./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.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 overflows 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-Overflow-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 ! overflow) ) --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 [2023-08-30 12:29:08,323 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:29:08,325 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:29:08,360 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:29:08,362 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:29:08,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:29:08,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:29:08,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:29:08,370 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:29:08,375 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:29:08,376 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:29:08,378 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:29:08,378 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:29:08,381 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:29:08,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:29:08,388 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:29:08,389 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:29:08,389 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:29:08,391 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:29:08,393 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:29:08,395 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:29:08,410 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:29:08,411 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:29:08,411 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:29:08,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:29:08,415 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:29:08,415 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:29:08,416 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:29:08,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:29:08,417 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:29:08,417 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:29:08,422 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:29:08,423 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:29:08,424 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:29:08,424 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:29:08,424 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:29:08,425 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:29:08,425 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:29:08,425 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:29:08,426 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:29:08,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:29:08,428 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:29:08,452 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:29:08,452 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:29:08,453 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:29:08,453 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:29:08,454 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:29:08,454 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:29:08,454 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:29:08,455 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:29:08,455 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:29:08,455 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:29:08,455 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:29:08,456 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:29:08,456 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:29:08,456 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:29:08,456 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:29:08,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:29:08,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:29:08,456 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:29:08,457 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:29:08,457 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:29:08,457 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:29:08,457 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:29:08,457 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:29:08,457 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:29:08,458 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:29:08,458 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:29:08,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:29:08,458 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:29:08,458 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:29:08,458 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:29:08,458 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:29:08,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:29:08,459 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:29:08,459 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:29:08,459 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:29:08,459 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:29:08,459 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:29:08,460 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af00d5f4cc6a18cb9fd8a5151467217fe3ddb5ee0fa30b2cfbd9dd374105ee15 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:29:08,687 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:29:08,698 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:29:08,699 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:29:08,700 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:29:08,700 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:29:08,701 INFO L432 ainManager$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 [2023-08-30 12:29:09,600 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:29:09,817 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:29:09,817 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_41-trylock_racefree.i [2023-08-30 12:29:09,838 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d791e9dd6/765ba6f042e8450f8a6136f2f1d2d9e2/FLAGdb1ac5c4b [2023-08-30 12:29:09,849 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d791e9dd6/765ba6f042e8450f8a6136f2f1d2d9e2 [2023-08-30 12:29:09,851 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:29:09,852 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:29:09,853 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:29:09,853 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:29:09,855 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:29:09,855 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:29:09" (1/1) ... [2023-08-30 12:29:09,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71704101 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:09, skipping insertion in model container [2023-08-30 12:29:09,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:29:09" (1/1) ... [2023-08-30 12:29:09,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:29:09,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:29:10,055 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] [2023-08-30 12:29:10,077 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:29:10,089 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:29:10,110 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] [2023-08-30 12:29:10,115 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:29:10,140 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:29:10,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:10 WrapperNode [2023-08-30 12:29:10,140 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:29:10,141 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:29:10,141 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:29:10,142 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:29:10,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:10" (1/1) ... [2023-08-30 12:29:10,163 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:10" (1/1) ... [2023-08-30 12:29:10,180 INFO L138 Inliner]: procedures = 171, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 81 [2023-08-30 12:29:10,180 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:29:10,181 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:29:10,181 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:29:10,181 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:29:10,187 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:10" (1/1) ... [2023-08-30 12:29:10,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:10" (1/1) ... [2023-08-30 12:29:10,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:10" (1/1) ... [2023-08-30 12:29:10,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:10" (1/1) ... [2023-08-30 12:29:10,213 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:10" (1/1) ... [2023-08-30 12:29:10,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:10" (1/1) ... [2023-08-30 12:29:10,218 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:10" (1/1) ... [2023-08-30 12:29:10,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:10" (1/1) ... [2023-08-30 12:29:10,228 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:29:10,229 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:29:10,229 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:29:10,229 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:29:10,230 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:10" (1/1) ... [2023-08-30 12:29:10,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:29:10,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:29:10,302 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) [2023-08-30 12:29:10,346 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 [2023-08-30 12:29:10,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:29:10,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:29:10,369 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 12:29:10,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:29:10,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:29:10,369 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 12:29:10,369 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 12:29:10,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:29:10,370 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexTryLock [2023-08-30 12:29:10,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:29:10,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:29:10,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:29:10,371 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:29:10,512 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:29:10,513 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:29:10,647 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:29:10,651 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:29:10,652 INFO L302 CfgBuilder]: Removed 11 assume(true) statements. [2023-08-30 12:29:10,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:29:10 BoogieIcfgContainer [2023-08-30 12:29:10,653 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:29:10,654 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:29:10,654 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:29:10,656 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:29:10,656 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:29:09" (1/3) ... [2023-08-30 12:29:10,657 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d881e1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:29:10, skipping insertion in model container [2023-08-30 12:29:10,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:10" (2/3) ... [2023-08-30 12:29:10,657 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d881e1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:29:10, skipping insertion in model container [2023-08-30 12:29:10,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:29:10" (3/3) ... [2023-08-30 12:29:10,658 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_41-trylock_racefree.i [2023-08-30 12:29:10,663 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:29:10,668 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:29:10,668 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 12:29:10,668 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:29:10,707 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 12:29:10,712 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) [2023-08-30 12:29:10,715 INFO L158 Benchmark]: Toolchain (without parser) took 862.09ms. Allocated memory is still 102.8MB. Free memory was 79.9MB in the beginning and 61.6MB in the end (delta: 18.3MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2023-08-30 12:29:10,715 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 67.1MB. Free memory is still 45.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:29:10,715 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.02ms. Allocated memory is still 102.8MB. Free memory was 79.7MB in the beginning and 59.9MB in the end (delta: 19.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-08-30 12:29:10,716 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.90ms. Allocated memory is still 102.8MB. Free memory was 59.9MB in the beginning and 58.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:29:10,716 INFO L158 Benchmark]: Boogie Preprocessor took 47.24ms. Allocated memory is still 102.8MB. Free memory was 58.0MB in the beginning and 56.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:29:10,717 INFO L158 Benchmark]: RCFGBuilder took 424.63ms. Allocated memory is still 102.8MB. Free memory was 56.2MB in the beginning and 69.3MB in the end (delta: -13.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:29:10,717 INFO L158 Benchmark]: TraceAbstraction took 59.18ms. Allocated memory is still 102.8MB. Free memory was 68.4MB in the beginning and 61.6MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 12:29:10,719 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 67.1MB. Free memory is still 45.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.02ms. Allocated memory is still 102.8MB. Free memory was 79.7MB in the beginning and 59.9MB in the end (delta: 19.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.90ms. Allocated memory is still 102.8MB. Free memory was 59.9MB in the beginning and 58.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.24ms. Allocated memory is still 102.8MB. Free memory was 58.0MB in the beginning and 56.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 424.63ms. Allocated memory is still 102.8MB. Free memory was 56.2MB in the beginning and 69.3MB in the end (delta: -13.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * TraceAbstraction took 59.18ms. Allocated memory is still 102.8MB. Free memory was 68.4MB in the beginning and 61.6MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. 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. [2023-08-30 12:29:10,733 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-Overflow-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 ! overflow) ) --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 [2023-08-30 12:29:12,477 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:29:12,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:29:12,515 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:29:12,517 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:29:12,519 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:29:12,520 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:29:12,523 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:29:12,524 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:29:12,530 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:29:12,531 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:29:12,533 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:29:12,533 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:29:12,534 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:29:12,535 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:29:12,541 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:29:12,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:29:12,542 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:29:12,543 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:29:12,545 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:29:12,548 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:29:12,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:29:12,557 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:29:12,557 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:29:12,561 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:29:12,565 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:29:12,565 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:29:12,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:29:12,567 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:29:12,568 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:29:12,568 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:29:12,570 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:29:12,572 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:29:12,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:29:12,573 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:29:12,574 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:29:12,575 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:29:12,575 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:29:12,575 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:29:12,576 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:29:12,576 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:29:12,577 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:29:12,601 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:29:12,601 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:29:12,602 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:29:12,602 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:29:12,603 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:29:12,603 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:29:12,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:29:12,604 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:29:12,604 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:29:12,604 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:29:12,605 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:29:12,605 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:29:12,605 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:29:12,605 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:29:12,605 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:29:12,605 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:29:12,605 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:29:12,606 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:29:12,606 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:29:12,606 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:29:12,606 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:29:12,606 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:29:12,606 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:29:12,606 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:29:12,607 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:29:12,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:29:12,607 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:29:12,607 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:29:12,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:29:12,607 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:29:12,608 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:29:12,608 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:29:12,608 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:29:12,608 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:29:12,608 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:29:12,608 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:29:12,609 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:29:12,609 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:29:12,609 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:29:12,609 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:29:12,609 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af00d5f4cc6a18cb9fd8a5151467217fe3ddb5ee0fa30b2cfbd9dd374105ee15 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:29:12,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:29:13,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:29:13,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:29:13,003 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:29:13,004 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:29:13,005 INFO L432 ainManager$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 [2023-08-30 12:29:13,937 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:29:14,151 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:29:14,151 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_41-trylock_racefree.i [2023-08-30 12:29:14,162 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfdecec35/3b3708b67c3f44ae8628447874d62f06/FLAG19dd4704a [2023-08-30 12:29:14,172 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfdecec35/3b3708b67c3f44ae8628447874d62f06 [2023-08-30 12:29:14,181 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:29:14,183 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:29:14,184 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:29:14,184 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:29:14,187 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:29:14,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:29:14" (1/1) ... [2023-08-30 12:29:14,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10fa6606 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14, skipping insertion in model container [2023-08-30 12:29:14,188 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:29:14" (1/1) ... [2023-08-30 12:29:14,192 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:29:14,218 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:29:14,476 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_41-trylock_racefree.i[30176,30189] [2023-08-30 12:29:14,512 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:29:14,521 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:29:14,556 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] [2023-08-30 12:29:14,576 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:29:14,648 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:29:14,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14 WrapperNode [2023-08-30 12:29:14,656 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:29:14,657 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:29:14,657 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:29:14,658 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:29:14,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14" (1/1) ... [2023-08-30 12:29:14,672 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14" (1/1) ... [2023-08-30 12:29:14,685 INFO L138 Inliner]: procedures = 175, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 82 [2023-08-30 12:29:14,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:29:14,686 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:29:14,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:29:14,687 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:29:14,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14" (1/1) ... [2023-08-30 12:29:14,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14" (1/1) ... [2023-08-30 12:29:14,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14" (1/1) ... [2023-08-30 12:29:14,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14" (1/1) ... [2023-08-30 12:29:14,702 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14" (1/1) ... [2023-08-30 12:29:14,705 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14" (1/1) ... [2023-08-30 12:29:14,706 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14" (1/1) ... [2023-08-30 12:29:14,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14" (1/1) ... [2023-08-30 12:29:14,710 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:29:14,711 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:29:14,711 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:29:14,711 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:29:14,711 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14" (1/1) ... [2023-08-30 12:29:14,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:29:14,732 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:29:14,779 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) [2023-08-30 12:29:14,816 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 [2023-08-30 12:29:14,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:29:14,836 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 12:29:14,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:29:14,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:29:14,836 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 12:29:14,836 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 12:29:14,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:29:14,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:29:14,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:29:14,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 12:29:14,837 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexTryLock [2023-08-30 12:29:14,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:29:14,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:29:14,838 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:29:14,988 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:29:14,990 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:29:15,191 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:29:15,196 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:29:15,196 INFO L302 CfgBuilder]: Removed 11 assume(true) statements. [2023-08-30 12:29:15,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:29:15 BoogieIcfgContainer [2023-08-30 12:29:15,198 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:29:15,199 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:29:15,199 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:29:15,201 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:29:15,202 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:29:14" (1/3) ... [2023-08-30 12:29:15,202 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d5713d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:29:15, skipping insertion in model container [2023-08-30 12:29:15,202 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14" (2/3) ... [2023-08-30 12:29:15,203 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d5713d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:29:15, skipping insertion in model container [2023-08-30 12:29:15,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:29:15" (3/3) ... [2023-08-30 12:29:15,204 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_41-trylock_racefree.i [2023-08-30 12:29:15,209 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:29:15,215 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:29:15,216 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 12:29:15,216 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:29:15,257 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 12:29:15,261 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) [2023-08-30 12:29:15,264 INFO L158 Benchmark]: Toolchain (without parser) took 1080.85ms. Allocated memory is still 92.3MB. Free memory was 69.0MB in the beginning and 39.9MB in the end (delta: 29.1MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2023-08-30 12:29:15,265 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 62.9MB. Free memory was 40.8MB in the beginning and 40.7MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:29:15,274 INFO L158 Benchmark]: CACSL2BoogieTranslator took 472.92ms. Allocated memory is still 92.3MB. Free memory was 69.0MB in the beginning and 70.0MB in the end (delta: -995.3kB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2023-08-30 12:29:15,274 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.72ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 67.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:29:15,275 INFO L158 Benchmark]: Boogie Preprocessor took 23.66ms. Allocated memory is still 92.3MB. Free memory was 67.5MB in the beginning and 65.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:29:15,275 INFO L158 Benchmark]: RCFGBuilder took 487.56ms. Allocated memory is still 92.3MB. Free memory was 65.4MB in the beginning and 48.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 12:29:15,275 INFO L158 Benchmark]: TraceAbstraction took 64.03ms. Allocated memory is still 92.3MB. Free memory was 48.2MB in the beginning and 39.9MB in the end (delta: 8.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 12:29:15,277 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 62.9MB. Free memory was 40.8MB in the beginning and 40.7MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 472.92ms. Allocated memory is still 92.3MB. Free memory was 69.0MB in the beginning and 70.0MB in the end (delta: -995.3kB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.72ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 67.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.66ms. Allocated memory is still 92.3MB. Free memory was 67.5MB in the beginning and 65.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 487.56ms. Allocated memory is still 92.3MB. Free memory was 65.4MB in the beginning and 48.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 64.03ms. Allocated memory is still 92.3MB. Free memory was 48.2MB in the beginning and 39.9MB in the end (delta: 8.4MB). Peak memory consumption was 6.3MB. 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. [2023-08-30 12:29:15,307 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE