./Ultimate.py --spec ../../sv-benchmarks/c/MemSafety.prp --file ../../sv-benchmarks/c/list-properties/alternating_list_true-unreach-call_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_27f4f5af-e965-45ec-8007-d552b631887e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_27f4f5af-e965-45ec-8007-d552b631887e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_27f4f5af-e965-45ec-8007-d552b631887e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_27f4f5af-e965-45ec-8007-d552b631887e/bin-2019/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-properties/alternating_list_true-unreach-call_true-valid-memsafety.i -s /tmp/vcloud-vcloud-master/worker/working_dir_27f4f5af-e965-45ec-8007-d552b631887e/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_27f4f5af-e965-45ec-8007-d552b631887e/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0f43fdc1bef3315244519d0477160926ad52e84d ............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 04:33:04,973 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 04:33:04,974 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 04:33:04,983 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 04:33:04,983 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 04:33:04,986 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 04:33:04,988 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 04:33:04,990 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 04:33:04,992 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 04:33:04,994 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 04:33:04,996 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 04:33:04,997 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 04:33:04,998 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 04:33:05,000 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 04:33:05,006 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 04:33:05,007 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 04:33:05,008 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 04:33:05,009 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 04:33:05,010 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 04:33:05,011 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 04:33:05,012 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 04:33:05,015 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 04:33:05,018 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 04:33:05,019 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 04:33:05,019 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 04:33:05,020 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 04:33:05,020 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 04:33:05,021 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 04:33:05,021 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 04:33:05,022 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 04:33:05,022 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 04:33:05,023 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 04:33:05,023 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 04:33:05,023 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 04:33:05,024 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 04:33:05,028 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 04:33:05,029 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_27f4f5af-e965-45ec-8007-d552b631887e/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2018-10-27 04:33:05,040 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 04:33:05,046 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 04:33:05,047 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 04:33:05,047 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 04:33:05,047 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 04:33:05,047 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 04:33:05,048 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-27 04:33:05,048 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 04:33:05,048 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 04:33:05,048 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 04:33:05,048 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-27 04:33:05,048 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-27 04:33:05,048 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-27 04:33:05,048 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 04:33:05,049 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 04:33:05,049 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 04:33:05,049 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 04:33:05,049 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 04:33:05,049 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 04:33:05,049 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 04:33:05,049 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 04:33:05,050 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 04:33:05,050 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-27 04:33:05,050 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 04:33:05,050 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in 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_27f4f5af-e965-45ec-8007-d552b631887e/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 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 -> 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 -> 0f43fdc1bef3315244519d0477160926ad52e84d [2018-10-27 04:33:05,078 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 04:33:05,087 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 04:33:05,095 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 04:33:05,096 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 04:33:05,096 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 04:33:05,097 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_27f4f5af-e965-45ec-8007-d552b631887e/bin-2019/ukojak/../../sv-benchmarks/c/list-properties/alternating_list_true-unreach-call_true-valid-memsafety.i [2018-10-27 04:33:05,138 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_27f4f5af-e965-45ec-8007-d552b631887e/bin-2019/ukojak/data/0e9eb1ca5/f562a6cfd8ac4cab80316a31e164a9b8/FLAG166f4377d [2018-10-27 04:33:05,558 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 04:33:05,559 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_27f4f5af-e965-45ec-8007-d552b631887e/sv-benchmarks/c/list-properties/alternating_list_true-unreach-call_true-valid-memsafety.i [2018-10-27 04:33:05,568 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_27f4f5af-e965-45ec-8007-d552b631887e/bin-2019/ukojak/data/0e9eb1ca5/f562a6cfd8ac4cab80316a31e164a9b8/FLAG166f4377d [2018-10-27 04:33:05,580 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_27f4f5af-e965-45ec-8007-d552b631887e/bin-2019/ukojak/data/0e9eb1ca5/f562a6cfd8ac4cab80316a31e164a9b8 [2018-10-27 04:33:05,582 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 04:33:05,583 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 04:33:05,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 04:33:05,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 04:33:05,587 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 04:33:05,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 04:33:05" (1/1) ... [2018-10-27 04:33:05,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7630e1f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:33:05, skipping insertion in model container [2018-10-27 04:33:05,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 04:33:05" (1/1) ... [2018-10-27 04:33:05,598 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 04:33:05,630 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 04:33:05,746 WARN L309 MainTranslator]: Unsupported Syntax: bitfield implementation not yet bitprecise (soundness first) [2018-10-27 04:33:05,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6f7acc4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:33:05, skipping insertion in model container [2018-10-27 04:33:05,746 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 04:33:05,747 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2018-10-27 04:33:05,748 INFO L168 Benchmark]: Toolchain (without parser) took 164.84 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 948.9 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-10-27 04:33:05,749 INFO L168 Benchmark]: CDTParser took 0.20 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. [2018-10-27 04:33:05,749 INFO L168 Benchmark]: CACSL2BoogieTranslator took 162.62 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 948.9 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-10-27 04:33:05,751 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 162.62 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 948.9 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10]: Unsupported Syntax bitfield implementation not yet bitprecise (soundness first) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...