./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe018_rmo.opt.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe018_rmo.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2ca99869d70e44347287c08401504e0aa96889a44ad1dcfb8d04f6de3849ab47 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 12:23:47,359 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:23:47,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:23:47,399 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:23:47,400 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:23:47,402 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:23:47,403 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:23:47,405 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:23:47,407 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:23:47,410 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:23:47,411 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:23:47,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:23:47,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:23:47,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:23:47,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:23:47,420 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:23:47,420 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:23:47,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:23:47,424 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:23:47,428 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:23:47,429 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:23:47,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:23:47,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:23:47,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:23:47,436 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:23:47,436 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:23:47,436 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:23:47,438 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:23:47,438 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:23:47,438 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:23:47,439 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:23:47,440 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:23:47,441 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:23:47,442 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:23:47,443 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:23:47,443 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:23:47,444 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:23:47,444 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:23:47,444 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:23:47,452 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:23:47,453 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:23:47,454 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:23:47,479 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:23:47,479 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:23:47,480 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:23:47,480 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:23:47,481 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:23:47,481 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:23:47,481 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:23:47,482 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:23:47,482 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:23:47,482 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:23:47,482 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:23:47,483 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:23:47,483 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:23:47,483 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:23:47,483 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:23:47,483 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:23:47,483 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:23:47,484 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:23:47,484 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:23:47,484 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:23:47,484 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:23:47,484 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:23:47,484 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:23:47,484 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:23:47,485 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:23:47,485 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:23:47,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:23:47,485 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:23:47,485 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:23:47,485 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:23:47,486 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:23:47,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:23:47,486 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:23:47,486 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:23:47,486 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:23:47,486 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:23:47,487 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:23:47,487 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ca99869d70e44347287c08401504e0aa96889a44ad1dcfb8d04f6de3849ab47 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:23:47,749 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:23:47,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:23:47,768 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:23:47,769 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:23:47,769 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:23:47,770 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe018_rmo.opt.i [2023-08-30 12:23:48,704 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:23:48,917 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:23:48,918 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_rmo.opt.i [2023-08-30 12:23:48,931 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04ac24c6d/dcccfcd50c9b42658407adbe452f9331/FLAGfcf853d8d [2023-08-30 12:23:48,943 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04ac24c6d/dcccfcd50c9b42658407adbe452f9331 [2023-08-30 12:23:48,945 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:23:48,946 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:23:48,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:23:48,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:23:48,956 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:23:48,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:23:48" (1/1) ... [2023-08-30 12:23:48,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f4c3597 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:48, skipping insertion in model container [2023-08-30 12:23:48,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:23:48" (1/1) ... [2023-08-30 12:23:48,961 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:23:49,005 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:23:49,136 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/safe018_rmo.opt.i[992,1005] [2023-08-30 12:23:49,315 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:23:49,325 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:23:49,335 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/safe018_rmo.opt.i[992,1005] [2023-08-30 12:23:49,381 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:23:49,413 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:23:49,414 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:23:49,418 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:23:49,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:49 WrapperNode [2023-08-30 12:23:49,419 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:23:49,420 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:23:49,420 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:23:49,420 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:23:49,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:49" (1/1) ... [2023-08-30 12:23:49,450 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:49" (1/1) ... [2023-08-30 12:23:49,474 INFO L138 Inliner]: procedures = 176, calls = 73, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 137 [2023-08-30 12:23:49,474 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:23:49,475 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:23:49,475 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:23:49,476 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:23:49,481 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:49" (1/1) ... [2023-08-30 12:23:49,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:49" (1/1) ... [2023-08-30 12:23:49,493 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:49" (1/1) ... [2023-08-30 12:23:49,494 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:49" (1/1) ... [2023-08-30 12:23:49,503 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:49" (1/1) ... [2023-08-30 12:23:49,512 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:49" (1/1) ... [2023-08-30 12:23:49,520 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:49" (1/1) ... [2023-08-30 12:23:49,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:49" (1/1) ... [2023-08-30 12:23:49,524 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:23:49,524 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:23:49,524 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:23:49,524 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:23:49,525 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:49" (1/1) ... [2023-08-30 12:23:49,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:23:49,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:23:49,547 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 12:23:49,578 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 12:23:49,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:23:49,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:23:49,589 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:23:49,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:23:49,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:23:49,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:23:49,589 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:23:49,589 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:23:49,589 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:23:49,590 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:23:49,590 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:23:49,590 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:23:49,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:23:49,590 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:23:49,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:23:49,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:23:49,591 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:23:49,759 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:23:49,764 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:23:50,124 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:23:50,292 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:23:50,292 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:23:50,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:23:50 BoogieIcfgContainer [2023-08-30 12:23:50,294 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:23:50,295 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:23:50,296 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:23:50,298 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:23:50,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:23:48" (1/3) ... [2023-08-30 12:23:50,298 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a58e93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:23:50, skipping insertion in model container [2023-08-30 12:23:50,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:49" (2/3) ... [2023-08-30 12:23:50,299 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a58e93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:23:50, skipping insertion in model container [2023-08-30 12:23:50,299 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:23:50" (3/3) ... [2023-08-30 12:23:50,300 INFO L112 eAbstractionObserver]: Analyzing ICFG safe018_rmo.opt.i [2023-08-30 12:23:50,305 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:23:50,311 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:23:50,311 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:23:50,311 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:23:50,364 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:23:50,369 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 12:23:50,373 INFO L158 Benchmark]: Toolchain (without parser) took 1426.10ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 43.9MB in the beginning and 38.2MB in the end (delta: 5.7MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2023-08-30 12:23:50,373 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 48.2MB. Free memory was 26.6MB in the beginning and 26.5MB in the end (delta: 37.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:23:50,374 INFO L158 Benchmark]: CACSL2BoogieTranslator took 471.20ms. Allocated memory is still 67.1MB. Free memory was 43.7MB in the beginning and 36.3MB in the end (delta: 7.4MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2023-08-30 12:23:50,375 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.68ms. Allocated memory is still 67.1MB. Free memory was 36.3MB in the beginning and 33.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:23:50,375 INFO L158 Benchmark]: Boogie Preprocessor took 48.71ms. Allocated memory is still 67.1MB. Free memory was 33.8MB in the beginning and 31.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:23:50,376 INFO L158 Benchmark]: RCFGBuilder took 770.14ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 31.5MB in the beginning and 51.3MB in the end (delta: -19.8MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2023-08-30 12:23:50,376 INFO L158 Benchmark]: TraceAbstraction took 76.27ms. Allocated memory is still 81.8MB. Free memory was 50.8MB in the beginning and 38.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:23:50,382 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 48.2MB. Free memory was 26.6MB in the beginning and 26.5MB in the end (delta: 37.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 471.20ms. Allocated memory is still 67.1MB. Free memory was 43.7MB in the beginning and 36.3MB in the end (delta: 7.4MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.68ms. Allocated memory is still 67.1MB. Free memory was 36.3MB in the beginning and 33.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.71ms. Allocated memory is still 67.1MB. Free memory was 33.8MB in the beginning and 31.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 770.14ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 31.5MB in the beginning and 51.3MB in the end (delta: -19.8MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * TraceAbstraction took 76.27ms. Allocated memory is still 81.8MB. Free memory was 50.8MB in the beginning and 38.2MB 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 12:23:50,414 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/safe018_rmo.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2ca99869d70e44347287c08401504e0aa96889a44ad1dcfb8d04f6de3849ab47 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 12:23:51,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:23:51,909 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:23:51,932 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:23:51,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:23:51,936 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:23:51,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:23:51,942 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:23:51,943 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:23:51,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:23:51,947 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:23:51,949 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:23:51,949 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:23:51,951 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:23:51,953 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:23:51,955 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:23:51,956 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:23:51,957 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:23:51,958 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:23:51,962 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:23:51,963 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:23:51,963 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:23:51,964 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:23:51,965 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:23:51,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:23:51,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:23:51,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:23:51,972 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:23:51,972 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:23:51,973 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:23:51,973 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:23:51,978 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:23:51,979 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:23:51,980 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:23:51,980 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:23:51,980 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:23:51,981 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:23:51,981 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:23:51,981 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:23:51,982 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:23:51,982 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:23:51,984 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:23:52,022 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:23:52,022 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:23:52,023 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:23:52,023 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:23:52,023 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:23:52,024 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:23:52,024 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:23:52,024 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:23:52,024 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:23:52,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:23:52,025 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:23:52,025 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:23:52,025 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:23:52,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:23:52,026 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:23:52,026 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:23:52,026 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:23:52,026 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:23:52,026 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:23:52,026 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:23:52,026 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:23:52,026 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:23:52,027 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:23:52,027 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:23:52,027 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:23:52,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:23:52,027 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:23:52,027 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:23:52,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:23:52,028 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:23:52,028 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:23:52,028 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:23:52,028 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:23:52,028 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:23:52,028 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:23:52,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:23:52,029 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:23:52,029 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:23:52,029 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:23:52,029 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:23:52,029 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ca99869d70e44347287c08401504e0aa96889a44ad1dcfb8d04f6de3849ab47 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:23:52,269 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:23:52,288 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:23:52,289 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:23:52,290 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:23:52,290 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:23:52,291 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe018_rmo.opt.i [2023-08-30 12:23:53,311 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:23:53,513 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:23:53,514 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_rmo.opt.i [2023-08-30 12:23:53,527 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e234318b4/1741bfdc5b0b49dca729bb5a820a9832/FLAG7980ce946 [2023-08-30 12:23:53,540 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e234318b4/1741bfdc5b0b49dca729bb5a820a9832 [2023-08-30 12:23:53,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:23:53,543 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:23:53,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:23:53,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:23:53,547 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:23:53,548 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:23:53" (1/1) ... [2023-08-30 12:23:53,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71b014a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:53, skipping insertion in model container [2023-08-30 12:23:53,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:23:53" (1/1) ... [2023-08-30 12:23:53,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:23:53,591 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:23:53,717 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/safe018_rmo.opt.i[992,1005] [2023-08-30 12:23:53,835 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:23:53,850 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:23:53,858 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/safe018_rmo.opt.i[992,1005] [2023-08-30 12:23:53,898 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:23:53,925 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:23:53,925 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:23:53,930 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:23:53,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:53 WrapperNode [2023-08-30 12:23:53,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:23:53,931 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:23:53,931 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:23:53,931 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:23:53,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:53" (1/1) ... [2023-08-30 12:23:53,949 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:53" (1/1) ... [2023-08-30 12:23:53,971 INFO L138 Inliner]: procedures = 180, calls = 73, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 138 [2023-08-30 12:23:53,971 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:23:53,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:23:53,971 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:23:53,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:23:53,978 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:53" (1/1) ... [2023-08-30 12:23:53,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:53" (1/1) ... [2023-08-30 12:23:53,987 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:53" (1/1) ... [2023-08-30 12:23:53,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:53" (1/1) ... [2023-08-30 12:23:54,012 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:53" (1/1) ... [2023-08-30 12:23:54,023 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:53" (1/1) ... [2023-08-30 12:23:54,026 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:53" (1/1) ... [2023-08-30 12:23:54,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:53" (1/1) ... [2023-08-30 12:23:54,030 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:23:54,036 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:23:54,036 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:23:54,036 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:23:54,037 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:53" (1/1) ... [2023-08-30 12:23:54,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:23:54,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:23:54,063 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 12:23:54,065 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 12:23:54,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:23:54,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:23:54,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:23:54,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:23:54,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:23:54,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:23:54,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:23:54,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 12:23:54,096 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:23:54,097 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:23:54,097 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:23:54,097 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:23:54,097 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:23:54,097 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:23:54,097 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:23:54,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:23:54,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:23:54,098 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:23:54,203 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:23:54,205 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:23:54,577 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:23:54,759 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:23:54,759 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:23:54,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:23:54 BoogieIcfgContainer [2023-08-30 12:23:54,761 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:23:54,763 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:23:54,763 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:23:54,765 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:23:54,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:23:53" (1/3) ... [2023-08-30 12:23:54,765 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aae28f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:23:54, skipping insertion in model container [2023-08-30 12:23:54,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:53" (2/3) ... [2023-08-30 12:23:54,766 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aae28f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:23:54, skipping insertion in model container [2023-08-30 12:23:54,767 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:23:54" (3/3) ... [2023-08-30 12:23:54,767 INFO L112 eAbstractionObserver]: Analyzing ICFG safe018_rmo.opt.i [2023-08-30 12:23:54,772 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:23:54,778 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:23:54,779 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:23:54,779 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:23:54,840 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:23:54,845 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 12:23:54,849 INFO L158 Benchmark]: Toolchain (without parser) took 1305.11ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 43.2MB in the beginning and 58.8MB in the end (delta: -15.5MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2023-08-30 12:23:54,849 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 54.5MB. Free memory is still 32.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:23:54,849 INFO L158 Benchmark]: CACSL2BoogieTranslator took 385.69ms. Allocated memory is still 73.4MB. Free memory was 43.0MB in the beginning and 39.1MB in the end (delta: 3.9MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2023-08-30 12:23:54,850 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.17ms. Allocated memory is still 73.4MB. Free memory was 39.1MB in the beginning and 36.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:23:54,851 INFO L158 Benchmark]: Boogie Preprocessor took 63.71ms. Allocated memory is still 73.4MB. Free memory was 36.6MB in the beginning and 33.9MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:23:54,852 INFO L158 Benchmark]: RCFGBuilder took 725.49ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 33.9MB in the beginning and 45.0MB in the end (delta: -11.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 12:23:54,852 INFO L158 Benchmark]: TraceAbstraction took 84.90ms. Allocated memory is still 90.2MB. Free memory was 44.4MB in the beginning and 58.8MB in the end (delta: -14.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:23:54,858 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 54.5MB. Free memory is still 32.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 385.69ms. Allocated memory is still 73.4MB. Free memory was 43.0MB in the beginning and 39.1MB in the end (delta: 3.9MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.17ms. Allocated memory is still 73.4MB. Free memory was 39.1MB in the beginning and 36.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.71ms. Allocated memory is still 73.4MB. Free memory was 36.6MB in the beginning and 33.9MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 725.49ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 33.9MB in the beginning and 45.0MB in the end (delta: -11.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 84.90ms. Allocated memory is still 90.2MB. Free memory was 44.4MB in the beginning and 58.8MB in the end (delta: -14.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:23:54,872 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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