./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/rfi008.oepc.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/rfi008.oepc.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 e1d84228246cc640f111b0bf0907a0ec6838e3ee0e70770c8d77ae15dd23f4db --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 12:21:52,837 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:21:52,839 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:21:52,871 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:21:52,872 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:21:52,874 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:21:52,876 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:21:52,878 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:21:52,879 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:21:52,883 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:21:52,883 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:21:52,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:21:52,885 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:21:52,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:21:52,887 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:21:52,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:21:52,892 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:21:52,893 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:21:52,894 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:21:52,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:21:52,898 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:21:52,899 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:21:52,899 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:21:52,900 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:21:52,920 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:21:52,920 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:21:52,921 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:21:52,922 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:21:52,922 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:21:52,923 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:21:52,923 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:21:52,927 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:21:52,928 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:21:52,929 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:21:52,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:21:52,930 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:21:52,930 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:21:52,930 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:21:52,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:21:52,931 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:21:52,931 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:21:52,933 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:21:52,958 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:21:52,958 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:21:52,959 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:21:52,959 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:21:52,960 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:21:52,960 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:21:52,960 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:21:52,960 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:21:52,961 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:21:52,961 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:21:52,961 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:21:52,962 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:21:52,962 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:21:52,962 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:21:52,962 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:21:52,962 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:21:52,962 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:21:52,963 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:21:52,963 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:21:52,963 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:21:52,963 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:21:52,963 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:21:52,963 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:21:52,963 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:21:52,964 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:21:52,964 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:21:52,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:21:52,964 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:21:52,964 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:21:52,965 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:21:52,965 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:21:52,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:21:52,965 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:21:52,965 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:21:52,965 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:21:52,966 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:21:52,966 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:21:52,966 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1d84228246cc640f111b0bf0907a0ec6838e3ee0e70770c8d77ae15dd23f4db Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:21:53,199 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:21:53,222 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:21:53,223 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:21:53,224 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:21:53,225 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:21:53,226 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi008.oepc.i [2023-08-30 12:21:54,125 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:21:54,358 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:21:54,361 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi008.oepc.i [2023-08-30 12:21:54,382 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a782b0293/c65b04ee15b6498482d3bd2183e8c9b5/FLAGcb3dc9c51 [2023-08-30 12:21:54,393 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a782b0293/c65b04ee15b6498482d3bd2183e8c9b5 [2023-08-30 12:21:54,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:21:54,397 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:21:54,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:21:54,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:21:54,401 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:21:54,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:21:54" (1/1) ... [2023-08-30 12:21:54,402 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41ebccdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:54, skipping insertion in model container [2023-08-30 12:21:54,403 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:21:54" (1/1) ... [2023-08-30 12:21:54,407 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:21:54,438 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:21:54,558 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/rfi008.oepc.i[988,1001] [2023-08-30 12:21:54,710 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:21:54,724 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:21:54,733 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/rfi008.oepc.i[988,1001] [2023-08-30 12:21:54,774 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:21:54,809 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:21:54,809 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:21:54,814 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:21:54,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:54 WrapperNode [2023-08-30 12:21:54,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:21:54,815 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:21:54,815 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:21:54,815 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:21:54,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:54" (1/1) ... [2023-08-30 12:21:54,828 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:54" (1/1) ... [2023-08-30 12:21:54,843 INFO L138 Inliner]: procedures = 175, calls = 45, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 137 [2023-08-30 12:21:54,844 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:21:54,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:21:54,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:21:54,844 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:21:54,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:54" (1/1) ... [2023-08-30 12:21:54,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:54" (1/1) ... [2023-08-30 12:21:54,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:54" (1/1) ... [2023-08-30 12:21:54,852 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:54" (1/1) ... [2023-08-30 12:21:54,856 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:54" (1/1) ... [2023-08-30 12:21:54,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:54" (1/1) ... [2023-08-30 12:21:54,859 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:54" (1/1) ... [2023-08-30 12:21:54,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:54" (1/1) ... [2023-08-30 12:21:54,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:21:54,862 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:21:54,863 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:21:54,863 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:21:54,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:54" (1/1) ... [2023-08-30 12:21:54,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:21:54,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:21:54,888 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 12:21:54,892 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 12:21:54,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:21:54,914 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:21:54,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:21:54,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:21:54,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:21:54,915 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:21:54,915 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:21:54,915 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:21:54,915 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:21:54,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:21:54,915 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:21:54,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:21:54,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:21:54,917 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 12:21:55,002 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:21:55,003 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:21:55,273 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:21:55,362 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:21:55,362 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:21:55,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:21:55 BoogieIcfgContainer [2023-08-30 12:21:55,364 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:21:55,366 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:21:55,366 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:21:55,368 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:21:55,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:21:54" (1/3) ... [2023-08-30 12:21:55,368 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7add528d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:21:55, skipping insertion in model container [2023-08-30 12:21:55,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:54" (2/3) ... [2023-08-30 12:21:55,369 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7add528d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:21:55, skipping insertion in model container [2023-08-30 12:21:55,369 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:21:55" (3/3) ... [2023-08-30 12:21:55,370 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi008.oepc.i [2023-08-30 12:21:55,375 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:21:55,381 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:21:55,381 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-08-30 12:21:55,381 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:21:55,428 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:21:55,433 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 12:21:55,437 INFO L158 Benchmark]: Toolchain (without parser) took 1039.93ms. Allocated memory was 83.9MB in the beginning and 113.2MB in the end (delta: 29.4MB). Free memory was 60.2MB in the beginning and 64.7MB in the end (delta: -4.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-08-30 12:21:55,438 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 83.9MB. Free memory is still 61.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:21:55,438 INFO L158 Benchmark]: CACSL2BoogieTranslator took 415.65ms. Allocated memory is still 83.9MB. Free memory was 60.2MB in the beginning and 62.2MB in the end (delta: -2.0MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2023-08-30 12:21:55,439 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.97ms. Allocated memory is still 83.9MB. Free memory was 62.2MB in the beginning and 59.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:21:55,440 INFO L158 Benchmark]: Boogie Preprocessor took 18.04ms. Allocated memory is still 83.9MB. Free memory was 59.5MB in the beginning and 57.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:21:55,440 INFO L158 Benchmark]: RCFGBuilder took 501.77ms. Allocated memory was 83.9MB in the beginning and 113.2MB in the end (delta: 29.4MB). Free memory was 57.8MB in the beginning and 74.2MB in the end (delta: -16.5MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2023-08-30 12:21:55,441 INFO L158 Benchmark]: TraceAbstraction took 70.55ms. Allocated memory is still 113.2MB. Free memory was 73.7MB in the beginning and 64.7MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 12:21:55,446 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 83.9MB. Free memory is still 61.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 415.65ms. Allocated memory is still 83.9MB. Free memory was 60.2MB in the beginning and 62.2MB in the end (delta: -2.0MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.97ms. Allocated memory is still 83.9MB. Free memory was 62.2MB in the beginning and 59.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.04ms. Allocated memory is still 83.9MB. Free memory was 59.5MB in the beginning and 57.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 501.77ms. Allocated memory was 83.9MB in the beginning and 113.2MB in the end (delta: 29.4MB). Free memory was 57.8MB in the beginning and 74.2MB in the end (delta: -16.5MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. * TraceAbstraction took 70.55ms. Allocated memory is still 113.2MB. Free memory was 73.7MB in the beginning and 64.7MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. 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. [2023-08-30 12:21:55,475 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/rfi008.oepc.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 e1d84228246cc640f111b0bf0907a0ec6838e3ee0e70770c8d77ae15dd23f4db --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 12:21:56,952 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:21:56,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:21:56,986 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:21:56,988 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:21:56,990 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:21:56,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:21:56,993 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:21:56,995 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:21:56,998 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:21:56,999 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:21:57,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:21:57,001 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:21:57,002 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:21:57,003 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:21:57,007 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:21:57,008 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:21:57,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:21:57,010 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:21:57,016 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:21:57,017 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:21:57,017 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:21:57,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:21:57,019 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:21:57,024 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:21:57,024 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:21:57,024 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:21:57,026 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:21:57,026 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:21:57,027 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:21:57,027 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:21:57,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:21:57,032 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:21:57,032 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:21:57,033 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:21:57,034 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:21:57,034 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:21:57,034 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:21:57,034 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:21:57,035 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:21:57,035 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:21:57,037 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:21:57,063 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:21:57,064 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:21:57,065 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:21:57,065 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:21:57,065 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:21:57,065 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:21:57,066 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:21:57,066 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:21:57,066 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:21:57,066 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:21:57,067 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:21:57,067 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:21:57,067 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:21:57,067 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:21:57,067 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:21:57,068 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:21:57,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:21:57,068 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:21:57,068 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:21:57,068 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:21:57,068 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:21:57,069 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:21:57,069 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:21:57,069 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:21:57,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:21:57,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:21:57,069 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:21:57,069 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:21:57,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:21:57,070 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:21:57,070 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:21:57,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:21:57,070 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:21:57,070 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:21:57,071 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:21:57,071 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:21:57,071 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:21:57,071 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:21:57,071 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:21:57,071 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:21:57,071 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1d84228246cc640f111b0bf0907a0ec6838e3ee0e70770c8d77ae15dd23f4db Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:21:57,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:21:57,324 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:21:57,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:21:57,326 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:21:57,326 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:21:57,327 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi008.oepc.i [2023-08-30 12:21:58,194 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:21:58,432 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:21:58,432 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi008.oepc.i [2023-08-30 12:21:58,451 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1326e6ed1/5937e2e3a74642bb994b9feb129b3a1a/FLAGcafced11d [2023-08-30 12:21:58,465 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1326e6ed1/5937e2e3a74642bb994b9feb129b3a1a [2023-08-30 12:21:58,466 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:21:58,467 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:21:58,469 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:21:58,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:21:58,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:21:58,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:21:58" (1/1) ... [2023-08-30 12:21:58,473 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@251c0833 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:58, skipping insertion in model container [2023-08-30 12:21:58,473 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:21:58" (1/1) ... [2023-08-30 12:21:58,477 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:21:58,516 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:21:58,654 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/rfi008.oepc.i[988,1001] [2023-08-30 12:21:58,820 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:21:58,830 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:21:58,840 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/rfi008.oepc.i[988,1001] [2023-08-30 12:21:58,882 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:21:58,916 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:21:58,916 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:21:58,921 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:21:58,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:58 WrapperNode [2023-08-30 12:21:58,921 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:21:58,922 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:21:58,922 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:21:58,922 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:21:58,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:58" (1/1) ... [2023-08-30 12:21:58,953 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:58" (1/1) ... [2023-08-30 12:21:58,980 INFO L138 Inliner]: procedures = 178, calls = 45, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 138 [2023-08-30 12:21:58,980 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:21:58,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:21:58,981 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:21:58,981 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:21:58,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:58" (1/1) ... [2023-08-30 12:21:58,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:58" (1/1) ... [2023-08-30 12:21:58,997 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:58" (1/1) ... [2023-08-30 12:21:58,997 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:58" (1/1) ... [2023-08-30 12:21:59,009 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:58" (1/1) ... [2023-08-30 12:21:59,010 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:58" (1/1) ... [2023-08-30 12:21:59,012 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:58" (1/1) ... [2023-08-30 12:21:59,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:58" (1/1) ... [2023-08-30 12:21:59,016 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:21:59,016 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:21:59,016 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:21:59,016 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:21:59,017 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:58" (1/1) ... [2023-08-30 12:21:59,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:21:59,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:21:59,047 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 12:21:59,060 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 12:21:59,072 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:21:59,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:21:59,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:21:59,073 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:21:59,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:21:59,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:21:59,073 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:21:59,073 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:21:59,073 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:21:59,073 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:21:59,073 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:21:59,073 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:21:59,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:21:59,074 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 12:21:59,217 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:21:59,219 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:21:59,433 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:21:59,553 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:21:59,553 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:21:59,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:21:59 BoogieIcfgContainer [2023-08-30 12:21:59,555 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:21:59,557 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:21:59,557 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:21:59,559 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:21:59,559 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:21:58" (1/3) ... [2023-08-30 12:21:59,559 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a77244b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:21:59, skipping insertion in model container [2023-08-30 12:21:59,559 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:58" (2/3) ... [2023-08-30 12:21:59,560 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a77244b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:21:59, skipping insertion in model container [2023-08-30 12:21:59,560 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:21:59" (3/3) ... [2023-08-30 12:21:59,561 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi008.oepc.i [2023-08-30 12:21:59,566 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:21:59,572 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:21:59,572 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-08-30 12:21:59,573 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:21:59,612 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:21:59,616 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 12:21:59,620 INFO L158 Benchmark]: Toolchain (without parser) took 1152.11ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 38.0MB in the beginning and 50.7MB in the end (delta: -12.6MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2023-08-30 12:21:59,621 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 54.5MB. Free memory is still 32.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:21:59,621 INFO L158 Benchmark]: CACSL2BoogieTranslator took 452.06ms. Allocated memory is still 67.1MB. Free memory was 37.7MB in the beginning and 42.9MB in the end (delta: -5.2MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2023-08-30 12:21:59,622 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.32ms. Allocated memory is still 67.1MB. Free memory was 42.9MB in the beginning and 40.2MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:21:59,622 INFO L158 Benchmark]: Boogie Preprocessor took 35.11ms. Allocated memory is still 67.1MB. Free memory was 40.2MB in the beginning and 37.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:21:59,623 INFO L158 Benchmark]: RCFGBuilder took 539.31ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 37.8MB in the beginning and 41.8MB in the end (delta: -4.1MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2023-08-30 12:21:59,623 INFO L158 Benchmark]: TraceAbstraction took 62.34ms. Allocated memory is still 81.8MB. Free memory was 41.5MB in the beginning and 50.7MB in the end (delta: -9.2MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2023-08-30 12:21:59,629 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 54.5MB. Free memory is still 32.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 452.06ms. Allocated memory is still 67.1MB. Free memory was 37.7MB in the beginning and 42.9MB in the end (delta: -5.2MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.32ms. Allocated memory is still 67.1MB. Free memory was 42.9MB in the beginning and 40.2MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.11ms. Allocated memory is still 67.1MB. Free memory was 40.2MB in the beginning and 37.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 539.31ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 37.8MB in the beginning and 41.8MB in the end (delta: -4.1MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. * TraceAbstraction took 62.34ms. Allocated memory is still 81.8MB. Free memory was 41.5MB in the beginning and 50.7MB in the end (delta: -9.2MB). Peak memory consumption was 9.1MB. 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 12:21:59,647 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