./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/unroll-cond-4.wvr.c --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/weaver/unroll-cond-4.wvr.c -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 4755329f7559a8be1422f8772c1ed30abe185c2742a237de140cc196ec4e9010 --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 09:16:16,843 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:16:16,845 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:16:16,868 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:16:16,869 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:16:16,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:16:16,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:16:16,885 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:16:16,887 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:16:16,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:16:16,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:16:16,895 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:16:16,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:16:16,897 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:16:16,900 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:16:16,904 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:16:16,905 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:16:16,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:16:16,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:16:16,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:16:16,913 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:16:16,914 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:16:16,915 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:16:16,916 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:16:16,922 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:16:16,923 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:16:16,923 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:16:16,925 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:16:16,925 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:16:16,926 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:16:16,927 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:16:16,928 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:16:16,929 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:16:16,930 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:16:16,931 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:16:16,931 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:16:16,931 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:16:16,932 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:16:16,932 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:16:16,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:16:16,933 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:16:16,935 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:16:16,968 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:16:16,968 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:16:16,969 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:16:16,969 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:16:16,970 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:16:16,970 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:16:16,971 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:16:16,971 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:16:16,971 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:16:16,971 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:16:16,972 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:16:16,972 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:16:16,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:16:16,973 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:16:16,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:16:16,973 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:16:16,973 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:16:16,973 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:16:16,974 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:16:16,974 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:16:16,974 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:16:16,974 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:16:16,974 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:16:16,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:16:16,975 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:16:16,975 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:16:16,975 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:16:16,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:16:16,976 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:16:16,976 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:16:16,976 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:16:16,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:16:16,977 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:16:16,977 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:16:16,977 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:16:16,977 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:16:16,977 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:16:16,978 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4755329f7559a8be1422f8772c1ed30abe185c2742a237de140cc196ec4e9010 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:16:17,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:16:17,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:16:17,343 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:16:17,344 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:16:17,345 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:16:17,346 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/unroll-cond-4.wvr.c [2023-08-29 09:16:18,453 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:16:18,696 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:16:18,697 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-cond-4.wvr.c [2023-08-29 09:16:18,706 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62cd75a22/f0d027b6e3e340f58c20c5e4bbbf58f4/FLAG92d6cc02d [2023-08-29 09:16:18,717 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62cd75a22/f0d027b6e3e340f58c20c5e4bbbf58f4 [2023-08-29 09:16:18,719 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:16:18,721 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:16:18,722 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:16:18,722 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:16:18,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:16:18,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:16:18" (1/1) ... [2023-08-29 09:16:18,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35558a1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:18, skipping insertion in model container [2023-08-29 09:16:18,726 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:16:18" (1/1) ... [2023-08-29 09:16:18,732 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:16:18,747 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:16:18,960 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-cond-4.wvr.c[2808,2821] [2023-08-29 09:16:18,972 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:16:18,982 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:16:19,039 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-cond-4.wvr.c[2808,2821] [2023-08-29 09:16:19,046 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:16:19,060 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:16:19,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:19 WrapperNode [2023-08-29 09:16:19,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:16:19,065 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:16:19,065 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:16:19,065 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:16:19,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:19" (1/1) ... [2023-08-29 09:16:19,091 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:19" (1/1) ... [2023-08-29 09:16:19,158 INFO L138 Inliner]: procedures = 24, calls = 41, calls flagged for inlining = 15, calls inlined = 15, statements flattened = 417 [2023-08-29 09:16:19,159 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:16:19,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:16:19,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:16:19,160 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:16:19,196 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:19" (1/1) ... [2023-08-29 09:16:19,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:19" (1/1) ... [2023-08-29 09:16:19,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:19" (1/1) ... [2023-08-29 09:16:19,210 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:19" (1/1) ... [2023-08-29 09:16:19,231 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:19" (1/1) ... [2023-08-29 09:16:19,246 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:19" (1/1) ... [2023-08-29 09:16:19,257 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:19" (1/1) ... [2023-08-29 09:16:19,259 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:19" (1/1) ... [2023-08-29 09:16:19,262 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:16:19,263 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:16:19,263 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:16:19,263 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:16:19,264 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:19" (1/1) ... [2023-08-29 09:16:19,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:16:19,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:16:19,297 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 09:16:19,324 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 09:16:19,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:16:19,335 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 09:16:19,335 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 09:16:19,335 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 09:16:19,335 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 09:16:19,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:16:19,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:16:19,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:16:19,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 09:16:19,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:16:19,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:16:19,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:16:19,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:16:19,338 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 09:16:19,425 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:16:19,426 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:16:20,116 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:16:20,131 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:16:20,131 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-08-29 09:16:20,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:16:20 BoogieIcfgContainer [2023-08-29 09:16:20,134 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:16:20,135 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:16:20,135 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:16:20,138 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:16:20,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:16:18" (1/3) ... [2023-08-29 09:16:20,139 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f65b989 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:16:20, skipping insertion in model container [2023-08-29 09:16:20,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:19" (2/3) ... [2023-08-29 09:16:20,139 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f65b989 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:16:20, skipping insertion in model container [2023-08-29 09:16:20,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:16:20" (3/3) ... [2023-08-29 09:16:20,140 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-cond-4.wvr.c [2023-08-29 09:16:20,147 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:16:20,155 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:16:20,155 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 71 error locations. [2023-08-29 09:16:20,155 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:16:20,275 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-29 09:16:20,281 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 09:16:20,284 INFO L158 Benchmark]: Toolchain (without parser) took 1562.98ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 52.8MB in the beginning and 50.1MB in the end (delta: 2.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-08-29 09:16:20,285 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 75.5MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:16:20,285 INFO L158 Benchmark]: CACSL2BoogieTranslator took 341.64ms. Allocated memory is still 75.5MB. Free memory was 52.7MB in the beginning and 39.4MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 09:16:20,286 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.18ms. Allocated memory is still 75.5MB. Free memory was 39.4MB in the beginning and 54.8MB in the end (delta: -15.4MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2023-08-29 09:16:20,286 INFO L158 Benchmark]: Boogie Preprocessor took 103.08ms. Allocated memory is still 75.5MB. Free memory was 54.8MB in the beginning and 51.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:16:20,287 INFO L158 Benchmark]: RCFGBuilder took 870.67ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 51.6MB in the beginning and 51.4MB in the end (delta: 211.2kB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2023-08-29 09:16:20,287 INFO L158 Benchmark]: TraceAbstraction took 147.74ms. Allocated memory is still 92.3MB. Free memory was 50.6MB in the beginning and 50.1MB in the end (delta: 519.0kB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2023-08-29 09:16:20,290 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 75.5MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 341.64ms. Allocated memory is still 75.5MB. Free memory was 52.7MB in the beginning and 39.4MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.18ms. Allocated memory is still 75.5MB. Free memory was 39.4MB in the beginning and 54.8MB in the end (delta: -15.4MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 103.08ms. Allocated memory is still 75.5MB. Free memory was 54.8MB in the beginning and 51.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 870.67ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 51.6MB in the beginning and 51.4MB in the end (delta: 211.2kB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. * TraceAbstraction took 147.74ms. Allocated memory is still 92.3MB. Free memory was 50.6MB in the beginning and 50.1MB in the end (delta: 519.0kB). Peak memory consumption was 14.1MB. 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 09:16:20,309 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/weaver/unroll-cond-4.wvr.c -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 4755329f7559a8be1422f8772c1ed30abe185c2742a237de140cc196ec4e9010 --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 09:16:22,120 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:16:22,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:16:22,157 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:16:22,159 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:16:22,162 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:16:22,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:16:22,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:16:22,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:16:22,175 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:16:22,176 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:16:22,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:16:22,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:16:22,181 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:16:22,184 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:16:22,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:16:22,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:16:22,190 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:16:22,192 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:16:22,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:16:22,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:16:22,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:16:22,200 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:16:22,201 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:16:22,207 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:16:22,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:16:22,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:16:22,210 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:16:22,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:16:22,212 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:16:22,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:16:22,218 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:16:22,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:16:22,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:16:22,222 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:16:22,222 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:16:22,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:16:22,223 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:16:22,223 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:16:22,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:16:22,224 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:16:22,226 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:16:22,259 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:16:22,260 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:16:22,260 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:16:22,260 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:16:22,261 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:16:22,261 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:16:22,261 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:16:22,262 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:16:22,262 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:16:22,262 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:16:22,262 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:16:22,262 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:16:22,262 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:16:22,263 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:16:22,263 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:16:22,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:16:22,263 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:16:22,263 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:16:22,263 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:16:22,264 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:16:22,264 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:16:22,264 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:16:22,264 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:16:22,264 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:16:22,265 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:16:22,265 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:16:22,265 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:16:22,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:16:22,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:16:22,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:16:22,266 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:16:22,266 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:16:22,266 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:16:22,266 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:16:22,266 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:16:22,266 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:16:22,267 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:16:22,267 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:16:22,268 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:16:22,268 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4755329f7559a8be1422f8772c1ed30abe185c2742a237de140cc196ec4e9010 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:16:22,599 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:16:22,617 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:16:22,619 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:16:22,622 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:16:22,622 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:16:22,623 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/unroll-cond-4.wvr.c [2023-08-29 09:16:23,813 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:16:24,025 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:16:24,026 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-cond-4.wvr.c [2023-08-29 09:16:24,031 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a28b6b43/7bb64ed668204c17b307044f1cf81a59/FLAG300ed7932 [2023-08-29 09:16:24,042 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a28b6b43/7bb64ed668204c17b307044f1cf81a59 [2023-08-29 09:16:24,044 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:16:24,045 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:16:24,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:16:24,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:16:24,055 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:16:24,055 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:16:24" (1/1) ... [2023-08-29 09:16:24,056 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4492137a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:24, skipping insertion in model container [2023-08-29 09:16:24,056 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:16:24" (1/1) ... [2023-08-29 09:16:24,062 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:16:24,075 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:16:24,275 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-cond-4.wvr.c[2808,2821] [2023-08-29 09:16:24,283 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:16:24,301 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:16:24,368 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-cond-4.wvr.c[2808,2821] [2023-08-29 09:16:24,377 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:16:24,392 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:16:24,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:24 WrapperNode [2023-08-29 09:16:24,393 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:16:24,395 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:16:24,395 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:16:24,395 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:16:24,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:24" (1/1) ... [2023-08-29 09:16:24,426 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:24" (1/1) ... [2023-08-29 09:16:24,468 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 15, calls inlined = 15, statements flattened = 415 [2023-08-29 09:16:24,469 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:16:24,470 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:16:24,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:16:24,470 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:16:24,484 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:24" (1/1) ... [2023-08-29 09:16:24,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:24" (1/1) ... [2023-08-29 09:16:24,490 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:24" (1/1) ... [2023-08-29 09:16:24,501 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:24" (1/1) ... [2023-08-29 09:16:24,524 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:24" (1/1) ... [2023-08-29 09:16:24,537 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:24" (1/1) ... [2023-08-29 09:16:24,549 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:24" (1/1) ... [2023-08-29 09:16:24,551 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:24" (1/1) ... [2023-08-29 09:16:24,584 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:16:24,585 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:16:24,585 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:16:24,585 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:16:24,586 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:24" (1/1) ... [2023-08-29 09:16:24,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:16:24,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:16:24,633 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 09:16:24,653 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 09:16:24,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:16:24,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:16:24,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:16:24,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:16:24,671 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 09:16:24,671 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 09:16:24,671 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 09:16:24,672 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 09:16:24,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 09:16:24,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:16:24,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:16:24,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:16:24,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:16:24,674 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 09:16:24,799 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:16:24,801 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:16:25,594 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:16:25,612 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:16:25,612 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-08-29 09:16:25,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:16:25 BoogieIcfgContainer [2023-08-29 09:16:25,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:16:25,618 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:16:25,618 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:16:25,621 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:16:25,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:16:24" (1/3) ... [2023-08-29 09:16:25,622 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b9b6e3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:16:25, skipping insertion in model container [2023-08-29 09:16:25,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:24" (2/3) ... [2023-08-29 09:16:25,623 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b9b6e3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:16:25, skipping insertion in model container [2023-08-29 09:16:25,623 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:16:25" (3/3) ... [2023-08-29 09:16:25,624 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-cond-4.wvr.c [2023-08-29 09:16:25,631 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:16:25,639 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:16:25,639 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 71 error locations. [2023-08-29 09:16:25,639 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:16:25,812 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-29 09:16:25,818 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 09:16:25,823 INFO L158 Benchmark]: Toolchain (without parser) took 1777.88ms. Allocated memory is still 90.2MB. Free memory was 68.0MB in the beginning and 59.0MB in the end (delta: 9.0MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2023-08-29 09:16:25,824 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 71.3MB. Free memory is still 49.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:16:25,824 INFO L158 Benchmark]: CACSL2BoogieTranslator took 347.96ms. Allocated memory is still 90.2MB. Free memory was 67.7MB in the beginning and 53.8MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 09:16:25,825 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.26ms. Allocated memory is still 90.2MB. Free memory was 53.8MB in the beginning and 50.3MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:16:25,826 INFO L158 Benchmark]: Boogie Preprocessor took 114.93ms. Allocated memory is still 90.2MB. Free memory was 50.3MB in the beginning and 69.4MB in the end (delta: -19.1MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2023-08-29 09:16:25,827 INFO L158 Benchmark]: RCFGBuilder took 1030.28ms. Allocated memory is still 90.2MB. Free memory was 69.4MB in the beginning and 47.7MB in the end (delta: 21.6MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2023-08-29 09:16:25,827 INFO L158 Benchmark]: TraceAbstraction took 203.49ms. Allocated memory is still 90.2MB. Free memory was 46.9MB in the beginning and 59.0MB in the end (delta: -12.0MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2023-08-29 09:16:25,834 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 71.3MB. Free memory is still 49.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 347.96ms. Allocated memory is still 90.2MB. Free memory was 67.7MB in the beginning and 53.8MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.26ms. Allocated memory is still 90.2MB. Free memory was 53.8MB in the beginning and 50.3MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 114.93ms. Allocated memory is still 90.2MB. Free memory was 50.3MB in the beginning and 69.4MB in the end (delta: -19.1MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * RCFGBuilder took 1030.28ms. Allocated memory is still 90.2MB. Free memory was 69.4MB in the beginning and 47.7MB in the end (delta: 21.6MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. * TraceAbstraction took 203.49ms. Allocated memory is still 90.2MB. Free memory was 46.9MB in the beginning and 59.0MB in the end (delta: -12.0MB). Peak memory consumption was 10.6MB. 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 09:16:25,860 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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