./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_03-munge_racing.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_03-munge_racing.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 7df5d4e763d99c6ca9aa3d4daa03dcc5b8b9d65829db9a89ff85ebe5a14f3ac3 --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 09:10:02,790 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:10:02,792 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:10:02,834 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:10:02,835 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:10:02,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:10:02,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:10:02,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:10:02,844 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:10:02,848 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:10:02,849 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:10:02,851 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:10:02,851 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:10:02,853 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:10:02,854 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:10:02,859 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:10:02,860 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:10:02,861 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:10:02,862 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:10:02,867 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:10:02,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:10:02,876 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:10:02,877 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:10:02,877 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:10:02,884 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:10:02,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:10:02,884 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:10:02,886 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:10:02,886 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:10:02,887 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:10:02,887 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:10:02,889 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:10:02,890 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:10:02,891 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:10:02,892 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:10:02,892 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:10:02,893 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:10:02,893 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:10:02,893 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:10:02,894 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:10:02,894 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:10:02,896 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:10:02,922 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:10:02,922 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:10:02,923 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:10:02,924 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:10:02,924 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:10:02,925 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:10:02,925 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:10:02,925 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:10:02,925 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:10:02,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:10:02,926 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:10:02,927 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:10:02,927 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:10:02,927 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:10:02,927 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:10:02,927 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:10:02,928 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:10:02,928 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:10:02,928 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:10:02,928 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:10:02,928 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:10:02,929 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:10:02,929 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:10:02,929 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:10:02,929 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:10:02,929 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:10:02,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:10:02,930 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:10:02,930 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:10:02,930 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:10:02,930 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:10:02,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:10:02,931 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:10:02,931 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:10:02,931 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:10:02,931 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:10:02,931 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:10:02,932 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7df5d4e763d99c6ca9aa3d4daa03dcc5b8b9d65829db9a89ff85ebe5a14f3ac3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:10:03,204 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:10:03,223 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:10:03,225 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:10:03,226 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:10:03,226 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:10:03,227 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_03-munge_racing.i [2023-08-29 09:10:04,447 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:10:04,663 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:10:04,664 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_03-munge_racing.i [2023-08-29 09:10:04,673 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c79b5472/ed69ea66191b4961a7c1a2db4dbf097d/FLAGbb2124c36 [2023-08-29 09:10:04,686 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c79b5472/ed69ea66191b4961a7c1a2db4dbf097d [2023-08-29 09:10:04,688 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:10:04,689 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:10:04,690 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:10:04,690 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:10:04,693 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:10:04,694 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:10:04" (1/1) ... [2023-08-29 09:10:04,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66af4b71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:04, skipping insertion in model container [2023-08-29 09:10:04,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:10:04" (1/1) ... [2023-08-29 09:10:04,700 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:10:04,727 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:10:04,983 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_03-munge_racing.i[30176,30189] [2023-08-29 09:10:05,015 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:10:05,029 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:10:05,078 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_03-munge_racing.i[30176,30189] [2023-08-29 09:10:05,098 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:10:05,138 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:10:05,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:05 WrapperNode [2023-08-29 09:10:05,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:10:05,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:10:05,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:10:05,140 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:10:05,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:05" (1/1) ... [2023-08-29 09:10:05,157 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:05" (1/1) ... [2023-08-29 09:10:05,183 INFO L138 Inliner]: procedures = 172, calls = 43, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 239 [2023-08-29 09:10:05,183 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:10:05,184 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:10:05,184 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:10:05,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:10:05,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:05" (1/1) ... [2023-08-29 09:10:05,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:05" (1/1) ... [2023-08-29 09:10:05,195 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:05" (1/1) ... [2023-08-29 09:10:05,195 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:05" (1/1) ... [2023-08-29 09:10:05,202 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:05" (1/1) ... [2023-08-29 09:10:05,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:05" (1/1) ... [2023-08-29 09:10:05,213 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:05" (1/1) ... [2023-08-29 09:10:05,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:05" (1/1) ... [2023-08-29 09:10:05,217 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:10:05,217 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:10:05,217 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:10:05,218 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:10:05,218 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:05" (1/1) ... [2023-08-29 09:10:05,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:10:05,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:10:05,247 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 09:10:05,251 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 09:10:05,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:10:05,274 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-08-29 09:10:05,274 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-08-29 09:10:05,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:10:05,275 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-29 09:10:05,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:10:05,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:10:05,275 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-08-29 09:10:05,275 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-08-29 09:10:05,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:10:05,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:10:05,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:10:05,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:10:05,277 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 09:10:05,410 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:10:05,419 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:10:05,753 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:10:05,761 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:10:05,761 INFO L302 CfgBuilder]: Removed 24 assume(true) statements. [2023-08-29 09:10:05,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:10:05 BoogieIcfgContainer [2023-08-29 09:10:05,768 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:10:05,769 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:10:05,769 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:10:05,772 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:10:05,772 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:10:04" (1/3) ... [2023-08-29 09:10:05,773 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d230ed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:10:05, skipping insertion in model container [2023-08-29 09:10:05,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:05" (2/3) ... [2023-08-29 09:10:05,773 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d230ed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:10:05, skipping insertion in model container [2023-08-29 09:10:05,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:10:05" (3/3) ... [2023-08-29 09:10:05,775 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_03-munge_racing.i [2023-08-29 09:10:05,783 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:10:05,790 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:10:05,791 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2023-08-29 09:10:05,791 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:10:05,913 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-29 09:10:05,922 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 09:10:05,928 INFO L158 Benchmark]: Toolchain (without parser) took 1237.37ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 41.3MB in the beginning and 45.7MB in the end (delta: -4.4MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2023-08-29 09:10:05,929 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 69.2MB. Free memory was 47.3MB in the beginning and 47.2MB in the end (delta: 78.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:10:05,929 INFO L158 Benchmark]: CACSL2BoogieTranslator took 448.66ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 41.1MB in the beginning and 59.6MB in the end (delta: -18.6MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2023-08-29 09:10:05,930 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.66ms. Allocated memory is still 86.0MB. Free memory was 59.6MB in the beginning and 56.8MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:10:05,931 INFO L158 Benchmark]: Boogie Preprocessor took 32.81ms. Allocated memory is still 86.0MB. Free memory was 56.8MB in the beginning and 54.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:10:05,932 INFO L158 Benchmark]: RCFGBuilder took 550.50ms. Allocated memory is still 86.0MB. Free memory was 54.7MB in the beginning and 58.7MB in the end (delta: -4.0MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2023-08-29 09:10:05,932 INFO L158 Benchmark]: TraceAbstraction took 156.79ms. Allocated memory is still 86.0MB. Free memory was 58.3MB in the beginning and 45.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 09:10:05,941 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 69.2MB. Free memory was 47.3MB in the beginning and 47.2MB in the end (delta: 78.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 448.66ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 41.1MB in the beginning and 59.6MB in the end (delta: -18.6MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.66ms. Allocated memory is still 86.0MB. Free memory was 59.6MB in the beginning and 56.8MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.81ms. Allocated memory is still 86.0MB. Free memory was 56.8MB in the beginning and 54.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 550.50ms. Allocated memory is still 86.0MB. Free memory was 54.7MB in the beginning and 58.7MB in the end (delta: -4.0MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * TraceAbstraction took 156.79ms. Allocated memory is still 86.0MB. Free memory was 58.3MB in the beginning and 45.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. 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 09:10:05,957 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/goblint-regression/28-race_reach_03-munge_racing.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 7df5d4e763d99c6ca9aa3d4daa03dcc5b8b9d65829db9a89ff85ebe5a14f3ac3 --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 09:10:07,766 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:10:07,768 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:10:07,808 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:10:07,810 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:10:07,813 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:10:07,815 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:10:07,817 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:10:07,819 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:10:07,823 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:10:07,824 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:10:07,826 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:10:07,827 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:10:07,829 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:10:07,830 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:10:07,835 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:10:07,836 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:10:07,837 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:10:07,839 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:10:07,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:10:07,852 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:10:07,853 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:10:07,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:10:07,855 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:10:07,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:10:07,862 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:10:07,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:10:07,864 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:10:07,865 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:10:07,866 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:10:07,866 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:10:07,871 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:10:07,872 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:10:07,873 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:10:07,874 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:10:07,874 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:10:07,875 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:10:07,875 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:10:07,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:10:07,876 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:10:07,877 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:10:07,878 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:10:07,910 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:10:07,910 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:10:07,911 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:10:07,912 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:10:07,912 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:10:07,913 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:10:07,913 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:10:07,913 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:10:07,913 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:10:07,914 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:10:07,914 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:10:07,915 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:10:07,915 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:10:07,915 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:10:07,915 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:10:07,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:10:07,916 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:10:07,916 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:10:07,916 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:10:07,916 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:10:07,916 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:10:07,916 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:10:07,917 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:10:07,917 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:10:07,917 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:10:07,917 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:10:07,917 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:10:07,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:10:07,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:10:07,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:10:07,918 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:10:07,918 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:10:07,919 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:10:07,919 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:10:07,919 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:10:07,919 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:10:07,919 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:10:07,920 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:10:07,920 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:10:07,920 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7df5d4e763d99c6ca9aa3d4daa03dcc5b8b9d65829db9a89ff85ebe5a14f3ac3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:10:08,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:10:08,226 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:10:08,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:10:08,231 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:10:08,232 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:10:08,233 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_03-munge_racing.i [2023-08-29 09:10:09,265 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:10:09,555 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:10:09,556 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_03-munge_racing.i [2023-08-29 09:10:09,565 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7984e7628/e9eebb2c146e4ea0bea4889081491692/FLAG169d70244 [2023-08-29 09:10:09,580 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7984e7628/e9eebb2c146e4ea0bea4889081491692 [2023-08-29 09:10:09,582 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:10:09,583 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:10:09,585 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:10:09,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:10:09,591 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:10:09,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:10:09" (1/1) ... [2023-08-29 09:10:09,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a5f6111 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:09, skipping insertion in model container [2023-08-29 09:10:09,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:10:09" (1/1) ... [2023-08-29 09:10:09,599 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:10:09,648 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:10:09,949 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_03-munge_racing.i[30176,30189] [2023-08-29 09:10:09,977 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:10:09,997 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:10:10,034 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_03-munge_racing.i[30176,30189] [2023-08-29 09:10:10,054 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:10:10,113 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:10:10,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:10 WrapperNode [2023-08-29 09:10:10,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:10:10,115 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:10:10,115 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:10:10,115 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:10:10,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:10" (1/1) ... [2023-08-29 09:10:10,163 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:10" (1/1) ... [2023-08-29 09:10:10,199 INFO L138 Inliner]: procedures = 176, calls = 43, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 238 [2023-08-29 09:10:10,199 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:10:10,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:10:10,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:10:10,201 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:10:10,208 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:10" (1/1) ... [2023-08-29 09:10:10,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:10" (1/1) ... [2023-08-29 09:10:10,222 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:10" (1/1) ... [2023-08-29 09:10:10,228 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:10" (1/1) ... [2023-08-29 09:10:10,238 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:10" (1/1) ... [2023-08-29 09:10:10,250 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:10" (1/1) ... [2023-08-29 09:10:10,254 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:10" (1/1) ... [2023-08-29 09:10:10,262 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:10" (1/1) ... [2023-08-29 09:10:10,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:10:10,271 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:10:10,271 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:10:10,271 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:10:10,272 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:10" (1/1) ... [2023-08-29 09:10:10,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:10:10,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:10:10,300 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 09:10:10,316 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 09:10:10,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:10:10,341 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-08-29 09:10:10,341 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-08-29 09:10:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-29 09:10:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:10:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:10:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-08-29 09:10:10,342 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-08-29 09:10:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:10:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:10:10,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:10:10,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-29 09:10:10,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:10:10,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:10:10,344 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 09:10:10,556 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:10:10,558 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:10:10,941 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:10:10,948 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:10:10,948 INFO L302 CfgBuilder]: Removed 24 assume(true) statements. [2023-08-29 09:10:10,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:10:10 BoogieIcfgContainer [2023-08-29 09:10:10,950 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:10:10,952 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:10:10,952 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:10:10,954 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:10:10,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:10:09" (1/3) ... [2023-08-29 09:10:10,955 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f59410c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:10:10, skipping insertion in model container [2023-08-29 09:10:10,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:10" (2/3) ... [2023-08-29 09:10:10,956 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f59410c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:10:10, skipping insertion in model container [2023-08-29 09:10:10,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:10:10" (3/3) ... [2023-08-29 09:10:10,957 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_03-munge_racing.i [2023-08-29 09:10:10,963 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:10:10,970 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:10:10,970 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2023-08-29 09:10:10,971 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:10:11,081 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-29 09:10:11,087 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 09:10:11,092 INFO L158 Benchmark]: Toolchain (without parser) took 1508.31ms. Allocated memory is still 92.3MB. Free memory was 68.8MB in the beginning and 46.6MB in the end (delta: 22.2MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2023-08-29 09:10:11,093 INFO L158 Benchmark]: CDTParser took 0.81ms. Allocated memory is still 67.1MB. Free memory was 45.3MB in the beginning and 45.2MB in the end (delta: 57.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:10:11,093 INFO L158 Benchmark]: CACSL2BoogieTranslator took 529.59ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 69.2MB in the end (delta: -624.0kB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2023-08-29 09:10:11,094 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.26ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 66.4MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:10:11,095 INFO L158 Benchmark]: Boogie Preprocessor took 70.46ms. Allocated memory is still 92.3MB. Free memory was 66.4MB in the beginning and 63.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:10:11,096 INFO L158 Benchmark]: RCFGBuilder took 678.93ms. Allocated memory is still 92.3MB. Free memory was 63.6MB in the beginning and 64.1MB in the end (delta: -535.7kB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2023-08-29 09:10:11,097 INFO L158 Benchmark]: TraceAbstraction took 139.28ms. Allocated memory is still 92.3MB. Free memory was 63.4MB in the beginning and 46.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-29 09:10:11,105 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81ms. Allocated memory is still 67.1MB. Free memory was 45.3MB in the beginning and 45.2MB in the end (delta: 57.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 529.59ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 69.2MB in the end (delta: -624.0kB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.26ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 66.4MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.46ms. Allocated memory is still 92.3MB. Free memory was 66.4MB in the beginning and 63.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 678.93ms. Allocated memory is still 92.3MB. Free memory was 63.6MB in the beginning and 64.1MB in the end (delta: -535.7kB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * TraceAbstraction took 139.28ms. Allocated memory is still 92.3MB. Free memory was 63.4MB in the beginning and 46.6MB in the end (delta: 16.8MB). 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 09:10:11,128 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