./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix021.opt.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix021.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 576d0750cd121d18ae295ddde1dd1649436f79f5ff3834655e4b6c15fd1260db --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 12:19:14,856 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:19:14,857 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:19:14,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:19:14,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:19:14,894 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:19:14,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:19:14,897 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:19:14,898 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:19:14,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:19:14,902 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:19:14,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:19:14,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:19:14,905 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:19:14,907 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:19:14,910 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:19:14,910 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:19:14,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:19:14,913 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:19:14,916 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:19:14,923 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:19:14,924 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:19:14,925 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:19:14,925 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:19:14,930 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:19:14,930 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:19:14,931 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:19:14,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:19:14,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:19:14,933 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:19:14,933 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:19:14,934 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:19:14,935 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:19:14,936 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:19:14,936 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:19:14,937 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:19:14,937 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:19:14,937 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:19:14,937 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:19:14,938 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:19:14,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:19:14,940 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:19:14,966 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:19:14,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:19:14,967 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:19:14,967 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:19:14,967 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:19:14,968 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:19:14,968 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:19:14,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:19:14,968 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:19:14,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:19:14,969 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:19:14,969 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:19:14,969 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:19:14,970 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:19:14,970 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:19:14,970 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:19:14,970 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:19:14,970 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:19:14,970 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:19:14,970 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:19:14,971 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:19:14,971 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:19:14,971 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:19:14,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:19:14,971 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:19:14,971 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:19:14,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:19:14,972 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:19:14,972 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:19:14,972 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:19:14,972 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:19:14,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:19:14,976 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:19:14,977 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:19:14,977 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:19:14,977 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:19:14,977 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:19:14,977 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 576d0750cd121d18ae295ddde1dd1649436f79f5ff3834655e4b6c15fd1260db Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:19:15,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:19:15,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:19:15,226 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:19:15,227 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:19:15,227 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:19:15,228 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix021.opt.i [2023-08-30 12:19:16,136 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:19:16,350 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:19:16,351 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix021.opt.i [2023-08-30 12:19:16,362 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f8059265/362a215efee14cc8a1b2e3b85f4d22c8/FLAG5e5df4826 [2023-08-30 12:19:16,371 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f8059265/362a215efee14cc8a1b2e3b85f4d22c8 [2023-08-30 12:19:16,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:19:16,373 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:19:16,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:19:16,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:19:16,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:19:16,377 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:19:16" (1/1) ... [2023-08-30 12:19:16,377 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d64345b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:16, skipping insertion in model container [2023-08-30 12:19:16,378 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:19:16" (1/1) ... [2023-08-30 12:19:16,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:19:16,409 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:19:16,495 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix021.opt.i[944,957] [2023-08-30 12:19:16,655 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:19:16,662 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:19:16,672 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix021.opt.i[944,957] [2023-08-30 12:19:16,707 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:19:16,736 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:19:16,737 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:19:16,741 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:19:16,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:16 WrapperNode [2023-08-30 12:19:16,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:19:16,742 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:19:16,742 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:19:16,743 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:19:16,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:16" (1/1) ... [2023-08-30 12:19:16,770 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:16" (1/1) ... [2023-08-30 12:19:16,805 INFO L138 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 166 [2023-08-30 12:19:16,806 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:19:16,813 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:19:16,814 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:19:16,814 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:19:16,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:16" (1/1) ... [2023-08-30 12:19:16,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:16" (1/1) ... [2023-08-30 12:19:16,829 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:16" (1/1) ... [2023-08-30 12:19:16,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:16" (1/1) ... [2023-08-30 12:19:16,835 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:16" (1/1) ... [2023-08-30 12:19:16,843 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:16" (1/1) ... [2023-08-30 12:19:16,847 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:16" (1/1) ... [2023-08-30 12:19:16,849 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:16" (1/1) ... [2023-08-30 12:19:16,853 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:19:16,854 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:19:16,854 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:19:16,854 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:19:16,854 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:16" (1/1) ... [2023-08-30 12:19:16,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:19:16,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:19:16,879 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 12:19:16,884 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 12:19:16,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:19:16,905 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:19:16,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:19:16,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:19:16,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:19:16,905 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:19:16,905 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:19:16,906 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:19:16,906 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:19:16,906 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:19:16,906 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:19:16,906 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 12:19:16,906 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 12:19:16,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:19:16,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:19:16,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:19:16,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:19:16,908 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:19:17,042 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:19:17,044 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:19:17,357 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:19:17,450 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:19:17,451 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:19:17,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:19:17 BoogieIcfgContainer [2023-08-30 12:19:17,453 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:19:17,455 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:19:17,455 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:19:17,457 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:19:17,457 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:19:16" (1/3) ... [2023-08-30 12:19:17,457 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3875534a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:19:17, skipping insertion in model container [2023-08-30 12:19:17,457 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:16" (2/3) ... [2023-08-30 12:19:17,458 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3875534a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:19:17, skipping insertion in model container [2023-08-30 12:19:17,458 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:19:17" (3/3) ... [2023-08-30 12:19:17,459 INFO L112 eAbstractionObserver]: Analyzing ICFG mix021.opt.i [2023-08-30 12:19:17,464 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:19:17,470 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:19:17,470 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 12:19:17,470 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:19:17,507 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:19:17,511 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 12:19:17,515 INFO L158 Benchmark]: Toolchain (without parser) took 1140.88ms. Allocated memory is still 94.4MB. Free memory was 70.6MB in the beginning and 63.5MB in the end (delta: 7.2MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2023-08-30 12:19:17,515 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 71.3MB. Free memory is still 49.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:19:17,515 INFO L158 Benchmark]: CACSL2BoogieTranslator took 367.41ms. Allocated memory is still 94.4MB. Free memory was 70.3MB in the beginning and 68.0MB in the end (delta: 2.3MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2023-08-30 12:19:17,516 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.62ms. Allocated memory is still 94.4MB. Free memory was 68.0MB in the beginning and 65.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:19:17,516 INFO L158 Benchmark]: Boogie Preprocessor took 39.67ms. Allocated memory is still 94.4MB. Free memory was 65.2MB in the beginning and 63.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:19:17,516 INFO L158 Benchmark]: RCFGBuilder took 599.57ms. Allocated memory is still 94.4MB. Free memory was 63.1MB in the beginning and 47.0MB in the end (delta: 16.2MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2023-08-30 12:19:17,517 INFO L158 Benchmark]: TraceAbstraction took 58.98ms. Allocated memory is still 94.4MB. Free memory was 46.5MB in the beginning and 63.5MB in the end (delta: -16.9MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2023-08-30 12:19:17,519 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 49.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 367.41ms. Allocated memory is still 94.4MB. Free memory was 70.3MB in the beginning and 68.0MB in the end (delta: 2.3MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.62ms. Allocated memory is still 94.4MB. Free memory was 68.0MB in the beginning and 65.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.67ms. Allocated memory is still 94.4MB. Free memory was 65.2MB in the beginning and 63.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 599.57ms. Allocated memory is still 94.4MB. Free memory was 63.1MB in the beginning and 47.0MB in the end (delta: 16.2MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * TraceAbstraction took 58.98ms. Allocated memory is still 94.4MB. Free memory was 46.5MB in the beginning and 63.5MB in the end (delta: -16.9MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:19:17,532 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/pthread-wmm/mix021.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 576d0750cd121d18ae295ddde1dd1649436f79f5ff3834655e4b6c15fd1260db --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 12:19:18,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:19:18,995 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:19:19,028 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:19:19,030 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:19:19,032 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:19:19,034 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:19:19,036 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:19:19,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:19:19,040 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:19:19,041 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:19:19,043 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:19:19,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:19:19,045 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:19:19,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:19:19,050 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:19:19,051 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:19:19,051 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:19:19,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:19:19,054 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:19:19,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:19:19,056 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:19:19,057 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:19:19,058 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:19:19,063 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:19:19,063 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:19:19,063 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:19:19,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:19:19,065 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:19:19,065 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:19:19,065 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:19:19,067 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:19:19,068 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:19:19,069 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:19:19,070 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:19:19,070 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:19:19,071 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:19:19,071 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:19:19,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:19:19,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:19:19,072 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:19:19,073 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:19:19,097 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:19:19,098 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:19:19,099 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:19:19,099 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:19:19,099 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:19:19,099 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:19:19,100 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:19:19,100 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:19:19,100 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:19:19,100 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:19:19,101 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:19:19,101 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:19:19,101 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:19:19,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:19:19,101 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:19:19,102 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:19:19,102 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:19:19,102 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:19:19,102 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:19:19,102 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:19:19,102 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:19:19,104 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:19:19,105 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:19:19,105 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:19:19,105 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:19:19,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:19:19,106 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:19:19,106 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:19:19,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:19:19,106 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:19:19,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:19:19,106 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:19:19,106 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:19:19,107 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:19:19,107 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:19:19,107 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:19:19,107 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:19:19,107 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:19:19,107 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:19:19,107 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:19:19,107 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 576d0750cd121d18ae295ddde1dd1649436f79f5ff3834655e4b6c15fd1260db Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:19:19,340 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:19:19,356 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:19:19,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:19:19,359 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:19:19,359 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:19:19,360 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix021.opt.i [2023-08-30 12:19:20,279 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:19:20,465 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:19:20,466 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix021.opt.i [2023-08-30 12:19:20,473 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d925743ab/e842a383558b406cbe2d98012203df47/FLAG6a5e4f662 [2023-08-30 12:19:20,481 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d925743ab/e842a383558b406cbe2d98012203df47 [2023-08-30 12:19:20,483 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:19:20,484 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:19:20,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:19:20,485 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:19:20,490 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:19:20,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:19:20" (1/1) ... [2023-08-30 12:19:20,493 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3346096 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:20, skipping insertion in model container [2023-08-30 12:19:20,493 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:19:20" (1/1) ... [2023-08-30 12:19:20,497 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:19:20,538 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:19:20,637 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix021.opt.i[944,957] [2023-08-30 12:19:20,810 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:19:20,822 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:19:20,831 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix021.opt.i[944,957] [2023-08-30 12:19:20,872 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:19:20,905 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:19:20,905 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:19:20,909 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:19:20,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:20 WrapperNode [2023-08-30 12:19:20,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:19:20,911 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:19:20,911 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:19:20,911 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:19:20,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:20" (1/1) ... [2023-08-30 12:19:20,936 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:20" (1/1) ... [2023-08-30 12:19:20,968 INFO L138 Inliner]: procedures = 180, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 167 [2023-08-30 12:19:20,973 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:19:20,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:19:20,974 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:19:20,974 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:19:20,980 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:20" (1/1) ... [2023-08-30 12:19:20,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:20" (1/1) ... [2023-08-30 12:19:20,984 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:20" (1/1) ... [2023-08-30 12:19:20,986 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:20" (1/1) ... [2023-08-30 12:19:20,997 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:20" (1/1) ... [2023-08-30 12:19:21,005 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:20" (1/1) ... [2023-08-30 12:19:21,008 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:20" (1/1) ... [2023-08-30 12:19:21,015 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:20" (1/1) ... [2023-08-30 12:19:21,018 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:19:21,020 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:19:21,021 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:19:21,021 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:19:21,021 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:20" (1/1) ... [2023-08-30 12:19:21,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:19:21,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:19:21,044 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 12:19:21,063 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 12:19:21,072 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:19:21,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:19:21,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:19:21,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:19:21,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:19:21,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:19:21,085 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:19:21,085 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:19:21,085 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:19:21,085 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:19:21,085 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:19:21,086 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:19:21,086 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 12:19:21,086 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 12:19:21,086 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:19:21,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:19:21,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:19:21,087 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:19:21,209 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:19:21,217 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:19:21,479 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:19:21,694 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:19:21,695 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:19:21,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:19:21 BoogieIcfgContainer [2023-08-30 12:19:21,697 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:19:21,699 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:19:21,699 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:19:21,701 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:19:21,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:19:20" (1/3) ... [2023-08-30 12:19:21,701 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13dc343d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:19:21, skipping insertion in model container [2023-08-30 12:19:21,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:20" (2/3) ... [2023-08-30 12:19:21,702 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13dc343d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:19:21, skipping insertion in model container [2023-08-30 12:19:21,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:19:21" (3/3) ... [2023-08-30 12:19:21,705 INFO L112 eAbstractionObserver]: Analyzing ICFG mix021.opt.i [2023-08-30 12:19:21,710 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:19:21,716 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:19:21,716 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 12:19:21,716 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:19:21,772 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:19:21,777 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 12:19:21,782 INFO L158 Benchmark]: Toolchain (without parser) took 1297.02ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 32.6MB in the beginning and 62.8MB in the end (delta: -30.2MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2023-08-30 12:19:21,782 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 65.0MB. Free memory is still 43.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:19:21,782 INFO L158 Benchmark]: CACSL2BoogieTranslator took 425.55ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 32.4MB in the beginning and 51.9MB in the end (delta: -19.5MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2023-08-30 12:19:21,783 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.75ms. Allocated memory is still 90.2MB. Free memory was 51.9MB in the beginning and 49.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:19:21,784 INFO L158 Benchmark]: Boogie Preprocessor took 45.86ms. Allocated memory is still 90.2MB. Free memory was 49.0MB in the beginning and 46.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:19:21,785 INFO L158 Benchmark]: RCFGBuilder took 676.14ms. Allocated memory is still 90.2MB. Free memory was 46.6MB in the beginning and 48.1MB in the end (delta: -1.5MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2023-08-30 12:19:21,785 INFO L158 Benchmark]: TraceAbstraction took 81.69ms. Allocated memory is still 90.2MB. Free memory was 47.4MB in the beginning and 62.8MB in the end (delta: -15.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:19:21,791 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 65.0MB. Free memory is still 43.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 425.55ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 32.4MB in the beginning and 51.9MB in the end (delta: -19.5MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.75ms. Allocated memory is still 90.2MB. Free memory was 51.9MB in the beginning and 49.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.86ms. Allocated memory is still 90.2MB. Free memory was 49.0MB in the beginning and 46.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 676.14ms. Allocated memory is still 90.2MB. Free memory was 46.6MB in the beginning and 48.1MB in the end (delta: -1.5MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * TraceAbstraction took 81.69ms. Allocated memory is still 90.2MB. Free memory was 47.4MB in the beginning and 62.8MB in the end (delta: -15.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:19:21,809 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