./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix019_tso.oepc.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix019_tso.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d6f4376125179246714b78f2e2f349c8b75c8c24c937ac142dcf7789f615522d --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 22:21:42,392 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:21:42,395 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:21:42,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:21:42,437 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:21:42,439 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:21:42,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:21:42,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:21:42,446 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:21:42,450 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:21:42,451 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:21:42,453 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:21:42,454 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:21:42,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:21:42,457 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:21:42,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:21:42,463 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:21:42,464 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:21:42,466 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:21:42,471 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:21:42,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:21:42,479 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:21:42,479 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:21:42,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:21:42,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:21:42,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:21:42,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:21:42,488 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:21:42,488 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:21:42,489 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:21:42,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:21:42,495 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:21:42,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:21:42,499 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:21:42,499 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:21:42,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:21:42,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:21:42,500 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:21:42,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:21:42,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:21:42,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:21:42,504 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:21:42,536 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:21:42,536 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:21:42,537 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:21:42,537 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:21:42,538 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:21:42,538 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:21:42,539 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:21:42,539 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:21:42,539 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:21:42,539 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:21:42,540 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:21:42,540 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:21:42,541 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:21:42,541 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:21:42,541 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:21:42,541 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:21:42,541 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:21:42,542 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:21:42,542 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:21:42,542 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:21:42,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:21:42,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:21:42,542 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:21:42,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:21:42,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:21:42,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:21:42,543 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:21:42,543 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:21:42,544 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:21:42,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:21:42,544 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:21:42,544 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:21:42,545 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:21:42,545 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:21:42,545 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:21:42,545 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6f4376125179246714b78f2e2f349c8b75c8c24c937ac142dcf7789f615522d Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:21:42,885 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:21:42,912 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:21:42,914 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:21:42,915 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:21:42,916 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:21:42,917 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix019_tso.oepc.i [2023-08-30 22:21:44,029 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:21:44,329 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:21:44,330 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix019_tso.oepc.i [2023-08-30 22:21:44,345 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff4c0f66e/4f2e05317be5428da9344e7c26130751/FLAGb61a0ebbe [2023-08-30 22:21:44,357 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff4c0f66e/4f2e05317be5428da9344e7c26130751 [2023-08-30 22:21:44,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:21:44,360 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:21:44,361 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:21:44,361 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:21:44,364 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:21:44,365 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:21:44" (1/1) ... [2023-08-30 22:21:44,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62a43a3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:44, skipping insertion in model container [2023-08-30 22:21:44,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:21:44" (1/1) ... [2023-08-30 22:21:44,370 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:21:44,412 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:21:44,591 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/mix019_tso.oepc.i[949,962] [2023-08-30 22:21:44,813 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:21:44,826 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:21:44,838 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/mix019_tso.oepc.i[949,962] [2023-08-30 22:21:44,889 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:21:44,941 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:21:44,941 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:21:44,947 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:21:44,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:44 WrapperNode [2023-08-30 22:21:44,953 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:21:44,955 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:21:44,955 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:21:44,955 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:21:44,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:44" (1/1) ... [2023-08-30 22:21:44,991 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:44" (1/1) ... [2023-08-30 22:21:45,027 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 146 [2023-08-30 22:21:45,028 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:21:45,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:21:45,029 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:21:45,029 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:21:45,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:44" (1/1) ... [2023-08-30 22:21:45,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:44" (1/1) ... [2023-08-30 22:21:45,053 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:44" (1/1) ... [2023-08-30 22:21:45,054 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:44" (1/1) ... [2023-08-30 22:21:45,060 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:44" (1/1) ... [2023-08-30 22:21:45,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:44" (1/1) ... [2023-08-30 22:21:45,073 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:44" (1/1) ... [2023-08-30 22:21:45,081 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:44" (1/1) ... [2023-08-30 22:21:45,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:21:45,084 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:21:45,086 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:21:45,087 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:21:45,091 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:44" (1/1) ... [2023-08-30 22:21:45,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:21:45,107 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:21:45,119 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 22:21:45,145 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 22:21:45,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:21:45,165 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:21:45,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:21:45,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:21:45,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:21:45,167 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:21:45,167 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:21:45,167 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:21:45,167 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:21:45,167 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:21:45,168 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:21:45,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:21:45,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:21:45,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:21:45,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:21:45,169 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 22:21:45,349 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:21:45,351 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:21:45,594 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:21:45,744 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:21:45,744 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:21:45,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:21:45 BoogieIcfgContainer [2023-08-30 22:21:45,746 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:21:45,753 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:21:45,754 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:21:45,756 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:21:45,757 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:21:44" (1/3) ... [2023-08-30 22:21:45,757 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4763c398 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:21:45, skipping insertion in model container [2023-08-30 22:21:45,757 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:44" (2/3) ... [2023-08-30 22:21:45,758 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4763c398 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:21:45, skipping insertion in model container [2023-08-30 22:21:45,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:21:45" (3/3) ... [2023-08-30 22:21:45,759 INFO L112 eAbstractionObserver]: Analyzing ICFG mix019_tso.oepc.i [2023-08-30 22:21:45,766 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:21:45,775 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:21:45,777 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:21:45,777 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:21:45,831 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:21:45,837 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 22:21:45,841 INFO L158 Benchmark]: Toolchain (without parser) took 1480.74ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 52.3MB in the beginning and 59.8MB in the end (delta: -7.5MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2023-08-30 22:21:45,842 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 58.7MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:21:45,843 INFO L158 Benchmark]: CACSL2BoogieTranslator took 593.24ms. Allocated memory is still 75.5MB. Free memory was 52.1MB in the beginning and 49.0MB in the end (delta: 3.1MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2023-08-30 22:21:45,844 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.39ms. Allocated memory is still 75.5MB. Free memory was 49.0MB in the beginning and 46.2MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:21:45,845 INFO L158 Benchmark]: Boogie Preprocessor took 55.33ms. Allocated memory is still 75.5MB. Free memory was 46.2MB in the beginning and 44.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:21:45,845 INFO L158 Benchmark]: RCFGBuilder took 662.01ms. Allocated memory is still 75.5MB. Free memory was 44.1MB in the beginning and 30.9MB in the end (delta: 13.2MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2023-08-30 22:21:45,846 INFO L158 Benchmark]: TraceAbstraction took 86.59ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 59.8MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 22:21:45,854 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 58.7MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 593.24ms. Allocated memory is still 75.5MB. Free memory was 52.1MB in the beginning and 49.0MB in the end (delta: 3.1MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.39ms. Allocated memory is still 75.5MB. Free memory was 49.0MB in the beginning and 46.2MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 55.33ms. Allocated memory is still 75.5MB. Free memory was 46.2MB in the beginning and 44.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 662.01ms. Allocated memory is still 75.5MB. Free memory was 44.1MB in the beginning and 30.9MB in the end (delta: 13.2MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * TraceAbstraction took 86.59ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 59.8MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:21:45,872 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix019_tso.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d6f4376125179246714b78f2e2f349c8b75c8c24c937ac142dcf7789f615522d --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 22:21:47,710 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:21:47,712 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:21:47,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:21:47,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:21:47,758 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:21:47,760 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:21:47,762 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:21:47,764 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:21:47,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:21:47,770 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:21:47,772 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:21:47,772 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:21:47,774 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:21:47,776 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:21:47,780 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:21:47,781 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:21:47,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:21:47,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:21:47,789 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:21:47,790 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:21:47,793 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:21:47,794 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:21:47,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:21:47,801 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:21:47,802 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:21:47,802 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:21:47,804 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:21:47,804 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:21:47,805 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:21:47,805 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:21:47,807 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:21:47,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:21:47,809 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:21:47,810 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:21:47,810 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:21:47,811 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:21:47,821 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:21:47,822 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:21:47,822 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:21:47,823 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:21:47,825 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:21:47,849 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:21:47,849 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:21:47,850 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:21:47,850 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:21:47,850 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:21:47,850 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:21:47,851 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:21:47,851 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:21:47,851 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:21:47,851 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:21:47,851 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:21:47,851 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:21:47,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:21:47,852 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:21:47,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:21:47,852 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:21:47,852 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:21:47,852 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:21:47,852 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:21:47,852 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:21:47,852 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:21:47,853 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:21:47,853 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:21:47,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:21:47,853 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:21:47,853 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:21:47,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:21:47,854 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:21:47,854 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:21:47,854 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:21:47,854 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:21:47,854 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:21:47,855 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:21:47,855 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:21:47,855 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:21:47,855 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:21:47,855 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:21:47,855 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:21:47,856 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6f4376125179246714b78f2e2f349c8b75c8c24c937ac142dcf7789f615522d Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:21:48,150 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:21:48,166 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:21:48,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:21:48,169 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:21:48,170 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:21:48,171 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix019_tso.oepc.i [2023-08-30 22:21:49,337 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:21:49,571 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:21:49,572 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix019_tso.oepc.i [2023-08-30 22:21:49,585 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3b0ac4ee/2cb36ec8ce7347008475609d6c3f05e1/FLAG8a3a891bf [2023-08-30 22:21:49,597 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3b0ac4ee/2cb36ec8ce7347008475609d6c3f05e1 [2023-08-30 22:21:49,599 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:21:49,600 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:21:49,603 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:21:49,603 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:21:49,607 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:21:49,609 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:21:49" (1/1) ... [2023-08-30 22:21:49,609 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@438993dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:49, skipping insertion in model container [2023-08-30 22:21:49,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:21:49" (1/1) ... [2023-08-30 22:21:49,616 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:21:49,665 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:21:49,801 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/mix019_tso.oepc.i[949,962] [2023-08-30 22:21:49,988 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:21:50,010 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:21:50,022 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/mix019_tso.oepc.i[949,962] [2023-08-30 22:21:50,074 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:21:50,118 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:21:50,118 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:21:50,124 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:21:50,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:50 WrapperNode [2023-08-30 22:21:50,125 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:21:50,126 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:21:50,126 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:21:50,126 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:21:50,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:50" (1/1) ... [2023-08-30 22:21:50,167 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:50" (1/1) ... [2023-08-30 22:21:50,210 INFO L138 Inliner]: procedures = 179, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 147 [2023-08-30 22:21:50,211 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:21:50,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:21:50,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:21:50,212 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:21:50,219 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:50" (1/1) ... [2023-08-30 22:21:50,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:50" (1/1) ... [2023-08-30 22:21:50,232 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:50" (1/1) ... [2023-08-30 22:21:50,233 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:50" (1/1) ... [2023-08-30 22:21:50,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:50" (1/1) ... [2023-08-30 22:21:50,253 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:50" (1/1) ... [2023-08-30 22:21:50,258 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:50" (1/1) ... [2023-08-30 22:21:50,267 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:50" (1/1) ... [2023-08-30 22:21:50,270 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:21:50,273 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:21:50,274 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:21:50,274 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:21:50,275 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:50" (1/1) ... [2023-08-30 22:21:50,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:21:50,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:21:50,304 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 22:21:50,323 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 22:21:50,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:21:50,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:21:50,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:21:50,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:21:50,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:21:50,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:21:50,338 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:21:50,338 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:21:50,338 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:21:50,338 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:21:50,338 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:21:50,338 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:21:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:21:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:21:50,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:21:50,340 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 22:21:50,549 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:21:50,551 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:21:50,944 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:21:51,088 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:21:51,089 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:21:51,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:21:51 BoogieIcfgContainer [2023-08-30 22:21:51,091 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:21:51,093 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:21:51,093 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:21:51,096 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:21:51,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:21:49" (1/3) ... [2023-08-30 22:21:51,096 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44215c16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:21:51, skipping insertion in model container [2023-08-30 22:21:51,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:50" (2/3) ... [2023-08-30 22:21:51,097 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44215c16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:21:51, skipping insertion in model container [2023-08-30 22:21:51,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:21:51" (3/3) ... [2023-08-30 22:21:51,098 INFO L112 eAbstractionObserver]: Analyzing ICFG mix019_tso.oepc.i [2023-08-30 22:21:51,103 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:21:51,116 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:21:51,117 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:21:51,117 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:21:51,177 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:21:51,183 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 22:21:51,192 INFO L158 Benchmark]: Toolchain (without parser) took 1587.24ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 42.3MB in the beginning and 52.8MB in the end (delta: -10.5MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2023-08-30 22:21:51,192 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 50.3MB. Free memory was 28.9MB in the beginning and 28.8MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:21:51,193 INFO L158 Benchmark]: CACSL2BoogieTranslator took 522.36ms. Allocated memory is still 71.3MB. Free memory was 42.1MB in the beginning and 35.1MB in the end (delta: 7.0MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2023-08-30 22:21:51,193 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.21ms. Allocated memory is still 71.3MB. Free memory was 34.9MB in the beginning and 50.1MB in the end (delta: -15.2MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2023-08-30 22:21:51,194 INFO L158 Benchmark]: Boogie Preprocessor took 60.63ms. Allocated memory is still 71.3MB. Free memory was 50.1MB in the beginning and 47.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:21:51,195 INFO L158 Benchmark]: RCFGBuilder took 817.91ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 47.7MB in the beginning and 36.5MB in the end (delta: 11.1MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2023-08-30 22:21:51,196 INFO L158 Benchmark]: TraceAbstraction took 93.57ms. Allocated memory is still 86.0MB. Free memory was 36.0MB in the beginning and 52.8MB in the end (delta: -16.7MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2023-08-30 22:21:51,203 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 50.3MB. Free memory was 28.9MB in the beginning and 28.8MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 522.36ms. Allocated memory is still 71.3MB. Free memory was 42.1MB in the beginning and 35.1MB in the end (delta: 7.0MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.21ms. Allocated memory is still 71.3MB. Free memory was 34.9MB in the beginning and 50.1MB in the end (delta: -15.2MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.63ms. Allocated memory is still 71.3MB. Free memory was 50.1MB in the beginning and 47.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 817.91ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 47.7MB in the beginning and 36.5MB in the end (delta: 11.1MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. * TraceAbstraction took 93.57ms. Allocated memory is still 86.0MB. Free memory was 36.0MB in the beginning and 52.8MB in the end (delta: -16.7MB). Peak memory consumption was 5.2MB. 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 22:21:51,256 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