.58ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 49.4MB in the beginning and 70.1MB in the end (delta: -20.8MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2023-08-30 01:52:18,595 INFO L158 Benchmark]: TraceAbstraction took 114.60ms. Allocated memory is still 98.6MB. Free memory was 69.5MB in the beginning and 54.9MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 01:52:18,603 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 58.7MB. Free memory is still 36.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 595.48ms. Allocated memory is still 81.8MB. Free memory was 57.6MB in the beginning and 54.3MB in the end (delta: 3.3MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.02ms. Allocated memory is still 81.8MB. Free memory was 54.3MB in the beginning and 51.4MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.79ms. Allocated memory is still 81.8MB. Free memory was 51.4MB in the beginning and 49.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 762.58ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 49.4MB in the beginning and 70.1MB in the end (delta: -20.8MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. * TraceAbstraction took 114.60ms. Allocated memory is still 98.6MB. Free memory was 69.5MB in the beginning and 54.9MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:52:18,628 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 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