./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/expand-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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/busybox-1.22.0/expand-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 64bit --witnessprinter.graph.data.programhash 37472fee323a215e498757280459fe839d9ea958 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:20:41,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:20:41,865 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:20:41,892 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:20:41,893 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:20:41,896 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:20:41,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:20:41,921 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:20:41,926 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:20:41,932 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:20:41,934 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:20:41,938 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:20:41,941 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:20:41,945 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:20:41,948 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:20:41,952 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:20:41,956 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:20:41,959 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:20:41,962 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:20:41,973 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:20:41,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:20:41,984 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:20:41,988 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:20:41,992 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:20:41,996 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:20:41,999 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:20:41,999 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:20:42,002 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:20:42,003 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:20:42,007 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:20:42,007 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:20:42,008 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:20:42,009 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:20:42,012 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:20:42,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:20:42,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:20:42,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:20:42,018 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:20:42,020 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:20:42,023 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:20:42,024 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:20:42,025 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-16 22:20:42,059 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:20:42,062 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:20:42,065 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:20:42,067 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:20:42,067 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:20:42,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:20:42,068 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-16 22:20:42,068 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:20:42,068 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:20:42,070 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-16 22:20:42,071 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-16 22:20:42,071 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-16 22:20:42,072 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:20:42,072 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:20:42,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:20:42,076 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:20:42,076 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:20:42,076 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:20:42,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:20:42,077 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:20:42,077 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:20:42,077 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:20:42,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:20:42,078 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37472fee323a215e498757280459fe839d9ea958 [2019-11-16 22:20:42,640 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:20:42,675 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:20:42,686 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:20:42,690 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:20:42,692 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:20:42,695 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2019-11-16 22:20:42,855 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9a5d3145/7ef4afe7f7714484bb89c8d7bdacba3b/FLAGa0cdf22d9 [2019-11-16 22:20:44,417 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:20:44,419 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2019-11-16 22:20:44,503 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9a5d3145/7ef4afe7f7714484bb89c8d7bdacba3b/FLAGa0cdf22d9 [2019-11-16 22:20:44,534 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9a5d3145/7ef4afe7f7714484bb89c8d7bdacba3b [2019-11-16 22:20:44,539 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:20:44,541 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-16 22:20:44,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:20:44,551 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:20:44,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:20:44,556 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:20:44" (1/1) ... [2019-11-16 22:20:44,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a51274 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:44, skipping insertion in model container [2019-11-16 22:20:44,563 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:20:44" (1/1) ... [2019-11-16 22:20:44,586 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:20:44,798 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:20:47,868 ERROR L309 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-11-16 22:20:47,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6839f7e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:47, skipping insertion in model container [2019-11-16 22:20:47,878 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:20:47,879 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-16 22:20:47,883 INFO L168 Benchmark]: Toolchain (without parser) took 3340.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 972.2 MB in the end (delta: -16.2 MB). Peak memory consumption was 34.0 MB. Max. memory is 12.5 GB. [2019-11-16 22:20:47,889 INFO L168 Benchmark]: CDTParser took 0.38 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 22:20:47,890 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3328.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 972.2 MB in the end (delta: -16.2 MB). Peak memory consumption was 34.0 MB. Max. memory is 12.5 GB. [2019-11-16 22:20:47,897 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 3328.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 972.2 MB in the end (delta: -16.2 MB). Peak memory consumption was 34.0 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2320]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...