./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/chl-node-symm.wvr.c --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/weaver/chl-node-symm.wvr.c -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 514e162b13bdcbe99106b4f79e5a61b8afdae9b478788e06b35106cd952df62f --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 09:12:13,956 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:12:13,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:12:13,990 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:12:13,990 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:12:13,992 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:12:13,993 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:12:13,995 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:12:13,997 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:12:14,000 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:12:14,001 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:12:14,003 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:12:14,003 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:12:14,004 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:12:14,005 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:12:14,009 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:12:14,009 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:12:14,011 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:12:14,012 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:12:14,016 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:12:14,017 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:12:14,017 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:12:14,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:12:14,019 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:12:14,023 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:12:14,023 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:12:14,023 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:12:14,025 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:12:14,025 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:12:14,025 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:12:14,026 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:12:14,027 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:12:14,028 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:12:14,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:12:14,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:12:14,029 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:12:14,030 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:12:14,030 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:12:14,030 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:12:14,030 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:12:14,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:12:14,032 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:12:14,055 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:12:14,056 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:12:14,056 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:12:14,057 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:12:14,057 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:12:14,057 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:12:14,058 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:12:14,058 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:12:14,058 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:12:14,058 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:12:14,059 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:12:14,059 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:12:14,059 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:12:14,059 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:12:14,059 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:12:14,059 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:12:14,059 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:12:14,060 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:12:14,060 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:12:14,060 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:12:14,060 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:12:14,060 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:12:14,060 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:12:14,060 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:12:14,061 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:12:14,061 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:12:14,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:12:14,061 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:12:14,061 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:12:14,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:12:14,061 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:12:14,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:12:14,062 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:12:14,062 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:12:14,062 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:12:14,062 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:12:14,062 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:12:14,062 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 514e162b13bdcbe99106b4f79e5a61b8afdae9b478788e06b35106cd952df62f Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:12:14,287 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:12:14,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:12:14,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:12:14,305 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:12:14,305 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:12:14,306 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-node-symm.wvr.c [2023-08-29 09:12:15,202 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:12:15,415 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:12:15,416 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-node-symm.wvr.c [2023-08-29 09:12:15,425 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eebd334ec/7fb8ca0585e94f598616c3bede5fc7e3/FLAG3598b9546 [2023-08-29 09:12:15,433 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eebd334ec/7fb8ca0585e94f598616c3bede5fc7e3 [2023-08-29 09:12:15,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:12:15,435 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:12:15,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:12:15,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:12:15,442 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:12:15,442 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:12:15" (1/1) ... [2023-08-29 09:12:15,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39c5e64e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:15, skipping insertion in model container [2023-08-29 09:12:15,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:12:15" (1/1) ... [2023-08-29 09:12:15,447 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:12:15,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:12:15,601 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-node-symm.wvr.c[3305,3318] [2023-08-29 09:12:15,620 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:12:15,630 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:12:15,665 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-node-symm.wvr.c[3305,3318] [2023-08-29 09:12:15,682 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:12:15,695 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:12:15,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:15 WrapperNode [2023-08-29 09:12:15,697 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:12:15,699 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:12:15,699 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:12:15,699 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:12:15,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:15" (1/1) ... [2023-08-29 09:12:15,724 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:15" (1/1) ... [2023-08-29 09:12:15,771 INFO L138 Inliner]: procedures = 26, calls = 50, calls flagged for inlining = 18, calls inlined = 24, statements flattened = 554 [2023-08-29 09:12:15,771 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:12:15,772 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:12:15,772 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:12:15,773 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:12:15,779 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:15" (1/1) ... [2023-08-29 09:12:15,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:15" (1/1) ... [2023-08-29 09:12:15,789 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:15" (1/1) ... [2023-08-29 09:12:15,790 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:15" (1/1) ... [2023-08-29 09:12:15,810 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:15" (1/1) ... [2023-08-29 09:12:15,814 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:15" (1/1) ... [2023-08-29 09:12:15,816 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:15" (1/1) ... [2023-08-29 09:12:15,817 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:15" (1/1) ... [2023-08-29 09:12:15,820 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:12:15,821 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:12:15,821 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:12:15,821 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:12:15,822 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:15" (1/1) ... [2023-08-29 09:12:15,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:12:15,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:12:15,845 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 09:12:15,858 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 09:12:15,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:12:15,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:12:15,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:12:15,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:12:15,891 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 09:12:15,891 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 09:12:15,891 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 09:12:15,891 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 09:12:15,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:12:15,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 09:12:15,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:12:15,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:12:15,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:12:15,893 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 09:12:16,015 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:12:16,020 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:12:16,538 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:12:16,553 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:12:16,554 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-08-29 09:12:16,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:12:16 BoogieIcfgContainer [2023-08-29 09:12:16,556 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:12:16,558 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:12:16,558 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:12:16,565 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:12:16,565 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:12:15" (1/3) ... [2023-08-29 09:12:16,565 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cb4fc66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:12:16, skipping insertion in model container [2023-08-29 09:12:16,565 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:15" (2/3) ... [2023-08-29 09:12:16,566 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cb4fc66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:12:16, skipping insertion in model container [2023-08-29 09:12:16,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:12:16" (3/3) ... [2023-08-29 09:12:16,567 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-node-symm.wvr.c [2023-08-29 09:12:16,572 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:12:16,578 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:12:16,578 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 80 error locations. [2023-08-29 09:12:16,578 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:12:16,691 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-29 09:12:16,696 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 09:12:16,700 INFO L158 Benchmark]: Toolchain (without parser) took 1264.04ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 48.3MB in the beginning and 57.1MB in the end (delta: -8.8MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2023-08-29 09:12:16,700 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 71.3MB. Free memory is still 48.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:12:16,701 INFO L158 Benchmark]: CACSL2BoogieTranslator took 260.73ms. Allocated memory is still 71.3MB. Free memory was 48.1MB in the beginning and 34.4MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-29 09:12:16,701 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.60ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 34.4MB in the beginning and 65.2MB in the end (delta: -30.8MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2023-08-29 09:12:16,702 INFO L158 Benchmark]: Boogie Preprocessor took 48.49ms. Allocated memory is still 86.0MB. Free memory was 65.2MB in the beginning and 61.8MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:12:16,702 INFO L158 Benchmark]: RCFGBuilder took 735.10ms. Allocated memory is still 86.0MB. Free memory was 61.4MB in the beginning and 37.9MB in the end (delta: 23.5MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2023-08-29 09:12:16,703 INFO L158 Benchmark]: TraceAbstraction took 141.32ms. Allocated memory is still 86.0MB. Free memory was 37.4MB in the beginning and 57.1MB in the end (delta: -19.7MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2023-08-29 09:12:16,705 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 71.3MB. Free memory is still 48.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 260.73ms. Allocated memory is still 71.3MB. Free memory was 48.1MB in the beginning and 34.4MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.60ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 34.4MB in the beginning and 65.2MB in the end (delta: -30.8MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.49ms. Allocated memory is still 86.0MB. Free memory was 65.2MB in the beginning and 61.8MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 735.10ms. Allocated memory is still 86.0MB. Free memory was 61.4MB in the beginning and 37.9MB in the end (delta: 23.5MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. * TraceAbstraction took 141.32ms. Allocated memory is still 86.0MB. Free memory was 37.4MB in the beginning and 57.1MB in the end (delta: -19.7MB). Peak memory consumption was 5.4MB. 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 09:12:16,717 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/weaver/chl-node-symm.wvr.c -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 514e162b13bdcbe99106b4f79e5a61b8afdae9b478788e06b35106cd952df62f --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 09:12:18,255 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:12:18,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:12:18,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:12:18,291 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:12:18,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:12:18,299 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:12:18,301 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:12:18,304 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:12:18,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:12:18,308 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:12:18,309 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:12:18,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:12:18,311 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:12:18,311 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:12:18,314 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:12:18,314 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:12:18,315 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:12:18,317 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:12:18,318 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:12:18,320 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:12:18,322 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:12:18,323 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:12:18,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:12:18,327 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:12:18,329 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:12:18,329 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:12:18,330 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:12:18,331 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:12:18,332 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:12:18,333 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:12:18,334 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:12:18,335 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:12:18,335 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:12:18,336 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:12:18,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:12:18,337 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:12:18,337 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:12:18,337 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:12:18,338 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:12:18,338 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:12:18,339 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:12:18,363 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:12:18,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:12:18,364 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:12:18,364 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:12:18,365 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:12:18,365 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:12:18,365 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:12:18,365 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:12:18,365 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:12:18,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:12:18,366 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:12:18,366 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:12:18,366 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:12:18,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:12:18,367 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:12:18,367 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:12:18,367 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:12:18,367 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:12:18,367 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:12:18,367 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:12:18,367 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:12:18,367 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:12:18,368 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:12:18,368 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:12:18,368 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:12:18,368 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:12:18,368 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:12:18,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:12:18,368 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:12:18,369 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:12:18,369 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:12:18,369 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:12:18,369 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:12:18,369 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:12:18,369 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:12:18,369 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:12:18,370 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:12:18,370 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:12:18,370 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:12:18,370 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 514e162b13bdcbe99106b4f79e5a61b8afdae9b478788e06b35106cd952df62f Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:12:18,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:12:18,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:12:18,623 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:12:18,625 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:12:18,625 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:12:18,626 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-node-symm.wvr.c [2023-08-29 09:12:19,493 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:12:19,661 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:12:19,662 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-node-symm.wvr.c [2023-08-29 09:12:19,666 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e97b2cc79/6f34556cb2314ca18ebd7979ada1179e/FLAG949d65372 [2023-08-29 09:12:19,676 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e97b2cc79/6f34556cb2314ca18ebd7979ada1179e [2023-08-29 09:12:19,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:12:19,679 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:12:19,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:12:19,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:12:19,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:12:19,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:12:19" (1/1) ... [2023-08-29 09:12:19,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59e632f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:19, skipping insertion in model container [2023-08-29 09:12:19,683 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:12:19" (1/1) ... [2023-08-29 09:12:19,687 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:12:19,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:12:19,817 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-node-symm.wvr.c[3305,3318] [2023-08-29 09:12:19,825 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:12:19,832 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:12:19,876 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-node-symm.wvr.c[3305,3318] [2023-08-29 09:12:19,886 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:12:19,908 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:12:19,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:19 WrapperNode [2023-08-29 09:12:19,909 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:12:19,910 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:12:19,910 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:12:19,910 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:12:19,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:19" (1/1) ... [2023-08-29 09:12:19,925 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:19" (1/1) ... [2023-08-29 09:12:19,951 INFO L138 Inliner]: procedures = 28, calls = 50, calls flagged for inlining = 18, calls inlined = 24, statements flattened = 542 [2023-08-29 09:12:19,952 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:12:19,952 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:12:19,952 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:12:19,952 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:12:19,958 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:19" (1/1) ... [2023-08-29 09:12:19,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:19" (1/1) ... [2023-08-29 09:12:19,965 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:19" (1/1) ... [2023-08-29 09:12:19,972 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:19" (1/1) ... [2023-08-29 09:12:19,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:19" (1/1) ... [2023-08-29 09:12:20,006 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:19" (1/1) ... [2023-08-29 09:12:20,010 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:19" (1/1) ... [2023-08-29 09:12:20,014 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:19" (1/1) ... [2023-08-29 09:12:20,019 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:12:20,019 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:12:20,019 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:12:20,020 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:12:20,020 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:19" (1/1) ... [2023-08-29 09:12:20,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:12:20,032 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:12:20,041 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 09:12:20,053 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 09:12:20,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:12:20,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-08-29 09:12:20,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:12:20,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:12:20,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:12:20,074 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 09:12:20,075 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 09:12:20,075 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 09:12:20,075 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 09:12:20,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 09:12:20,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:12:20,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:12:20,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-08-29 09:12:20,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:12:20,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:12:20,077 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 09:12:20,240 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:12:20,245 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:12:21,007 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:12:21,020 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:12:21,021 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-08-29 09:12:21,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:12:21 BoogieIcfgContainer [2023-08-29 09:12:21,023 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:12:21,025 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:12:21,025 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:12:21,027 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:12:21,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:12:19" (1/3) ... [2023-08-29 09:12:21,028 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e691a81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:12:21, skipping insertion in model container [2023-08-29 09:12:21,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:19" (2/3) ... [2023-08-29 09:12:21,028 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e691a81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:12:21, skipping insertion in model container [2023-08-29 09:12:21,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:12:21" (3/3) ... [2023-08-29 09:12:21,029 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-node-symm.wvr.c [2023-08-29 09:12:21,034 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:12:21,040 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:12:21,040 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 80 error locations. [2023-08-29 09:12:21,040 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:12:21,165 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-29 09:12:21,169 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 09:12:21,173 INFO L158 Benchmark]: Toolchain (without parser) took 1493.73ms. Allocated memory was 65.0MB in the beginning and 94.4MB in the end (delta: 29.4MB). Free memory was 42.5MB in the beginning and 52.4MB in the end (delta: -10.0MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. [2023-08-29 09:12:21,173 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 65.0MB. Free memory was 41.7MB in the beginning and 41.7MB in the end (delta: 45.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:12:21,174 INFO L158 Benchmark]: CACSL2BoogieTranslator took 229.76ms. Allocated memory was 65.0MB in the beginning and 94.4MB in the end (delta: 29.4MB). Free memory was 42.3MB in the beginning and 72.1MB in the end (delta: -29.8MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2023-08-29 09:12:21,174 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.05ms. Allocated memory is still 94.4MB. Free memory was 72.1MB in the beginning and 67.9MB in the end (delta: 4.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:12:21,175 INFO L158 Benchmark]: Boogie Preprocessor took 66.61ms. Allocated memory is still 94.4MB. Free memory was 67.9MB in the beginning and 63.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:12:21,175 INFO L158 Benchmark]: RCFGBuilder took 1003.42ms. Allocated memory is still 94.4MB. Free memory was 63.7MB in the beginning and 62.6MB in the end (delta: 1.1MB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. [2023-08-29 09:12:21,176 INFO L158 Benchmark]: TraceAbstraction took 147.05ms. Allocated memory is still 94.4MB. Free memory was 62.0MB in the beginning and 52.4MB in the end (delta: 9.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-08-29 09:12:21,182 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 65.0MB. Free memory was 41.7MB in the beginning and 41.7MB in the end (delta: 45.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 229.76ms. Allocated memory was 65.0MB in the beginning and 94.4MB in the end (delta: 29.4MB). Free memory was 42.3MB in the beginning and 72.1MB in the end (delta: -29.8MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.05ms. Allocated memory is still 94.4MB. Free memory was 72.1MB in the beginning and 67.9MB in the end (delta: 4.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.61ms. Allocated memory is still 94.4MB. Free memory was 67.9MB in the beginning and 63.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1003.42ms. Allocated memory is still 94.4MB. Free memory was 63.7MB in the beginning and 62.6MB in the end (delta: 1.1MB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. * TraceAbstraction took 147.05ms. Allocated memory is still 94.4MB. Free memory was 62.0MB in the beginning and 52.4MB in the end (delta: 9.6MB). Peak memory consumption was 29.4MB. 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 09:12:21,203 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