./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a9552a698db9701543deeff63aa990ab8fc4764b65dba5035623425bdf77554d --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 09:03:06,203 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:03:06,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:03:06,230 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:03:06,231 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:03:06,233 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:03:06,237 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:03:06,239 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:03:06,240 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:03:06,243 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:03:06,244 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:03:06,246 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:03:06,246 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:03:06,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:03:06,250 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:03:06,250 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:03:06,251 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:03:06,251 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:03:06,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:03:06,253 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:03:06,254 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:03:06,260 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:03:06,261 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:03:06,262 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:03:06,264 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:03:06,267 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:03:06,267 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:03:06,268 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:03:06,269 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:03:06,269 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:03:06,270 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:03:06,272 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:03:06,273 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:03:06,273 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:03:06,274 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:03:06,274 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:03:06,275 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:03:06,275 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:03:06,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:03:06,276 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:03:06,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:03:06,277 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:03:06,305 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:03:06,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:03:06,306 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:03:06,306 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:03:06,307 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:03:06,307 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:03:06,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:03:06,308 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:03:06,308 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:03:06,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:03:06,309 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:03:06,309 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:03:06,309 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:03:06,309 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:03:06,309 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:03:06,309 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:03:06,309 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:03:06,310 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:03:06,310 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:03:06,310 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:03:06,310 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:03:06,310 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:03:06,310 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:03:06,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:03:06,311 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:03:06,311 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:03:06,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:03:06,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:03:06,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:03:06,311 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:03:06,312 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:03:06,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:03:06,312 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:03:06,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:03:06,312 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:03:06,312 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:03:06,312 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:03:06,313 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9552a698db9701543deeff63aa990ab8fc4764b65dba5035623425bdf77554d Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:03:06,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:03:06,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:03:06,594 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:03:06,595 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:03:06,596 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:03:06,597 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i [2023-08-29 09:03:07,550 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:03:07,861 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:03:07,862 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i [2023-08-29 09:03:07,876 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16877d9bd/4fefba697a984b24a29a998a7cd0bbf0/FLAG2cd7d2da1 [2023-08-29 09:03:07,887 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16877d9bd/4fefba697a984b24a29a998a7cd0bbf0 [2023-08-29 09:03:07,889 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:03:07,890 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:03:07,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:03:07,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:03:07,894 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:03:07,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:03:07" (1/1) ... [2023-08-29 09:03:07,898 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fca889e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:07, skipping insertion in model container [2023-08-29 09:03:07,898 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:03:07" (1/1) ... [2023-08-29 09:03:07,903 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:03:07,959 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:03:08,523 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i[76081,76094] [2023-08-29 09:03:08,557 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:03:08,566 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:03:08,603 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i[76081,76094] [2023-08-29 09:03:08,612 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:03:08,717 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:03:08,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:08 WrapperNode [2023-08-29 09:03:08,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:03:08,718 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:03:08,719 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:03:08,719 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:03:08,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:08" (1/1) ... [2023-08-29 09:03:08,750 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:08" (1/1) ... [2023-08-29 09:03:08,786 INFO L138 Inliner]: procedures = 486, calls = 43, calls flagged for inlining = 15, calls inlined = 15, statements flattened = 269 [2023-08-29 09:03:08,790 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:03:08,791 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:03:08,791 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:03:08,791 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:03:08,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:08" (1/1) ... [2023-08-29 09:03:08,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:08" (1/1) ... [2023-08-29 09:03:08,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:08" (1/1) ... [2023-08-29 09:03:08,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:08" (1/1) ... [2023-08-29 09:03:08,831 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:08" (1/1) ... [2023-08-29 09:03:08,833 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:08" (1/1) ... [2023-08-29 09:03:08,837 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:08" (1/1) ... [2023-08-29 09:03:08,839 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:08" (1/1) ... [2023-08-29 09:03:08,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:03:08,843 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:03:08,843 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:03:08,843 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:03:08,844 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:08" (1/1) ... [2023-08-29 09:03:08,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:03:08,857 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:03:08,866 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-29 09:03:08,886 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-29 09:03:08,894 INFO L130 BoogieDeclarations]: Found specification of procedure thread_usb [2023-08-29 09:03:08,894 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_usb [2023-08-29 09:03:08,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:03:08,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:03:08,894 INFO L130 BoogieDeclarations]: Found specification of procedure thread_ath9k [2023-08-29 09:03:08,894 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_ath9k [2023-08-29 09:03:08,895 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-29 09:03:08,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:03:08,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-29 09:03:08,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:03:08,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:03:08,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:03:08,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:03:08,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:03:08,896 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 09:03:09,119 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:03:09,120 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:03:09,369 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:03:09,376 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:03:09,376 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-29 09:03:09,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:03:09 BoogieIcfgContainer [2023-08-29 09:03:09,378 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:03:09,379 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:03:09,379 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:03:09,381 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:03:09,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:03:07" (1/3) ... [2023-08-29 09:03:09,382 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f00f0fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:03:09, skipping insertion in model container [2023-08-29 09:03:09,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:08" (2/3) ... [2023-08-29 09:03:09,382 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f00f0fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:03:09, skipping insertion in model container [2023-08-29 09:03:09,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:03:09" (3/3) ... [2023-08-29 09:03:09,383 INFO L112 eAbstractionObserver]: Analyzing ICFG race-4_1-thread_local_vars.i [2023-08-29 09:03:09,388 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:03:09,395 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:03:09,395 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 20 error locations. [2023-08-29 09:03:09,395 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:03:09,487 INFO L144 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2023-08-29 09:03:09,492 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-29 09:03:09,495 INFO L158 Benchmark]: Toolchain (without parser) took 1603.99ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 43.9MB in the beginning and 57.1MB in the end (delta: -13.2MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2023-08-29 09:03:09,495 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 56.6MB. Free memory is still 35.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:03:09,496 INFO L158 Benchmark]: CACSL2BoogieTranslator took 826.49ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 43.7MB in the beginning and 58.6MB in the end (delta: -14.9MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2023-08-29 09:03:09,496 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.67ms. Allocated memory is still 90.2MB. Free memory was 58.6MB in the beginning and 54.8MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:03:09,497 INFO L158 Benchmark]: Boogie Preprocessor took 51.97ms. Allocated memory is still 90.2MB. Free memory was 54.8MB in the beginning and 51.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:03:09,497 INFO L158 Benchmark]: RCFGBuilder took 534.62ms. Allocated memory is still 90.2MB. Free memory was 51.4MB in the beginning and 43.5MB in the end (delta: 7.9MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2023-08-29 09:03:09,498 INFO L158 Benchmark]: TraceAbstraction took 114.56ms. Allocated memory is still 90.2MB. Free memory was 43.1MB in the beginning and 57.1MB in the end (delta: -14.0MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-08-29 09:03:09,505 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 56.6MB. Free memory is still 35.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 826.49ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 43.7MB in the beginning and 58.6MB in the end (delta: -14.9MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.67ms. Allocated memory is still 90.2MB. Free memory was 58.6MB in the beginning and 54.8MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.97ms. Allocated memory is still 90.2MB. Free memory was 54.8MB in the beginning and 51.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 534.62ms. Allocated memory is still 90.2MB. Free memory was 51.4MB in the beginning and 43.5MB in the end (delta: 7.9MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * TraceAbstraction took 114.56ms. Allocated memory is still 90.2MB. Free memory was 43.1MB in the beginning and 57.1MB in the end (delta: -14.0MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-29 09:03:09,535 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/ldv-races/race-4_1-thread_local_vars.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a9552a698db9701543deeff63aa990ab8fc4764b65dba5035623425bdf77554d --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 09:03:11,276 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:03:11,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:03:11,305 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:03:11,305 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:03:11,306 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:03:11,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:03:11,308 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:03:11,310 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:03:11,310 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:03:11,311 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:03:11,314 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:03:11,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:03:11,318 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:03:11,319 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:03:11,321 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:03:11,322 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:03:11,323 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:03:11,325 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:03:11,326 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:03:11,329 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:03:11,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:03:11,341 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:03:11,342 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:03:11,344 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:03:11,348 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:03:11,348 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:03:11,349 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:03:11,350 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:03:11,351 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:03:11,351 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:03:11,351 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:03:11,352 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:03:11,352 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:03:11,353 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:03:11,353 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:03:11,354 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:03:11,354 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:03:11,354 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:03:11,355 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:03:11,355 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:03:11,357 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:03:11,377 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:03:11,377 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:03:11,377 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:03:11,377 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:03:11,378 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:03:11,378 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:03:11,379 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:03:11,379 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:03:11,379 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:03:11,379 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:03:11,379 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:03:11,379 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:03:11,380 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:03:11,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:03:11,380 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:03:11,380 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:03:11,380 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:03:11,380 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:03:11,381 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:03:11,381 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:03:11,381 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:03:11,381 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:03:11,381 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:03:11,381 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:03:11,381 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:03:11,382 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:03:11,382 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:03:11,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:03:11,382 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:03:11,382 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:03:11,382 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:03:11,383 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:03:11,383 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:03:11,383 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:03:11,383 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:03:11,383 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:03:11,383 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:03:11,383 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:03:11,384 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:03:11,384 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9552a698db9701543deeff63aa990ab8fc4764b65dba5035623425bdf77554d Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:03:11,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:03:11,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:03:11,630 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:03:11,631 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:03:11,632 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:03:11,633 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i [2023-08-29 09:03:12,710 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:03:13,012 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:03:13,013 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i [2023-08-29 09:03:13,036 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0170f60e7/c497f21ac11940cf87372c0042c3a467/FLAG9dfe1c4d4 [2023-08-29 09:03:13,055 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0170f60e7/c497f21ac11940cf87372c0042c3a467 [2023-08-29 09:03:13,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:03:13,059 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:03:13,060 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:03:13,061 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:03:13,063 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:03:13,064 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:03:13" (1/1) ... [2023-08-29 09:03:13,066 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fbaa279 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:13, skipping insertion in model container [2023-08-29 09:03:13,067 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:03:13" (1/1) ... [2023-08-29 09:03:13,071 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:03:13,130 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:03:13,621 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i[76081,76094] [2023-08-29 09:03:13,663 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:03:13,685 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:03:13,737 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_1-thread_local_vars.i[76081,76094] [2023-08-29 09:03:13,762 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:03:13,868 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:03:13,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:13 WrapperNode [2023-08-29 09:03:13,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:03:13,869 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:03:13,869 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:03:13,870 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:03:13,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:13" (1/1) ... [2023-08-29 09:03:13,911 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:13" (1/1) ... [2023-08-29 09:03:13,938 INFO L138 Inliner]: procedures = 490, calls = 43, calls flagged for inlining = 15, calls inlined = 15, statements flattened = 263 [2023-08-29 09:03:13,939 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:03:13,940 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:03:13,940 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:03:13,940 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:03:13,946 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:13" (1/1) ... [2023-08-29 09:03:13,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:13" (1/1) ... [2023-08-29 09:03:13,951 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:13" (1/1) ... [2023-08-29 09:03:13,951 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:13" (1/1) ... [2023-08-29 09:03:13,962 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:13" (1/1) ... [2023-08-29 09:03:13,965 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:13" (1/1) ... [2023-08-29 09:03:13,969 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:13" (1/1) ... [2023-08-29 09:03:13,971 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:13" (1/1) ... [2023-08-29 09:03:13,976 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:03:13,980 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:03:13,980 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:03:13,980 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:03:13,981 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:13" (1/1) ... [2023-08-29 09:03:13,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:03:14,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:03:14,042 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-29 09:03:14,058 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-29 09:03:14,076 INFO L130 BoogieDeclarations]: Found specification of procedure thread_usb [2023-08-29 09:03:14,077 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_usb [2023-08-29 09:03:14,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:03:14,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:03:14,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-29 09:03:14,077 INFO L130 BoogieDeclarations]: Found specification of procedure thread_ath9k [2023-08-29 09:03:14,078 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_ath9k [2023-08-29 09:03:14,078 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-29 09:03:14,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:03:14,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-29 09:03:14,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:03:14,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:03:14,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:03:14,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:03:14,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:03:14,080 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 09:03:14,385 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:03:14,387 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:03:14,716 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:03:14,722 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:03:14,722 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-29 09:03:14,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:03:14 BoogieIcfgContainer [2023-08-29 09:03:14,724 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:03:14,725 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:03:14,725 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:03:14,727 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:03:14,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:03:13" (1/3) ... [2023-08-29 09:03:14,727 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e78318f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:03:14, skipping insertion in model container [2023-08-29 09:03:14,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:03:13" (2/3) ... [2023-08-29 09:03:14,728 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e78318f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:03:14, skipping insertion in model container [2023-08-29 09:03:14,728 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:03:14" (3/3) ... [2023-08-29 09:03:14,728 INFO L112 eAbstractionObserver]: Analyzing ICFG race-4_1-thread_local_vars.i [2023-08-29 09:03:14,737 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:03:14,742 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:03:14,743 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 20 error locations. [2023-08-29 09:03:14,743 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:03:14,843 INFO L144 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2023-08-29 09:03:14,848 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-29 09:03:14,851 INFO L158 Benchmark]: Toolchain (without parser) took 1791.31ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 39.6MB in the beginning and 55.7MB in the end (delta: -16.0MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2023-08-29 09:03:14,852 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 67.1MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:03:14,852 INFO L158 Benchmark]: CACSL2BoogieTranslator took 808.19ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 39.4MB in the beginning and 57.9MB in the end (delta: -18.5MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2023-08-29 09:03:14,853 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.86ms. Allocated memory is still 98.6MB. Free memory was 57.9MB in the beginning and 53.9MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:03:14,853 INFO L158 Benchmark]: Boogie Preprocessor took 36.98ms. Allocated memory is still 98.6MB. Free memory was 53.9MB in the beginning and 49.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:03:14,854 INFO L158 Benchmark]: RCFGBuilder took 743.95ms. Allocated memory is still 98.6MB. Free memory was 49.6MB in the beginning and 45.7MB in the end (delta: 4.0MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2023-08-29 09:03:14,854 INFO L158 Benchmark]: TraceAbstraction took 124.38ms. Allocated memory is still 98.6MB. Free memory was 44.7MB in the beginning and 55.7MB in the end (delta: -11.0MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2023-08-29 09:03:14,861 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 67.1MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 808.19ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 39.4MB in the beginning and 57.9MB in the end (delta: -18.5MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.86ms. Allocated memory is still 98.6MB. Free memory was 57.9MB in the beginning and 53.9MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.98ms. Allocated memory is still 98.6MB. Free memory was 53.9MB in the beginning and 49.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 743.95ms. Allocated memory is still 98.6MB. Free memory was 49.6MB in the beginning and 45.7MB in the end (delta: 4.0MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. * TraceAbstraction took 124.38ms. Allocated memory is still 98.6MB. Free memory was 44.7MB in the beginning and 55.7MB in the end (delta: -11.0MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-29 09:03:14,884 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