./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.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-complex/elimination_backoff_stack.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 115e066856baca443b44a0f6b5ce54f74ba2b2820e5612bf4393c0e893767d55 --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 09:04:22,901 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:04:22,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:04:22,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:04:22,936 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:04:22,938 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:04:22,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:04:22,942 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:04:22,943 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:04:22,947 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:04:22,948 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:04:22,950 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:04:22,950 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:04:22,951 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:04:22,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:04:22,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:04:22,957 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:04:22,958 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:04:22,959 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:04:22,963 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:04:22,964 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:04:22,969 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:04:22,970 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:04:22,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:04:22,982 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:04:22,982 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:04:22,982 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:04:22,983 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:04:22,983 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:04:22,984 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:04:22,984 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:04:22,985 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:04:22,987 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:04:22,987 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:04:22,988 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:04:22,989 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:04:22,990 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:04:22,990 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:04:22,990 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:04:22,990 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:04:22,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:04:22,992 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:04:23,018 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:04:23,018 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:04:23,019 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:04:23,019 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:04:23,020 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:04:23,020 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:04:23,021 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:04:23,021 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:04:23,021 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:04:23,021 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:04:23,022 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:04:23,022 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:04:23,022 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:04:23,022 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:04:23,022 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:04:23,023 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:04:23,023 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:04:23,023 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:04:23,023 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:04:23,023 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:04:23,023 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:04:23,023 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:04:23,024 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:04:23,024 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:04:23,024 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:04:23,024 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:04:23,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:04:23,024 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:04:23,024 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:04:23,025 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:04:23,025 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:04:23,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:04:23,025 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:04:23,025 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:04:23,025 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:04:23,026 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:04:23,026 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:04:23,026 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 115e066856baca443b44a0f6b5ce54f74ba2b2820e5612bf4393c0e893767d55 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:04:23,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:04:23,303 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:04:23,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:04:23,305 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:04:23,307 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:04:23,307 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i [2023-08-29 09:04:24,361 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:04:24,682 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:04:24,686 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i [2023-08-29 09:04:24,709 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c43718a90/f6deed4aaf6a43258a207f5f9d73fc55/FLAG6d2353f0c [2023-08-29 09:04:24,725 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c43718a90/f6deed4aaf6a43258a207f5f9d73fc55 [2023-08-29 09:04:24,727 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:04:24,728 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:04:24,730 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:04:24,730 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:04:24,733 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:04:24,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:04:24" (1/1) ... [2023-08-29 09:04:24,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d47aebe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:24, skipping insertion in model container [2023-08-29 09:04:24,737 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:04:24" (1/1) ... [2023-08-29 09:04:24,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:04:24,799 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:04:25,337 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-complex/elimination_backoff_stack.i[63494,63507] [2023-08-29 09:04:25,347 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:04:25,354 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:04:25,398 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-complex/elimination_backoff_stack.i[63494,63507] [2023-08-29 09:04:25,406 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:04:25,470 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:04:25,470 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:04:25,475 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:04:25,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:25 WrapperNode [2023-08-29 09:04:25,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:04:25,476 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:04:25,476 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:04:25,476 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:04:25,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:25" (1/1) ... [2023-08-29 09:04:25,525 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:25" (1/1) ... [2023-08-29 09:04:25,742 INFO L138 Inliner]: procedures = 397, calls = 214, calls flagged for inlining = 52, calls inlined = 211, statements flattened = 7567 [2023-08-29 09:04:25,743 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:04:25,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:04:25,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:04:25,744 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:04:25,779 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:25" (1/1) ... [2023-08-29 09:04:25,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:25" (1/1) ... [2023-08-29 09:04:25,892 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:25" (1/1) ... [2023-08-29 09:04:25,893 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:25" (1/1) ... [2023-08-29 09:04:26,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:25" (1/1) ... [2023-08-29 09:04:26,182 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:25" (1/1) ... [2023-08-29 09:04:26,206 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:25" (1/1) ... [2023-08-29 09:04:26,226 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:25" (1/1) ... [2023-08-29 09:04:26,278 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:04:26,279 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:04:26,279 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:04:26,279 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:04:26,280 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:25" (1/1) ... [2023-08-29 09:04:26,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:04:26,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:04:26,326 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 09:04:26,369 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 09:04:26,378 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 09:04:26,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:04:26,379 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 09:04:26,379 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:04:26,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:04:26,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-29 09:04:26,379 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush2 [2023-08-29 09:04:26,379 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush2 [2023-08-29 09:04:26,379 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush1 [2023-08-29 09:04:26,379 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush1 [2023-08-29 09:04:26,379 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush0 [2023-08-29 09:04:26,379 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush0 [2023-08-29 09:04:26,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:04:26,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:04:26,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:04:26,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-29 09:04:26,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-08-29 09:04:26,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:04:26,380 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop5 [2023-08-29 09:04:26,380 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop5 [2023-08-29 09:04:26,380 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop6 [2023-08-29 09:04:26,381 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop6 [2023-08-29 09:04:26,381 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop3 [2023-08-29 09:04:26,382 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop3 [2023-08-29 09:04:26,382 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop4 [2023-08-29 09:04:26,382 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop4 [2023-08-29 09:04:26,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:04:26,385 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 09:04:26,775 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:04:26,776 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:04:31,770 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:04:36,468 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:04:36,469 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 09:04:36,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:04:36 BoogieIcfgContainer [2023-08-29 09:04:36,475 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:04:36,477 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:04:36,478 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:04:36,480 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:04:36,480 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:04:24" (1/3) ... [2023-08-29 09:04:36,481 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@95135d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:04:36, skipping insertion in model container [2023-08-29 09:04:36,481 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:25" (2/3) ... [2023-08-29 09:04:36,481 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@95135d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:04:36, skipping insertion in model container [2023-08-29 09:04:36,482 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:04:36" (3/3) ... [2023-08-29 09:04:36,482 INFO L112 eAbstractionObserver]: Analyzing ICFG elimination_backoff_stack.i [2023-08-29 09:04:36,490 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:04:36,497 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:04:36,498 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 621 error locations. [2023-08-29 09:04:36,498 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:04:38,332 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 09:04:38,337 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 09:04:38,341 INFO L158 Benchmark]: Toolchain (without parser) took 13612.72ms. Allocated memory was 73.4MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 48.6MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 842.5MB. Max. memory is 16.1GB. [2023-08-29 09:04:38,341 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 60.8MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:04:38,342 INFO L158 Benchmark]: CACSL2BoogieTranslator took 745.33ms. Allocated memory is still 73.4MB. Free memory was 48.4MB in the beginning and 32.7MB in the end (delta: 15.7MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2023-08-29 09:04:38,342 INFO L158 Benchmark]: Boogie Procedure Inliner took 267.45ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 32.7MB in the beginning and 32.7MB in the end (delta: 48.0kB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2023-08-29 09:04:38,343 INFO L158 Benchmark]: Boogie Preprocessor took 534.68ms. Allocated memory was 94.4MB in the beginning and 155.2MB in the end (delta: 60.8MB). Free memory was 32.7MB in the beginning and 77.2MB in the end (delta: -44.6MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. [2023-08-29 09:04:38,343 INFO L158 Benchmark]: RCFGBuilder took 10196.24ms. Allocated memory was 155.2MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 77.2MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 645.2MB. Max. memory is 16.1GB. [2023-08-29 09:04:38,343 INFO L158 Benchmark]: TraceAbstraction took 1862.26ms. Allocated memory is still 1.9GB. Free memory was 1.2GB in the beginning and 1.5GB in the end (delta: -277.8MB). Peak memory consumption was 222.3MB. Max. memory is 16.1GB. [2023-08-29 09:04:38,346 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 60.8MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 745.33ms. Allocated memory is still 73.4MB. Free memory was 48.4MB in the beginning and 32.7MB in the end (delta: 15.7MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 267.45ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 32.7MB in the beginning and 32.7MB in the end (delta: 48.0kB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 534.68ms. Allocated memory was 94.4MB in the beginning and 155.2MB in the end (delta: 60.8MB). Free memory was 32.7MB in the beginning and 77.2MB in the end (delta: -44.6MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. * RCFGBuilder took 10196.24ms. Allocated memory was 155.2MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 77.2MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 645.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1862.26ms. Allocated memory is still 1.9GB. Free memory was 1.2GB in the beginning and 1.5GB in the end (delta: -277.8MB). Peak memory consumption was 222.3MB. 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 09:04:38,367 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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-complex/elimination_backoff_stack.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 115e066856baca443b44a0f6b5ce54f74ba2b2820e5612bf4393c0e893767d55 --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 09:04:40,188 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:04:40,189 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:04:40,214 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:04:40,216 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:04:40,218 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:04:40,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:04:40,222 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:04:40,224 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:04:40,228 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:04:40,229 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:04:40,231 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:04:40,231 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:04:40,233 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:04:40,234 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:04:40,238 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:04:40,239 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:04:40,241 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:04:40,242 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:04:40,244 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:04:40,245 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:04:40,254 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:04:40,255 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:04:40,256 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:04:40,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:04:40,263 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:04:40,263 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:04:40,266 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:04:40,266 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:04:40,267 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:04:40,267 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:04:40,271 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:04:40,272 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:04:40,273 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:04:40,273 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:04:40,274 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:04:40,274 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:04:40,274 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:04:40,275 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:04:40,275 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:04:40,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:04:40,277 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:04:40,304 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:04:40,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:04:40,305 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:04:40,305 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:04:40,306 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:04:40,306 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:04:40,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:04:40,307 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:04:40,307 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:04:40,307 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:04:40,308 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:04:40,308 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:04:40,308 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:04:40,308 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:04:40,308 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:04:40,309 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:04:40,309 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:04:40,309 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:04:40,309 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:04:40,309 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:04:40,309 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:04:40,309 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:04:40,310 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:04:40,310 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:04:40,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:04:40,310 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:04:40,310 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:04:40,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:04:40,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:04:40,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:04:40,311 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:04:40,311 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:04:40,311 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:04:40,311 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:04:40,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:04:40,312 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:04:40,312 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:04:40,312 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:04:40,312 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:04:40,312 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 115e066856baca443b44a0f6b5ce54f74ba2b2820e5612bf4393c0e893767d55 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:04:40,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:04:40,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:04:40,564 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:04:40,565 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:04:40,565 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:04:40,566 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i [2023-08-29 09:04:41,614 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:04:41,881 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:04:41,882 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i [2023-08-29 09:04:41,892 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d29b6654/399c917636aa47338d86755ca057d8a6/FLAGe140661e7 [2023-08-29 09:04:41,902 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d29b6654/399c917636aa47338d86755ca057d8a6 [2023-08-29 09:04:41,904 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:04:41,905 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:04:41,907 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:04:41,907 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:04:41,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:04:41,923 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:04:41" (1/1) ... [2023-08-29 09:04:41,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48819436 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:41, skipping insertion in model container [2023-08-29 09:04:41,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:04:41" (1/1) ... [2023-08-29 09:04:41,930 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:04:41,978 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:04:42,592 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-complex/elimination_backoff_stack.i[63494,63507] [2023-08-29 09:04:42,613 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:04:42,628 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:04:42,704 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-complex/elimination_backoff_stack.i[63494,63507] [2023-08-29 09:04:42,713 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:04:42,793 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:04:42,799 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:04:42,804 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:04:42,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:42 WrapperNode [2023-08-29 09:04:42,805 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:04:42,806 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:04:42,806 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:04:42,806 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:04:42,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:42" (1/1) ... [2023-08-29 09:04:42,843 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:42" (1/1) ... [2023-08-29 09:04:43,085 INFO L138 Inliner]: procedures = 401, calls = 214, calls flagged for inlining = 52, calls inlined = 211, statements flattened = 7455 [2023-08-29 09:04:43,086 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:04:43,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:04:43,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:04:43,088 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:04:43,094 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:42" (1/1) ... [2023-08-29 09:04:43,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:42" (1/1) ... [2023-08-29 09:04:43,263 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:42" (1/1) ... [2023-08-29 09:04:43,263 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:42" (1/1) ... [2023-08-29 09:04:43,493 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:42" (1/1) ... [2023-08-29 09:04:43,532 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:42" (1/1) ... [2023-08-29 09:04:43,555 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:42" (1/1) ... [2023-08-29 09:04:43,595 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:42" (1/1) ... [2023-08-29 09:04:43,704 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:04:43,705 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:04:43,705 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:04:43,705 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:04:43,706 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:42" (1/1) ... [2023-08-29 09:04:43,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:04:43,719 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:04:43,758 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 09:04:43,800 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 09:04:43,813 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 09:04:43,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:04:43,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:04:43,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-29 09:04:43,814 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 09:04:43,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:04:43,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-29 09:04:43,814 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush2 [2023-08-29 09:04:43,814 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush2 [2023-08-29 09:04:43,815 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush1 [2023-08-29 09:04:43,815 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush1 [2023-08-29 09:04:43,815 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush0 [2023-08-29 09:04:43,815 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush0 [2023-08-29 09:04:43,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:04:43,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:04:43,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:04:43,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:04:43,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-29 09:04:43,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:04:43,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-08-29 09:04:43,816 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop5 [2023-08-29 09:04:43,817 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop5 [2023-08-29 09:04:43,817 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop6 [2023-08-29 09:04:43,818 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop6 [2023-08-29 09:04:43,818 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop3 [2023-08-29 09:04:43,818 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop3 [2023-08-29 09:04:43,818 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop4 [2023-08-29 09:04:43,819 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop4 [2023-08-29 09:04:43,822 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 09:04:44,181 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:04:44,183 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:04:52,730 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:04:58,626 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:04:58,626 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 09:04:58,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:04:58 BoogieIcfgContainer [2023-08-29 09:04:58,632 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:04:58,638 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:04:58,638 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:04:58,640 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:04:58,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:04:41" (1/3) ... [2023-08-29 09:04:58,640 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e72283b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:04:58, skipping insertion in model container [2023-08-29 09:04:58,641 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:04:42" (2/3) ... [2023-08-29 09:04:58,641 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e72283b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:04:58, skipping insertion in model container [2023-08-29 09:04:58,641 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:04:58" (3/3) ... [2023-08-29 09:04:58,642 INFO L112 eAbstractionObserver]: Analyzing ICFG elimination_backoff_stack.i [2023-08-29 09:04:58,660 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:04:58,666 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:04:58,666 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 621 error locations. [2023-08-29 09:04:58,666 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:05:01,052 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 09:05:01,057 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 09:05:01,062 INFO L158 Benchmark]: Toolchain (without parser) took 19156.71ms. Allocated memory was 73.4MB in the beginning and 3.8GB in the end (delta: 3.7GB). Free memory was 48.5MB in the beginning and 3.5GB in the end (delta: -3.4GB). Peak memory consumption was 918.4MB. Max. memory is 16.1GB. [2023-08-29 09:05:01,063 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 56.6MB. Free memory was 34.7MB in the beginning and 34.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:05:01,063 INFO L158 Benchmark]: CACSL2BoogieTranslator took 898.00ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 48.3MB in the beginning and 60.6MB in the end (delta: -12.4MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2023-08-29 09:05:01,064 INFO L158 Benchmark]: Boogie Procedure Inliner took 280.34ms. Allocated memory is still 88.1MB. Free memory was 60.6MB in the beginning and 33.6MB in the end (delta: 27.0MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. [2023-08-29 09:05:01,065 INFO L158 Benchmark]: Boogie Preprocessor took 617.08ms. Allocated memory was 88.1MB in the beginning and 132.1MB in the end (delta: 44.0MB). Free memory was 33.6MB in the beginning and 52.4MB in the end (delta: -18.7MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. [2023-08-29 09:05:01,065 INFO L158 Benchmark]: RCFGBuilder took 14926.91ms. Allocated memory was 132.1MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 52.1MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 748.9MB. Max. memory is 16.1GB. [2023-08-29 09:05:01,066 INFO L158 Benchmark]: TraceAbstraction took 2423.54ms. Allocated memory was 1.9GB in the beginning and 3.8GB in the end (delta: 1.9GB). Free memory was 1.2GB in the beginning and 3.5GB in the end (delta: -2.3GB). Peak memory consumption was 206.8MB. Max. memory is 16.1GB. [2023-08-29 09:05:01,071 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 56.6MB. Free memory was 34.7MB in the beginning and 34.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 898.00ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 48.3MB in the beginning and 60.6MB in the end (delta: -12.4MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 280.34ms. Allocated memory is still 88.1MB. Free memory was 60.6MB in the beginning and 33.6MB in the end (delta: 27.0MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 617.08ms. Allocated memory was 88.1MB in the beginning and 132.1MB in the end (delta: 44.0MB). Free memory was 33.6MB in the beginning and 52.4MB in the end (delta: -18.7MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. * RCFGBuilder took 14926.91ms. Allocated memory was 132.1MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 52.1MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 748.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2423.54ms. Allocated memory was 1.9GB in the beginning and 3.8GB in the end (delta: 1.9GB). Free memory was 1.2GB in the beginning and 3.5GB in the end (delta: -2.3GB). Peak memory consumption was 206.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-29 09:05:01,092 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