./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety-ext3/scopes3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version c6eb4584 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety-ext3/scopes3.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 7efcb16e512d7de15a71f6cd895dcd8493c4b646 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 22:20:27,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:20:27,635 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:20:27,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:20:27,671 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:20:27,675 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:20:27,679 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:20:27,693 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:20:27,701 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:20:27,706 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:20:27,709 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:20:27,715 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:20:27,715 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:20:27,722 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:20:27,724 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:20:27,726 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:20:27,729 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:20:27,731 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:20:27,737 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:20:27,745 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:20:27,753 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:20:27,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:20:27,762 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:20:27,768 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:20:27,774 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:20:27,776 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:20:27,776 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:20:27,780 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:20:27,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:20:27,787 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:20:27,788 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:20:27,789 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:20:27,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:20:27,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:20:27,794 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:20:27,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:20:27,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:20:27,798 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:20:27,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:20:27,801 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:20:27,806 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:20:27,807 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-16 22:20:27,861 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:20:27,863 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:20:27,867 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:20:27,869 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:20:27,872 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:20:27,875 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:20:27,875 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 22:20:27,876 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-16 22:20:27,876 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:20:27,876 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 22:20:27,876 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:20:27,877 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-16 22:20:27,877 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-16 22:20:27,879 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-16 22:20:27,882 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:20:27,882 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 22:20:27,882 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:20:27,883 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:20:27,885 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:20:27,885 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:20:27,885 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:20:27,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:20:27,886 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:20:27,887 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:20:27,890 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:20:27,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:20:27,890 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 7efcb16e512d7de15a71f6cd895dcd8493c4b646 [2019-11-16 22:20:28,472 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:20:28,501 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:20:28,511 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:20:28,516 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:20:28,517 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:20:28,518 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext3/scopes3.c [2019-11-16 22:20:28,681 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7556af37/3f0f264ac02f4b86b8c231ab160548b3/FLAGf60592e89 [2019-11-16 22:20:29,754 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:20:29,758 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext3/scopes3.c [2019-11-16 22:20:29,773 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7556af37/3f0f264ac02f4b86b8c231ab160548b3/FLAGf60592e89 [2019-11-16 22:20:29,810 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7556af37/3f0f264ac02f4b86b8c231ab160548b3 [2019-11-16 22:20:29,821 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:20:29,826 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-16 22:20:29,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:20:29,834 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:20:29,841 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:20:29,845 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:20:29" (1/1) ... [2019-11-16 22:20:29,854 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bad43a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:29, skipping insertion in model container [2019-11-16 22:20:29,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:20:29" (1/1) ... [2019-11-16 22:20:29,876 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:20:29,918 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:20:30,362 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:20:30,400 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:20:30,443 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:20:30,491 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:20:30,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:30 WrapperNode [2019-11-16 22:20:30,495 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:20:30,498 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:20:30,498 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:20:30,499 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:20:30,618 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:30" (1/1) ... [2019-11-16 22:20:30,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:30" (1/1) ... [2019-11-16 22:20:30,640 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:30" (1/1) ... [2019-11-16 22:20:30,644 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:30" (1/1) ... [2019-11-16 22:20:30,659 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:30" (1/1) ... [2019-11-16 22:20:30,670 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:30" (1/1) ... [2019-11-16 22:20:30,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:30" (1/1) ... [2019-11-16 22:20:30,684 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:20:30,701 INFO L168 Benchmark]: Toolchain (without parser) took 866.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.3 MB in the end (delta: -31.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-16 22:20:30,704 INFO L168 Benchmark]: CDTParser took 2.18 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:20:30,706 INFO L168 Benchmark]: CACSL2BoogieTranslator took 665.70 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-16 22:20:30,710 INFO L168 Benchmark]: Boogie Preprocessor took 189.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.3 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-16 22:20:30,724 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.18 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 665.70 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.3 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...