./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_04-munge_racefree.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_04-munge_racefree.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 50de8acec85b0b2508f1f33521d9ab6717fa1b5141d6b9e2d08fcb4af894112b --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 22:30:37,792 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:30:37,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:30:37,837 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:30:37,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:30:37,841 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:30:37,843 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:30:37,845 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:30:37,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:30:37,852 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:30:37,853 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:30:37,856 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:30:37,856 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:30:37,858 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:30:37,859 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:30:37,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:30:37,866 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:30:37,869 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:30:37,871 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:30:37,876 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:30:37,878 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:30:37,879 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:30:37,879 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:30:37,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:30:37,887 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:30:37,887 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:30:37,887 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:30:37,889 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:30:37,889 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:30:37,890 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:30:37,890 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:30:37,892 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:30:37,893 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:30:37,894 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:30:37,895 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:30:37,895 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:30:37,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:30:37,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:30:37,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:30:37,905 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:30:37,908 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:30:37,909 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:30:37,941 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:30:37,942 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:30:37,943 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:30:37,943 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:30:37,944 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:30:37,944 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:30:37,944 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:30:37,945 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:30:37,945 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:30:37,945 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:30:37,946 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:30:37,946 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:30:37,946 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:30:37,946 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:30:37,946 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:30:37,947 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:30:37,947 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:30:37,947 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:30:37,947 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:30:37,947 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:30:37,947 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:30:37,948 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:30:37,948 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:30:37,948 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:30:37,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:30:37,948 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:30:37,949 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:30:37,949 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:30:37,949 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:30:37,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:30:37,949 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:30:37,949 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:30:37,950 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:30:37,950 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:30:37,950 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:30:37,950 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50de8acec85b0b2508f1f33521d9ab6717fa1b5141d6b9e2d08fcb4af894112b Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:30:38,232 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:30:38,256 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:30:38,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:30:38,259 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:30:38,260 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:30:38,261 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_04-munge_racefree.i [2023-08-30 22:30:39,324 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:30:39,604 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:30:39,605 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_04-munge_racefree.i [2023-08-30 22:30:39,615 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/591d3c717/9eff1ae3565a48bbb072bf5a52722e7d/FLAG72ecca1aa [2023-08-30 22:30:39,634 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/591d3c717/9eff1ae3565a48bbb072bf5a52722e7d [2023-08-30 22:30:39,636 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:30:39,638 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:30:39,640 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:30:39,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:30:39,643 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:30:39,644 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:30:39" (1/1) ... [2023-08-30 22:30:39,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aaa8cb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:39, skipping insertion in model container [2023-08-30 22:30:39,645 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:30:39" (1/1) ... [2023-08-30 22:30:39,652 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:30:39,700 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:30:40,024 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_04-munge_racefree.i[30176,30189] [2023-08-30 22:30:40,062 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:30:40,094 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:30:40,128 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_04-munge_racefree.i[30176,30189] [2023-08-30 22:30:40,153 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:30:40,195 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:30:40,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:40 WrapperNode [2023-08-30 22:30:40,195 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:30:40,196 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:30:40,197 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:30:40,197 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:30:40,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:40" (1/1) ... [2023-08-30 22:30:40,234 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:40" (1/1) ... [2023-08-30 22:30:40,263 INFO L138 Inliner]: procedures = 172, calls = 37, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 202 [2023-08-30 22:30:40,263 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:30:40,264 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:30:40,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:30:40,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:30:40,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:40" (1/1) ... [2023-08-30 22:30:40,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:40" (1/1) ... [2023-08-30 22:30:40,285 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:40" (1/1) ... [2023-08-30 22:30:40,286 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:40" (1/1) ... [2023-08-30 22:30:40,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:40" (1/1) ... [2023-08-30 22:30:40,308 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:40" (1/1) ... [2023-08-30 22:30:40,311 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:40" (1/1) ... [2023-08-30 22:30:40,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:40" (1/1) ... [2023-08-30 22:30:40,318 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:30:40,323 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:30:40,323 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:30:40,324 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:30:40,325 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:40" (1/1) ... [2023-08-30 22:30:40,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:30:40,340 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:30:40,351 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 22:30:40,359 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 22:30:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 22:30:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-08-30 22:30:40,387 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-08-30 22:30:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:30:40,399 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 22:30:40,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:30:40,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:30:40,400 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-08-30 22:30:40,400 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-08-30 22:30:40,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:30:40,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:30:40,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:30:40,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:30:40,402 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 22:30:40,602 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:30:40,606 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:30:40,850 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:30:40,857 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:30:40,857 INFO L302 CfgBuilder]: Removed 24 assume(true) statements. [2023-08-30 22:30:40,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:30:40 BoogieIcfgContainer [2023-08-30 22:30:40,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:30:40,861 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:30:40,861 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:30:40,864 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:30:40,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:30:39" (1/3) ... [2023-08-30 22:30:40,864 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3908d022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:30:40, skipping insertion in model container [2023-08-30 22:30:40,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:40" (2/3) ... [2023-08-30 22:30:40,865 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3908d022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:30:40, skipping insertion in model container [2023-08-30 22:30:40,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:30:40" (3/3) ... [2023-08-30 22:30:40,867 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_04-munge_racefree.i [2023-08-30 22:30:40,873 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:30:40,881 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:30:40,881 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:30:40,881 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:30:40,984 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-30 22:30:40,995 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 22:30:41,000 INFO L158 Benchmark]: Toolchain (without parser) took 1360.81ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 37.8MB in the beginning and 44.3MB in the end (delta: -6.4MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2023-08-30 22:30:41,000 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 48.2MB. Free memory was 26.7MB in the beginning and 26.7MB in the end (delta: 54.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:30:41,001 INFO L158 Benchmark]: CACSL2BoogieTranslator took 555.09ms. Allocated memory is still 60.8MB. Free memory was 37.6MB in the beginning and 32.6MB in the end (delta: 5.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 22:30:41,002 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.99ms. Allocated memory is still 60.8MB. Free memory was 32.6MB in the beginning and 30.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:30:41,002 INFO L158 Benchmark]: Boogie Preprocessor took 58.10ms. Allocated memory is still 60.8MB. Free memory was 30.2MB in the beginning and 28.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:30:41,003 INFO L158 Benchmark]: RCFGBuilder took 536.78ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 28.2MB in the beginning and 37.5MB in the end (delta: -9.3MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2023-08-30 22:30:41,003 INFO L158 Benchmark]: TraceAbstraction took 136.90ms. Allocated memory is still 73.4MB. Free memory was 36.9MB in the beginning and 44.3MB in the end (delta: -7.3MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2023-08-30 22:30:41,006 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 48.2MB. Free memory was 26.7MB in the beginning and 26.7MB in the end (delta: 54.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 555.09ms. Allocated memory is still 60.8MB. Free memory was 37.6MB in the beginning and 32.6MB in the end (delta: 5.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.99ms. Allocated memory is still 60.8MB. Free memory was 32.6MB in the beginning and 30.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.10ms. Allocated memory is still 60.8MB. Free memory was 30.2MB in the beginning and 28.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 536.78ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 28.2MB in the beginning and 37.5MB in the end (delta: -9.3MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * TraceAbstraction took 136.90ms. Allocated memory is still 73.4MB. Free memory was 36.9MB in the beginning and 44.3MB in the end (delta: -7.3MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:30:41,026 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_04-munge_racefree.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 50de8acec85b0b2508f1f33521d9ab6717fa1b5141d6b9e2d08fcb4af894112b --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 22:30:42,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:30:42,920 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:30:42,963 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:30:42,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:30:42,966 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:30:42,968 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:30:42,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:30:42,972 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:30:42,977 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:30:42,978 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:30:42,980 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:30:42,980 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:30:42,982 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:30:42,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:30:42,988 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:30:42,989 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:30:42,991 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:30:42,992 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:30:42,997 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:30:42,998 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:30:43,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:30:43,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:30:43,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:30:43,014 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:30:43,015 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:30:43,015 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:30:43,017 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:30:43,017 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:30:43,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:30:43,018 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:30:43,020 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:30:43,021 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:30:43,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:30:43,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:30:43,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:30:43,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:30:43,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:30:43,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:30:43,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:30:43,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:30:43,026 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:30:43,057 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:30:43,057 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:30:43,058 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:30:43,058 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:30:43,059 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:30:43,059 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:30:43,059 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:30:43,059 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:30:43,060 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:30:43,060 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:30:43,060 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:30:43,060 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:30:43,060 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:30:43,061 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:30:43,061 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:30:43,061 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:30:43,061 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:30:43,061 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:30:43,062 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:30:43,063 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:30:43,063 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:30:43,067 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:30:43,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:30:43,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:30:43,068 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:30:43,068 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:30:43,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:30:43,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:30:43,069 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:30:43,069 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:30:43,069 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:30:43,069 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:30:43,069 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:30:43,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:30:43,070 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:30:43,070 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:30:43,070 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:30:43,070 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:30:43,071 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50de8acec85b0b2508f1f33521d9ab6717fa1b5141d6b9e2d08fcb4af894112b Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:30:43,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:30:43,370 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:30:43,373 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:30:43,374 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:30:43,374 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:30:43,375 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_04-munge_racefree.i [2023-08-30 22:30:44,648 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:30:44,884 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:30:44,884 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_04-munge_racefree.i [2023-08-30 22:30:44,907 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e625e85f/6de7cde160f848d6af979e5d51b269c3/FLAG919bd1de2 [2023-08-30 22:30:44,931 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e625e85f/6de7cde160f848d6af979e5d51b269c3 [2023-08-30 22:30:44,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:30:44,933 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:30:44,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:30:44,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:30:44,936 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:30:44,937 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:30:44" (1/1) ... [2023-08-30 22:30:44,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5572eedb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:44, skipping insertion in model container [2023-08-30 22:30:44,938 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:30:44" (1/1) ... [2023-08-30 22:30:44,942 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:30:44,971 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:30:45,277 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_04-munge_racefree.i[30176,30189] [2023-08-30 22:30:45,307 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:30:45,328 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:30:45,364 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_04-munge_racefree.i[30176,30189] [2023-08-30 22:30:45,407 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:30:45,451 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:30:45,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:45 WrapperNode [2023-08-30 22:30:45,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:30:45,453 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:30:45,453 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:30:45,453 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:30:45,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:45" (1/1) ... [2023-08-30 22:30:45,492 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:45" (1/1) ... [2023-08-30 22:30:45,523 INFO L138 Inliner]: procedures = 176, calls = 37, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 201 [2023-08-30 22:30:45,523 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:30:45,524 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:30:45,525 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:30:45,525 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:30:45,532 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:45" (1/1) ... [2023-08-30 22:30:45,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:45" (1/1) ... [2023-08-30 22:30:45,551 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:45" (1/1) ... [2023-08-30 22:30:45,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:45" (1/1) ... [2023-08-30 22:30:45,565 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:45" (1/1) ... [2023-08-30 22:30:45,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:45" (1/1) ... [2023-08-30 22:30:45,583 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:45" (1/1) ... [2023-08-30 22:30:45,588 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:45" (1/1) ... [2023-08-30 22:30:45,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:30:45,594 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:30:45,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:30:45,595 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:30:45,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:45" (1/1) ... [2023-08-30 22:30:45,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:30:45,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:30:45,622 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 22:30:45,636 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 22:30:45,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 22:30:45,655 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-08-30 22:30:45,656 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-08-30 22:30:45,656 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 22:30:45,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:30:45,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:30:45,657 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-08-30 22:30:45,657 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-08-30 22:30:45,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:30:45,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:30:45,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:30:45,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 22:30:45,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:30:45,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:30:45,659 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 22:30:45,794 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:30:45,801 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:30:46,145 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:30:46,154 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:30:46,154 INFO L302 CfgBuilder]: Removed 24 assume(true) statements. [2023-08-30 22:30:46,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:30:46 BoogieIcfgContainer [2023-08-30 22:30:46,156 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:30:46,158 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:30:46,158 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:30:46,160 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:30:46,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:30:44" (1/3) ... [2023-08-30 22:30:46,161 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@da67fa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:30:46, skipping insertion in model container [2023-08-30 22:30:46,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:30:45" (2/3) ... [2023-08-30 22:30:46,162 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@da67fa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:30:46, skipping insertion in model container [2023-08-30 22:30:46,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:30:46" (3/3) ... [2023-08-30 22:30:46,163 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_04-munge_racefree.i [2023-08-30 22:30:46,170 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:30:46,178 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:30:46,179 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:30:46,179 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:30:46,311 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-30 22:30:46,317 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 22:30:46,323 INFO L158 Benchmark]: Toolchain (without parser) took 1388.53ms. Allocated memory was 69.2MB in the beginning and 100.7MB in the end (delta: 31.5MB). Free memory was 42.7MB in the beginning and 71.2MB in the end (delta: -28.6MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. [2023-08-30 22:30:46,323 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 69.2MB. Free memory was 47.8MB in the beginning and 47.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:30:46,324 INFO L158 Benchmark]: CACSL2BoogieTranslator took 517.63ms. Allocated memory was 69.2MB in the beginning and 100.7MB in the end (delta: 31.5MB). Free memory was 42.4MB in the beginning and 74.5MB in the end (delta: -32.1MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2023-08-30 22:30:46,325 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.94ms. Allocated memory is still 100.7MB. Free memory was 74.5MB in the beginning and 71.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 22:30:46,325 INFO L158 Benchmark]: Boogie Preprocessor took 69.50ms. Allocated memory is still 100.7MB. Free memory was 71.9MB in the beginning and 69.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:30:46,326 INFO L158 Benchmark]: RCFGBuilder took 561.91ms. Allocated memory is still 100.7MB. Free memory was 69.8MB in the beginning and 48.9MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-08-30 22:30:46,327 INFO L158 Benchmark]: TraceAbstraction took 163.61ms. Allocated memory is still 100.7MB. Free memory was 47.8MB in the beginning and 71.2MB in the end (delta: -23.4MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2023-08-30 22:30:46,336 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 69.2MB. Free memory was 47.8MB in the beginning and 47.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 517.63ms. Allocated memory was 69.2MB in the beginning and 100.7MB in the end (delta: 31.5MB). Free memory was 42.4MB in the beginning and 74.5MB in the end (delta: -32.1MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.94ms. Allocated memory is still 100.7MB. Free memory was 74.5MB in the beginning and 71.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.50ms. Allocated memory is still 100.7MB. Free memory was 71.9MB in the beginning and 69.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 561.91ms. Allocated memory is still 100.7MB. Free memory was 69.8MB in the beginning and 48.9MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 163.61ms. Allocated memory is still 100.7MB. Free memory was 47.8MB in the beginning and 71.2MB in the end (delta: -23.4MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:30:46,352 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