./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.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 ERROR reachability Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi008.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 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 22:24:23,224 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:24:23,226 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:24:23,269 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:24:23,271 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:24:23,274 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:24:23,276 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:24:23,278 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:24:23,280 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:24:23,285 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:24:23,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:24:23,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:24:23,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:24:23,290 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:24:23,291 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:24:23,298 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:24:23,299 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:24:23,301 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:24:23,302 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:24:23,307 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:24:23,308 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:24:23,309 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:24:23,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:24:23,310 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:24:23,317 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:24:23,317 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:24:23,317 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:24:23,319 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:24:23,319 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:24:23,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:24:23,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:24:23,326 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:24:23,328 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:24:23,328 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:24:23,329 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:24:23,329 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:24:23,330 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:24:23,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:24:23,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:24:23,331 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:24:23,332 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:24:23,333 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:24:23,365 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:24:23,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:24:23,366 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:24:23,366 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:24:23,367 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:24:23,367 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:24:23,368 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:24:23,368 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:24:23,368 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:24:23,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:24:23,369 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:24:23,370 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:24:23,370 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:24:23,370 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:24:23,370 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:24:23,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:24:23,370 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:24:23,371 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:24:23,371 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:24:23,371 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:24:23,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:24:23,371 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:24:23,372 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:24:23,372 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:24:23,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:24:23,372 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:24:23,372 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:24:23,373 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:24:23,373 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:24:23,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:24:23,373 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:24:23,373 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:24:23,374 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:24:23,374 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:24:23,374 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:24:23,374 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1d84228246cc640f111b0bf0907a0ec6838e3ee0e70770c8d77ae15dd23f4db Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:24:23,693 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:24:23,721 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:24:23,723 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:24:23,724 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:24:23,724 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:24:23,725 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi008.oepc.i [2023-08-30 22:24:24,985 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:24:25,225 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:24:25,226 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi008.oepc.i [2023-08-30 22:24:25,237 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a3709160/7573bd38d98148fcb78ce7a94a4803c3/FLAG804d7dffd [2023-08-30 22:24:25,254 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a3709160/7573bd38d98148fcb78ce7a94a4803c3 [2023-08-30 22:24:25,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:24:25,257 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:24:25,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:24:25,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:24:25,260 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:24:25,261 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:24:25" (1/1) ... [2023-08-30 22:24:25,261 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69770d94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:25, skipping insertion in model container [2023-08-30 22:24:25,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:24:25" (1/1) ... [2023-08-30 22:24:25,266 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:24:25,308 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:24:25,428 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 22:24:25,666 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:24:25,678 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:24:25,692 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 22:24:25,757 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:24:25,788 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:24:25,788 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:24:25,794 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:24:25,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:25 WrapperNode [2023-08-30 22:24:25,794 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:24:25,795 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:24:25,796 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:24:25,796 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:24:25,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:25" (1/1) ... [2023-08-30 22:24:25,828 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:25" (1/1) ... [2023-08-30 22:24:25,862 INFO L138 Inliner]: procedures = 175, calls = 45, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 135 [2023-08-30 22:24:25,863 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:24:25,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:24:25,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:24:25,865 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:24:25,872 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:25" (1/1) ... [2023-08-30 22:24:25,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:25" (1/1) ... [2023-08-30 22:24:25,888 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:25" (1/1) ... [2023-08-30 22:24:25,889 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:25" (1/1) ... [2023-08-30 22:24:25,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:25" (1/1) ... [2023-08-30 22:24:25,909 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:25" (1/1) ... [2023-08-30 22:24:25,911 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:25" (1/1) ... [2023-08-30 22:24:25,913 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:25" (1/1) ... [2023-08-30 22:24:25,915 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:24:25,920 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:24:25,920 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:24:25,921 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:24:25,921 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:25" (1/1) ... [2023-08-30 22:24:25,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:24:25,937 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:24:25,950 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 22:24:25,955 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 22:24:25,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:24:25,984 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:24:25,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:24:25,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:24:25,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:24:25,985 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:24:25,985 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:24:25,985 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:24:25,985 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:24:25,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:24:25,985 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:24:25,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:24:25,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:24:25,987 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 22:24:26,142 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:24:26,143 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:24:26,476 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:24:26,626 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:24:26,627 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:24:26,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:24:26 BoogieIcfgContainer [2023-08-30 22:24:26,633 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:24:26,635 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:24:26,636 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:24:26,638 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:24:26,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:24:25" (1/3) ... [2023-08-30 22:24:26,639 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20fe81bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:24:26, skipping insertion in model container [2023-08-30 22:24:26,639 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:25" (2/3) ... [2023-08-30 22:24:26,639 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20fe81bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:24:26, skipping insertion in model container [2023-08-30 22:24:26,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:24:26" (3/3) ... [2023-08-30 22:24:26,641 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi008.oepc.i [2023-08-30 22:24:26,647 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:24:26,655 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:24:26,656 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:24:26,656 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:24:26,717 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:24:26,722 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 22:24:26,728 INFO L158 Benchmark]: Toolchain (without parser) took 1469.97ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 44.9MB in the beginning and 41.2MB in the end (delta: 3.7MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2023-08-30 22:24:26,728 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 56.6MB. Free memory is still 34.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:24:26,729 INFO L158 Benchmark]: CACSL2BoogieTranslator took 537.19ms. Allocated memory is still 69.2MB. Free memory was 44.7MB in the beginning and 37.8MB in the end (delta: 6.9MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2023-08-30 22:24:26,730 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.62ms. Allocated memory is still 69.2MB. Free memory was 37.8MB in the beginning and 35.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:24:26,730 INFO L158 Benchmark]: Boogie Preprocessor took 55.57ms. Allocated memory is still 69.2MB. Free memory was 35.1MB in the beginning and 33.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:24:26,731 INFO L158 Benchmark]: RCFGBuilder took 712.82ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 33.1MB in the beginning and 51.2MB in the end (delta: -18.1MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2023-08-30 22:24:26,732 INFO L158 Benchmark]: TraceAbstraction took 91.14ms. Allocated memory is still 83.9MB. Free memory was 50.2MB in the beginning and 41.2MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 22:24:26,739 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 56.6MB. Free memory is still 34.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 537.19ms. Allocated memory is still 69.2MB. Free memory was 44.7MB in the beginning and 37.8MB in the end (delta: 6.9MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.62ms. Allocated memory is still 69.2MB. Free memory was 37.8MB in the beginning and 35.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.57ms. Allocated memory is still 69.2MB. Free memory was 35.1MB in the beginning and 33.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 712.82ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 33.1MB in the beginning and 51.2MB in the end (delta: -18.1MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * TraceAbstraction took 91.14ms. Allocated memory is still 83.9MB. Free memory was 50.2MB in the beginning and 41.2MB 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 22:24:26,763 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-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 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 22:24:28,576 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:24:28,578 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:24:28,618 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:24:28,620 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:24:28,623 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:24:28,625 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:24:28,627 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:24:28,629 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:24:28,634 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:24:28,635 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:24:28,637 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:24:28,637 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:24:28,639 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:24:28,640 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:24:28,645 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:24:28,646 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:24:28,646 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:24:28,650 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:24:28,652 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:24:28,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:24:28,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:24:28,662 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:24:28,663 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:24:28,672 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:24:28,673 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:24:28,673 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:24:28,675 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:24:28,675 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:24:28,676 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:24:28,676 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:24:28,681 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:24:28,683 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:24:28,684 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:24:28,684 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:24:28,685 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:24:28,685 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:24:28,686 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:24:28,686 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:24:28,687 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:24:28,687 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:24:28,689 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:24:28,720 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:24:28,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:24:28,721 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:24:28,721 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:24:28,722 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:24:28,722 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:24:28,723 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:24:28,723 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:24:28,723 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:24:28,724 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:24:28,724 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:24:28,725 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:24:28,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:24:28,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:24:28,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:24:28,725 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:24:28,726 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:24:28,726 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:24:28,726 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:24:28,726 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:24:28,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:24:28,726 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:24:28,727 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:24:28,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:24:28,727 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:24:28,727 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:24:28,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:24:28,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:24:28,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:24:28,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:24:28,728 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:24:28,728 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:24:28,729 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:24:28,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:24:28,729 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:24:28,729 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:24:28,729 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:24:28,730 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:24:28,730 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1d84228246cc640f111b0bf0907a0ec6838e3ee0e70770c8d77ae15dd23f4db Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:24:29,018 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:24:29,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:24:29,048 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:24:29,049 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:24:29,049 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:24:29,050 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi008.oepc.i [2023-08-30 22:24:30,171 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:24:30,474 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:24:30,474 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi008.oepc.i [2023-08-30 22:24:30,487 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/959c65048/395504a4094843d48e9ac20b142c4a67/FLAG733a2d168 [2023-08-30 22:24:30,501 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/959c65048/395504a4094843d48e9ac20b142c4a67 [2023-08-30 22:24:30,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:24:30,504 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:24:30,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:24:30,506 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:24:30,510 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:24:30,511 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:24:30" (1/1) ... [2023-08-30 22:24:30,512 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bb459bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:30, skipping insertion in model container [2023-08-30 22:24:30,512 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:24:30" (1/1) ... [2023-08-30 22:24:30,518 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:24:30,582 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:24:30,696 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 22:24:30,905 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:24:30,918 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:24:30,930 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 22:24:30,970 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:24:31,004 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:24:31,005 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:24:31,010 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:24:31,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:31 WrapperNode [2023-08-30 22:24:31,011 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:24:31,012 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:24:31,012 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:24:31,013 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:24:31,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:31" (1/1) ... [2023-08-30 22:24:31,040 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:31" (1/1) ... [2023-08-30 22:24:31,071 INFO L138 Inliner]: procedures = 178, calls = 45, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 136 [2023-08-30 22:24:31,072 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:24:31,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:24:31,073 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:24:31,073 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:24:31,080 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:31" (1/1) ... [2023-08-30 22:24:31,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:31" (1/1) ... [2023-08-30 22:24:31,084 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:31" (1/1) ... [2023-08-30 22:24:31,084 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:31" (1/1) ... [2023-08-30 22:24:31,101 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:31" (1/1) ... [2023-08-30 22:24:31,102 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:31" (1/1) ... [2023-08-30 22:24:31,105 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:31" (1/1) ... [2023-08-30 22:24:31,106 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:31" (1/1) ... [2023-08-30 22:24:31,110 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:24:31,110 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:24:31,110 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:24:31,110 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:24:31,111 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:31" (1/1) ... [2023-08-30 22:24:31,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:24:31,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:24:31,138 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 22:24:31,147 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 22:24:31,172 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:24:31,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:24:31,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:24:31,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:24:31,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:24:31,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:24:31,173 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:24:31,173 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:24:31,173 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:24:31,173 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:24:31,174 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:24:31,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:24:31,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:24:31,175 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 22:24:31,291 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:24:31,292 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:24:31,676 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:24:31,830 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:24:31,831 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:24:31,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:24:31 BoogieIcfgContainer [2023-08-30 22:24:31,833 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:24:31,835 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:24:31,836 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:24:31,838 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:24:31,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:24:30" (1/3) ... [2023-08-30 22:24:31,839 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d99cb59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:24:31, skipping insertion in model container [2023-08-30 22:24:31,839 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:31" (2/3) ... [2023-08-30 22:24:31,840 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d99cb59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:24:31, skipping insertion in model container [2023-08-30 22:24:31,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:24:31" (3/3) ... [2023-08-30 22:24:31,841 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi008.oepc.i [2023-08-30 22:24:31,848 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:24:31,856 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:24:31,856 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:24:31,856 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:24:31,911 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:24:31,917 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 22:24:31,921 INFO L158 Benchmark]: Toolchain (without parser) took 1416.09ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 51.9MB in the beginning and 52.7MB in the end (delta: -773.4kB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2023-08-30 22:24:31,922 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 58.7MB. Free memory is still 36.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:24:31,922 INFO L158 Benchmark]: CACSL2BoogieTranslator took 506.12ms. Allocated memory is still 75.5MB. Free memory was 51.7MB in the beginning and 47.2MB in the end (delta: 4.5MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2023-08-30 22:24:31,923 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.67ms. Allocated memory is still 75.5MB. Free memory was 47.2MB in the beginning and 44.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:24:31,924 INFO L158 Benchmark]: Boogie Preprocessor took 37.19ms. Allocated memory is still 75.5MB. Free memory was 44.7MB in the beginning and 42.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:24:31,925 INFO L158 Benchmark]: RCFGBuilder took 723.33ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 42.4MB in the beginning and 65.0MB in the end (delta: -22.6MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2023-08-30 22:24:31,925 INFO L158 Benchmark]: TraceAbstraction took 84.25ms. Allocated memory is still 92.3MB. Free memory was 64.4MB in the beginning and 52.7MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 22:24:31,933 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 58.7MB. Free memory is still 36.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 506.12ms. Allocated memory is still 75.5MB. Free memory was 51.7MB in the beginning and 47.2MB in the end (delta: 4.5MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.67ms. Allocated memory is still 75.5MB. Free memory was 47.2MB in the beginning and 44.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.19ms. Allocated memory is still 75.5MB. Free memory was 44.7MB in the beginning and 42.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 723.33ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 42.4MB in the beginning and 65.0MB in the end (delta: -22.6MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. * TraceAbstraction took 84.25ms. Allocated memory is still 92.3MB. Free memory was 64.4MB in the beginning and 52.7MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:24:31,951 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