./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/rfi006_power.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/rfi006_power.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 35f6655b445fc5bf4a2ebfcafed490ee38fb52115875b19e3a717aa5f56b5e77 --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 22:24:15,274 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:24:15,275 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:24:15,294 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:24:15,295 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:24:15,296 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:24:15,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:24:15,298 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:24:15,299 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:24:15,299 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:24:15,300 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:24:15,301 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:24:15,301 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:24:15,302 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:24:15,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:24:15,303 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:24:15,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:24:15,304 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:24:15,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:24:15,306 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:24:15,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:24:15,322 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:24:15,329 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:24:15,330 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:24:15,332 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:24:15,332 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:24:15,333 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:24:15,333 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:24:15,334 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:24:15,335 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:24:15,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:24:15,337 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:24:15,339 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:24:15,339 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:24:15,342 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:24:15,342 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:24:15,343 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:24:15,343 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:24:15,344 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:24:15,344 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:24:15,345 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:24:15,346 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:24:15,371 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:24:15,372 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:24:15,372 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:24:15,373 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:24:15,373 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:24:15,373 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:24:15,374 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:24:15,375 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:24:15,375 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:24:15,375 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:24:15,376 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:24:15,376 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:24:15,376 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:24:15,376 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:24:15,376 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:24:15,376 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:24:15,376 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:24:15,377 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:24:15,377 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:24:15,377 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:24:15,377 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:24:15,377 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:24:15,377 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:24:15,377 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:24:15,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:24:15,378 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:24:15,378 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:24:15,378 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:24:15,378 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:24:15,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:24:15,379 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:24:15,379 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:24:15,379 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:24:15,379 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:24:15,379 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:24:15,379 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35f6655b445fc5bf4a2ebfcafed490ee38fb52115875b19e3a717aa5f56b5e77 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:24:15,656 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:24:15,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:24:15,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:24:15,679 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:24:15,680 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:24:15,680 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi006_power.oepc.i [2023-08-30 22:24:16,708 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:24:16,950 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:24:16,951 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi006_power.oepc.i [2023-08-30 22:24:16,964 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b12c6829a/69aff4f371c44882b6a9e2213c7c552c/FLAGdba48d0d3 [2023-08-30 22:24:16,978 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b12c6829a/69aff4f371c44882b6a9e2213c7c552c [2023-08-30 22:24:16,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:24:16,981 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:24:16,982 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:24:16,982 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:24:16,984 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:24:16,985 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:24:16" (1/1) ... [2023-08-30 22:24:16,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3faeb7ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:16, skipping insertion in model container [2023-08-30 22:24:16,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:24:16" (1/1) ... [2023-08-30 22:24:16,992 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:24:17,034 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:24:17,170 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/rfi006_power.oepc.i[994,1007] [2023-08-30 22:24:17,353 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:24:17,363 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:24:17,371 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/rfi006_power.oepc.i[994,1007] [2023-08-30 22:24:17,470 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:24:17,495 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:24:17,495 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:24:17,500 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:24:17,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:17 WrapperNode [2023-08-30 22:24:17,501 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:24:17,502 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:24:17,502 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:24:17,502 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:24:17,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:17" (1/1) ... [2023-08-30 22:24:17,528 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:17" (1/1) ... [2023-08-30 22:24:17,544 INFO L138 Inliner]: procedures = 176, calls = 75, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 137 [2023-08-30 22:24:17,545 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:24:17,545 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:24:17,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:24:17,545 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:24:17,551 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:17" (1/1) ... [2023-08-30 22:24:17,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:17" (1/1) ... [2023-08-30 22:24:17,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:17" (1/1) ... [2023-08-30 22:24:17,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:17" (1/1) ... [2023-08-30 22:24:17,561 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:17" (1/1) ... [2023-08-30 22:24:17,562 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:17" (1/1) ... [2023-08-30 22:24:17,564 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:17" (1/1) ... [2023-08-30 22:24:17,565 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:17" (1/1) ... [2023-08-30 22:24:17,567 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:24:17,568 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:24:17,568 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:24:17,568 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:24:17,569 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:17" (1/1) ... [2023-08-30 22:24:17,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:24:17,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:24:17,594 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 22:24:17,617 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 22:24:17,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 22:24:17,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:24:17,621 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:24:17,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:24:17,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:24:17,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:24:17,621 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:24:17,621 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:24:17,622 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:24:17,622 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:24:17,622 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:24:17,622 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:24:17,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:24:17,622 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:24:17,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:24:17,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:24:17,623 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 22:24:17,728 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:24:17,729 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:24:18,087 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:24:18,340 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:24:18,340 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:24:18,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:24:18 BoogieIcfgContainer [2023-08-30 22:24:18,342 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:24:18,360 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:24:18,360 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:24:18,362 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:24:18,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:24:16" (1/3) ... [2023-08-30 22:24:18,363 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e9c2aab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:24:18, skipping insertion in model container [2023-08-30 22:24:18,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:17" (2/3) ... [2023-08-30 22:24:18,364 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e9c2aab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:24:18, skipping insertion in model container [2023-08-30 22:24:18,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:24:18" (3/3) ... [2023-08-30 22:24:18,365 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi006_power.oepc.i [2023-08-30 22:24:18,371 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:24:18,376 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:24:18,377 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:24:18,377 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:24:18,427 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:24:18,432 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 22:24:18,436 INFO L158 Benchmark]: Toolchain (without parser) took 1454.82ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 61.4MB in the beginning and 70.2MB in the end (delta: -8.8MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-08-30 22:24:18,437 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 65.0MB. Free memory is still 42.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:24:18,437 INFO L158 Benchmark]: CACSL2BoogieTranslator took 519.21ms. Allocated memory is still 86.0MB. Free memory was 61.2MB in the beginning and 56.6MB in the end (delta: 4.6MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2023-08-30 22:24:18,438 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.06ms. Allocated memory is still 86.0MB. Free memory was 56.6MB in the beginning and 54.1MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 22:24:18,439 INFO L158 Benchmark]: Boogie Preprocessor took 22.38ms. Allocated memory is still 86.0MB. Free memory was 54.1MB in the beginning and 51.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:24:18,439 INFO L158 Benchmark]: RCFGBuilder took 773.65ms. Allocated memory is still 86.0MB. Free memory was 51.6MB in the beginning and 30.8MB in the end (delta: 20.8MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2023-08-30 22:24:18,440 INFO L158 Benchmark]: TraceAbstraction took 75.60ms. Allocated memory is still 109.1MB. Free memory was 82.8MB in the beginning and 70.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 22:24:18,445 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 65.0MB. Free memory is still 42.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 519.21ms. Allocated memory is still 86.0MB. Free memory was 61.2MB in the beginning and 56.6MB in the end (delta: 4.6MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.06ms. Allocated memory is still 86.0MB. Free memory was 56.6MB in the beginning and 54.1MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.38ms. Allocated memory is still 86.0MB. Free memory was 54.1MB in the beginning and 51.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 773.65ms. Allocated memory is still 86.0MB. Free memory was 51.6MB in the beginning and 30.8MB in the end (delta: 20.8MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * TraceAbstraction took 75.60ms. Allocated memory is still 109.1MB. Free memory was 82.8MB in the beginning and 70.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:24:18,469 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/rfi006_power.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 35f6655b445fc5bf4a2ebfcafed490ee38fb52115875b19e3a717aa5f56b5e77 --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 22:24:19,985 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:24:19,987 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:24:20,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:24:20,018 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:24:20,021 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:24:20,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:24:20,024 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:24:20,026 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:24:20,029 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:24:20,030 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:24:20,031 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:24:20,032 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:24:20,033 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:24:20,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:24:20,038 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:24:20,038 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:24:20,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:24:20,041 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:24:20,044 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:24:20,049 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:24:20,050 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:24:20,051 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:24:20,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:24:20,056 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:24:20,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:24:20,057 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:24:20,058 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:24:20,058 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:24:20,059 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:24:20,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:24:20,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:24:20,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:24:20,062 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:24:20,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:24:20,062 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:24:20,063 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:24:20,063 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:24:20,063 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:24:20,064 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:24:20,064 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:24:20,065 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:24:20,090 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:24:20,090 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:24:20,091 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:24:20,091 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:24:20,091 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:24:20,092 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:24:20,092 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:24:20,092 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:24:20,092 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:24:20,092 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:24:20,093 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:24:20,093 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:24:20,093 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:24:20,093 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:24:20,094 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:24:20,094 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:24:20,094 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:24:20,094 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:24:20,094 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:24:20,094 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:24:20,094 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:24:20,094 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:24:20,095 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:24:20,095 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:24:20,095 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:24:20,095 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:24:20,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:24:20,095 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:24:20,095 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:24:20,096 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:24:20,096 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:24:20,096 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:24:20,096 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:24:20,096 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:24:20,096 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:24:20,096 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:24:20,097 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:24:20,097 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:24:20,097 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35f6655b445fc5bf4a2ebfcafed490ee38fb52115875b19e3a717aa5f56b5e77 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:24:20,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:24:20,355 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:24:20,357 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:24:20,358 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:24:20,358 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:24:20,359 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi006_power.oepc.i [2023-08-30 22:24:21,437 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:24:21,664 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:24:21,664 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi006_power.oepc.i [2023-08-30 22:24:21,678 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6aad8e692/d5f8670a906946ac914341b242d4bbd1/FLAG1badd90ad [2023-08-30 22:24:21,689 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6aad8e692/d5f8670a906946ac914341b242d4bbd1 [2023-08-30 22:24:21,690 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:24:21,691 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:24:21,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:24:21,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:24:21,694 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:24:21,695 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:24:21" (1/1) ... [2023-08-30 22:24:21,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@268f7bf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:21, skipping insertion in model container [2023-08-30 22:24:21,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:24:21" (1/1) ... [2023-08-30 22:24:21,699 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:24:21,735 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:24:21,832 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/rfi006_power.oepc.i[994,1007] [2023-08-30 22:24:21,997 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:24:22,010 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:24:22,020 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/rfi006_power.oepc.i[994,1007] [2023-08-30 22:24:22,046 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:24:22,071 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:24:22,071 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:24:22,076 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:24:22,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:22 WrapperNode [2023-08-30 22:24:22,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:24:22,077 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:24:22,077 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:24:22,077 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:24:22,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:22" (1/1) ... [2023-08-30 22:24:22,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:22" (1/1) ... [2023-08-30 22:24:22,136 INFO L138 Inliner]: procedures = 180, calls = 75, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 138 [2023-08-30 22:24:22,137 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:24:22,138 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:24:22,138 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:24:22,138 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:24:22,144 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:22" (1/1) ... [2023-08-30 22:24:22,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:22" (1/1) ... [2023-08-30 22:24:22,156 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:22" (1/1) ... [2023-08-30 22:24:22,157 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:22" (1/1) ... [2023-08-30 22:24:22,167 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:22" (1/1) ... [2023-08-30 22:24:22,180 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:22" (1/1) ... [2023-08-30 22:24:22,183 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:22" (1/1) ... [2023-08-30 22:24:22,191 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:22" (1/1) ... [2023-08-30 22:24:22,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:24:22,195 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:24:22,195 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:24:22,195 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:24:22,195 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:22" (1/1) ... [2023-08-30 22:24:22,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:24:22,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:24:22,220 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 22:24:22,250 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 22:24:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 22:24:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:24:22,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:24:22,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:24:22,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:24:22,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:24:22,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:24:22,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 22:24:22,259 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:24:22,259 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:24:22,259 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:24:22,259 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:24:22,259 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:24:22,259 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:24:22,260 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:24:22,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:24:22,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:24:22,261 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 22:24:22,441 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:24:22,458 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:24:22,782 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:24:23,031 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:24:23,032 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:24:23,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:24:23 BoogieIcfgContainer [2023-08-30 22:24:23,033 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:24:23,035 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:24:23,035 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:24:23,037 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:24:23,038 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:24:21" (1/3) ... [2023-08-30 22:24:23,038 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30dbf867 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:24:23, skipping insertion in model container [2023-08-30 22:24:23,038 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:22" (2/3) ... [2023-08-30 22:24:23,039 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30dbf867 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:24:23, skipping insertion in model container [2023-08-30 22:24:23,039 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:24:23" (3/3) ... [2023-08-30 22:24:23,040 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi006_power.oepc.i [2023-08-30 22:24:23,046 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:24:23,053 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:24:23,053 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:24:23,053 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:24:23,112 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:24:23,117 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 22:24:23,121 INFO L158 Benchmark]: Toolchain (without parser) took 1429.34ms. Allocated memory was 62.9MB in the beginning and 94.4MB in the end (delta: 31.5MB). Free memory was 40.3MB in the beginning and 50.6MB in the end (delta: -10.2MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2023-08-30 22:24:23,122 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 62.9MB. Free memory was 40.5MB in the beginning and 40.4MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:24:23,122 INFO L158 Benchmark]: CACSL2BoogieTranslator took 384.38ms. Allocated memory was 62.9MB in the beginning and 77.6MB in the end (delta: 14.7MB). Free memory was 40.2MB in the beginning and 44.6MB in the end (delta: -4.4MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2023-08-30 22:24:23,123 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.23ms. Allocated memory is still 77.6MB. Free memory was 44.6MB in the beginning and 42.0MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 22:24:23,124 INFO L158 Benchmark]: Boogie Preprocessor took 56.35ms. Allocated memory is still 77.6MB. Free memory was 42.0MB in the beginning and 39.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:24:23,124 INFO L158 Benchmark]: RCFGBuilder took 838.99ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 39.4MB in the beginning and 67.4MB in the end (delta: -28.1MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2023-08-30 22:24:23,125 INFO L158 Benchmark]: TraceAbstraction took 85.05ms. Allocated memory is still 94.4MB. Free memory was 66.7MB in the beginning and 50.6MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 22:24:23,131 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 62.9MB. Free memory was 40.5MB in the beginning and 40.4MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 384.38ms. Allocated memory was 62.9MB in the beginning and 77.6MB in the end (delta: 14.7MB). Free memory was 40.2MB in the beginning and 44.6MB in the end (delta: -4.4MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.23ms. Allocated memory is still 77.6MB. Free memory was 44.6MB in the beginning and 42.0MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.35ms. Allocated memory is still 77.6MB. Free memory was 42.0MB in the beginning and 39.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 838.99ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 39.4MB in the beginning and 67.4MB in the end (delta: -28.1MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * TraceAbstraction took 85.05ms. Allocated memory is still 94.4MB. Free memory was 66.7MB in the beginning and 50.6MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. 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 22:24:23,160 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