./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe020_rmo.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for data races 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/safe020_rmo.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-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 ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d52a8576f41904f21a1a217cd81ed2d36ac8928d5a02d745a0c93a101e2535cf --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 [2023-08-29 08:23:20,977 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 08:23:20,979 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 08:23:21,024 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 08:23:21,024 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 08:23:21,027 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 08:23:21,029 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 08:23:21,032 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 08:23:21,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 08:23:21,037 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 08:23:21,038 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 08:23:21,040 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 08:23:21,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 08:23:21,042 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 08:23:21,043 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 08:23:21,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 08:23:21,049 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 08:23:21,050 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 08:23:21,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 08:23:21,057 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 08:23:21,065 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 08:23:21,066 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 08:23:21,066 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 08:23:21,067 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 08:23:21,074 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 08:23:21,074 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 08:23:21,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 08:23:21,076 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 08:23:21,077 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 08:23:21,078 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 08:23:21,078 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 08:23:21,080 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 08:23:21,082 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 08:23:21,082 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 08:23:21,083 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 08:23:21,083 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 08:23:21,084 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 08:23:21,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 08:23:21,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 08:23:21,085 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 08:23:21,085 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 08:23:21,087 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 08:23:21,119 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 08:23:21,119 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 08:23:21,120 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 08:23:21,121 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 08:23:21,121 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 08:23:21,122 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 08:23:21,122 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 08:23:21,122 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 08:23:21,122 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 08:23:21,123 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 08:23:21,123 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 08:23:21,124 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 08:23:21,124 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 08:23:21,124 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 08:23:21,124 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 08:23:21,124 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 08:23:21,125 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 08:23:21,125 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 08:23:21,125 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 08:23:21,125 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 08:23:21,125 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 08:23:21,125 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 08:23:21,126 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 08:23:21,126 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 08:23:21,126 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 08:23:21,126 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 08:23:21,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 08:23:21,127 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 08:23:21,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 08:23:21,127 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 08:23:21,127 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 08:23:21,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 08:23:21,128 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 08:23:21,128 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 08:23:21,128 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 08:23:21,128 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 08:23:21,129 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 08:23:21,129 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d52a8576f41904f21a1a217cd81ed2d36ac8928d5a02d745a0c93a101e2535cf Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 08:23:21,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 08:23:21,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 08:23:21,427 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 08:23:21,428 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 08:23:21,429 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 08:23:21,430 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe020_rmo.i [2023-08-29 08:23:22,639 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 08:23:22,903 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 08:23:22,911 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe020_rmo.i [2023-08-29 08:23:22,925 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fae92ce5b/29c4cd4a72484e6fb48c8f64e4e117e6/FLAG3dec66b84 [2023-08-29 08:23:22,939 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fae92ce5b/29c4cd4a72484e6fb48c8f64e4e117e6 [2023-08-29 08:23:22,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 08:23:22,942 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 08:23:22,943 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 08:23:22,943 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 08:23:22,946 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 08:23:22,947 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:23:22" (1/1) ... [2023-08-29 08:23:22,947 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 29.08 08:23:22, skipping insertion in model container [2023-08-29 08:23:22,948 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:23:22" (1/1) ... [2023-08-29 08:23:22,953 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 08:23:22,982 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 08:23:23,115 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/safe020_rmo.i[988,1001] [2023-08-29 08:23:23,334 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 08:23:23,345 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 08:23:23,357 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/safe020_rmo.i[988,1001] [2023-08-29 08:23:23,476 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 08:23:23,509 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 08:23:23,510 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 08:23:23,515 INFO L208 MainTranslator]: Completed translation [2023-08-29 08:23:23,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:23 WrapperNode [2023-08-29 08:23:23,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 08:23:23,517 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 08:23:23,518 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 08:23:23,518 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 08:23:23,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:23" (1/1) ... [2023-08-29 08:23:23,580 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:23" (1/1) ... [2023-08-29 08:23:23,620 INFO L138 Inliner]: procedures = 176, calls = 75, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 315 [2023-08-29 08:23:23,623 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 08:23:23,624 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 08:23:23,625 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 08:23:23,625 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 08:23:23,632 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:23" (1/1) ... [2023-08-29 08:23:23,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:23" (1/1) ... [2023-08-29 08:23:23,644 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:23" (1/1) ... [2023-08-29 08:23:23,645 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:23" (1/1) ... [2023-08-29 08:23:23,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:23" (1/1) ... [2023-08-29 08:23:23,704 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:23" (1/1) ... [2023-08-29 08:23:23,709 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:23" (1/1) ... [2023-08-29 08:23:23,720 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:23" (1/1) ... [2023-08-29 08:23:23,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 08:23:23,735 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 08:23:23,735 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 08:23:23,735 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 08:23:23,736 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:23" (1/1) ... [2023-08-29 08:23:23,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 08:23:23,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 08:23:23,765 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) [2023-08-29 08:23:23,772 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 [2023-08-29 08:23:23,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 08:23:23,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 08:23:23,801 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 08:23:23,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 08:23:23,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 08:23:23,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 08:23:23,801 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-29 08:23:23,802 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-29 08:23:23,802 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-29 08:23:23,802 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-29 08:23:23,802 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-29 08:23:23,802 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-29 08:23:23,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 08:23:23,802 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 08:23:23,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 08:23:23,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 08:23:23,805 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 08:23:24,051 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 08:23:24,053 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 08:23:25,334 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 08:27:04,816 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 08:27:04,816 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 08:27:04,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:27:04 BoogieIcfgContainer [2023-08-29 08:27:04,818 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 08:27:04,820 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 08:27:04,820 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 08:27:04,823 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 08:27:04,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 08:23:22" (1/3) ... [2023-08-29 08:27:04,824 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75a63850 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:27:04, skipping insertion in model container [2023-08-29 08:27:04,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:23:23" (2/3) ... [2023-08-29 08:27:04,824 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75a63850 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:27:04, skipping insertion in model container [2023-08-29 08:27:04,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:27:04" (3/3) ... [2023-08-29 08:27:04,825 INFO L112 eAbstractionObserver]: Analyzing ICFG safe020_rmo.i [2023-08-29 08:27:04,833 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 08:27:04,841 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 08:27:04,841 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 303 error locations. [2023-08-29 08:27:04,841 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 08:27:38,946 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 08:27:38,956 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) [2023-08-29 08:27:38,963 INFO L158 Benchmark]: Toolchain (without parser) took 256020.47ms. Allocated memory was 83.9MB in the beginning and 16.1GB in the end (delta: 16.0GB). Free memory was 60.2MB in the beginning and 11.9GB in the end (delta: -11.8GB). Peak memory consumption was 4.2GB. Max. memory is 16.1GB. [2023-08-29 08:27:38,964 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 08:27:38,964 INFO L158 Benchmark]: CACSL2BoogieTranslator took 573.45ms. Allocated memory is still 83.9MB. Free memory was 60.0MB in the beginning and 51.0MB in the end (delta: 8.9MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2023-08-29 08:27:38,965 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.70ms. Allocated memory is still 83.9MB. Free memory was 51.0MB in the beginning and 47.5MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 08:27:38,965 INFO L158 Benchmark]: Boogie Preprocessor took 107.80ms. Allocated memory is still 83.9MB. Free memory was 47.5MB in the beginning and 40.9MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 08:27:38,966 INFO L158 Benchmark]: RCFGBuilder took 221083.76ms. Allocated memory was 83.9MB in the beginning and 16.1GB in the end (delta: 16.0GB). Free memory was 40.9MB in the beginning and 12.7GB in the end (delta: -12.7GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2023-08-29 08:27:38,967 INFO L158 Benchmark]: TraceAbstraction took 34141.83ms. Allocated memory was 16.1GB in the beginning and 16.1GB in the end (delta: 21.0MB). Free memory was 12.7GB in the beginning and 11.9GB in the end (delta: 815.8MB). Peak memory consumption was 861.9MB. Max. memory is 16.1GB. [2023-08-29 08:27:38,969 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 60.8MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 573.45ms. Allocated memory is still 83.9MB. Free memory was 60.0MB in the beginning and 51.0MB in the end (delta: 8.9MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.70ms. Allocated memory is still 83.9MB. Free memory was 51.0MB in the beginning and 47.5MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 107.80ms. Allocated memory is still 83.9MB. Free memory was 47.5MB in the beginning and 40.9MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 221083.76ms. Allocated memory was 83.9MB in the beginning and 16.1GB in the end (delta: 16.0GB). Free memory was 40.9MB in the beginning and 12.7GB in the end (delta: -12.7GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. * TraceAbstraction took 34141.83ms. Allocated memory was 16.1GB in the beginning and 16.1GB in the end (delta: 21.0MB). Free memory was 12.7GB in the beginning and 11.9GB in the end (delta: 815.8MB). Peak memory consumption was 861.9MB. 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. [2023-08-29 08:27:39,179 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2023-08-29 08:27:39,209 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 137 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/safe020_rmo.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-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 ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d52a8576f41904f21a1a217cd81ed2d36ac8928d5a02d745a0c93a101e2535cf --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 [2023-08-29 08:27:41,581 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 08:27:41,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 08:27:41,624 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 08:27:41,627 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 08:27:41,630 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 08:27:41,632 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 08:27:41,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 08:27:41,637 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 08:27:41,641 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 08:27:41,642 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 08:27:41,645 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 08:27:41,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 08:27:41,647 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 08:27:41,648 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 08:27:41,653 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 08:27:41,654 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 08:27:41,656 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 08:27:41,657 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 08:27:41,662 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 08:27:41,663 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 08:27:41,666 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 08:27:41,667 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 08:27:41,668 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 08:27:41,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 08:27:41,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 08:27:41,671 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 08:27:41,672 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 08:27:41,673 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 08:27:41,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 08:27:41,674 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 08:27:41,680 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 08:27:41,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 08:27:41,682 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 08:27:41,683 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 08:27:41,683 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 08:27:41,684 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 08:27:41,684 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 08:27:41,684 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 08:27:41,685 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 08:27:41,685 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 08:27:41,687 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 08:27:41,721 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 08:27:41,721 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 08:27:41,722 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 08:27:41,722 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 08:27:41,723 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 08:27:41,723 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 08:27:41,724 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 08:27:41,724 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 08:27:41,724 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 08:27:41,724 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 08:27:41,725 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 08:27:41,725 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 08:27:41,726 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 08:27:41,726 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 08:27:41,726 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 08:27:41,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 08:27:41,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 08:27:41,726 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 08:27:41,727 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 08:27:41,727 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 08:27:41,727 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 08:27:41,727 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 08:27:41,727 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 08:27:41,728 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 08:27:41,728 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 08:27:41,728 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 08:27:41,728 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 08:27:41,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 08:27:41,729 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 08:27:41,729 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 08:27:41,729 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 08:27:41,729 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 08:27:41,730 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 08:27:41,730 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 08:27:41,730 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 08:27:41,730 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 08:27:41,730 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 08:27:41,731 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 08:27:41,731 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 08:27:41,731 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d52a8576f41904f21a1a217cd81ed2d36ac8928d5a02d745a0c93a101e2535cf Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 08:27:42,049 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 08:27:42,071 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 08:27:42,074 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 08:27:42,075 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 08:27:42,075 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 08:27:42,076 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe020_rmo.i [2023-08-29 08:27:43,179 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 08:27:43,427 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 08:27:43,428 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe020_rmo.i [2023-08-29 08:27:43,439 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bfb144f6/d64e437e624d4615b15444e72d088e1e/FLAG6789cf243 [2023-08-29 08:27:43,457 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bfb144f6/d64e437e624d4615b15444e72d088e1e [2023-08-29 08:27:43,460 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 08:27:43,461 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 08:27:43,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 08:27:43,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 08:27:43,466 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 08:27:43,467 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:27:43" (1/1) ... [2023-08-29 08:27:43,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70adc5d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:43, skipping insertion in model container [2023-08-29 08:27:43,468 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:27:43" (1/1) ... [2023-08-29 08:27:43,473 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 08:27:43,531 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 08:27:43,685 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/safe020_rmo.i[988,1001] [2023-08-29 08:27:43,961 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 08:27:43,984 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 08:27:43,997 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/safe020_rmo.i[988,1001] [2023-08-29 08:27:44,088 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 08:27:44,133 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 08:27:44,133 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 08:27:44,139 INFO L208 MainTranslator]: Completed translation [2023-08-29 08:27:44,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:44 WrapperNode [2023-08-29 08:27:44,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 08:27:44,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 08:27:44,141 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 08:27:44,141 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 08:27:44,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:44" (1/1) ... [2023-08-29 08:27:44,174 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:44" (1/1) ... [2023-08-29 08:27:44,199 INFO L138 Inliner]: procedures = 180, calls = 75, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 316 [2023-08-29 08:27:44,199 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 08:27:44,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 08:27:44,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 08:27:44,200 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 08:27:44,207 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:44" (1/1) ... [2023-08-29 08:27:44,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:44" (1/1) ... [2023-08-29 08:27:44,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:44" (1/1) ... [2023-08-29 08:27:44,219 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:44" (1/1) ... [2023-08-29 08:27:44,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:44" (1/1) ... [2023-08-29 08:27:44,269 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:44" (1/1) ... [2023-08-29 08:27:44,275 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:44" (1/1) ... [2023-08-29 08:27:44,281 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:44" (1/1) ... [2023-08-29 08:27:44,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 08:27:44,290 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 08:27:44,291 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 08:27:44,291 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 08:27:44,291 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:44" (1/1) ... [2023-08-29 08:27:44,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 08:27:44,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 08:27:44,318 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) [2023-08-29 08:27:44,368 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 [2023-08-29 08:27:44,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 08:27:44,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 08:27:44,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 08:27:44,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 08:27:44,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 08:27:44,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 08:27:44,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 08:27:44,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-29 08:27:44,392 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-29 08:27:44,392 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-29 08:27:44,392 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-29 08:27:44,392 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-29 08:27:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-29 08:27:44,393 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-29 08:27:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 08:27:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 08:27:44,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 08:27:44,395 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 08:27:44,638 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 08:27:44,640 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 08:27:46,259 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 08:31:38,762 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 08:31:38,762 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 08:31:38,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:31:38 BoogieIcfgContainer [2023-08-29 08:31:38,764 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 08:31:38,766 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 08:31:38,766 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 08:31:38,769 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 08:31:38,769 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 08:27:43" (1/3) ... [2023-08-29 08:31:38,770 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@585992a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:31:38, skipping insertion in model container [2023-08-29 08:31:38,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:44" (2/3) ... [2023-08-29 08:31:38,770 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@585992a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:31:38, skipping insertion in model container [2023-08-29 08:31:38,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:31:38" (3/3) ... [2023-08-29 08:31:38,771 INFO L112 eAbstractionObserver]: Analyzing ICFG safe020_rmo.i [2023-08-29 08:31:38,779 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 08:31:38,785 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 08:31:38,785 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 303 error locations. [2023-08-29 08:31:38,786 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 08:32:19,679 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 08:32:19,686 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) [2023-08-29 08:32:19,693 INFO L158 Benchmark]: Toolchain (without parser) took 276231.43ms. Allocated memory was 65.0MB in the beginning and 16.1GB in the end (delta: 16.0GB). Free memory was 41.1MB in the beginning and 12.1GB in the end (delta: -12.1GB). Peak memory consumption was 4.3GB. Max. memory is 16.1GB. [2023-08-29 08:32:19,694 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 52.4MB. Free memory is still 29.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 08:32:19,694 INFO L158 Benchmark]: CACSL2BoogieTranslator took 676.83ms. Allocated memory is still 65.0MB. Free memory was 40.9MB in the beginning and 38.6MB in the end (delta: 2.3MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2023-08-29 08:32:19,695 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.88ms. Allocated memory is still 65.0MB. Free memory was 38.4MB in the beginning and 34.9MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 08:32:19,696 INFO L158 Benchmark]: Boogie Preprocessor took 90.00ms. Allocated memory is still 65.0MB. Free memory was 34.9MB in the beginning and 27.9MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 08:32:19,697 INFO L158 Benchmark]: RCFGBuilder took 234474.06ms. Allocated memory was 65.0MB in the beginning and 16.1GB in the end (delta: 16.0GB). Free memory was 27.7MB in the beginning and 13.0GB in the end (delta: -12.9GB). Peak memory consumption was 4.4GB. Max. memory is 16.1GB. [2023-08-29 08:32:19,698 INFO L158 Benchmark]: TraceAbstraction took 40925.55ms. Allocated memory was 16.1GB in the beginning and 16.1GB in the end (delta: 10.5MB). Free memory was 13.0GB in the beginning and 12.1GB in the end (delta: 806.4MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2023-08-29 08:32:19,706 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 52.4MB. Free memory is still 29.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 676.83ms. Allocated memory is still 65.0MB. Free memory was 40.9MB in the beginning and 38.6MB in the end (delta: 2.3MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.88ms. Allocated memory is still 65.0MB. Free memory was 38.4MB in the beginning and 34.9MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.00ms. Allocated memory is still 65.0MB. Free memory was 34.9MB in the beginning and 27.9MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 234474.06ms. Allocated memory was 65.0MB in the beginning and 16.1GB in the end (delta: 16.0GB). Free memory was 27.7MB in the beginning and 13.0GB in the end (delta: -12.9GB). Peak memory consumption was 4.4GB. Max. memory is 16.1GB. * TraceAbstraction took 40925.55ms. Allocated memory was 16.1GB in the beginning and 16.1GB in the end (delta: 10.5MB). Free memory was 13.0GB in the beginning and 12.1GB in the end (delta: 806.4MB). Peak memory consumption was 1.2GB. 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. [2023-08-29 08:32:19,937 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2023-08-29 08:32:19,963 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 137 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