./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_73-funloop_hard_racefree.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for data races 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/goblint-regression/28-race_reach_73-funloop_hard_racefree.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-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 ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c8af2e9e80aefb6a93651d6c869df13510f679bd9566c8571973545c9393aab5 --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 [2023-08-29 09:10:47,364 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:10:47,365 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:10:47,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:10:47,385 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:10:47,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:10:47,387 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:10:47,388 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:10:47,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:10:47,390 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:10:47,390 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:10:47,391 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:10:47,391 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:10:47,392 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:10:47,393 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:10:47,393 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:10:47,394 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:10:47,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:10:47,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:10:47,397 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:10:47,398 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:10:47,398 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:10:47,399 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:10:47,406 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:10:47,408 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:10:47,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:10:47,409 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:10:47,409 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:10:47,410 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:10:47,410 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:10:47,411 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:10:47,411 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:10:47,412 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:10:47,412 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:10:47,413 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:10:47,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:10:47,414 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:10:47,414 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:10:47,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:10:47,415 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:10:47,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:10:47,416 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:10:47,438 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:10:47,439 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:10:47,439 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:10:47,440 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:10:47,440 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:10:47,440 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:10:47,441 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:10:47,441 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:10:47,442 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:10:47,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:10:47,442 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:10:47,443 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:10:47,443 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:10:47,443 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:10:47,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:10:47,443 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:10:47,443 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:10:47,444 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:10:47,444 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:10:47,444 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:10:47,444 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:10:47,444 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:10:47,444 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:10:47,444 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:10:47,445 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:10:47,445 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:10:47,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:10:47,445 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:10:47,445 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:10:47,445 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:10:47,445 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:10:47,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:10:47,446 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:10:47,446 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:10:47,446 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:10:47,446 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:10:47,446 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:10:47,446 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8af2e9e80aefb6a93651d6c869df13510f679bd9566c8571973545c9393aab5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:10:47,694 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:10:47,721 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:10:47,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:10:47,723 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:10:47,723 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:10:47,724 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_73-funloop_hard_racefree.i [2023-08-29 09:10:48,676 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:10:48,893 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:10:48,893 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_73-funloop_hard_racefree.i [2023-08-29 09:10:48,902 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/835e9e93c/424a1270a6f94a53969dbaad095ac99c/FLAGc5d51a306 [2023-08-29 09:10:48,916 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/835e9e93c/424a1270a6f94a53969dbaad095ac99c [2023-08-29 09:10:48,918 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:10:48,919 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:10:48,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:10:48,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:10:48,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:10:48,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:10:48" (1/1) ... [2023-08-29 09:10:48,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46f1e08b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:48, skipping insertion in model container [2023-08-29 09:10:48,923 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:10:48" (1/1) ... [2023-08-29 09:10:48,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:10:48,977 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:10:49,309 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_73-funloop_hard_racefree.i[41323,41336] [2023-08-29 09:10:49,342 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:10:49,358 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:10:49,388 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_73-funloop_hard_racefree.i[41323,41336] [2023-08-29 09:10:49,411 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:10:49,463 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:10:49,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:49 WrapperNode [2023-08-29 09:10:49,464 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:10:49,465 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:10:49,465 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:10:49,465 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:10:49,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:49" (1/1) ... [2023-08-29 09:10:49,493 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:49" (1/1) ... [2023-08-29 09:10:49,533 INFO L138 Inliner]: procedures = 271, calls = 41, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 342 [2023-08-29 09:10:49,534 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:10:49,534 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:10:49,534 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:10:49,535 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:10:49,540 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:49" (1/1) ... [2023-08-29 09:10:49,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:49" (1/1) ... [2023-08-29 09:10:49,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:49" (1/1) ... [2023-08-29 09:10:49,557 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:49" (1/1) ... [2023-08-29 09:10:49,567 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:49" (1/1) ... [2023-08-29 09:10:49,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:49" (1/1) ... [2023-08-29 09:10:49,586 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:49" (1/1) ... [2023-08-29 09:10:49,587 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:49" (1/1) ... [2023-08-29 09:10:49,590 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:10:49,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:10:49,596 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:10:49,596 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:10:49,597 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:49" (1/1) ... [2023-08-29 09:10:49,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:10:49,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:10:49,642 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) [2023-08-29 09:10:49,673 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 [2023-08-29 09:10:49,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:10:49,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:10:49,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:10:49,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:10:49,691 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-29 09:10:49,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:10:49,692 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-29 09:10:49,692 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-29 09:10:49,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:10:49,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:10:49,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:10:49,693 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 09:10:49,852 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:10:49,854 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:10:50,260 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:10:50,266 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:10:50,269 INFO L302 CfgBuilder]: Removed 35 assume(true) statements. [2023-08-29 09:10:50,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:10:50 BoogieIcfgContainer [2023-08-29 09:10:50,271 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:10:50,273 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:10:50,274 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:10:50,276 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:10:50,276 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:10:48" (1/3) ... [2023-08-29 09:10:50,276 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ef0b25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:10:50, skipping insertion in model container [2023-08-29 09:10:50,276 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:49" (2/3) ... [2023-08-29 09:10:50,277 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ef0b25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:10:50, skipping insertion in model container [2023-08-29 09:10:50,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:10:50" (3/3) ... [2023-08-29 09:10:50,280 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_73-funloop_hard_racefree.i [2023-08-29 09:10:50,285 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:10:50,291 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:10:50,291 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2023-08-29 09:10:50,291 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:10:50,367 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-29 09:10:50,371 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) [2023-08-29 09:10:50,376 INFO L158 Benchmark]: Toolchain (without parser) took 1456.22ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 43.2MB in the beginning and 48.0MB in the end (delta: -4.8MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2023-08-29 09:10:50,376 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 67.1MB. Free memory was 46.0MB in the beginning and 45.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:10:50,377 INFO L158 Benchmark]: CACSL2BoogieTranslator took 544.60ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 42.9MB in the beginning and 51.1MB in the end (delta: -8.2MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2023-08-29 09:10:50,378 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.99ms. Allocated memory is still 90.2MB. Free memory was 51.1MB in the beginning and 47.2MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:10:50,378 INFO L158 Benchmark]: Boogie Preprocessor took 56.05ms. Allocated memory is still 90.2MB. Free memory was 47.2MB in the beginning and 43.4MB in the end (delta: 3.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:10:50,379 INFO L158 Benchmark]: RCFGBuilder took 676.45ms. Allocated memory is still 90.2MB. Free memory was 43.4MB in the beginning and 63.6MB in the end (delta: -20.3MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2023-08-29 09:10:50,379 INFO L158 Benchmark]: TraceAbstraction took 101.57ms. Allocated memory is still 90.2MB. Free memory was 63.2MB in the beginning and 48.0MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-29 09:10:50,385 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 67.1MB. Free memory was 46.0MB in the beginning and 45.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 544.60ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 42.9MB in the beginning and 51.1MB in the end (delta: -8.2MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.99ms. Allocated memory is still 90.2MB. Free memory was 51.1MB in the beginning and 47.2MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.05ms. Allocated memory is still 90.2MB. Free memory was 47.2MB in the beginning and 43.4MB in the end (delta: 3.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 676.45ms. Allocated memory is still 90.2MB. Free memory was 43.4MB in the beginning and 63.6MB in the end (delta: -20.3MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * TraceAbstraction took 101.57ms. Allocated memory is still 90.2MB. Free memory was 63.2MB in the beginning and 48.0MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. 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. [2023-08-29 09:10:50,403 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/goblint-regression/28-race_reach_73-funloop_hard_racefree.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-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 ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c8af2e9e80aefb6a93651d6c869df13510f679bd9566c8571973545c9393aab5 --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 [2023-08-29 09:10:52,409 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:10:52,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:10:52,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:10:52,447 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:10:52,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:10:52,453 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:10:52,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:10:52,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:10:52,461 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:10:52,462 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:10:52,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:10:52,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:10:52,467 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:10:52,470 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:10:52,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:10:52,474 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:10:52,475 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:10:52,478 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:10:52,482 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:10:52,483 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:10:52,484 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:10:52,484 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:10:52,487 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:10:52,490 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:10:52,492 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:10:52,493 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:10:52,494 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:10:52,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:10:52,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:10:52,498 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:10:52,499 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:10:52,500 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:10:52,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:10:52,501 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:10:52,502 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:10:52,502 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:10:52,503 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:10:52,503 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:10:52,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:10:52,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:10:52,505 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:10:52,550 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:10:52,550 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:10:52,551 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:10:52,551 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:10:52,552 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:10:52,552 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:10:52,553 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:10:52,553 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:10:52,553 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:10:52,553 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:10:52,554 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:10:52,554 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:10:52,554 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:10:52,554 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:10:52,554 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:10:52,554 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:10:52,554 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:10:52,555 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:10:52,555 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:10:52,555 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:10:52,555 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:10:52,555 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:10:52,555 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:10:52,555 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:10:52,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:10:52,556 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:10:52,556 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:10:52,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:10:52,556 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:10:52,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:10:52,557 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:10:52,557 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:10:52,557 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:10:52,557 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:10:52,557 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:10:52,557 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:10:52,557 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:10:52,558 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:10:52,558 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:10:52,558 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8af2e9e80aefb6a93651d6c869df13510f679bd9566c8571973545c9393aab5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:10:52,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:10:52,852 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:10:52,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:10:52,855 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:10:52,856 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:10:52,857 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_73-funloop_hard_racefree.i [2023-08-29 09:10:53,880 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:10:54,153 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:10:54,154 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_73-funloop_hard_racefree.i [2023-08-29 09:10:54,185 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eebfead0f/52a45401a42840b8bc15cdc4a38971d4/FLAGabe30252a [2023-08-29 09:10:54,204 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eebfead0f/52a45401a42840b8bc15cdc4a38971d4 [2023-08-29 09:10:54,206 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:10:54,207 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:10:54,209 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:10:54,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:10:54,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:10:54,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:10:54" (1/1) ... [2023-08-29 09:10:54,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6976506 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:54, skipping insertion in model container [2023-08-29 09:10:54,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:10:54" (1/1) ... [2023-08-29 09:10:54,218 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:10:54,262 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:10:54,632 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_73-funloop_hard_racefree.i[41323,41336] [2023-08-29 09:10:54,669 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:10:54,689 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:10:54,717 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_73-funloop_hard_racefree.i[41323,41336] [2023-08-29 09:10:54,751 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:10:54,819 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:10:54,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:54 WrapperNode [2023-08-29 09:10:54,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:10:54,820 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:10:54,820 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:10:54,820 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:10:54,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:54" (1/1) ... [2023-08-29 09:10:54,853 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:54" (1/1) ... [2023-08-29 09:10:54,885 INFO L138 Inliner]: procedures = 275, calls = 41, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 340 [2023-08-29 09:10:54,887 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:10:54,888 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:10:54,888 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:10:54,888 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:10:54,894 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:54" (1/1) ... [2023-08-29 09:10:54,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:54" (1/1) ... [2023-08-29 09:10:54,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:54" (1/1) ... [2023-08-29 09:10:54,909 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:54" (1/1) ... [2023-08-29 09:10:54,934 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:54" (1/1) ... [2023-08-29 09:10:54,940 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:54" (1/1) ... [2023-08-29 09:10:54,944 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:54" (1/1) ... [2023-08-29 09:10:54,949 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:54" (1/1) ... [2023-08-29 09:10:54,953 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:10:54,956 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:10:54,956 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:10:54,956 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:10:54,956 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:54" (1/1) ... [2023-08-29 09:10:54,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:10:54,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:10:54,993 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) [2023-08-29 09:10:54,999 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 [2023-08-29 09:10:55,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:10:55,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:10:55,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:10:55,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:10:55,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:10:55,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-29 09:10:55,019 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-29 09:10:55,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:10:55,019 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-29 09:10:55,020 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-29 09:10:55,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:10:55,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:10:55,021 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 09:10:55,123 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:10:55,124 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:10:55,624 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:10:55,629 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:10:55,629 INFO L302 CfgBuilder]: Removed 35 assume(true) statements. [2023-08-29 09:10:55,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:10:55 BoogieIcfgContainer [2023-08-29 09:10:55,631 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:10:55,632 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:10:55,632 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:10:55,634 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:10:55,634 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:10:54" (1/3) ... [2023-08-29 09:10:55,635 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f398e51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:10:55, skipping insertion in model container [2023-08-29 09:10:55,635 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:54" (2/3) ... [2023-08-29 09:10:55,635 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f398e51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:10:55, skipping insertion in model container [2023-08-29 09:10:55,635 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:10:55" (3/3) ... [2023-08-29 09:10:55,636 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_73-funloop_hard_racefree.i [2023-08-29 09:10:55,640 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:10:55,646 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:10:55,646 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2023-08-29 09:10:55,646 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:10:55,728 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-29 09:10:55,732 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) [2023-08-29 09:10:55,737 INFO L158 Benchmark]: Toolchain (without parser) took 1528.79ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 42.4MB in the beginning and 51.0MB in the end (delta: -8.6MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2023-08-29 09:10:55,737 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 50.3MB. Free memory was 28.5MB in the beginning and 28.5MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:10:55,738 INFO L158 Benchmark]: CACSL2BoogieTranslator took 610.75ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 42.1MB in the beginning and 58.0MB in the end (delta: -15.9MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2023-08-29 09:10:55,738 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.00ms. Allocated memory is still 86.0MB. Free memory was 58.0MB in the beginning and 54.2MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:10:55,739 INFO L158 Benchmark]: Boogie Preprocessor took 67.31ms. Allocated memory is still 86.0MB. Free memory was 54.2MB in the beginning and 49.6MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:10:55,739 INFO L158 Benchmark]: RCFGBuilder took 675.41ms. Allocated memory is still 86.0MB. Free memory was 49.6MB in the beginning and 53.7MB in the end (delta: -4.2MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2023-08-29 09:10:55,740 INFO L158 Benchmark]: TraceAbstraction took 103.29ms. Allocated memory is still 86.0MB. Free memory was 52.9MB in the beginning and 51.0MB in the end (delta: 1.9MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2023-08-29 09:10:55,745 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 50.3MB. Free memory was 28.5MB in the beginning and 28.5MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 610.75ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 42.1MB in the beginning and 58.0MB in the end (delta: -15.9MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.00ms. Allocated memory is still 86.0MB. Free memory was 58.0MB in the beginning and 54.2MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.31ms. Allocated memory is still 86.0MB. Free memory was 54.2MB in the beginning and 49.6MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 675.41ms. Allocated memory is still 86.0MB. Free memory was 49.6MB in the beginning and 53.7MB in the end (delta: -4.2MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * TraceAbstraction took 103.29ms. Allocated memory is still 86.0MB. Free memory was 52.9MB in the beginning and 51.0MB in the end (delta: 1.9MB). Peak memory consumption was 19.8MB. 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. [2023-08-29 09:10:55,763 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