./Ultimate.py --spec ../../sv-benchmarks/c/MemSafety.prp --file ../../sv-benchmarks/c/memsafety/lockfree-3.2_false-valid-memtrack.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_16e40897-29df-40ba-b5bb-3e05ddc9d556/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_16e40897-29df-40ba-b5bb-3e05ddc9d556/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_16e40897-29df-40ba-b5bb-3e05ddc9d556/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_16e40897-29df-40ba-b5bb-3e05ddc9d556/bin-2019/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/lockfree-3.2_false-valid-memtrack.i -s /tmp/vcloud-vcloud-master/worker/working_dir_16e40897-29df-40ba-b5bb-3e05ddc9d556/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_16e40897-29df-40ba-b5bb-3e05ddc9d556/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1cdc9955d0f744a8bccc682f75e63a6c9ebbfe78 ............................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 15:49:52,524 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:49:52,525 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:49:52,534 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:49:52,534 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:49:52,535 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:49:52,536 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:49:52,537 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:49:52,539 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:49:52,539 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:49:52,540 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:49:52,540 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:49:52,541 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:49:52,542 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:49:52,542 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:49:52,543 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:49:52,544 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:49:52,545 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:49:52,546 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:49:52,547 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:49:52,548 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:49:52,549 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:49:52,550 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:49:52,551 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:49:52,551 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:49:52,551 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:49:52,552 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:49:52,553 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:49:52,553 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:49:52,554 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:49:52,554 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:49:52,555 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:49:52,555 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:49:52,555 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:49:52,556 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:49:52,556 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:49:52,556 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_16e40897-29df-40ba-b5bb-3e05ddc9d556/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-11-18 15:49:52,566 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:49:52,566 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:49:52,567 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:49:52,568 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:49:52,568 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 15:49:52,568 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:49:52,568 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:49:52,568 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-18 15:49:52,568 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:49:52,568 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:49:52,569 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:49:52,569 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-18 15:49:52,569 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-18 15:49:52,569 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-18 15:49:52,569 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:49:52,569 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:49:52,569 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:49:52,570 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:49:52,570 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:49:52,570 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:49:52,570 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 15:49:52,570 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:49:52,570 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:49:52,570 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:49:52,571 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 15:49:52,571 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:49:52,571 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_16e40897-29df-40ba-b5bb-3e05ddc9d556/bin-2019/uautomizer 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 -> 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 -> 1cdc9955d0f744a8bccc682f75e63a6c9ebbfe78 [2018-11-18 15:49:52,594 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:49:52,603 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:49:52,606 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:49:52,607 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:49:52,607 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:49:52,608 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_16e40897-29df-40ba-b5bb-3e05ddc9d556/bin-2019/uautomizer/../../sv-benchmarks/c/memsafety/lockfree-3.2_false-valid-memtrack.i [2018-11-18 15:49:52,651 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_16e40897-29df-40ba-b5bb-3e05ddc9d556/bin-2019/uautomizer/data/447c0b06e/7773d88abb994bd18e7a13df6ab9b5d7/FLAGeb11a1620 [2018-11-18 15:49:53,027 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:49:53,028 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_16e40897-29df-40ba-b5bb-3e05ddc9d556/sv-benchmarks/c/memsafety/lockfree-3.2_false-valid-memtrack.i [2018-11-18 15:49:53,037 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_16e40897-29df-40ba-b5bb-3e05ddc9d556/bin-2019/uautomizer/data/447c0b06e/7773d88abb994bd18e7a13df6ab9b5d7/FLAGeb11a1620 [2018-11-18 15:49:53,413 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_16e40897-29df-40ba-b5bb-3e05ddc9d556/bin-2019/uautomizer/data/447c0b06e/7773d88abb994bd18e7a13df6ab9b5d7 [2018-11-18 15:49:53,415 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:49:53,416 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 15:49:53,417 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:49:53,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:49:53,420 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:49:53,420 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:49:53" (1/1) ... [2018-11-18 15:49:53,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28f362e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:49:53, skipping insertion in model container [2018-11-18 15:49:53,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:49:53" (1/1) ... [2018-11-18 15:49:53,430 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:49:53,462 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:49:53,577 ERROR L311 MainTranslator]: Unsupported Syntax: bitfield implementation not yet bitprecise (soundness first) [2018-11-18 15:49:53,577 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@258d1de3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:49:53, skipping insertion in model container [2018-11-18 15:49:53,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:49:53,578 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-11-18 15:49:53,578 INFO L168 Benchmark]: Toolchain (without parser) took 162.29 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 945.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:49:53,579 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:49:53,579 INFO L168 Benchmark]: CACSL2BoogieTranslator took 160.45 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 945.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:49:53,581 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 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 160.45 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 945.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9]: Unsupported Syntax bitfield implementation not yet bitprecise (soundness first) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...