./Ultimate.py --spec ../../sv-benchmarks/c/Systems_BusyBox_MemSafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete_true-no-overflow_true-valid-memsafety.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2476d579-6a0d-4129-adb2-ed0891305154/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2476d579-6a0d-4129-adb2-ed0891305154/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2476d579-6a0d-4129-adb2-ed0891305154/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2476d579-6a0d-4129-adb2-ed0891305154/bin-2019/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete_true-no-overflow_true-valid-memsafety.i -s /tmp/vcloud-vcloud-master/worker/working_dir_2476d579-6a0d-4129-adb2-ed0891305154/bin-2019/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2476d579-6a0d-4129-adb2-ed0891305154/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1b8228d251224bd14b2525c351dd42d1c0ad3b2d ...................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2476d579-6a0d-4129-adb2-ed0891305154/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2476d579-6a0d-4129-adb2-ed0891305154/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2476d579-6a0d-4129-adb2-ed0891305154/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2476d579-6a0d-4129-adb2-ed0891305154/bin-2019/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete_true-no-overflow_true-valid-memsafety.i -s /tmp/vcloud-vcloud-master/worker/working_dir_2476d579-6a0d-4129-adb2-ed0891305154/bin-2019/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2476d579-6a0d-4129-adb2-ed0891305154/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1b8228d251224bd14b2525c351dd42d1c0ad3b2d ..................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Check for isGlobalScope first --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 04:46:54,314 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 04:46:54,315 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 04:46:54,325 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 04:46:54,325 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 04:46:54,326 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 04:46:54,327 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 04:46:54,330 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 04:46:54,331 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 04:46:54,332 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 04:46:54,332 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 04:46:54,332 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 04:46:54,333 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 04:46:54,334 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 04:46:54,334 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 04:46:54,335 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 04:46:54,335 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 04:46:54,338 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 04:46:54,339 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 04:46:54,340 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 04:46:54,341 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 04:46:54,341 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 04:46:54,343 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 04:46:54,343 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 04:46:54,343 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 04:46:54,346 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 04:46:54,346 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 04:46:54,347 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 04:46:54,348 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 04:46:54,348 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 04:46:54,349 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 04:46:54,349 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 04:46:54,349 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 04:46:54,350 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 04:46:54,350 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 04:46:54,351 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 04:46:54,351 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2476d579-6a0d-4129-adb2-ed0891305154/bin-2019/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2018-10-27 04:46:54,371 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 04:46:54,372 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 04:46:54,375 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 04:46:54,375 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 04:46:54,375 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 04:46:54,376 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 04:46:54,376 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 04:46:54,376 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 04:46:54,376 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 04:46:54,376 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 04:46:54,376 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 04:46:54,377 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 04:46:54,377 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 04:46:54,377 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 04:46:54,377 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-27 04:46:54,377 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 04:46:54,377 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 04:46:54,378 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-27 04:46:54,378 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-27 04:46:54,378 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-27 04:46:54,378 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 04:46:54,378 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 04:46:54,378 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 04:46:54,378 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 04:46:54,378 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 04:46:54,379 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 04:46:54,379 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 04:46:54,379 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 04:46:54,379 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 04:46:54,379 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 04:46:54,379 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 04:46:54,379 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_2476d579-6a0d-4129-adb2-ed0891305154/bin-2019/utaipan 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b8228d251224bd14b2525c351dd42d1c0ad3b2d [2018-10-27 04:46:54,408 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 04:46:54,417 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 04:46:54,425 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 04:46:54,426 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 04:46:54,427 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 04:46:54,427 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2476d579-6a0d-4129-adb2-ed0891305154/bin-2019/utaipan/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete_true-no-overflow_true-valid-memsafety.i [2018-10-27 04:46:54,474 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2476d579-6a0d-4129-adb2-ed0891305154/bin-2019/utaipan/data/afdd3adb9/29e99b607fcd47a5a2de821a6a6cf2ba/FLAG611a1f41a [2018-10-27 04:46:55,055 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 04:46:55,057 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2476d579-6a0d-4129-adb2-ed0891305154/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete_true-no-overflow_true-valid-memsafety.i [2018-10-27 04:46:55,081 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2476d579-6a0d-4129-adb2-ed0891305154/bin-2019/utaipan/data/afdd3adb9/29e99b607fcd47a5a2de821a6a6cf2ba/FLAG611a1f41a [2018-10-27 04:46:55,095 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2476d579-6a0d-4129-adb2-ed0891305154/bin-2019/utaipan/data/afdd3adb9/29e99b607fcd47a5a2de821a6a6cf2ba [2018-10-27 04:46:55,099 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 04:46:55,101 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 04:46:55,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 04:46:55,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 04:46:55,108 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 04:46:55,109 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 04:46:55" (1/1) ... [2018-10-27 04:46:55,111 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fa64bd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:46:55, skipping insertion in model container [2018-10-27 04:46:55,111 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 04:46:55" (1/1) ... [2018-10-27 04:46:55,122 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 04:46:55,197 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 04:46:55,305 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.IllegalStateException: Check for isGlobalScope first at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.ProcedureManager.getCurrentProcedureID(ProcedureManager.java:400) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.AuxVarInfoBuilder.constructAuxVarHelper(AuxVarInfoBuilder.java:112) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.AuxVarInfoBuilder.constructAuxVarInfo(AuxVarInfoBuilder.java:85) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleConditionalOperator(CHandler.java:4088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:999) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2169) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.TypeHandler.visit(TypeHandler.java:338) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1831) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3316) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2110) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:537) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:188) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:129) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 04:46:55,308 INFO L168 Benchmark]: Toolchain (without parser) took 207.65 ms. Allocated memory is still 1.0 GB. Free memory was 949.0 MB in the beginning and 935.6 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-10-27 04:46:55,309 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 04:46:55,309 INFO L168 Benchmark]: CACSL2BoogieTranslator took 205.32 ms. Allocated memory is still 1.0 GB. Free memory was 949.0 MB in the beginning and 935.6 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-10-27 04:46:55,311 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 205.32 ms. Allocated memory is still 1.0 GB. Free memory was 949.0 MB in the beginning and 935.6 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalStateException: Check for isGlobalScope first de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalStateException: Check for isGlobalScope first: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.ProcedureManager.getCurrentProcedureID(ProcedureManager.java:400) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 04:46:56,996 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 04:46:56,998 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 04:46:57,011 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 04:46:57,011 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 04:46:57,013 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 04:46:57,014 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 04:46:57,015 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 04:46:57,017 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 04:46:57,017 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 04:46:57,018 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 04:46:57,018 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 04:46:57,019 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 04:46:57,019 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 04:46:57,022 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 04:46:57,023 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 04:46:57,023 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 04:46:57,025 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 04:46:57,026 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 04:46:57,027 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 04:46:57,037 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 04:46:57,038 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 04:46:57,039 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 04:46:57,040 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 04:46:57,045 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 04:46:57,046 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 04:46:57,046 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 04:46:57,047 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 04:46:57,047 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 04:46:57,048 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 04:46:57,048 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 04:46:57,049 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 04:46:57,049 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 04:46:57,049 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 04:46:57,050 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 04:46:57,050 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 04:46:57,050 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2476d579-6a0d-4129-adb2-ed0891305154/bin-2019/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2018-10-27 04:46:57,068 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 04:46:57,071 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 04:46:57,071 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 04:46:57,072 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 04:46:57,072 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 04:46:57,072 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 04:46:57,072 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 04:46:57,072 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 04:46:57,072 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 04:46:57,073 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 04:46:57,073 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 04:46:57,073 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-27 04:46:57,073 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 04:46:57,073 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 04:46:57,073 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-27 04:46:57,074 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-27 04:46:57,074 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-27 04:46:57,074 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 04:46:57,074 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 04:46:57,074 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 04:46:57,074 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 04:46:57,074 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 04:46:57,075 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 04:46:57,075 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 04:46:57,075 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 04:46:57,075 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 04:46:57,075 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 04:46:57,075 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 04:46:57,075 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 04:46:57,076 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 04:46:57,077 INFO L133 SettingsManager]: * Logic for external solver=AUFBV 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_2476d579-6a0d-4129-adb2-ed0891305154/bin-2019/utaipan 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b8228d251224bd14b2525c351dd42d1c0ad3b2d [2018-10-27 04:46:57,118 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 04:46:57,129 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 04:46:57,132 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 04:46:57,133 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 04:46:57,134 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 04:46:57,134 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2476d579-6a0d-4129-adb2-ed0891305154/bin-2019/utaipan/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete_true-no-overflow_true-valid-memsafety.i [2018-10-27 04:46:57,181 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2476d579-6a0d-4129-adb2-ed0891305154/bin-2019/utaipan/data/c3406dd87/b198195ce94248d998d7ce44237ac1b0/FLAG7ff5d69cd [2018-10-27 04:46:57,711 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 04:46:57,712 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2476d579-6a0d-4129-adb2-ed0891305154/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete_true-no-overflow_true-valid-memsafety.i [2018-10-27 04:46:57,735 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2476d579-6a0d-4129-adb2-ed0891305154/bin-2019/utaipan/data/c3406dd87/b198195ce94248d998d7ce44237ac1b0/FLAG7ff5d69cd [2018-10-27 04:46:57,747 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2476d579-6a0d-4129-adb2-ed0891305154/bin-2019/utaipan/data/c3406dd87/b198195ce94248d998d7ce44237ac1b0 [2018-10-27 04:46:57,750 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 04:46:57,751 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 04:46:57,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 04:46:57,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 04:46:57,755 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 04:46:57,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 04:46:57" (1/1) ... [2018-10-27 04:46:57,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e38cbf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:46:57, skipping insertion in model container [2018-10-27 04:46:57,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 04:46:57" (1/1) ... [2018-10-27 04:46:57,770 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 04:46:57,851 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 04:46:57,987 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.IllegalStateException: Check for isGlobalScope first at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.ProcedureManager.getCurrentProcedureID(ProcedureManager.java:400) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.AuxVarInfoBuilder.constructAuxVarHelper(AuxVarInfoBuilder.java:112) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.AuxVarInfoBuilder.constructAuxVarInfo(AuxVarInfoBuilder.java:85) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleConditionalOperator(CHandler.java:4088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:999) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2169) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.TypeHandler.visit(TypeHandler.java:338) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1831) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3316) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2110) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:537) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:188) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:129) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 04:46:57,992 INFO L168 Benchmark]: Toolchain (without parser) took 241.39 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 933.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-27 04:46:57,993 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 04:46:57,993 INFO L168 Benchmark]: CACSL2BoogieTranslator took 239.43 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 933.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-27 04:46:57,995 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 239.43 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 933.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalStateException: Check for isGlobalScope first de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalStateException: Check for isGlobalScope first: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.ProcedureManager.getCurrentProcedureID(ProcedureManager.java:400) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...