./Ultimate.py --spec /storage/repos/svcomp-fix-benchmarks/c/MemSafety-MemCleanup.prp --file /storage/repos/svcomp-fix-benchmarks/c/list-properties/list_search_true-unreach-call_false-valid-memcleanup.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 7df24a18 Calling Ultimate with: 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 /storage/repos/svcomp-fix-benchmarks/c/list-properties/list_search_true-unreach-call_false-valid-memcleanup.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-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-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6f42b1e4e389dfa08cb9cf62cb14bddb85b8f5e ................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-7df24a1 [2018-11-02 10:38:31,644 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-02 10:38:31,647 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-02 10:38:31,660 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-02 10:38:31,660 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-02 10:38:31,661 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-02 10:38:31,663 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-02 10:38:31,665 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-02 10:38:31,667 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-02 10:38:31,668 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-02 10:38:31,669 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-02 10:38:31,669 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-02 10:38:31,671 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-02 10:38:31,672 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-02 10:38:31,673 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-02 10:38:31,674 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-02 10:38:31,675 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-02 10:38:31,677 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-02 10:38:31,679 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-02 10:38:31,681 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-02 10:38:31,682 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-02 10:38:31,684 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-02 10:38:31,687 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-02 10:38:31,687 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-02 10:38:31,688 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-02 10:38:31,689 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-02 10:38:31,690 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-02 10:38:31,691 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-02 10:38:31,692 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-02 10:38:31,694 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-02 10:38:31,694 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-02 10:38:31,699 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-02 10:38:31,699 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-02 10:38:31,699 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-02 10:38:31,700 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-02 10:38:31,701 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-02 10:38:31,701 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2018-11-02 10:38:31,727 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-02 10:38:31,728 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-02 10:38:31,729 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-02 10:38:31,729 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-02 10:38:31,729 INFO L133 SettingsManager]: * Use SBE=true [2018-11-02 10:38:31,729 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-02 10:38:31,730 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-02 10:38:31,730 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-02 10:38:31,730 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-02 10:38:31,731 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-02 10:38:31,731 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-02 10:38:31,731 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-02 10:38:31,731 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-02 10:38:31,731 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-02 10:38:31,731 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-02 10:38:31,732 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-02 10:38:31,732 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-02 10:38:31,732 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-02 10:38:31,732 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-02 10:38:31,732 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-02 10:38:31,733 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-02 10:38:31,734 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-02 10:38:31,735 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-02 10:38:31,735 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-02 10:38:31,735 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 -> /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-memcleanup) ) 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 -> c6f42b1e4e389dfa08cb9cf62cb14bddb85b8f5e [2018-11-02 10:38:31,799 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-02 10:38:31,812 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-02 10:38:31,816 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-02 10:38:31,817 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-02 10:38:31,818 INFO L276 PluginConnector]: CDTParser initialized [2018-11-02 10:38:31,818 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp-fix-benchmarks/c/list-properties/list_search_true-unreach-call_false-valid-memcleanup.i [2018-11-02 10:38:31,876 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b16d6bf5a/b21a1d3bcf8248c7b59dfe57101244a5/FLAG2f69e0a85 [2018-11-02 10:38:32,438 INFO L298 CDTParser]: Found 1 translation units. [2018-11-02 10:38:32,439 INFO L158 CDTParser]: Scanning /storage/repos/svcomp-fix-benchmarks/c/list-properties/list_search_true-unreach-call_false-valid-memcleanup.i [2018-11-02 10:38:32,461 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b16d6bf5a/b21a1d3bcf8248c7b59dfe57101244a5/FLAG2f69e0a85 [2018-11-02 10:38:32,475 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b16d6bf5a/b21a1d3bcf8248c7b59dfe57101244a5 [2018-11-02 10:38:32,479 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-02 10:38:32,481 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-02 10:38:32,482 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-02 10:38:32,482 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-02 10:38:32,486 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-02 10:38:32,487 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:38:32" (1/1) ... [2018-11-02 10:38:32,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b988cb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:38:32, skipping insertion in model container [2018-11-02 10:38:32,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:38:32" (1/1) ... [2018-11-02 10:38:32,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-02 10:38:32,557 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-02 10:38:32,919 WARN L309 MainTranslator]: Unsupported Syntax: bitfield implementation not yet bitprecise (soundness first) [2018-11-02 10:38:32,920 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@449afa2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:38:32, skipping insertion in model container [2018-11-02 10:38:32,920 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-02 10:38:32,921 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-11-02 10:38:32,922 INFO L168 Benchmark]: Toolchain (without parser) took 442.59 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 930.3 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2018-11-02 10:38:32,929 INFO L168 Benchmark]: CDTParser took 0.58 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. [2018-11-02 10:38:32,930 INFO L168 Benchmark]: CACSL2BoogieTranslator took 439.15 ms. Allocated memory is still 1.0 GB. Free memory was 947.8 MB in the beginning and 930.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-11-02 10:38:32,933 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 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 439.15 ms. Allocated memory is still 1.0 GB. Free memory was 947.8 MB in the beginning and 930.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 362]: Unsupported Syntax bitfield implementation not yet bitprecise (soundness first) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...