./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-ext/36_stack_cas_p0_vs_concur.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-ext/36_stack_cas_p0_vs_concur.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 e7fe0631e7f950e2868c8cb954edca4f6de3fdffbf6debba58771511fbac2e8b --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 04:00:31,815 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 04:00:31,817 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 04:00:31,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 04:00:31,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 04:00:31,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 04:00:31,849 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 04:00:31,851 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 04:00:31,853 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 04:00:31,856 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 04:00:31,857 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 04:00:31,859 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 04:00:31,859 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 04:00:31,861 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 04:00:31,862 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 04:00:31,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 04:00:31,866 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 04:00:31,867 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 04:00:31,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 04:00:31,871 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 04:00:31,872 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 04:00:31,873 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 04:00:31,874 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 04:00:31,874 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 04:00:31,879 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 04:00:31,879 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 04:00:31,880 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 04:00:31,882 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 04:00:31,883 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 04:00:31,883 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 04:00:31,884 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 04:00:31,889 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 04:00:31,890 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 04:00:31,891 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 04:00:31,891 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 04:00:31,892 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 04:00:31,892 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 04:00:31,892 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 04:00:31,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 04:00:31,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 04:00:31,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 04:00:31,895 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 04:00:31,925 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 04:00:31,926 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 04:00:31,926 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 04:00:31,927 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 04:00:31,927 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 04:00:31,928 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 04:00:31,928 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 04:00:31,928 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 04:00:31,928 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 04:00:31,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 04:00:31,929 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 04:00:31,929 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 04:00:31,929 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 04:00:31,930 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 04:00:31,930 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 04:00:31,930 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 04:00:31,930 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 04:00:31,930 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 04:00:31,930 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 04:00:31,931 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 04:00:31,931 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 04:00:31,931 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 04:00:31,931 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 04:00:31,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 04:00:31,931 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 04:00:31,932 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 04:00:31,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 04:00:31,932 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 04:00:31,932 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 04:00:31,932 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 04:00:31,933 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 04:00:31,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 04:00:31,933 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 04:00:31,933 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 04:00:31,933 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 04:00:31,933 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 04:00:31,934 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 04:00:31,934 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7fe0631e7f950e2868c8cb954edca4f6de3fdffbf6debba58771511fbac2e8b Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 04:00:32,179 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 04:00:32,197 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 04:00:32,199 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 04:00:32,199 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 04:00:32,200 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 04:00:32,200 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/36_stack_cas_p0_vs_concur.i [2023-08-29 04:00:33,138 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 04:00:33,314 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 04:00:33,314 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/36_stack_cas_p0_vs_concur.i [2023-08-29 04:00:33,333 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d712a9e3c/7725320245ed46a28f276ae9e632f14b/FLAG1795637ff [2023-08-29 04:00:33,343 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d712a9e3c/7725320245ed46a28f276ae9e632f14b [2023-08-29 04:00:33,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 04:00:33,346 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 04:00:33,348 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 04:00:33,348 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 04:00:33,351 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 04:00:33,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:00:33" (1/1) ... [2023-08-29 04:00:33,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@262053ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:33, skipping insertion in model container [2023-08-29 04:00:33,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:00:33" (1/1) ... [2023-08-29 04:00:33,358 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 04:00:33,387 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 04:00:33,652 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-ext/36_stack_cas_p0_vs_concur.i[30687,30700] [2023-08-29 04:00:33,655 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 04:00:33,662 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 04:00:33,704 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-ext/36_stack_cas_p0_vs_concur.i[30687,30700] [2023-08-29 04:00:33,707 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 04:00:33,729 INFO L208 MainTranslator]: Completed translation [2023-08-29 04:00:33,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:33 WrapperNode [2023-08-29 04:00:33,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 04:00:33,731 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 04:00:33,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 04:00:33,731 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 04:00:33,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:33" (1/1) ... [2023-08-29 04:00:33,745 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:33" (1/1) ... [2023-08-29 04:00:33,768 INFO L138 Inliner]: procedures = 170, calls = 35, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 195 [2023-08-29 04:00:33,768 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 04:00:33,769 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 04:00:33,769 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 04:00:33,769 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 04:00:33,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:33" (1/1) ... [2023-08-29 04:00:33,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:33" (1/1) ... [2023-08-29 04:00:33,778 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:33" (1/1) ... [2023-08-29 04:00:33,778 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:33" (1/1) ... [2023-08-29 04:00:33,787 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:33" (1/1) ... [2023-08-29 04:00:33,790 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:33" (1/1) ... [2023-08-29 04:00:33,791 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:33" (1/1) ... [2023-08-29 04:00:33,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:33" (1/1) ... [2023-08-29 04:00:33,794 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 04:00:33,795 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 04:00:33,795 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 04:00:33,795 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 04:00:33,796 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:33" (1/1) ... [2023-08-29 04:00:33,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 04:00:33,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 04:00:33,841 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 04:00:33,861 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 04:00:33,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 04:00:33,880 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-08-29 04:00:33,881 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-08-29 04:00:33,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 04:00:33,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 04:00:33,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 04:00:33,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 04:00:33,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 04:00:33,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 04:00:33,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 04:00:33,883 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 04:00:34,019 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 04:00:34,020 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 04:00:34,551 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 04:00:34,689 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 04:00:34,689 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-08-29 04:00:34,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:00:34 BoogieIcfgContainer [2023-08-29 04:00:34,691 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 04:00:34,693 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 04:00:34,693 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 04:00:34,695 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 04:00:34,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 04:00:33" (1/3) ... [2023-08-29 04:00:34,696 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6282cd76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:00:34, skipping insertion in model container [2023-08-29 04:00:34,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:33" (2/3) ... [2023-08-29 04:00:34,696 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6282cd76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:00:34, skipping insertion in model container [2023-08-29 04:00:34,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:00:34" (3/3) ... [2023-08-29 04:00:34,697 INFO L112 eAbstractionObserver]: Analyzing ICFG 36_stack_cas_p0_vs_concur.i [2023-08-29 04:00:34,703 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 04:00:34,709 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 04:00:34,709 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 19 error locations. [2023-08-29 04:00:34,709 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 04:00:34,782 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 04:00:34,787 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 04:00:34,791 INFO L158 Benchmark]: Toolchain (without parser) took 1444.62ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 39.4MB in the beginning and 42.3MB in the end (delta: -3.0MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2023-08-29 04:00:34,792 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 52.4MB. Free memory was 29.9MB in the beginning and 29.9MB in the end (delta: 36.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 04:00:34,793 INFO L158 Benchmark]: CACSL2BoogieTranslator took 382.05ms. Allocated memory is still 62.9MB. Free memory was 39.2MB in the beginning and 33.9MB in the end (delta: 5.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-29 04:00:34,793 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.72ms. Allocated memory is still 62.9MB. Free memory was 33.7MB in the beginning and 30.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 04:00:34,794 INFO L158 Benchmark]: Boogie Preprocessor took 25.53ms. Allocated memory is still 62.9MB. Free memory was 30.8MB in the beginning and 28.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 04:00:34,795 INFO L158 Benchmark]: RCFGBuilder took 896.60ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 28.1MB in the beginning and 39.1MB in the end (delta: -11.0MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2023-08-29 04:00:34,795 INFO L158 Benchmark]: TraceAbstraction took 97.28ms. Allocated memory is still 75.5MB. Free memory was 38.3MB in the beginning and 42.3MB in the end (delta: -4.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 04:00:34,801 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 52.4MB. Free memory was 29.9MB in the beginning and 29.9MB in the end (delta: 36.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 382.05ms. Allocated memory is still 62.9MB. Free memory was 39.2MB in the beginning and 33.9MB in the end (delta: 5.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.72ms. Allocated memory is still 62.9MB. Free memory was 33.7MB in the beginning and 30.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.53ms. Allocated memory is still 62.9MB. Free memory was 30.8MB in the beginning and 28.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 896.60ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 28.1MB in the beginning and 39.1MB in the end (delta: -11.0MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. * TraceAbstraction took 97.28ms. Allocated memory is still 75.5MB. Free memory was 38.3MB in the beginning and 42.3MB in the end (delta: -4.1MB). 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 04:00:34,830 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-ext/36_stack_cas_p0_vs_concur.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 e7fe0631e7f950e2868c8cb954edca4f6de3fdffbf6debba58771511fbac2e8b --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 04:00:36,432 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 04:00:36,434 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 04:00:36,467 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 04:00:36,468 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 04:00:36,470 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 04:00:36,472 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 04:00:36,474 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 04:00:36,475 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 04:00:36,479 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 04:00:36,480 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 04:00:36,482 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 04:00:36,482 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 04:00:36,483 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 04:00:36,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 04:00:36,488 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 04:00:36,489 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 04:00:36,490 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 04:00:36,491 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 04:00:36,494 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 04:00:36,495 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 04:00:36,496 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 04:00:36,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 04:00:36,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 04:00:36,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 04:00:36,502 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 04:00:36,502 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 04:00:36,504 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 04:00:36,504 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 04:00:36,505 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 04:00:36,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 04:00:36,509 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 04:00:36,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 04:00:36,511 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 04:00:36,512 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 04:00:36,512 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 04:00:36,512 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 04:00:36,513 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 04:00:36,513 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 04:00:36,513 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 04:00:36,514 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 04:00:36,515 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 04:00:36,542 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 04:00:36,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 04:00:36,543 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 04:00:36,544 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 04:00:36,544 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 04:00:36,544 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 04:00:36,545 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 04:00:36,545 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 04:00:36,545 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 04:00:36,545 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 04:00:36,546 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 04:00:36,546 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 04:00:36,546 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 04:00:36,546 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 04:00:36,546 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 04:00:36,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 04:00:36,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 04:00:36,547 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 04:00:36,547 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 04:00:36,547 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 04:00:36,547 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 04:00:36,547 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 04:00:36,548 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 04:00:36,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 04:00:36,548 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 04:00:36,548 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 04:00:36,548 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 04:00:36,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 04:00:36,549 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 04:00:36,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 04:00:36,549 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 04:00:36,549 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 04:00:36,549 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 04:00:36,549 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 04:00:36,550 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 04:00:36,550 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 04:00:36,550 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 04:00:36,550 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 04:00:36,550 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 04:00:36,550 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7fe0631e7f950e2868c8cb954edca4f6de3fdffbf6debba58771511fbac2e8b Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 04:00:36,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 04:00:36,829 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 04:00:36,831 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 04:00:36,832 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 04:00:36,832 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 04:00:36,833 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/36_stack_cas_p0_vs_concur.i [2023-08-29 04:00:37,806 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 04:00:38,013 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 04:00:38,013 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/36_stack_cas_p0_vs_concur.i [2023-08-29 04:00:38,027 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/384877220/fea511993e73440097a0ed493346f97d/FLAGdccbb7f0c [2023-08-29 04:00:38,039 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/384877220/fea511993e73440097a0ed493346f97d [2023-08-29 04:00:38,041 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 04:00:38,042 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 04:00:38,043 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 04:00:38,043 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 04:00:38,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 04:00:38,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:38,049 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47c55dbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38, skipping insertion in model container [2023-08-29 04:00:38,050 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:38,054 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 04:00:38,091 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 04:00:38,372 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-ext/36_stack_cas_p0_vs_concur.i[30687,30700] [2023-08-29 04:00:38,376 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 04:00:38,387 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 04:00:38,438 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-ext/36_stack_cas_p0_vs_concur.i[30687,30700] [2023-08-29 04:00:38,442 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 04:00:38,484 INFO L208 MainTranslator]: Completed translation [2023-08-29 04:00:38,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38 WrapperNode [2023-08-29 04:00:38,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 04:00:38,485 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 04:00:38,485 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 04:00:38,486 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 04:00:38,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:38,521 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:38,547 INFO L138 Inliner]: procedures = 174, calls = 35, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 196 [2023-08-29 04:00:38,547 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 04:00:38,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 04:00:38,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 04:00:38,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 04:00:38,554 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:38,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:38,557 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:38,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:38,577 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:38,580 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:38,585 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:38,586 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:38,588 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 04:00:38,589 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 04:00:38,589 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 04:00:38,589 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 04:00:38,590 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (1/1) ... [2023-08-29 04:00:38,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 04:00:38,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 04:00:38,615 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 04:00:38,619 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 04:00:38,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 04:00:38,641 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-08-29 04:00:38,641 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-08-29 04:00:38,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 04:00:38,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 04:00:38,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 04:00:38,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 04:00:38,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 04:00:38,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-29 04:00:38,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 04:00:38,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 04:00:38,643 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 04:00:38,778 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 04:00:38,779 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 04:00:39,200 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 04:00:39,389 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 04:00:39,389 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-08-29 04:00:39,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:00:39 BoogieIcfgContainer [2023-08-29 04:00:39,391 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 04:00:39,393 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 04:00:39,393 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 04:00:39,396 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 04:00:39,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 04:00:38" (1/3) ... [2023-08-29 04:00:39,396 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a30b417 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:00:39, skipping insertion in model container [2023-08-29 04:00:39,397 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:00:38" (2/3) ... [2023-08-29 04:00:39,397 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a30b417 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:00:39, skipping insertion in model container [2023-08-29 04:00:39,397 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:00:39" (3/3) ... [2023-08-29 04:00:39,398 INFO L112 eAbstractionObserver]: Analyzing ICFG 36_stack_cas_p0_vs_concur.i [2023-08-29 04:00:39,404 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 04:00:39,411 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 04:00:39,411 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 19 error locations. [2023-08-29 04:00:39,411 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 04:00:39,503 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 04:00:39,507 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 04:00:39,512 INFO L158 Benchmark]: Toolchain (without parser) took 1469.65ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 59.7MB in the beginning and 63.2MB in the end (delta: -3.6MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. [2023-08-29 04:00:39,512 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 58.7MB. Free memory was 36.2MB in the beginning and 36.1MB in the end (delta: 55.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 04:00:39,513 INFO L158 Benchmark]: CACSL2BoogieTranslator took 442.12ms. Allocated memory is still 83.9MB. Free memory was 59.4MB in the beginning and 61.2MB in the end (delta: -1.8MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2023-08-29 04:00:39,515 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.88ms. Allocated memory is still 83.9MB. Free memory was 61.2MB in the beginning and 58.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 04:00:39,515 INFO L158 Benchmark]: Boogie Preprocessor took 40.83ms. Allocated memory is still 83.9MB. Free memory was 58.1MB in the beginning and 54.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 04:00:39,516 INFO L158 Benchmark]: RCFGBuilder took 802.45ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 54.9MB in the beginning and 57.9MB in the end (delta: -3.0MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. [2023-08-29 04:00:39,516 INFO L158 Benchmark]: TraceAbstraction took 117.54ms. Allocated memory is still 100.7MB. Free memory was 57.3MB in the beginning and 63.2MB in the end (delta: -5.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-08-29 04:00:39,522 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 58.7MB. Free memory was 36.2MB in the beginning and 36.1MB in the end (delta: 55.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 442.12ms. Allocated memory is still 83.9MB. Free memory was 59.4MB in the beginning and 61.2MB in the end (delta: -1.8MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.88ms. Allocated memory is still 83.9MB. Free memory was 61.2MB in the beginning and 58.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.83ms. Allocated memory is still 83.9MB. Free memory was 58.1MB in the beginning and 54.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 802.45ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 54.9MB in the beginning and 57.9MB in the end (delta: -3.0MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. * TraceAbstraction took 117.54ms. Allocated memory is still 100.7MB. Free memory was 57.3MB in the beginning and 63.2MB in the end (delta: -5.9MB). Peak memory consumption was 21.0MB. 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 04:00:39,543 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