./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_longest_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4e2f369f-b2c1-4df8-a8f6-8ccf9b43409a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4e2f369f-b2c1-4df8-a8f6-8ccf9b43409a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4e2f369f-b2c1-4df8-a8f6-8ccf9b43409a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4e2f369f-b2c1-4df8-a8f6-8ccf9b43409a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4e2f369f-b2c1-4df8-a8f6-8ccf9b43409a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4e2f369f-b2c1-4df8-a8f6-8ccf9b43409a/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a6f0623013fb901f29d67f0891d5543f88ceebec .......................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: TYPE ERROR --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 18:35:20,445 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 18:35:20,447 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 18:35:20,457 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 18:35:20,457 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 18:35:20,458 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 18:35:20,459 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 18:35:20,460 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 18:35:20,461 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 18:35:20,462 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 18:35:20,462 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 18:35:20,463 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 18:35:20,463 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 18:35:20,464 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 18:35:20,465 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 18:35:20,466 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 18:35:20,466 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 18:35:20,468 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 18:35:20,469 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 18:35:20,470 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 18:35:20,471 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 18:35:20,472 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 18:35:20,474 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 18:35:20,474 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 18:35:20,474 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 18:35:20,475 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 18:35:20,476 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 18:35:20,476 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 18:35:20,477 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 18:35:20,478 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 18:35:20,478 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 18:35:20,479 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 18:35:20,479 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 18:35:20,479 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 18:35:20,480 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 18:35:20,480 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 18:35:20,481 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4e2f369f-b2c1-4df8-a8f6-8ccf9b43409a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 18:35:20,491 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 18:35:20,491 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 18:35:20,492 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 18:35:20,492 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 18:35:20,493 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 18:35:20,493 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 18:35:20,493 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 18:35:20,493 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 18:35:20,493 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 18:35:20,494 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 18:35:20,494 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 18:35:20,494 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 18:35:20,494 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 18:35:20,494 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 18:35:20,494 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 18:35:20,494 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 18:35:20,495 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 18:35:20,495 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 18:35:20,495 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 18:35:20,495 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 18:35:20,495 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 18:35:20,495 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 18:35:20,496 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 18:35:20,496 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 18:35:20,496 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 18:35:20,496 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 18:35:20,496 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 18:35:20,496 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 18:35:20,496 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 18:35:20,497 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_4e2f369f-b2c1-4df8-a8f6-8ccf9b43409a/bin-2019/ukojak 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 -> Kojak 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 -> a6f0623013fb901f29d67f0891d5543f88ceebec [2018-11-18 18:35:20,519 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 18:35:20,528 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 18:35:20,530 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 18:35:20,530 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 18:35:20,531 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 18:35:20,531 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4e2f369f-b2c1-4df8-a8f6-8ccf9b43409a/bin-2019/ukojak/../../sv-benchmarks/c/pthread-ext/25_stack_longest_false-unreach-call.i [2018-11-18 18:35:20,568 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4e2f369f-b2c1-4df8-a8f6-8ccf9b43409a/bin-2019/ukojak/data/17ff15bbb/8d60f30177cd453d892f41e768ded7ef/FLAG1d906427f [2018-11-18 18:35:21,013 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 18:35:21,014 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4e2f369f-b2c1-4df8-a8f6-8ccf9b43409a/sv-benchmarks/c/pthread-ext/25_stack_longest_false-unreach-call.i [2018-11-18 18:35:21,022 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4e2f369f-b2c1-4df8-a8f6-8ccf9b43409a/bin-2019/ukojak/data/17ff15bbb/8d60f30177cd453d892f41e768ded7ef/FLAG1d906427f [2018-11-18 18:35:21,031 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4e2f369f-b2c1-4df8-a8f6-8ccf9b43409a/bin-2019/ukojak/data/17ff15bbb/8d60f30177cd453d892f41e768ded7ef [2018-11-18 18:35:21,034 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 18:35:21,034 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 18:35:21,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 18:35:21,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 18:35:21,037 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 18:35:21,038 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:35:21" (1/1) ... [2018-11-18 18:35:21,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49fb43e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:21, skipping insertion in model container [2018-11-18 18:35:21,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:35:21" (1/1) ... [2018-11-18 18:35:21,046 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 18:35:21,074 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 18:35:21,292 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 18:35:21,341 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 18:35:21,376 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 18:35:21,409 INFO L195 MainTranslator]: Completed translation [2018-11-18 18:35:21,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:21 WrapperNode [2018-11-18 18:35:21,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 18:35:21,410 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 18:35:21,410 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 18:35:21,410 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 18:35:21,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:21" (1/1) ... [2018-11-18 18:35:21,427 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:21" (1/1) ... [2018-11-18 18:35:21,446 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 18:35:21,446 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 18:35:21,446 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 18:35:21,446 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 18:35:21,452 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:21" (1/1) ... [2018-11-18 18:35:21,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:21" (1/1) ... [2018-11-18 18:35:21,456 ERROR L1129 TypeChecker]: C: return 1; [665]: Goto label not found: GotoStatement[[isEmpty_returnLabel]] [2018-11-18 18:35:21,456 ERROR L1129 TypeChecker]: C: return 0; [667]: Goto label not found: GotoStatement[[isEmpty_returnLabel]] [2018-11-18 18:35:21,457 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:21" (1/1) ... [2018-11-18 18:35:21,457 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:21" (1/1) ... [2018-11-18 18:35:21,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:21" (1/1) ... [2018-11-18 18:35:21,466 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:21" (1/1) ... [2018-11-18 18:35:21,468 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:21" (1/1) ... [2018-11-18 18:35:21,470 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 18:35:21,470 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder [2018-11-18 18:35:21,471 INFO L168 Benchmark]: Toolchain (without parser) took 437.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -163.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 18:35:21,473 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 18:35:21,473 INFO L168 Benchmark]: CACSL2BoogieTranslator took 374.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -167.1 MB). Peak memory consumption was 34.4 MB. Max. memory is 11.5 GB. [2018-11-18 18:35:21,474 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 18:35:21,474 INFO L168 Benchmark]: Boogie Preprocessor took 24.14 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 18:35:21,477 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 374.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -167.1 MB). Peak memory consumption was 34.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.14 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - TypeErrorResult [Line: 665]: Type Error Goto label not found: GotoStatement[[isEmpty_returnLabel]] - TypeErrorResult [Line: 667]: Type Error Goto label not found: GotoStatement[[isEmpty_returnLabel]] RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...