./Ultimate.py --spec ../../sv-benchmarks/c/MemSafety.prp --file ../../sv-benchmarks/c/list-ext3-properties/sll_shallow_copy_true-valid-memsafety.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_0716eb32-3c10-4b3a-a911-980e393777df/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0716eb32-3c10-4b3a-a911-980e393777df/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0716eb32-3c10-4b3a-a911-980e393777df/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0716eb32-3c10-4b3a-a911-980e393777df/bin-2019/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext3-properties/sll_shallow_copy_true-valid-memsafety.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0716eb32-3c10-4b3a-a911-980e393777df/bin-2019/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0716eb32-3c10-4b3a-a911-980e393777df/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 32bit --witnessprinter.graph.data.programhash aa7e12ba2385db78a5fa0964f22ec391626746f0 ..................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 09:09:00,689 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:09:00,690 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:09:00,697 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:09:00,698 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:09:00,698 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:09:00,699 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:09:00,700 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:09:00,701 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:09:00,702 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:09:00,703 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:09:00,703 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:09:00,704 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:09:00,704 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:09:00,705 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:09:00,706 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:09:00,706 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:09:00,707 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:09:00,709 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:09:00,710 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:09:00,710 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:09:00,711 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:09:00,713 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:09:00,713 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:09:00,713 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:09:00,714 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:09:00,714 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:09:00,715 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:09:00,715 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:09:00,716 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:09:00,716 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:09:00,717 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:09:00,717 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:09:00,717 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:09:00,718 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:09:00,718 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:09:00,718 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0716eb32-3c10-4b3a-a911-980e393777df/bin-2019/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2018-11-10 09:09:00,727 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:09:00,727 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:09:00,728 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:09:00,728 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 09:09:00,728 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 09:09:00,729 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 09:09:00,729 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 09:09:00,729 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 09:09:00,729 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 09:09:00,729 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 09:09:00,729 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 09:09:00,730 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 09:09:00,730 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 09:09:00,730 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:09:00,730 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:09:00,731 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 09:09:00,731 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 09:09:00,731 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:09:00,731 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:09:00,731 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-10 09:09:00,731 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-10 09:09:00,732 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-10 09:09:00,732 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:09:00,732 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:09:00,732 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:09:00,732 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 09:09:00,732 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:09:00,732 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 09:09:00,733 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:09:00,733 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:09:00,733 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:09:00,733 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 09:09:00,733 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:09:00,733 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 09:09:00,734 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_0716eb32-3c10-4b3a-a911-980e393777df/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa7e12ba2385db78a5fa0964f22ec391626746f0 [2018-11-10 09:09:00,754 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:09:00,762 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:09:00,764 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:09:00,765 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:09:00,766 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:09:00,766 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0716eb32-3c10-4b3a-a911-980e393777df/bin-2019/utaipan/../../sv-benchmarks/c/list-ext3-properties/sll_shallow_copy_true-valid-memsafety.i [2018-11-10 09:09:00,804 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0716eb32-3c10-4b3a-a911-980e393777df/bin-2019/utaipan/data/5fad088b6/f95d4a45ec6a468989e8ec6bce8152c7/FLAG9fcf6d4e5 [2018-11-10 09:09:01,219 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:09:01,220 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0716eb32-3c10-4b3a-a911-980e393777df/sv-benchmarks/c/list-ext3-properties/sll_shallow_copy_true-valid-memsafety.i [2018-11-10 09:09:01,226 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0716eb32-3c10-4b3a-a911-980e393777df/bin-2019/utaipan/data/5fad088b6/f95d4a45ec6a468989e8ec6bce8152c7/FLAG9fcf6d4e5 [2018-11-10 09:09:01,234 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0716eb32-3c10-4b3a-a911-980e393777df/bin-2019/utaipan/data/5fad088b6/f95d4a45ec6a468989e8ec6bce8152c7 [2018-11-10 09:09:01,236 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:09:01,237 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:09:01,237 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:09:01,238 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:09:01,240 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:09:01,241 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:09:01" (1/1) ... [2018-11-10 09:09:01,243 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50c4b469 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:09:01, skipping insertion in model container [2018-11-10 09:09:01,243 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:09:01" (1/1) ... [2018-11-10 09:09:01,249 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:09:01,274 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:09:01,382 WARN L309 MainTranslator]: Unsupported Syntax: bitfield implementation not yet bitprecise (soundness first) [2018-11-10 09:09:01,383 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5e62cefc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:09:01, skipping insertion in model container [2018-11-10 09:09:01,383 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:09:01,383 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2018-11-10 09:09:01,383 INFO L168 Benchmark]: Toolchain (without parser) took 147.06 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 952.0 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 11.5 GB. [2018-11-10 09:09:01,385 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:09:01,385 INFO L168 Benchmark]: CACSL2BoogieTranslator took 145.43 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 952.0 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 11.5 GB. [2018-11-10 09:09:01,386 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 145.43 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 952.0 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 75]: Unsupported Syntax bitfield implementation not yet bitprecise (soundness first) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...