./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix020.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/mix020.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 035ec41aa2053cde8ee24830f9eb7cf444ea0c142ead33ef0c1fe95c3a7de39e --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 01:50:50,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:50:50,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:50:50,890 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:50:50,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:50:50,894 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:50:50,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:50:50,897 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:50:50,899 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:50:50,905 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:50:50,905 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:50:50,908 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:50:50,908 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:50:50,910 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:50:50,911 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:50:50,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:50:50,915 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:50:50,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:50:50,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:50:50,922 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:50:50,928 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:50:50,930 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:50:50,930 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:50:50,931 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:50:50,939 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:50:50,939 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:50:50,939 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:50:50,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:50:50,942 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:50:50,943 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:50:50,943 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:50:50,945 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:50:50,946 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:50:50,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:50:50,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:50:50,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:50:50,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:50:50,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:50:50,949 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:50:50,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:50:50,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:50:50,952 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:50:50,984 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:50:50,985 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:50:50,986 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:50:50,986 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:50:50,987 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:50:50,987 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:50:50,988 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:50:50,988 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:50:50,989 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:50:50,989 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:50:50,990 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:50:50,990 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:50:50,990 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:50:50,990 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:50:50,991 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:50:50,991 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:50:50,991 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:50:50,991 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:50:50,991 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:50:50,991 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:50:50,992 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:50:50,992 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:50:50,992 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:50:50,992 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:50:50,992 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:50:50,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:50:50,993 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:50:50,993 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:50:50,993 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:50:50,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:50:50,994 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:50:50,994 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:50:50,994 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:50:50,994 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:50:50,995 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 035ec41aa2053cde8ee24830f9eb7cf444ea0c142ead33ef0c1fe95c3a7de39e Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:50:51,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:50:51,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:50:51,337 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:50:51,338 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:50:51,338 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:50:51,340 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix020.oepc.i [2023-08-30 01:50:52,681 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:50:52,905 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:50:52,906 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix020.oepc.i [2023-08-30 01:50:52,918 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/111db8419/bca5305faaed48ab85faf35b8e132396/FLAGa09087706 [2023-08-30 01:50:52,938 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/111db8419/bca5305faaed48ab85faf35b8e132396 [2023-08-30 01:50:52,940 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:50:52,942 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:50:52,943 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:50:52,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:50:52,947 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:50:52,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:50:52" (1/1) ... [2023-08-30 01:50:52,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@185ab0f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:52, skipping insertion in model container [2023-08-30 01:50:52,949 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:50:52" (1/1) ... [2023-08-30 01:50:52,955 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:50:53,015 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:50:53,185 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/mix020.oepc.i[945,958] [2023-08-30 01:50:53,432 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:50:53,447 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:50:53,460 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/mix020.oepc.i[945,958] [2023-08-30 01:50:53,525 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:50:53,552 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:50:53,552 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:50:53,557 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:50:53,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:53 WrapperNode [2023-08-30 01:50:53,558 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:50:53,559 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:50:53,559 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:50:53,559 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:50:53,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:53" (1/1) ... [2023-08-30 01:50:53,584 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:53" (1/1) ... [2023-08-30 01:50:53,608 INFO L138 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 145 [2023-08-30 01:50:53,608 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:50:53,609 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:50:53,609 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:50:53,609 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:50:53,616 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:53" (1/1) ... [2023-08-30 01:50:53,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:53" (1/1) ... [2023-08-30 01:50:53,620 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:53" (1/1) ... [2023-08-30 01:50:53,620 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:53" (1/1) ... [2023-08-30 01:50:53,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:53" (1/1) ... [2023-08-30 01:50:53,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:53" (1/1) ... [2023-08-30 01:50:53,632 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:53" (1/1) ... [2023-08-30 01:50:53,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:53" (1/1) ... [2023-08-30 01:50:53,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:50:53,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:50:53,637 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:50:53,638 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:50:53,638 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:53" (1/1) ... [2023-08-30 01:50:53,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:50:53,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:50:53,672 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 01:50:53,675 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 01:50:53,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:50:53,702 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:50:53,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:50:53,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:50:53,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:50:53,703 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:50:53,703 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:50:53,703 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:50:53,703 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:50:53,704 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:50:53,704 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:50:53,704 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 01:50:53,704 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 01:50:53,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:50:53,704 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:50:53,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:50:53,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:50:53,706 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 01:50:53,890 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:50:53,892 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:50:54,250 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:50:54,377 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:50:54,377 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:50:54,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:50:54 BoogieIcfgContainer [2023-08-30 01:50:54,380 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:50:54,382 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:50:54,382 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:50:54,384 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:50:54,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:50:52" (1/3) ... [2023-08-30 01:50:54,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@450d9db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:50:54, skipping insertion in model container [2023-08-30 01:50:54,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:53" (2/3) ... [2023-08-30 01:50:54,386 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@450d9db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:50:54, skipping insertion in model container [2023-08-30 01:50:54,386 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:50:54" (3/3) ... [2023-08-30 01:50:54,387 INFO L112 eAbstractionObserver]: Analyzing ICFG mix020.oepc.i [2023-08-30 01:50:54,402 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:50:54,403 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2023-08-30 01:50:54,403 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:50:54,473 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:50:54,479 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 01:50:54,485 INFO L158 Benchmark]: Toolchain (without parser) took 1542.05ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 45.1MB in the beginning and 63.7MB in the end (delta: -18.6MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-08-30 01:50:54,485 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 58.7MB. Free memory is still 36.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:50:54,486 INFO L158 Benchmark]: CACSL2BoogieTranslator took 615.45ms. Allocated memory is still 71.3MB. Free memory was 44.9MB in the beginning and 38.7MB in the end (delta: 6.2MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-08-30 01:50:54,487 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.39ms. Allocated memory is still 71.3MB. Free memory was 38.7MB in the beginning and 36.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:50:54,488 INFO L158 Benchmark]: Boogie Preprocessor took 27.66ms. Allocated memory is still 71.3MB. Free memory was 36.2MB in the beginning and 33.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:50:54,488 INFO L158 Benchmark]: RCFGBuilder took 742.75ms. Allocated memory is still 71.3MB. Free memory was 33.9MB in the beginning and 34.6MB in the end (delta: -638.5kB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2023-08-30 01:50:54,489 INFO L158 Benchmark]: TraceAbstraction took 101.34ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 33.9MB in the beginning and 63.7MB in the end (delta: -29.8MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2023-08-30 01:50:54,496 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 58.7MB. Free memory is still 36.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 615.45ms. Allocated memory is still 71.3MB. Free memory was 44.9MB in the beginning and 38.7MB in the end (delta: 6.2MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.39ms. Allocated memory is still 71.3MB. Free memory was 38.7MB in the beginning and 36.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.66ms. Allocated memory is still 71.3MB. Free memory was 36.2MB in the beginning and 33.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 742.75ms. Allocated memory is still 71.3MB. Free memory was 33.9MB in the beginning and 34.6MB in the end (delta: -638.5kB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. * TraceAbstraction took 101.34ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 33.9MB in the beginning and 63.7MB in the end (delta: -29.8MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:50:54,521 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/mix020.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 035ec41aa2053cde8ee24830f9eb7cf444ea0c142ead33ef0c1fe95c3a7de39e --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 01:50:56,492 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:50:56,494 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:50:56,541 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:50:56,544 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:50:56,547 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:50:56,550 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:50:56,554 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:50:56,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:50:56,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:50:56,563 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:50:56,566 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:50:56,566 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:50:56,568 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:50:56,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:50:56,574 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:50:56,575 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:50:56,577 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:50:56,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:50:56,582 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:50:56,593 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:50:56,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:50:56,598 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:50:56,599 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:50:56,602 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:50:56,603 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:50:56,604 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:50:56,605 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:50:56,606 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:50:56,606 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:50:56,607 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:50:56,607 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:50:56,608 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:50:56,609 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:50:56,610 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:50:56,610 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:50:56,610 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:50:56,611 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:50:56,611 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:50:56,611 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:50:56,612 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:50:56,613 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:50:56,643 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:50:56,643 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:50:56,644 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:50:56,644 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:50:56,645 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:50:56,646 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:50:56,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:50:56,646 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:50:56,646 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:50:56,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:50:56,647 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:50:56,648 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:50:56,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:50:56,648 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:50:56,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:50:56,648 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:50:56,649 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:50:56,649 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:50:56,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:50:56,649 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:50:56,649 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:50:56,650 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:50:56,650 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:50:56,650 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:50:56,650 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:50:56,650 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:50:56,651 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:50:56,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:50:56,651 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:50:56,651 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:50:56,651 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:50:56,652 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:50:56,652 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:50:56,652 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:50:56,652 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:50:56,653 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:50:56,653 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:50:56,653 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 035ec41aa2053cde8ee24830f9eb7cf444ea0c142ead33ef0c1fe95c3a7de39e Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:50:56,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:50:56,989 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:50:56,991 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:50:56,992 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:50:56,993 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:50:56,994 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix020.oepc.i [2023-08-30 01:50:58,123 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:50:58,432 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:50:58,437 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix020.oepc.i [2023-08-30 01:50:58,462 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b054beec4/56c0d1647a2c46a8b95b4461e4eab4fb/FLAGc60110219 [2023-08-30 01:50:58,477 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b054beec4/56c0d1647a2c46a8b95b4461e4eab4fb [2023-08-30 01:50:58,481 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:50:58,482 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:50:58,483 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:50:58,483 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:50:58,486 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:50:58,487 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:50:58" (1/1) ... [2023-08-30 01:50:58,490 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@473aa38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:58, skipping insertion in model container [2023-08-30 01:50:58,490 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:50:58" (1/1) ... [2023-08-30 01:50:58,496 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:50:58,547 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:50:58,726 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/mix020.oepc.i[945,958] [2023-08-30 01:50:58,943 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:50:58,961 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:50:58,972 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/mix020.oepc.i[945,958] [2023-08-30 01:50:59,015 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:50:59,062 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:50:59,063 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:50:59,069 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:50:59,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:59 WrapperNode [2023-08-30 01:50:59,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:50:59,071 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:50:59,071 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:50:59,071 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:50:59,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:59" (1/1) ... [2023-08-30 01:50:59,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:59" (1/1) ... [2023-08-30 01:50:59,149 INFO L138 Inliner]: procedures = 180, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 146 [2023-08-30 01:50:59,152 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:50:59,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:50:59,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:50:59,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:50:59,160 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:59" (1/1) ... [2023-08-30 01:50:59,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:59" (1/1) ... [2023-08-30 01:50:59,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:59" (1/1) ... [2023-08-30 01:50:59,164 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:59" (1/1) ... [2023-08-30 01:50:59,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:59" (1/1) ... [2023-08-30 01:50:59,175 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:59" (1/1) ... [2023-08-30 01:50:59,178 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:59" (1/1) ... [2023-08-30 01:50:59,180 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:59" (1/1) ... [2023-08-30 01:50:59,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:50:59,184 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:50:59,185 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:50:59,185 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:50:59,186 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:59" (1/1) ... [2023-08-30 01:50:59,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:50:59,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:50:59,252 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 01:50:59,272 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 01:50:59,286 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:50:59,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:50:59,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:50:59,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:50:59,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:50:59,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:50:59,287 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:50:59,287 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:50:59,287 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:50:59,287 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:50:59,288 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:50:59,288 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:50:59,288 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 01:50:59,288 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 01:50:59,288 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:50:59,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:50:59,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:50:59,290 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 01:50:59,528 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:50:59,530 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:50:59,985 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:51:00,115 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:51:00,116 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:51:00,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:51:00 BoogieIcfgContainer [2023-08-30 01:51:00,118 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:51:00,120 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:51:00,120 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:51:00,123 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:51:00,123 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:50:58" (1/3) ... [2023-08-30 01:51:00,124 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24781a7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:51:00, skipping insertion in model container [2023-08-30 01:51:00,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:59" (2/3) ... [2023-08-30 01:51:00,124 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24781a7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:51:00, skipping insertion in model container [2023-08-30 01:51:00,125 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:51:00" (3/3) ... [2023-08-30 01:51:00,126 INFO L112 eAbstractionObserver]: Analyzing ICFG mix020.oepc.i [2023-08-30 01:51:00,142 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:51:00,142 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2023-08-30 01:51:00,142 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:51:00,196 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:51:00,202 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 01:51:00,206 INFO L158 Benchmark]: Toolchain (without parser) took 1723.41ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 50.3MB in the beginning and 46.5MB in the end (delta: 3.8MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2023-08-30 01:51:00,207 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 73.4MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:51:00,208 INFO L158 Benchmark]: CACSL2BoogieTranslator took 586.98ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 50.0MB in the beginning and 76.0MB in the end (delta: -26.0MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2023-08-30 01:51:00,208 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.78ms. Allocated memory is still 100.7MB. Free memory was 76.0MB in the beginning and 73.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:51:00,209 INFO L158 Benchmark]: Boogie Preprocessor took 30.34ms. Allocated memory is still 100.7MB. Free memory was 73.5MB in the beginning and 71.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:51:00,209 INFO L158 Benchmark]: RCFGBuilder took 933.60ms. Allocated memory is still 100.7MB. Free memory was 71.4MB in the beginning and 62.0MB in the end (delta: 9.4MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2023-08-30 01:51:00,210 INFO L158 Benchmark]: TraceAbstraction took 84.92ms. Allocated memory is still 100.7MB. Free memory was 61.2MB in the beginning and 46.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 01:51:00,213 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 73.4MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 586.98ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 50.0MB in the beginning and 76.0MB in the end (delta: -26.0MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.78ms. Allocated memory is still 100.7MB. Free memory was 76.0MB in the beginning and 73.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.34ms. Allocated memory is still 100.7MB. Free memory was 73.5MB in the beginning and 71.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 933.60ms. Allocated memory is still 100.7MB. Free memory was 71.4MB in the beginning and 62.0MB in the end (delta: 9.4MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. * TraceAbstraction took 84.92ms. Allocated memory is still 100.7MB. Free memory was 61.2MB in the beginning and 46.5MB in the end (delta: 14.7MB). 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 01:51:00,229 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