./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_41-trylock_racefree.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_41-trylock_racefree.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 af00d5f4cc6a18cb9fd8a5151467217fe3ddb5ee0fa30b2cfbd9dd374105ee15 --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 09:10:31,126 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:10:31,128 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:10:31,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:10:31,169 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:10:31,172 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:10:31,173 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:10:31,175 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:10:31,179 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:10:31,183 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:10:31,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:10:31,186 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:10:31,186 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:10:31,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:10:31,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:10:31,192 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:10:31,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:10:31,195 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:10:31,196 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:10:31,202 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:10:31,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:10:31,209 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:10:31,209 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:10:31,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:10:31,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:10:31,217 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:10:31,217 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:10:31,219 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:10:31,220 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:10:31,221 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:10:31,221 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:10:31,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:10:31,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:10:31,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:10:31,227 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:10:31,228 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:10:31,228 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:10:31,228 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:10:31,229 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:10:31,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:10:31,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:10:31,231 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:10:31,265 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:10:31,265 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:10:31,266 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:10:31,267 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:10:31,267 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:10:31,268 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:10:31,268 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:10:31,268 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:10:31,268 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:10:31,269 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:10:31,269 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:10:31,270 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:10:31,270 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:10:31,270 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:10:31,270 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:10:31,270 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:10:31,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:10:31,271 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:10:31,271 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:10:31,271 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:10:31,271 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:10:31,271 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:10:31,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:10:31,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:10:31,272 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:10:31,272 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:10:31,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:10:31,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:10:31,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:10:31,273 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:10:31,273 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:10:31,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:10:31,274 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:10:31,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:10:31,274 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:10:31,274 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:10:31,274 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:10:31,275 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af00d5f4cc6a18cb9fd8a5151467217fe3ddb5ee0fa30b2cfbd9dd374105ee15 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:10:31,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:10:31,584 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:10:31,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:10:31,587 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:10:31,587 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:10:31,588 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_41-trylock_racefree.i [2023-08-29 09:10:32,650 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:10:32,946 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:10:32,946 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_41-trylock_racefree.i [2023-08-29 09:10:32,956 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb09ac68c/a785eb8c876d4fbcbb979aa899891cd4/FLAG645518a37 [2023-08-29 09:10:32,969 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb09ac68c/a785eb8c876d4fbcbb979aa899891cd4 [2023-08-29 09:10:32,971 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:10:32,972 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:10:32,973 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:10:32,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:10:32,978 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:10:32,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:10:32" (1/1) ... [2023-08-29 09:10:32,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6daae56b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:32, skipping insertion in model container [2023-08-29 09:10:32,981 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:10:32" (1/1) ... [2023-08-29 09:10:32,986 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:10:33,020 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:10:33,248 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_41-trylock_racefree.i[30176,30189] [2023-08-29 09:10:33,281 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:10:33,313 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:10:33,338 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_41-trylock_racefree.i[30176,30189] [2023-08-29 09:10:33,344 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:10:33,377 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:10:33,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:33 WrapperNode [2023-08-29 09:10:33,377 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:10:33,379 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:10:33,379 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:10:33,379 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:10:33,385 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 09:10:33,397 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 09:10:33,428 INFO L138 Inliner]: procedures = 171, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2023-08-29 09:10:33,429 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:10:33,429 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:10:33,430 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:10:33,430 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:10:33,436 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 09:10:33,436 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 09:10:33,451 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 09:10:33,454 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 09:10:33,459 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 09:10:33,474 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 09:10:33,476 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 09:10:33,477 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 09:10:33,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:10:33,488 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:10:33,488 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:10:33,489 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:10:33,489 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 09:10:33,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:10:33,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:10:33,522 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 09:10:33,528 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 09:10:33,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:10:33,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:10:33,557 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-29 09:10:33,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:10:33,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:10:33,557 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-29 09:10:33,557 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-29 09:10:33,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:10:33,558 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexTryLock [2023-08-29 09:10:33,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:10:33,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:10:33,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:10:33,559 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 09:10:33,711 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:10:33,723 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:10:33,974 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:10:33,981 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:10:33,981 INFO L302 CfgBuilder]: Removed 11 assume(true) statements. [2023-08-29 09:10:33,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:10:33 BoogieIcfgContainer [2023-08-29 09:10:33,983 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:10:33,985 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:10:33,985 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:10:33,988 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:10:33,988 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:10:32" (1/3) ... [2023-08-29 09:10:33,988 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f5cc3fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:10:33, skipping insertion in model container [2023-08-29 09:10:33,989 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 09:10:33,989 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f5cc3fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:10:33, skipping insertion in model container [2023-08-29 09:10:33,989 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:10:33" (3/3) ... [2023-08-29 09:10:33,990 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_41-trylock_racefree.i [2023-08-29 09:10:33,997 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:10:34,005 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:10:34,005 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-29 09:10:34,005 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:10:34,099 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-29 09:10:34,105 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 09:10:34,111 INFO L158 Benchmark]: Toolchain (without parser) took 1137.30ms. Allocated memory is still 62.9MB. Free memory was 39.6MB in the beginning and 38.1MB in the end (delta: 1.6MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2023-08-29 09:10:34,111 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 52.4MB. Free memory was 30.2MB in the beginning and 30.2MB in the end (delta: 48.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:10:34,112 INFO L158 Benchmark]: CACSL2BoogieTranslator took 404.22ms. Allocated memory is still 62.9MB. Free memory was 39.4MB in the beginning and 34.6MB in the end (delta: 4.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-29 09:10:34,113 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.25ms. Allocated memory is still 62.9MB. Free memory was 34.6MB in the beginning and 32.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:10:34,113 INFO L158 Benchmark]: Boogie Preprocessor took 58.12ms. Allocated memory is still 62.9MB. Free memory was 32.5MB in the beginning and 30.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:10:34,114 INFO L158 Benchmark]: RCFGBuilder took 495.23ms. Allocated memory is still 62.9MB. Free memory was 30.7MB in the beginning and 30.4MB in the end (delta: 268.6kB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2023-08-29 09:10:34,115 INFO L158 Benchmark]: TraceAbstraction took 124.13ms. Allocated memory is still 62.9MB. Free memory was 29.6MB in the beginning and 38.1MB in the end (delta: -8.4MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2023-08-29 09:10:34,121 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 52.4MB. Free memory was 30.2MB in the beginning and 30.2MB in the end (delta: 48.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 404.22ms. Allocated memory is still 62.9MB. Free memory was 39.4MB in the beginning and 34.6MB in the end (delta: 4.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.25ms. Allocated memory is still 62.9MB. Free memory was 34.6MB in the beginning and 32.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.12ms. Allocated memory is still 62.9MB. Free memory was 32.5MB in the beginning and 30.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 495.23ms. Allocated memory is still 62.9MB. Free memory was 30.7MB in the beginning and 30.4MB in the end (delta: 268.6kB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * TraceAbstraction took 124.13ms. Allocated memory is still 62.9MB. Free memory was 29.6MB in the beginning and 38.1MB in the end (delta: -8.4MB). Peak memory consumption was 7.2MB. 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 09:10:34,144 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 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_41-trylock_racefree.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 af00d5f4cc6a18cb9fd8a5151467217fe3ddb5ee0fa30b2cfbd9dd374105ee15 --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 09:10:36,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:10:36,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:10:36,102 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:10:36,105 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:10:36,109 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:10:36,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:10:36,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:10:36,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:10:36,122 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:10:36,123 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:10:36,125 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:10:36,125 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:10:36,128 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:10:36,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:10:36,136 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:10:36,137 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:10:36,138 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:10:36,141 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:10:36,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:10:36,153 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:10:36,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:10:36,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:10:36,156 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:10:36,160 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:10:36,161 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:10:36,161 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:10:36,163 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:10:36,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:10:36,164 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:10:36,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:10:36,166 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:10:36,167 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:10:36,168 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:10:36,169 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:10:36,169 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:10:36,170 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:10:36,170 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:10:36,170 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:10:36,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:10:36,171 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:10:36,173 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:10:36,210 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:10:36,211 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:10:36,212 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:10:36,212 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:10:36,213 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:10:36,213 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:10:36,214 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:10:36,214 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:10:36,214 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:10:36,214 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:10:36,215 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:10:36,215 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:10:36,216 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:10:36,216 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:10:36,216 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:10:36,216 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:10:36,216 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:10:36,217 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:10:36,217 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:10:36,217 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:10:36,217 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:10:36,217 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:10:36,218 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:10:36,218 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:10:36,218 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:10:36,218 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:10:36,218 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:10:36,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:10:36,219 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:10:36,219 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:10:36,219 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:10:36,219 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:10:36,220 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:10:36,220 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:10:36,220 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:10:36,220 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:10:36,221 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:10:36,221 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:10:36,221 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:10:36,221 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af00d5f4cc6a18cb9fd8a5151467217fe3ddb5ee0fa30b2cfbd9dd374105ee15 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:10:36,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:10:36,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:10:36,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:10:36,524 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:10:36,524 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:10:36,525 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_41-trylock_racefree.i [2023-08-29 09:10:37,645 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:10:37,873 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:10:37,875 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_41-trylock_racefree.i [2023-08-29 09:10:37,889 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94bbc6f60/46aee25dce9241e4938b33e46e41a950/FLAGe145f6b7b [2023-08-29 09:10:37,905 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94bbc6f60/46aee25dce9241e4938b33e46e41a950 [2023-08-29 09:10:37,907 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:10:37,908 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:10:37,909 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:10:37,910 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:10:37,913 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:10:37,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:10:37" (1/1) ... [2023-08-29 09:10:37,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@720fbb9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:37, skipping insertion in model container [2023-08-29 09:10:37,915 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:10:37" (1/1) ... [2023-08-29 09:10:37,921 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:10:37,960 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:10:38,260 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_41-trylock_racefree.i[30176,30189] [2023-08-29 09:10:38,286 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:10:38,305 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:10:38,342 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_41-trylock_racefree.i[30176,30189] [2023-08-29 09:10:38,365 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:10:38,420 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:10:38,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:38 WrapperNode [2023-08-29 09:10:38,420 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:10:38,421 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:10:38,422 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:10:38,422 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:10:38,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:38" (1/1) ... [2023-08-29 09:10:38,456 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:38" (1/1) ... [2023-08-29 09:10:38,476 INFO L138 Inliner]: procedures = 175, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 85 [2023-08-29 09:10:38,477 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:10:38,479 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:10:38,479 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:10:38,479 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:10:38,487 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:38" (1/1) ... [2023-08-29 09:10:38,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:38" (1/1) ... [2023-08-29 09:10:38,493 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:38" (1/1) ... [2023-08-29 09:10:38,493 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:38" (1/1) ... [2023-08-29 09:10:38,503 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:38" (1/1) ... [2023-08-29 09:10:38,506 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:38" (1/1) ... [2023-08-29 09:10:38,509 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:38" (1/1) ... [2023-08-29 09:10:38,510 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:38" (1/1) ... [2023-08-29 09:10:38,514 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:10:38,515 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:10:38,515 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:10:38,515 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:10:38,516 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:38" (1/1) ... [2023-08-29 09:10:38,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:10:38,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:10:38,547 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 09:10:38,577 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 09:10:38,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:10:38,589 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-29 09:10:38,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:10:38,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:10:38,589 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-29 09:10:38,589 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-29 09:10:38,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:10:38,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:10:38,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:10:38,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-29 09:10:38,590 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexTryLock [2023-08-29 09:10:38,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:10:38,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:10:38,592 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 09:10:38,736 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:10:38,750 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:10:39,033 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:10:39,043 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:10:39,044 INFO L302 CfgBuilder]: Removed 11 assume(true) statements. [2023-08-29 09:10:39,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:10:39 BoogieIcfgContainer [2023-08-29 09:10:39,046 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:10:39,048 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:10:39,049 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:10:39,051 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:10:39,052 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:10:37" (1/3) ... [2023-08-29 09:10:39,052 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e86c09c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:10:39, skipping insertion in model container [2023-08-29 09:10:39,053 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:38" (2/3) ... [2023-08-29 09:10:39,053 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e86c09c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:10:39, skipping insertion in model container [2023-08-29 09:10:39,054 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:10:39" (3/3) ... [2023-08-29 09:10:39,055 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_41-trylock_racefree.i [2023-08-29 09:10:39,062 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:10:39,071 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:10:39,072 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-29 09:10:39,072 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:10:39,167 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-29 09:10:39,188 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 09:10:39,192 INFO L158 Benchmark]: Toolchain (without parser) took 1283.42ms. Allocated memory is still 83.9MB. Free memory was 62.2MB in the beginning and 56.3MB in the end (delta: 6.0MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2023-08-29 09:10:39,193 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 65.0MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:10:39,193 INFO L158 Benchmark]: CACSL2BoogieTranslator took 511.24ms. Allocated memory is still 83.9MB. Free memory was 62.2MB in the beginning and 60.9MB in the end (delta: 1.4MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2023-08-29 09:10:39,194 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.06ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 58.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:10:39,194 INFO L158 Benchmark]: Boogie Preprocessor took 35.42ms. Allocated memory is still 83.9MB. Free memory was 58.7MB in the beginning and 56.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:10:39,195 INFO L158 Benchmark]: RCFGBuilder took 531.37ms. Allocated memory is still 83.9MB. Free memory was 56.5MB in the beginning and 38.2MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-08-29 09:10:39,205 INFO L158 Benchmark]: TraceAbstraction took 143.10ms. Allocated memory is still 83.9MB. Free memory was 37.6MB in the beginning and 56.3MB in the end (delta: -18.7MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2023-08-29 09:10:39,207 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 65.0MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 511.24ms. Allocated memory is still 83.9MB. Free memory was 62.2MB in the beginning and 60.9MB in the end (delta: 1.4MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.06ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 58.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.42ms. Allocated memory is still 83.9MB. Free memory was 58.7MB in the beginning and 56.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 531.37ms. Allocated memory is still 83.9MB. Free memory was 56.5MB in the beginning and 38.2MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 143.10ms. Allocated memory is still 83.9MB. Free memory was 37.6MB in the beginning and 56.3MB in the end (delta: -18.7MB). Peak memory consumption was 7.2MB. 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 09:10:39,249 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