./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c6eb4584 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b3b24d22acbd30abb2bd6c739c1741063240b31f ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 21:26:10,262 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:26:10,268 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:26:10,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:26:10,303 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:26:10,307 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:26:10,314 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:26:10,328 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:26:10,332 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:26:10,338 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:26:10,341 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:26:10,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:26:10,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:26:10,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:26:10,358 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:26:10,367 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:26:10,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:26:10,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:26:10,378 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:26:10,387 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:26:10,395 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:26:10,400 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:26:10,406 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:26:10,411 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:26:10,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:26:10,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:26:10,419 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:26:10,422 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:26:10,423 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:26:10,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:26:10,429 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:26:10,430 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:26:10,431 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:26:10,435 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:26:10,438 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:26:10,440 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:26:10,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:26:10,443 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:26:10,443 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:26:10,447 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:26:10,448 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:26:10,453 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 21:26:10,493 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:26:10,495 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:26:10,499 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:26:10,501 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:26:10,501 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:26:10,502 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:26:10,502 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:26:10,502 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:26:10,504 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:26:10,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:26:10,506 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:26:10,507 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:26:10,507 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:26:10,508 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:26:10,509 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:26:10,509 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:26:10,509 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:26:10,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:26:10,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:26:10,513 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:26:10,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:26:10,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:26:10,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:26:10,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:26:10,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:26:10,515 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:26:10,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:26:10,518 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:26:10,519 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3b24d22acbd30abb2bd6c739c1741063240b31f [2019-11-16 21:26:11,062 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:26:11,091 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:26:11,101 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:26:11,103 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:26:11,107 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:26:11,109 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2019-11-16 21:26:11,267 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f97f45f0/9e0b27c015014de8a25cc0cd8807cc4b/FLAG3abf3cb10 [2019-11-16 21:26:12,413 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:26:12,420 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2019-11-16 21:26:12,451 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f97f45f0/9e0b27c015014de8a25cc0cd8807cc4b/FLAG3abf3cb10 [2019-11-16 21:26:12,495 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f97f45f0/9e0b27c015014de8a25cc0cd8807cc4b [2019-11-16 21:26:12,502 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:26:12,507 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:26:12,509 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:26:12,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:26:12,518 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:26:12,522 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:26:12" (1/1) ... [2019-11-16 21:26:12,530 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c214379 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:26:12, skipping insertion in model container [2019-11-16 21:26:12,530 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:26:12" (1/1) ... [2019-11-16 21:26:12,549 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:26:12,652 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:26:13,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:26:13,531 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:26:13,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:26:13,774 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:26:13,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:26:13 WrapperNode [2019-11-16 21:26:13,777 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:26:13,784 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:26:13,785 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:26:13,785 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:26:13,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:26:13" (1/1) ... [2019-11-16 21:26:13,840 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:26:13" (1/1) ... [2019-11-16 21:26:13,955 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:26:13,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:26:13,956 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:26:13,957 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:26:13,971 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:26:13" (1/1) ... [2019-11-16 21:26:13,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:26:13" (1/1) ... [2019-11-16 21:26:13,989 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:26:13" (1/1) ... [2019-11-16 21:26:13,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:26:13" (1/1) ... [2019-11-16 21:26:14,039 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:26:13" (1/1) ... [2019-11-16 21:26:14,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:26:13" (1/1) ... [2019-11-16 21:26:14,103 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:26:13" (1/1) ... [2019-11-16 21:26:14,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:26:14,141 INFO L168 Benchmark]: Toolchain (without parser) took 1627.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.8 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:26:14,146 INFO L168 Benchmark]: CDTParser took 3.21 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:26:14,148 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1267.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-16 21:26:14,155 INFO L168 Benchmark]: Boogie Procedure Inliner took 170.95 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-16 21:26:14,159 INFO L168 Benchmark]: Boogie Preprocessor took 176.92 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-16 21:26:14,171 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.21 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1267.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 170.95 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 176.92 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...