./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix032.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/mix032.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 f271a38be9caac1825a663eb11850ec78cc50bf41fe675769961ef9ec85f6a9e --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 01:51:38,555 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:51:38,558 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:51:38,600 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:51:38,601 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:51:38,604 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:51:38,606 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:51:38,608 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:51:38,612 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:51:38,616 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:51:38,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:51:38,620 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:51:38,620 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:51:38,622 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:51:38,624 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:51:38,627 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:51:38,628 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:51:38,630 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:51:38,631 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:51:38,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:51:38,644 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:51:38,645 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:51:38,646 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:51:38,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:51:38,654 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:51:38,654 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:51:38,655 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:51:38,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:51:38,657 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:51:38,658 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:51:38,658 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:51:38,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:51:38,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:51:38,662 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:51:38,663 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:51:38,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:51:38,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:51:38,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:51:38,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:51:38,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:51:38,665 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:51:38,667 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:51:38,700 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:51:38,700 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:51:38,701 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:51:38,702 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:51:38,702 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:51:38,703 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:51:38,703 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:51:38,703 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:51:38,704 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:51:38,704 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:51:38,705 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:51:38,705 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:51:38,705 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:51:38,705 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:51:38,705 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:51:38,706 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:51:38,706 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:51:38,706 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:51:38,706 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:51:38,706 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:51:38,706 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:51:38,707 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:51:38,707 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:51:38,707 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:51:38,707 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:51:38,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:51:38,708 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:51:38,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:51:38,708 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:51:38,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:51:38,708 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:51:38,709 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:51:38,709 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:51:38,709 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:51:38,709 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f271a38be9caac1825a663eb11850ec78cc50bf41fe675769961ef9ec85f6a9e Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:51:39,037 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:51:39,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:51:39,055 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:51:39,055 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:51:39,056 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:51:39,057 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix032.oepc.i [2023-08-30 01:51:40,185 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:51:40,512 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:51:40,515 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix032.oepc.i [2023-08-30 01:51:40,539 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1aa3bacfb/3a57cc10df024826a72ec0a9bbbd702e/FLAG8767d20a1 [2023-08-30 01:51:40,560 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1aa3bacfb/3a57cc10df024826a72ec0a9bbbd702e [2023-08-30 01:51:40,562 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:51:40,563 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:51:40,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:51:40,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:51:40,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:51:40,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:51:40" (1/1) ... [2023-08-30 01:51:40,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e650c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:40, skipping insertion in model container [2023-08-30 01:51:40,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:51:40" (1/1) ... [2023-08-30 01:51:40,577 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:51:40,627 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:51:40,757 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/mix032.oepc.i[945,958] [2023-08-30 01:51:40,982 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:51:40,998 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:51:41,009 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/mix032.oepc.i[945,958] [2023-08-30 01:51:41,067 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:51:41,107 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:51:41,107 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:51:41,113 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:51:41,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:41 WrapperNode [2023-08-30 01:51:41,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:51:41,115 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:51:41,115 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:51:41,115 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:51:41,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:41" (1/1) ... [2023-08-30 01:51:41,159 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:41" (1/1) ... [2023-08-30 01:51:41,192 INFO L138 Inliner]: procedures = 176, calls = 62, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 133 [2023-08-30 01:51:41,192 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:51:41,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:51:41,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:51:41,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:51:41,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:41" (1/1) ... [2023-08-30 01:51:41,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:41" (1/1) ... [2023-08-30 01:51:41,214 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:41" (1/1) ... [2023-08-30 01:51:41,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:41" (1/1) ... [2023-08-30 01:51:41,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:41" (1/1) ... [2023-08-30 01:51:41,238 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:41" (1/1) ... [2023-08-30 01:51:41,242 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:41" (1/1) ... [2023-08-30 01:51:41,244 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:41" (1/1) ... [2023-08-30 01:51:41,246 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:51:41,249 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:51:41,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:51:41,252 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:51:41,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:41" (1/1) ... [2023-08-30 01:51:41,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:51:41,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:51:41,280 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 01:51:41,302 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 01:51:41,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:51:41,319 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:51:41,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:51:41,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:51:41,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:51:41,319 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:51:41,320 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:51:41,320 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:51:41,320 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:51:41,320 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:51:41,320 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:51:41,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:51:41,320 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:51:41,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:51:41,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:51:41,322 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 01:51:41,514 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:51:41,516 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:51:41,873 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:51:42,009 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:51:42,009 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:51:42,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:51:42 BoogieIcfgContainer [2023-08-30 01:51:42,012 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:51:42,013 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:51:42,013 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:51:42,016 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:51:42,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:51:40" (1/3) ... [2023-08-30 01:51:42,017 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@324139a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:51:42, skipping insertion in model container [2023-08-30 01:51:42,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:41" (2/3) ... [2023-08-30 01:51:42,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@324139a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:51:42, skipping insertion in model container [2023-08-30 01:51:42,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:51:42" (3/3) ... [2023-08-30 01:51:42,019 INFO L112 eAbstractionObserver]: Analyzing ICFG mix032.oepc.i [2023-08-30 01:51:42,034 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:51:42,035 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2023-08-30 01:51:42,035 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:51:42,087 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:51:42,093 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 01:51:42,099 INFO L158 Benchmark]: Toolchain (without parser) took 1534.24ms. Allocated memory is still 102.8MB. Free memory was 79.2MB in the beginning and 53.3MB in the end (delta: 25.9MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2023-08-30 01:51:42,099 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 73.4MB. Free memory is still 50.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:51:42,100 INFO L158 Benchmark]: CACSL2BoogieTranslator took 547.99ms. Allocated memory is still 102.8MB. Free memory was 79.2MB in the beginning and 56.0MB in the end (delta: 23.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-08-30 01:51:42,101 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.39ms. Allocated memory is still 102.8MB. Free memory was 55.4MB in the beginning and 52.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:51:42,102 INFO L158 Benchmark]: Boogie Preprocessor took 55.23ms. Allocated memory is still 102.8MB. Free memory was 52.8MB in the beginning and 51.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:51:42,102 INFO L158 Benchmark]: RCFGBuilder took 762.78ms. Allocated memory is still 102.8MB. Free memory was 51.2MB in the beginning and 64.5MB in the end (delta: -13.3MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2023-08-30 01:51:42,103 INFO L158 Benchmark]: TraceAbstraction took 83.70ms. Allocated memory is still 102.8MB. Free memory was 63.8MB in the beginning and 53.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 01:51:42,110 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 73.4MB. Free memory is still 50.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 547.99ms. Allocated memory is still 102.8MB. Free memory was 79.2MB in the beginning and 56.0MB in the end (delta: 23.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.39ms. Allocated memory is still 102.8MB. Free memory was 55.4MB in the beginning and 52.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.23ms. Allocated memory is still 102.8MB. Free memory was 52.8MB in the beginning and 51.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 762.78ms. Allocated memory is still 102.8MB. Free memory was 51.2MB in the beginning and 64.5MB in the end (delta: -13.3MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * TraceAbstraction took 83.70ms. Allocated memory is still 102.8MB. Free memory was 63.8MB in the beginning and 53.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. 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 01:51:42,139 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/mix032.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 f271a38be9caac1825a663eb11850ec78cc50bf41fe675769961ef9ec85f6a9e --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 01:51:44,060 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:51:44,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:51:44,101 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:51:44,103 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:51:44,106 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:51:44,108 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:51:44,110 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:51:44,112 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:51:44,117 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:51:44,118 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:51:44,120 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:51:44,120 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:51:44,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:51:44,123 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:51:44,127 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:51:44,128 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:51:44,129 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:51:44,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:51:44,139 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:51:44,140 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:51:44,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:51:44,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:51:44,143 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:51:44,149 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:51:44,150 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:51:44,150 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:51:44,152 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:51:44,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:51:44,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:51:44,154 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:51:44,159 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:51:44,161 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:51:44,162 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:51:44,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:51:44,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:51:44,163 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:51:44,163 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:51:44,164 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:51:44,164 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:51:44,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:51:44,174 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:51:44,210 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:51:44,211 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:51:44,212 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:51:44,212 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:51:44,213 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:51:44,213 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:51:44,214 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:51:44,214 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:51:44,214 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:51:44,214 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:51:44,215 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:51:44,215 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:51:44,215 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:51:44,216 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:51:44,216 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:51:44,216 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:51:44,216 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:51:44,216 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:51:44,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:51:44,217 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:51:44,217 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:51:44,217 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:51:44,217 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:51:44,218 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:51:44,218 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:51:44,218 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:51:44,218 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:51:44,218 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:51:44,219 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:51:44,219 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:51:44,219 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:51:44,219 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:51:44,220 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:51:44,220 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:51:44,220 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:51:44,220 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:51:44,220 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:51:44,220 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f271a38be9caac1825a663eb11850ec78cc50bf41fe675769961ef9ec85f6a9e Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:51:44,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:51:44,553 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:51:44,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:51:44,556 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:51:44,558 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:51:44,560 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix032.oepc.i [2023-08-30 01:51:45,637 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:51:45,906 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:51:45,907 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix032.oepc.i [2023-08-30 01:51:45,923 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d8df319d/6b6dc59e96e448569b0778544a173ee8/FLAGada31f475 [2023-08-30 01:51:45,935 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d8df319d/6b6dc59e96e448569b0778544a173ee8 [2023-08-30 01:51:45,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:51:45,950 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:51:45,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:51:45,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:51:45,956 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:51:45,957 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:51:45" (1/1) ... [2023-08-30 01:51:45,958 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@478995a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:45, skipping insertion in model container [2023-08-30 01:51:45,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:51:45" (1/1) ... [2023-08-30 01:51:45,964 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:51:46,019 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:51:46,188 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/mix032.oepc.i[945,958] [2023-08-30 01:51:46,431 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:51:46,450 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:51:46,462 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/mix032.oepc.i[945,958] [2023-08-30 01:51:46,492 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:51:46,518 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:51:46,519 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:51:46,524 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:51:46,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:46 WrapperNode [2023-08-30 01:51:46,525 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:51:46,526 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:51:46,526 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:51:46,526 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:51:46,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:46" (1/1) ... [2023-08-30 01:51:46,562 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:46" (1/1) ... [2023-08-30 01:51:46,600 INFO L138 Inliner]: procedures = 179, calls = 62, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 134 [2023-08-30 01:51:46,601 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:51:46,602 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:51:46,605 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:51:46,605 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:51:46,612 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:46" (1/1) ... [2023-08-30 01:51:46,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:46" (1/1) ... [2023-08-30 01:51:46,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:46" (1/1) ... [2023-08-30 01:51:46,625 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:46" (1/1) ... [2023-08-30 01:51:46,636 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:46" (1/1) ... [2023-08-30 01:51:46,649 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:46" (1/1) ... [2023-08-30 01:51:46,652 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:46" (1/1) ... [2023-08-30 01:51:46,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:46" (1/1) ... [2023-08-30 01:51:46,657 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:51:46,663 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:51:46,663 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:51:46,663 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:51:46,664 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:46" (1/1) ... [2023-08-30 01:51:46,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:51:46,679 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:51:46,714 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 01:51:46,737 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 01:51:46,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:51:46,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:51:46,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:51:46,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:51:46,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:51:46,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:51:46,749 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:51:46,749 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:51:46,749 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:51:46,749 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:51:46,750 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:51:46,750 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:51:46,750 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:51:46,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:51:46,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:51:46,752 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 01:51:46,948 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:51:46,950 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:51:47,343 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:51:47,498 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:51:47,498 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:51:47,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:51:47 BoogieIcfgContainer [2023-08-30 01:51:47,501 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:51:47,503 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:51:47,503 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:51:47,506 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:51:47,506 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:51:45" (1/3) ... [2023-08-30 01:51:47,506 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dee795e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:51:47, skipping insertion in model container [2023-08-30 01:51:47,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:46" (2/3) ... [2023-08-30 01:51:47,507 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dee795e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:51:47, skipping insertion in model container [2023-08-30 01:51:47,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:51:47" (3/3) ... [2023-08-30 01:51:47,508 INFO L112 eAbstractionObserver]: Analyzing ICFG mix032.oepc.i [2023-08-30 01:51:47,524 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:51:47,524 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2023-08-30 01:51:47,525 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:51:47,591 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:51:47,597 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 01:51:47,602 INFO L158 Benchmark]: Toolchain (without parser) took 1651.42ms. Allocated memory is still 75.5MB. Free memory was 49.0MB in the beginning and 29.4MB in the end (delta: 19.7MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2023-08-30 01:51:47,603 INFO L158 Benchmark]: CDTParser took 0.86ms. Allocated memory is still 58.7MB. Free memory was 36.7MB in the beginning and 36.6MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:51:47,603 INFO L158 Benchmark]: CACSL2BoogieTranslator took 572.34ms. Allocated memory is still 75.5MB. Free memory was 48.8MB in the beginning and 44.1MB in the end (delta: 4.7MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2023-08-30 01:51:47,604 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.85ms. Allocated memory is still 75.5MB. Free memory was 44.1MB in the beginning and 41.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:51:47,605 INFO L158 Benchmark]: Boogie Preprocessor took 60.47ms. Allocated memory is still 75.5MB. Free memory was 41.7MB in the beginning and 39.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:51:47,606 INFO L158 Benchmark]: RCFGBuilder took 837.79ms. Allocated memory is still 75.5MB. Free memory was 39.3MB in the beginning and 43.1MB in the end (delta: -3.9MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2023-08-30 01:51:47,607 INFO L158 Benchmark]: TraceAbstraction took 97.89ms. Allocated memory is still 75.5MB. Free memory was 42.7MB in the beginning and 29.4MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 01:51:47,613 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.86ms. Allocated memory is still 58.7MB. Free memory was 36.7MB in the beginning and 36.6MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 572.34ms. Allocated memory is still 75.5MB. Free memory was 48.8MB in the beginning and 44.1MB in the end (delta: 4.7MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.85ms. Allocated memory is still 75.5MB. Free memory was 44.1MB in the beginning and 41.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.47ms. Allocated memory is still 75.5MB. Free memory was 41.7MB in the beginning and 39.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 837.79ms. Allocated memory is still 75.5MB. Free memory was 39.3MB in the beginning and 43.1MB in the end (delta: -3.9MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. * TraceAbstraction took 97.89ms. Allocated memory is still 75.5MB. Free memory was 42.7MB in the beginning and 29.4MB in the end (delta: 13.3MB). 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 01:51:47,639 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE