./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread/stateful01-1.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/pthread/stateful01-1.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 4f746010868b331b940ee2293ff3d78b9aa516b26fde95d84f76493b23741d03 --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 03:59:29,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 03:59:29,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 03:59:29,503 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 03:59:29,503 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 03:59:29,504 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 03:59:29,505 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 03:59:29,507 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 03:59:29,513 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 03:59:29,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 03:59:29,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 03:59:29,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 03:59:29,528 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 03:59:29,531 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 03:59:29,532 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 03:59:29,534 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 03:59:29,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 03:59:29,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 03:59:29,539 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 03:59:29,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 03:59:29,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 03:59:29,557 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 03:59:29,558 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 03:59:29,560 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 03:59:29,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 03:59:29,566 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 03:59:29,566 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 03:59:29,567 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 03:59:29,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 03:59:29,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 03:59:29,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 03:59:29,572 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 03:59:29,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 03:59:29,574 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 03:59:29,575 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 03:59:29,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 03:59:29,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 03:59:29,577 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 03:59:29,577 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 03:59:29,578 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 03:59:29,578 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 03:59:29,579 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 03:59:29,613 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 03:59:29,613 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 03:59:29,614 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 03:59:29,615 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 03:59:29,615 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 03:59:29,616 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 03:59:29,616 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 03:59:29,617 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 03:59:29,617 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 03:59:29,617 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 03:59:29,618 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 03:59:29,618 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 03:59:29,618 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 03:59:29,618 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 03:59:29,619 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 03:59:29,619 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 03:59:29,619 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 03:59:29,619 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 03:59:29,619 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 03:59:29,620 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 03:59:29,620 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 03:59:29,620 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 03:59:29,620 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 03:59:29,620 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 03:59:29,621 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 03:59:29,621 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 03:59:29,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 03:59:29,621 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 03:59:29,621 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 03:59:29,622 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 03:59:29,622 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 03:59:29,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 03:59:29,622 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 03:59:29,622 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 03:59:29,623 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 03:59:29,623 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 03:59:29,623 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 03:59:29,623 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f746010868b331b940ee2293ff3d78b9aa516b26fde95d84f76493b23741d03 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 03:59:29,918 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 03:59:29,944 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 03:59:29,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 03:59:29,949 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 03:59:29,949 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 03:59:29,951 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stateful01-1.i [2023-08-29 03:59:31,159 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 03:59:31,443 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 03:59:31,444 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stateful01-1.i [2023-08-29 03:59:31,458 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/885b6aa7b/b6b7fe80e5c248ee88c54876009617b8/FLAGe712db025 [2023-08-29 03:59:31,469 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/885b6aa7b/b6b7fe80e5c248ee88c54876009617b8 [2023-08-29 03:59:31,471 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 03:59:31,472 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 03:59:31,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 03:59:31,473 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 03:59:31,476 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 03:59:31,476 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 03:59:31" (1/1) ... [2023-08-29 03:59:31,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b77feb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:31, skipping insertion in model container [2023-08-29 03:59:31,477 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 03:59:31" (1/1) ... [2023-08-29 03:59:31,483 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 03:59:31,518 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 03:59:31,788 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/stateful01-1.i[30826,30839] [2023-08-29 03:59:31,790 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 03:59:31,804 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 03:59:31,858 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/stateful01-1.i[30826,30839] [2023-08-29 03:59:31,865 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 03:59:31,917 INFO L208 MainTranslator]: Completed translation [2023-08-29 03:59:31,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:31 WrapperNode [2023-08-29 03:59:31,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 03:59:31,919 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 03:59:31,920 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 03:59:31,920 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 03:59:31,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:31" (1/1) ... [2023-08-29 03:59:31,956 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:31" (1/1) ... [2023-08-29 03:59:31,988 INFO L138 Inliner]: procedures = 168, calls = 34, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 90 [2023-08-29 03:59:31,988 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 03:59:31,989 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 03:59:31,990 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 03:59:31,990 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 03:59:31,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:31" (1/1) ... [2023-08-29 03:59:31,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:31" (1/1) ... [2023-08-29 03:59:32,013 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:31" (1/1) ... [2023-08-29 03:59:32,014 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:31" (1/1) ... [2023-08-29 03:59:32,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:31" (1/1) ... [2023-08-29 03:59:32,030 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:31" (1/1) ... [2023-08-29 03:59:32,032 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:31" (1/1) ... [2023-08-29 03:59:32,039 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:31" (1/1) ... [2023-08-29 03:59:32,045 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 03:59:32,046 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 03:59:32,046 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 03:59:32,046 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 03:59:32,047 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:31" (1/1) ... [2023-08-29 03:59:32,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 03:59:32,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 03:59:32,077 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 03:59:32,106 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 03:59:32,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 03:59:32,127 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 03:59:32,128 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 03:59:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 03:59:32,129 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 03:59:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 03:59:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-29 03:59:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 03:59:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 03:59:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 03:59:32,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 03:59:32,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 03:59:32,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 03:59:32,131 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 03:59:32,318 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 03:59:32,326 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 03:59:32,561 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 03:59:32,568 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 03:59:32,568 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 03:59:32,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 03:59:32 BoogieIcfgContainer [2023-08-29 03:59:32,570 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 03:59:32,572 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 03:59:32,572 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 03:59:32,575 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 03:59:32,575 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 03:59:31" (1/3) ... [2023-08-29 03:59:32,575 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@568793f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 03:59:32, skipping insertion in model container [2023-08-29 03:59:32,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:31" (2/3) ... [2023-08-29 03:59:32,576 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@568793f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 03:59:32, skipping insertion in model container [2023-08-29 03:59:32,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 03:59:32" (3/3) ... [2023-08-29 03:59:32,577 INFO L112 eAbstractionObserver]: Analyzing ICFG stateful01-1.i [2023-08-29 03:59:32,583 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 03:59:32,591 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 03:59:32,591 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2023-08-29 03:59:32,591 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 03:59:32,745 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-29 03:59:32,752 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 03:59:32,756 INFO L158 Benchmark]: Toolchain (without parser) took 1282.80ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 47.2MB in the beginning and 61.7MB in the end (delta: -14.5MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2023-08-29 03:59:32,756 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 71.3MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 03:59:32,757 INFO L158 Benchmark]: CACSL2BoogieTranslator took 445.49ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 46.9MB in the beginning and 66.4MB in the end (delta: -19.4MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2023-08-29 03:59:32,757 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.13ms. Allocated memory is still 88.1MB. Free memory was 66.4MB in the beginning and 64.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 03:59:32,758 INFO L158 Benchmark]: Boogie Preprocessor took 55.94ms. Allocated memory is still 88.1MB. Free memory was 64.0MB in the beginning and 62.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 03:59:32,759 INFO L158 Benchmark]: RCFGBuilder took 524.52ms. Allocated memory is still 88.1MB. Free memory was 62.3MB in the beginning and 45.1MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-29 03:59:32,759 INFO L158 Benchmark]: TraceAbstraction took 181.94ms. Allocated memory is still 88.1MB. Free memory was 44.6MB in the beginning and 61.7MB in the end (delta: -17.0MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2023-08-29 03:59:32,762 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 71.3MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 445.49ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 46.9MB in the beginning and 66.4MB in the end (delta: -19.4MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.13ms. Allocated memory is still 88.1MB. Free memory was 66.4MB in the beginning and 64.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.94ms. Allocated memory is still 88.1MB. Free memory was 64.0MB in the beginning and 62.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 524.52ms. Allocated memory is still 88.1MB. Free memory was 62.3MB in the beginning and 45.1MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 181.94ms. Allocated memory is still 88.1MB. Free memory was 44.6MB in the beginning and 61.7MB in the end (delta: -17.0MB). Peak memory consumption was 11.8MB. 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 03:59:32,785 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread/stateful01-1.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 4f746010868b331b940ee2293ff3d78b9aa516b26fde95d84f76493b23741d03 --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 03:59:34,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 03:59:34,639 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 03:59:34,664 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 03:59:34,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 03:59:34,671 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 03:59:34,674 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 03:59:34,677 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 03:59:34,679 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 03:59:34,683 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 03:59:34,684 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 03:59:34,687 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 03:59:34,687 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 03:59:34,689 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 03:59:34,692 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 03:59:34,695 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 03:59:34,696 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 03:59:34,698 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 03:59:34,699 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 03:59:34,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 03:59:34,712 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 03:59:34,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 03:59:34,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 03:59:34,715 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 03:59:34,721 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 03:59:34,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 03:59:34,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 03:59:34,724 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 03:59:34,724 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 03:59:34,725 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 03:59:34,725 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 03:59:34,727 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 03:59:34,728 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 03:59:34,729 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 03:59:34,730 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 03:59:34,730 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 03:59:34,731 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 03:59:34,731 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 03:59:34,731 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 03:59:34,732 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 03:59:34,732 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 03:59:34,734 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 03:59:34,778 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 03:59:34,778 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 03:59:34,779 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 03:59:34,779 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 03:59:34,780 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 03:59:34,780 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 03:59:34,781 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 03:59:34,781 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 03:59:34,781 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 03:59:34,781 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 03:59:34,782 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 03:59:34,782 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 03:59:34,783 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 03:59:34,783 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 03:59:34,783 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 03:59:34,783 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 03:59:34,783 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 03:59:34,784 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 03:59:34,784 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 03:59:34,784 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 03:59:34,784 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 03:59:34,784 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 03:59:34,784 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 03:59:34,785 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 03:59:34,785 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 03:59:34,785 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 03:59:34,785 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 03:59:34,785 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 03:59:34,786 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 03:59:34,786 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 03:59:34,786 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 03:59:34,786 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 03:59:34,787 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 03:59:34,787 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 03:59:34,787 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 03:59:34,787 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 03:59:34,787 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 03:59:34,788 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 03:59:34,788 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 03:59:34,788 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f746010868b331b940ee2293ff3d78b9aa516b26fde95d84f76493b23741d03 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 03:59:35,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 03:59:35,113 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 03:59:35,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 03:59:35,117 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 03:59:35,117 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 03:59:35,118 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stateful01-1.i [2023-08-29 03:59:36,311 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 03:59:36,547 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 03:59:36,552 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stateful01-1.i [2023-08-29 03:59:36,563 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ac15f71e/62e4ed82654c4626828415710c1d8813/FLAGbe3fc476c [2023-08-29 03:59:36,579 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ac15f71e/62e4ed82654c4626828415710c1d8813 [2023-08-29 03:59:36,580 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 03:59:36,582 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 03:59:36,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 03:59:36,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 03:59:36,586 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 03:59:36,586 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 03:59:36" (1/1) ... [2023-08-29 03:59:36,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@252d7def and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:36, skipping insertion in model container [2023-08-29 03:59:36,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 03:59:36" (1/1) ... [2023-08-29 03:59:36,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 03:59:36,639 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 03:59:36,947 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/stateful01-1.i[30826,30839] [2023-08-29 03:59:36,949 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 03:59:36,967 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 03:59:37,063 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/stateful01-1.i[30826,30839] [2023-08-29 03:59:37,064 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 03:59:37,110 INFO L208 MainTranslator]: Completed translation [2023-08-29 03:59:37,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:37 WrapperNode [2023-08-29 03:59:37,111 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 03:59:37,112 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 03:59:37,112 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 03:59:37,112 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 03:59:37,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:37" (1/1) ... [2023-08-29 03:59:37,136 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:37" (1/1) ... [2023-08-29 03:59:37,156 INFO L138 Inliner]: procedures = 172, calls = 34, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 91 [2023-08-29 03:59:37,158 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 03:59:37,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 03:59:37,160 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 03:59:37,160 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 03:59:37,167 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:37" (1/1) ... [2023-08-29 03:59:37,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:37" (1/1) ... [2023-08-29 03:59:37,188 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:37" (1/1) ... [2023-08-29 03:59:37,188 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:37" (1/1) ... [2023-08-29 03:59:37,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:37" (1/1) ... [2023-08-29 03:59:37,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:37" (1/1) ... [2023-08-29 03:59:37,213 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:37" (1/1) ... [2023-08-29 03:59:37,223 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:37" (1/1) ... [2023-08-29 03:59:37,226 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 03:59:37,227 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 03:59:37,227 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 03:59:37,227 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 03:59:37,228 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:37" (1/1) ... [2023-08-29 03:59:37,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 03:59:37,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 03:59:37,261 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 03:59:37,289 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 03:59:37,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 03:59:37,302 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 03:59:37,302 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 03:59:37,302 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 03:59:37,302 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 03:59:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-29 03:59:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 03:59:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 03:59:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 03:59:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 03:59:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 03:59:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-29 03:59:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 03:59:37,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 03:59:37,305 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 03:59:37,477 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 03:59:37,479 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 03:59:37,840 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 03:59:37,846 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 03:59:37,847 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 03:59:37,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 03:59:37 BoogieIcfgContainer [2023-08-29 03:59:37,849 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 03:59:37,850 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 03:59:37,851 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 03:59:37,856 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 03:59:37,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 03:59:36" (1/3) ... [2023-08-29 03:59:37,857 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@249dcb6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 03:59:37, skipping insertion in model container [2023-08-29 03:59:37,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:59:37" (2/3) ... [2023-08-29 03:59:37,858 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@249dcb6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 03:59:37, skipping insertion in model container [2023-08-29 03:59:37,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 03:59:37" (3/3) ... [2023-08-29 03:59:37,859 INFO L112 eAbstractionObserver]: Analyzing ICFG stateful01-1.i [2023-08-29 03:59:37,869 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 03:59:37,878 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 03:59:37,879 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2023-08-29 03:59:37,879 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 03:59:37,997 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-29 03:59:38,004 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 03:59:38,009 INFO L158 Benchmark]: Toolchain (without parser) took 1426.88ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 48.4MB in the beginning and 60.8MB in the end (delta: -12.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-08-29 03:59:38,010 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 56.6MB. Free memory was 34.6MB in the beginning and 34.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 03:59:38,011 INFO L158 Benchmark]: CACSL2BoogieTranslator took 528.13ms. Allocated memory is still 71.3MB. Free memory was 48.2MB in the beginning and 43.9MB in the end (delta: 4.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-29 03:59:38,011 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.73ms. Allocated memory is still 71.3MB. Free memory was 43.9MB in the beginning and 41.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 03:59:38,012 INFO L158 Benchmark]: Boogie Preprocessor took 67.01ms. Allocated memory is still 71.3MB. Free memory was 41.4MB in the beginning and 39.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 03:59:38,013 INFO L158 Benchmark]: RCFGBuilder took 621.98ms. Allocated memory is still 71.3MB. Free memory was 39.4MB in the beginning and 39.1MB in the end (delta: 322.0kB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2023-08-29 03:59:38,014 INFO L158 Benchmark]: TraceAbstraction took 157.41ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 38.4MB in the beginning and 60.8MB in the end (delta: -22.3MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2023-08-29 03:59:38,021 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 56.6MB. Free memory was 34.6MB in the beginning and 34.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 528.13ms. Allocated memory is still 71.3MB. Free memory was 48.2MB in the beginning and 43.9MB in the end (delta: 4.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.73ms. Allocated memory is still 71.3MB. Free memory was 43.9MB in the beginning and 41.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.01ms. Allocated memory is still 71.3MB. Free memory was 41.4MB in the beginning and 39.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 621.98ms. Allocated memory is still 71.3MB. Free memory was 39.4MB in the beginning and 39.1MB in the end (delta: 322.0kB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * TraceAbstraction took 157.41ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 38.4MB in the beginning and 60.8MB in the end (delta: -22.3MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-29 03:59:38,054 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