./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe000_rmo.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/safe000_rmo.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 8451e3cb8884fa2b6b1e99bbb0d2794206f3a8d471135f07f1c96b53a42300f5 --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 12:22:10,815 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:22:10,817 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:22:10,856 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:22:10,856 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:22:10,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:22:10,862 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:22:10,865 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:22:10,867 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:22:10,873 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:22:10,874 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:22:10,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:22:10,877 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:22:10,879 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:22:10,880 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:22:10,886 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:22:10,887 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:22:10,889 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:22:10,890 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:22:10,895 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:22:10,897 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:22:10,898 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:22:10,899 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:22:10,899 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:22:10,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:22:10,903 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:22:10,903 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:22:10,904 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:22:10,905 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:22:10,906 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:22:10,906 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:22:10,907 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:22:10,909 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:22:10,910 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:22:10,910 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:22:10,911 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:22:10,911 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:22:10,911 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:22:10,912 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:22:10,912 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:22:10,913 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:22:10,914 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:22:10,947 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:22:10,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:22:10,948 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:22:10,948 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:22:10,949 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:22:10,949 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:22:10,950 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:22:10,950 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:22:10,950 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:22:10,950 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:22:10,951 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:22:10,951 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:22:10,952 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:22:10,952 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:22:10,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:22:10,952 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:22:10,952 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:22:10,953 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:22:10,953 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:22:10,953 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:22:10,953 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:22:10,953 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:22:10,953 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:22:10,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:22:10,954 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:22:10,954 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:22:10,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:22:10,954 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:22:10,955 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:22:10,955 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:22:10,955 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:22:10,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:22:10,955 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:22:10,956 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:22:10,956 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:22:10,956 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:22:10,956 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:22:10,956 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8451e3cb8884fa2b6b1e99bbb0d2794206f3a8d471135f07f1c96b53a42300f5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:22:11,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:22:11,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:22:11,277 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:22:11,278 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:22:11,279 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:22:11,280 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe000_rmo.i [2023-08-30 12:22:12,434 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:22:12,697 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:22:12,697 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe000_rmo.i [2023-08-30 12:22:12,717 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56d06d0b1/7cacbdb2d982412c9f45eeb9f4159934/FLAG83951e75a [2023-08-30 12:22:12,731 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56d06d0b1/7cacbdb2d982412c9f45eeb9f4159934 [2023-08-30 12:22:12,734 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:22:12,735 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:22:12,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:22:12,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:22:12,737 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:22:12,738 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:22:12" (1/1) ... [2023-08-30 12:22:12,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fbd0919 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:12, skipping insertion in model container [2023-08-30 12:22:12,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:22:12" (1/1) ... [2023-08-30 12:22:12,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:22:12,783 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:22:12,913 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/safe000_rmo.i[988,1001] [2023-08-30 12:22:13,108 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:22:13,118 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:22:13,134 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/safe000_rmo.i[988,1001] [2023-08-30 12:22:13,199 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:22:13,263 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:22:13,263 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:22:13,269 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:22:13,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:13 WrapperNode [2023-08-30 12:22:13,269 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:22:13,270 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:22:13,270 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:22:13,270 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:22:13,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:13" (1/1) ... [2023-08-30 12:22:13,314 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:13" (1/1) ... [2023-08-30 12:22:13,344 INFO L138 Inliner]: procedures = 176, calls = 82, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 170 [2023-08-30 12:22:13,345 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:22:13,346 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:22:13,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:22:13,346 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:22:13,353 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:13" (1/1) ... [2023-08-30 12:22:13,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:13" (1/1) ... [2023-08-30 12:22:13,368 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:13" (1/1) ... [2023-08-30 12:22:13,369 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:13" (1/1) ... [2023-08-30 12:22:13,381 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:13" (1/1) ... [2023-08-30 12:22:13,397 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:13" (1/1) ... [2023-08-30 12:22:13,399 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:13" (1/1) ... [2023-08-30 12:22:13,409 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:13" (1/1) ... [2023-08-30 12:22:13,414 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:22:13,418 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:22:13,419 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:22:13,419 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:22:13,420 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:13" (1/1) ... [2023-08-30 12:22:13,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:22:13,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:22:13,455 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 12:22:13,461 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 12:22:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:22:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:22:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:22:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:22:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:22:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:22:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:22:13,493 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:22:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:22:13,493 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:22:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:22:13,494 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:22:13,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:22:13,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:22:13,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:22:13,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:22:13,496 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 12:22:13,638 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:22:13,640 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:22:14,194 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:22:14,492 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:22:14,492 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:22:14,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:22:14 BoogieIcfgContainer [2023-08-30 12:22:14,494 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:22:14,496 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:22:14,497 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:22:14,500 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:22:14,500 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:22:12" (1/3) ... [2023-08-30 12:22:14,501 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10e43fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:22:14, skipping insertion in model container [2023-08-30 12:22:14,501 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:13" (2/3) ... [2023-08-30 12:22:14,501 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10e43fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:22:14, skipping insertion in model container [2023-08-30 12:22:14,501 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:22:14" (3/3) ... [2023-08-30 12:22:14,502 INFO L112 eAbstractionObserver]: Analyzing ICFG safe000_rmo.i [2023-08-30 12:22:14,510 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:22:14,519 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:22:14,520 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:22:14,520 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:22:14,615 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:22:14,621 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 12:22:14,627 INFO L158 Benchmark]: Toolchain (without parser) took 1891.21ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 32.1MB in the beginning and 52.8MB in the end (delta: -20.7MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2023-08-30 12:22:14,628 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 67.1MB. Free memory was 44.4MB in the beginning and 44.4MB in the end (delta: 49.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:22:14,628 INFO L158 Benchmark]: CACSL2BoogieTranslator took 534.02ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 31.9MB in the beginning and 62.6MB in the end (delta: -30.6MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2023-08-30 12:22:14,629 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.95ms. Allocated memory is still 88.1MB. Free memory was 62.6MB in the beginning and 59.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:22:14,630 INFO L158 Benchmark]: Boogie Preprocessor took 71.80ms. Allocated memory is still 88.1MB. Free memory was 59.6MB in the beginning and 57.1MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:22:14,631 INFO L158 Benchmark]: RCFGBuilder took 1075.90ms. Allocated memory is still 88.1MB. Free memory was 57.1MB in the beginning and 42.7MB in the end (delta: 14.4MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2023-08-30 12:22:14,631 INFO L158 Benchmark]: TraceAbstraction took 128.62ms. Allocated memory is still 88.1MB. Free memory was 42.2MB in the beginning and 52.8MB in the end (delta: -10.6MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2023-08-30 12:22:14,639 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 67.1MB. Free memory was 44.4MB in the beginning and 44.4MB in the end (delta: 49.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 534.02ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 31.9MB in the beginning and 62.6MB in the end (delta: -30.6MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.95ms. Allocated memory is still 88.1MB. Free memory was 62.6MB in the beginning and 59.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.80ms. Allocated memory is still 88.1MB. Free memory was 59.6MB in the beginning and 57.1MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1075.90ms. Allocated memory is still 88.1MB. Free memory was 57.1MB in the beginning and 42.7MB in the end (delta: 14.4MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. * TraceAbstraction took 128.62ms. Allocated memory is still 88.1MB. Free memory was 42.2MB in the beginning and 52.8MB in the end (delta: -10.6MB). Peak memory consumption was 9.6MB. 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 12:22:14,668 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/safe000_rmo.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 8451e3cb8884fa2b6b1e99bbb0d2794206f3a8d471135f07f1c96b53a42300f5 --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 12:22:16,529 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:22:16,532 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:22:16,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:22:16,576 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:22:16,579 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:22:16,581 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:22:16,583 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:22:16,585 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:22:16,589 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:22:16,590 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:22:16,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:22:16,592 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:22:16,594 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:22:16,596 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:22:16,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:22:16,600 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:22:16,602 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:22:16,603 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:22:16,608 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:22:16,609 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:22:16,621 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:22:16,622 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:22:16,623 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:22:16,629 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:22:16,630 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:22:16,630 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:22:16,632 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:22:16,633 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:22:16,634 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:22:16,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:22:16,640 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:22:16,642 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:22:16,644 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:22:16,644 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:22:16,645 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:22:16,645 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:22:16,646 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:22:16,646 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:22:16,647 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:22:16,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:22:16,649 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:22:16,682 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:22:16,683 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:22:16,684 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:22:16,684 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:22:16,685 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:22:16,685 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:22:16,686 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:22:16,686 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:22:16,686 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:22:16,686 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:22:16,687 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:22:16,688 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:22:16,688 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:22:16,688 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:22:16,688 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:22:16,688 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:22:16,688 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:22:16,689 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:22:16,689 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:22:16,689 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:22:16,689 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:22:16,689 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:22:16,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:22:16,690 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:22:16,690 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:22:16,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:22:16,690 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:22:16,691 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:22:16,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:22:16,691 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:22:16,691 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:22:16,691 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:22:16,692 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:22:16,692 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:22:16,692 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:22:16,692 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:22:16,693 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:22:16,693 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:22:16,693 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:22:16,693 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:22:16,693 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8451e3cb8884fa2b6b1e99bbb0d2794206f3a8d471135f07f1c96b53a42300f5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:22:16,999 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:22:17,026 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:22:17,028 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:22:17,029 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:22:17,029 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:22:17,030 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe000_rmo.i [2023-08-30 12:22:18,205 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:22:18,477 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:22:18,478 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe000_rmo.i [2023-08-30 12:22:18,493 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb166e2e1/b755c66101c14092bbf457aeb2260430/FLAG1ebe530e5 [2023-08-30 12:22:18,504 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb166e2e1/b755c66101c14092bbf457aeb2260430 [2023-08-30 12:22:18,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:22:18,507 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:22:18,509 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:22:18,509 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:22:18,512 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:22:18,512 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:22:18" (1/1) ... [2023-08-30 12:22:18,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6594b7a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:18, skipping insertion in model container [2023-08-30 12:22:18,514 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:22:18" (1/1) ... [2023-08-30 12:22:18,520 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:22:18,584 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:22:18,754 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/safe000_rmo.i[988,1001] [2023-08-30 12:22:18,995 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:22:19,012 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:22:19,022 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/safe000_rmo.i[988,1001] [2023-08-30 12:22:19,080 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:22:19,134 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:22:19,134 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:22:19,140 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:22:19,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:19 WrapperNode [2023-08-30 12:22:19,141 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:22:19,157 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:22:19,157 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:22:19,158 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:22:19,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:19" (1/1) ... [2023-08-30 12:22:19,190 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:19" (1/1) ... [2023-08-30 12:22:19,219 INFO L138 Inliner]: procedures = 180, calls = 82, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 171 [2023-08-30 12:22:19,220 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:22:19,220 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:22:19,221 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:22:19,221 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:22:19,229 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:19" (1/1) ... [2023-08-30 12:22:19,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:19" (1/1) ... [2023-08-30 12:22:19,244 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:19" (1/1) ... [2023-08-30 12:22:19,246 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:19" (1/1) ... [2023-08-30 12:22:19,268 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:19" (1/1) ... [2023-08-30 12:22:19,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:19" (1/1) ... [2023-08-30 12:22:19,274 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:19" (1/1) ... [2023-08-30 12:22:19,285 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:19" (1/1) ... [2023-08-30 12:22:19,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:22:19,291 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:22:19,291 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:22:19,291 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:22:19,292 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:19" (1/1) ... [2023-08-30 12:22:19,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:22:19,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:22:19,322 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 12:22:19,347 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 12:22:19,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:22:19,363 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:22:19,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:22:19,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:22:19,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:22:19,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:22:19,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:22:19,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 12:22:19,364 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:22:19,364 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:22:19,365 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:22:19,365 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:22:19,365 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:22:19,365 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:22:19,365 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:22:19,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:22:19,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:22:19,367 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 12:22:19,588 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:22:19,590 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:22:20,090 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:22:20,384 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:22:20,385 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:22:20,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:22:20 BoogieIcfgContainer [2023-08-30 12:22:20,387 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:22:20,390 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:22:20,390 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:22:20,393 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:22:20,393 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:22:18" (1/3) ... [2023-08-30 12:22:20,394 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14a1fb32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:22:20, skipping insertion in model container [2023-08-30 12:22:20,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:19" (2/3) ... [2023-08-30 12:22:20,395 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14a1fb32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:22:20, skipping insertion in model container [2023-08-30 12:22:20,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:22:20" (3/3) ... [2023-08-30 12:22:20,397 INFO L112 eAbstractionObserver]: Analyzing ICFG safe000_rmo.i [2023-08-30 12:22:20,404 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:22:20,413 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:22:20,413 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:22:20,413 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:22:20,504 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:22:20,510 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 12:22:20,515 INFO L158 Benchmark]: Toolchain (without parser) took 2006.72ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 67.2MB in the beginning and 69.8MB in the end (delta: -2.7MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. [2023-08-30 12:22:20,516 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 69.2MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:22:20,516 INFO L158 Benchmark]: CACSL2BoogieTranslator took 633.70ms. Allocated memory is still 90.2MB. Free memory was 66.9MB in the beginning and 63.9MB in the end (delta: 3.0MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2023-08-30 12:22:20,517 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.93ms. Allocated memory is still 90.2MB. Free memory was 63.8MB in the beginning and 61.0MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:22:20,518 INFO L158 Benchmark]: Boogie Preprocessor took 69.70ms. Allocated memory is still 90.2MB. Free memory was 61.0MB in the beginning and 58.0MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:22:20,519 INFO L158 Benchmark]: RCFGBuilder took 1096.79ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 58.0MB in the beginning and 52.8MB in the end (delta: 5.2MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2023-08-30 12:22:20,520 INFO L158 Benchmark]: TraceAbstraction took 123.46ms. Allocated memory is still 109.1MB. Free memory was 52.2MB in the beginning and 69.8MB in the end (delta: -17.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 12:22:20,526 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 69.2MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 633.70ms. Allocated memory is still 90.2MB. Free memory was 66.9MB in the beginning and 63.9MB in the end (delta: 3.0MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.93ms. Allocated memory is still 90.2MB. Free memory was 63.8MB in the beginning and 61.0MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 69.70ms. Allocated memory is still 90.2MB. Free memory was 61.0MB in the beginning and 58.0MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1096.79ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 58.0MB in the beginning and 52.8MB in the end (delta: 5.2MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. * TraceAbstraction took 123.46ms. Allocated memory is still 109.1MB. Free memory was 52.2MB in the beginning and 69.8MB in the end (delta: -17.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:22:20,556 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