./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_27-funptr_racing.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_27-funptr_racing.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8d24e1fe59577ae07a5b7a898c9dc79f871eafbb8fdf9529a0c24eed9c094f3d --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 09:10:25,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:10:25,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:10:25,945 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:10:25,947 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:10:25,950 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:10:25,951 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:10:25,954 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:10:25,956 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:10:25,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:10:25,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:10:25,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:10:25,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:10:25,966 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:10:25,968 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:10:25,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:10:25,974 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:10:25,975 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:10:25,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:10:25,981 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:10:25,991 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:10:25,992 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:10:25,993 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:10:25,994 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:10:26,001 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:10:26,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:10:26,002 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:10:26,004 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:10:26,004 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:10:26,005 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:10:26,005 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:10:26,011 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:10:26,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:10:26,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:10:26,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:10:26,014 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:10:26,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:10:26,015 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:10:26,016 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:10:26,016 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:10:26,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:10:26,018 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:10:26,051 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:10:26,051 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:10:26,052 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:10:26,052 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:10:26,053 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:10:26,053 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:10:26,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:10:26,054 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:10:26,054 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:10:26,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:10:26,055 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:10:26,056 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:10:26,056 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:10:26,056 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:10:26,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:10:26,057 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:10:26,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:10:26,057 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:10:26,057 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:10:26,058 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:10:26,058 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:10:26,058 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:10:26,058 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:10:26,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:10:26,059 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:10:26,059 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:10:26,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:10:26,059 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:10:26,060 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:10:26,060 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:10:26,060 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:10:26,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:10:26,061 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:10:26,061 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:10:26,061 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:10:26,061 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:10:26,062 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:10:26,062 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d24e1fe59577ae07a5b7a898c9dc79f871eafbb8fdf9529a0c24eed9c094f3d Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:10:26,374 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:10:26,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:10:26,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:10:26,396 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:10:26,396 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:10:26,398 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_27-funptr_racing.i [2023-08-29 09:10:27,669 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:10:27,950 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:10:27,950 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_27-funptr_racing.i [2023-08-29 09:10:27,967 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1291b523/8f626735956d462e80f37b5dddfb679a/FLAG1b43a1819 [2023-08-29 09:10:27,983 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1291b523/8f626735956d462e80f37b5dddfb679a [2023-08-29 09:10:27,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:10:27,986 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:10:27,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:10:27,987 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:10:27,990 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:10:27,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:10:27" (1/1) ... [2023-08-29 09:10:27,991 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@142eb046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:27, skipping insertion in model container [2023-08-29 09:10:27,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:10:27" (1/1) ... [2023-08-29 09:10:27,996 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:10:28,041 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:10:28,377 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_27-funptr_racing.i[41323,41336] [2023-08-29 09:10:28,404 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:10:28,419 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:10:28,476 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_27-funptr_racing.i[41323,41336] [2023-08-29 09:10:28,486 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:10:28,559 WARN L667 CHandler]: The function g is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:10:28,564 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:10:28,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:28 WrapperNode [2023-08-29 09:10:28,565 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:10:28,567 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:10:28,567 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:10:28,567 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:10:28,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:28" (1/1) ... [2023-08-29 09:10:28,607 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:28" (1/1) ... [2023-08-29 09:10:28,634 INFO L138 Inliner]: procedures = 273, calls = 43, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 185 [2023-08-29 09:10:28,635 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:10:28,636 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:10:28,636 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:10:28,636 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:10:28,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:28" (1/1) ... [2023-08-29 09:10:28,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:28" (1/1) ... [2023-08-29 09:10:28,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:28" (1/1) ... [2023-08-29 09:10:28,648 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:28" (1/1) ... [2023-08-29 09:10:28,665 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:28" (1/1) ... [2023-08-29 09:10:28,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:28" (1/1) ... [2023-08-29 09:10:28,670 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:28" (1/1) ... [2023-08-29 09:10:28,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:28" (1/1) ... [2023-08-29 09:10:28,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:10:28,685 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:10:28,686 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:10:28,686 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:10:28,687 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:28" (1/1) ... [2023-08-29 09:10:28,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:10:28,702 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:10:28,713 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-29 09:10:28,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-29 09:10:28,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:10:28,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:10:28,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:10:28,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:10:28,752 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-29 09:10:28,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:10:28,752 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-29 09:10:28,752 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-29 09:10:28,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:10:28,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:10:28,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:10:28,754 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 09:10:28,904 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:10:28,906 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:10:29,169 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:10:29,217 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:10:29,217 INFO L302 CfgBuilder]: Removed 16 assume(true) statements. [2023-08-29 09:10:29,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:10:29 BoogieIcfgContainer [2023-08-29 09:10:29,219 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:10:29,221 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:10:29,221 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:10:29,224 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:10:29,224 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:10:27" (1/3) ... [2023-08-29 09:10:29,224 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@307fd920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:10:29, skipping insertion in model container [2023-08-29 09:10:29,225 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:28" (2/3) ... [2023-08-29 09:10:29,225 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@307fd920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:10:29, skipping insertion in model container [2023-08-29 09:10:29,225 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:10:29" (3/3) ... [2023-08-29 09:10:29,226 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_27-funptr_racing.i [2023-08-29 09:10:29,241 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:10:29,252 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:10:29,253 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2023-08-29 09:10:29,253 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:10:29,404 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-29 09:10:29,414 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-29 09:10:29,420 INFO L158 Benchmark]: Toolchain (without parser) took 1433.01ms. Allocated memory is still 86.0MB. Free memory was 64.1MB in the beginning and 49.9MB in the end (delta: 14.2MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2023-08-29 09:10:29,421 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 62.9MB. Free memory was 41.0MB in the beginning and 40.9MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:10:29,422 INFO L158 Benchmark]: CACSL2BoogieTranslator took 578.26ms. Allocated memory is still 86.0MB. Free memory was 64.0MB in the beginning and 58.0MB in the end (delta: 6.0MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2023-08-29 09:10:29,422 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.51ms. Allocated memory is still 86.0MB. Free memory was 57.6MB in the beginning and 55.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:10:29,424 INFO L158 Benchmark]: Boogie Preprocessor took 48.76ms. Allocated memory is still 86.0MB. Free memory was 55.1MB in the beginning and 53.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:10:29,424 INFO L158 Benchmark]: RCFGBuilder took 534.42ms. Allocated memory is still 86.0MB. Free memory was 53.0MB in the beginning and 60.3MB in the end (delta: -7.3MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2023-08-29 09:10:29,425 INFO L158 Benchmark]: TraceAbstraction took 197.45ms. Allocated memory is still 86.0MB. Free memory was 59.9MB in the beginning and 49.9MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-29 09:10:29,431 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 62.9MB. Free memory was 41.0MB in the beginning and 40.9MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 578.26ms. Allocated memory is still 86.0MB. Free memory was 64.0MB in the beginning and 58.0MB in the end (delta: 6.0MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.51ms. Allocated memory is still 86.0MB. Free memory was 57.6MB in the beginning and 55.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.76ms. Allocated memory is still 86.0MB. Free memory was 55.1MB in the beginning and 53.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 534.42ms. Allocated memory is still 86.0MB. Free memory was 53.0MB in the beginning and 60.3MB in the end (delta: -7.3MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * TraceAbstraction took 197.45ms. Allocated memory is still 86.0MB. Free memory was 59.9MB in the beginning and 49.9MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-29 09:10:29,447 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_27-funptr_racing.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8d24e1fe59577ae07a5b7a898c9dc79f871eafbb8fdf9529a0c24eed9c094f3d --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 09:10:31,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:10:31,209 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:10:31,231 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:10:31,232 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:10:31,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:10:31,240 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:10:31,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:10:31,245 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:10:31,248 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:10:31,250 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:10:31,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:10:31,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:10:31,254 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:10:31,255 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:10:31,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:10:31,258 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:10:31,260 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:10:31,261 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:10:31,264 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:10:31,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:10:31,283 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:10:31,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:10:31,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:10:31,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:10:31,293 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:10:31,293 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:10:31,295 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:10:31,295 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:10:31,296 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:10:31,301 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:10:31,302 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:10:31,303 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:10:31,304 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:10:31,305 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:10:31,306 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:10:31,307 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:10:31,307 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:10:31,307 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:10:31,309 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:10:31,310 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:10:31,311 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:10:31,344 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:10:31,344 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:10:31,345 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:10:31,345 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:10:31,346 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:10:31,346 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:10:31,347 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:10:31,347 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:10:31,347 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:10:31,348 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:10:31,348 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:10:31,349 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:10:31,349 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:10:31,349 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:10:31,349 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:10:31,349 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:10:31,350 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:10:31,350 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:10:31,350 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:10:31,350 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:10:31,351 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:10:31,351 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:10:31,351 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:10:31,351 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:10:31,351 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:10:31,352 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:10:31,352 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:10:31,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:10:31,352 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:10:31,353 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:10:31,353 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:10:31,353 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:10:31,353 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:10:31,354 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:10:31,354 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:10:31,354 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:10:31,354 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:10:31,355 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:10:31,355 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:10:31,355 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d24e1fe59577ae07a5b7a898c9dc79f871eafbb8fdf9529a0c24eed9c094f3d Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:10:31,665 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:10:31,686 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:10:31,688 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:10:31,690 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:10:31,690 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:10:31,691 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_27-funptr_racing.i [2023-08-29 09:10:32,949 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:10:33,266 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:10:33,267 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_27-funptr_racing.i [2023-08-29 09:10:33,287 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48974ef2f/4793102a06a1480c83c29427382632cf/FLAG91339b643 [2023-08-29 09:10:33,308 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48974ef2f/4793102a06a1480c83c29427382632cf [2023-08-29 09:10:33,310 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:10:33,311 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:10:33,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:10:33,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:10:33,318 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:10:33,319 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:10:33" (1/1) ... [2023-08-29 09:10:33,321 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d8fead and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:33, skipping insertion in model container [2023-08-29 09:10:33,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:10:33" (1/1) ... [2023-08-29 09:10:33,327 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:10:33,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:10:33,766 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_27-funptr_racing.i[41323,41336] [2023-08-29 09:10:33,792 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:10:33,822 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:10:33,873 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_27-funptr_racing.i[41323,41336] [2023-08-29 09:10:33,896 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:10:33,955 WARN L667 CHandler]: The function g is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:10:33,961 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:10:33,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:33 WrapperNode [2023-08-29 09:10:33,962 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:10:33,963 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:10:33,963 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:10:33,963 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:10:33,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:33" (1/1) ... [2023-08-29 09:10:33,990 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:33" (1/1) ... [2023-08-29 09:10:34,014 INFO L138 Inliner]: procedures = 277, calls = 43, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 186 [2023-08-29 09:10:34,015 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:10:34,016 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:10:34,016 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:10:34,016 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:10:34,023 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:33" (1/1) ... [2023-08-29 09:10:34,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:33" (1/1) ... [2023-08-29 09:10:34,032 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:33" (1/1) ... [2023-08-29 09:10:34,035 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:33" (1/1) ... [2023-08-29 09:10:34,043 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:33" (1/1) ... [2023-08-29 09:10:34,058 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:33" (1/1) ... [2023-08-29 09:10:34,063 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:33" (1/1) ... [2023-08-29 09:10:34,070 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:33" (1/1) ... [2023-08-29 09:10:34,074 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:10:34,075 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:10:34,075 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:10:34,075 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:10:34,076 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:33" (1/1) ... [2023-08-29 09:10:34,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:10:34,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:10:34,110 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-29 09:10:34,135 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-29 09:10:34,150 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:10:34,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:10:34,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:10:34,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:10:34,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:10:34,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-29 09:10:34,151 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-29 09:10:34,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:10:34,151 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-29 09:10:34,151 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-29 09:10:34,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:10:34,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:10:34,154 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 09:10:34,282 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:10:34,284 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:10:34,642 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:10:34,659 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:10:34,659 INFO L302 CfgBuilder]: Removed 16 assume(true) statements. [2023-08-29 09:10:34,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:10:34 BoogieIcfgContainer [2023-08-29 09:10:34,661 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:10:34,663 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:10:34,663 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:10:34,666 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:10:34,666 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:10:33" (1/3) ... [2023-08-29 09:10:34,666 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f4860f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:10:34, skipping insertion in model container [2023-08-29 09:10:34,666 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:33" (2/3) ... [2023-08-29 09:10:34,667 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f4860f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:10:34, skipping insertion in model container [2023-08-29 09:10:34,667 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:10:34" (3/3) ... [2023-08-29 09:10:34,668 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_27-funptr_racing.i [2023-08-29 09:10:34,678 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:10:34,686 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:10:34,687 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2023-08-29 09:10:34,687 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:10:34,814 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-29 09:10:34,823 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-29 09:10:34,828 INFO L158 Benchmark]: Toolchain (without parser) took 1516.18ms. Allocated memory is still 96.5MB. Free memory was 74.5MB in the beginning and 54.7MB in the end (delta: 19.8MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2023-08-29 09:10:34,829 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 65.0MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:10:34,829 INFO L158 Benchmark]: CACSL2BoogieTranslator took 647.46ms. Allocated memory is still 96.5MB. Free memory was 74.2MB in the beginning and 66.0MB in the end (delta: 8.1MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2023-08-29 09:10:34,830 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.38ms. Allocated memory is still 96.5MB. Free memory was 66.0MB in the beginning and 63.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:10:34,831 INFO L158 Benchmark]: Boogie Preprocessor took 58.65ms. Allocated memory is still 96.5MB. Free memory was 63.2MB in the beginning and 60.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:10:34,831 INFO L158 Benchmark]: RCFGBuilder took 586.40ms. Allocated memory is still 96.5MB. Free memory was 60.7MB in the beginning and 69.3MB in the end (delta: -8.6MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2023-08-29 09:10:34,832 INFO L158 Benchmark]: TraceAbstraction took 163.85ms. Allocated memory is still 96.5MB. Free memory was 68.3MB in the beginning and 54.7MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 09:10:34,839 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 65.0MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 647.46ms. Allocated memory is still 96.5MB. Free memory was 74.2MB in the beginning and 66.0MB in the end (delta: 8.1MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.38ms. Allocated memory is still 96.5MB. Free memory was 66.0MB in the beginning and 63.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.65ms. Allocated memory is still 96.5MB. Free memory was 63.2MB in the beginning and 60.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 586.40ms. Allocated memory is still 96.5MB. Free memory was 60.7MB in the beginning and 69.3MB in the end (delta: -8.6MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * TraceAbstraction took 163.85ms. Allocated memory is still 96.5MB. Free memory was 68.3MB in the beginning and 54.7MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-29 09:10:34,861 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