./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-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/chroot-incomplete-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 63cacdcf2f6caa575e9d236338465e5c1ae770c5 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:20:40,743 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:20:40,749 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:20:40,782 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:20:40,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:20:40,786 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:20:40,791 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:20:40,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:20:40,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:20:40,819 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:20:40,821 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:20:40,827 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:20:40,827 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:20:40,833 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:20:40,838 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:20:40,842 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:20:40,844 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:20:40,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:20:40,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:20:40,864 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:20:40,870 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:20:40,874 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:20:40,879 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:20:40,881 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:20:40,891 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:20:40,892 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:20:40,892 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:20:40,897 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:20:40,898 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:20:40,899 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:20:40,899 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:20:40,900 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:20:40,902 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:20:40,904 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:20:40,910 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:20:40,910 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:20:40,912 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:20:40,914 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:20:40,914 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:20:40,915 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:20:40,918 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:20:40,920 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-16 22:20:40,958 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:20:40,961 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:20:40,964 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:20:40,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:20:40,966 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:20:40,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:20:40,968 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-16 22:20:40,968 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:20:40,968 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:20:40,968 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-16 22:20:40,970 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-16 22:20:40,970 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-16 22:20:40,970 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:20:40,973 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:20:40,973 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:20:40,974 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:20:40,976 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:20:40,976 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:20:40,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:20:40,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:20:40,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:20:40,977 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:20:40,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:20:40,981 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 -> 63cacdcf2f6caa575e9d236338465e5c1ae770c5 [2019-11-16 22:20:41,601 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:20:41,626 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:20:41,639 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:20:41,641 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:20:41,642 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:20:41,643 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2019-11-16 22:20:41,803 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35ec7f720/69337a20a5fc4405b7a11978f84e94f2/FLAG248a657f8 [2019-11-16 22:20:43,243 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:20:43,244 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2019-11-16 22:20:43,317 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35ec7f720/69337a20a5fc4405b7a11978f84e94f2/FLAG248a657f8 [2019-11-16 22:20:43,366 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35ec7f720/69337a20a5fc4405b7a11978f84e94f2 [2019-11-16 22:20:43,374 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:20:43,380 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-16 22:20:43,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:20:43,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:20:43,391 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:20:43,394 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:20:43" (1/1) ... [2019-11-16 22:20:43,403 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1404ac26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:43, skipping insertion in model container [2019-11-16 22:20:43,404 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:20:43" (1/1) ... [2019-11-16 22:20:43,421 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:20:43,585 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:20:46,077 ERROR L309 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2019-11-16 22:20:46,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@51017a0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:46, skipping insertion in model container [2019-11-16 22:20:46,082 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:20:46,083 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-16 22:20:46,089 INFO L168 Benchmark]: Toolchain (without parser) took 2704.53 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 983.0 MB in the end (delta: -27.0 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-16 22:20:46,090 INFO L168 Benchmark]: CDTParser took 3.45 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 22:20:46,094 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2700.06 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 983.0 MB in the end (delta: -27.0 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-16 22:20:46,099 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.45 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 2700.06 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 983.0 MB in the end (delta: -27.0 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2290]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...