./Ultimate.py --spec /storage/repos/svcomp/c/properties/valid-memsafety.prp --file /storage/repos/svcomp/c/busybox-1.22.0/printf_false-unreach-call_true-no-overflow_true-valid-memsafety.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2e94e6aa 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/c/busybox-1.22.0/printf_false-unreach-call_true-no-overflow_true-valid-memsafety.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 a4a828e3e37bf0f36f20c84abd6c0170af71da04 .................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2019-01-01 20:22:10,051 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 20:22:10,053 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 20:22:10,069 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 20:22:10,070 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 20:22:10,071 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 20:22:10,072 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 20:22:10,074 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 20:22:10,076 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 20:22:10,077 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 20:22:10,078 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 20:22:10,078 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 20:22:10,079 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 20:22:10,080 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 20:22:10,081 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 20:22:10,081 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 20:22:10,082 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 20:22:10,084 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 20:22:10,086 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 20:22:10,088 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 20:22:10,089 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 20:22:10,090 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 20:22:10,093 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 20:22:10,093 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 20:22:10,093 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 20:22:10,094 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 20:22:10,095 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 20:22:10,096 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 20:22:10,097 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 20:22:10,098 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 20:22:10,098 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 20:22:10,099 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 20:22:10,099 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 20:22:10,100 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 20:22:10,101 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 20:22:10,101 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 20:22:10,102 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-01-01 20:22:10,116 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 20:22:10,117 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 20:22:10,118 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 20:22:10,118 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 20:22:10,118 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 20:22:10,119 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 20:22:10,119 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-01 20:22:10,119 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-01 20:22:10,119 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 20:22:10,119 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-01-01 20:22:10,119 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2019-01-01 20:22:10,120 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-01-01 20:22:10,120 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-01 20:22:10,120 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 20:22:10,120 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 20:22:10,120 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 20:22:10,121 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-01 20:22:10,121 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-01 20:22:10,121 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-01 20:22:10,121 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 20:22:10,121 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-01 20:22:10,121 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-01 20:22:10,122 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-01 20:22:10,122 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-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 -> a4a828e3e37bf0f36f20c84abd6c0170af71da04 [2019-01-01 20:22:10,157 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 20:22:10,176 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 20:22:10,181 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 20:22:10,183 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 20:22:10,183 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 20:22:10,184 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/busybox-1.22.0/printf_false-unreach-call_true-no-overflow_true-valid-memsafety.i [2019-01-01 20:22:10,253 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba287e4b8/543e5451f6c14665b3da934c1cae71e3/FLAG92bc28e08 [2019-01-01 20:22:10,961 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 20:22:10,962 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/busybox-1.22.0/printf_false-unreach-call_true-no-overflow_true-valid-memsafety.i [2019-01-01 20:22:11,000 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba287e4b8/543e5451f6c14665b3da934c1cae71e3/FLAG92bc28e08 [2019-01-01 20:22:11,060 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba287e4b8/543e5451f6c14665b3da934c1cae71e3 [2019-01-01 20:22:11,064 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 20:22:11,067 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-01-01 20:22:11,071 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 20:22:11,074 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 20:22:11,082 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 20:22:11,084 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 08:22:11" (1/1) ... [2019-01-01 20:22:11,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3efd1d76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 08:22:11, skipping insertion in model container [2019-01-01 20:22:11,089 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 08:22:11" (1/1) ... [2019-01-01 20:22:11,099 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 20:22:11,203 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 20:22:12,973 ERROR L311 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2019-01-01 20:22:12,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6a1ae43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 08:22:12, skipping insertion in model container [2019-01-01 20:22:12,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 20:22:12,975 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-01-01 20:22:12,976 INFO L168 Benchmark]: Toolchain (without parser) took 1909.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -189.2 MB). Peak memory consumption was 61.1 MB. Max. memory is 11.5 GB. [2019-01-01 20:22:12,981 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 20:22:12,982 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1903.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -189.2 MB). Peak memory consumption was 61.1 MB. Max. memory is 11.5 GB. [2019-01-01 20:22:12,988 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1903.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -189.2 MB). Peak memory consumption was 61.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2702]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...