./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/usleep-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/usleep-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 ba08cd55fce0f365943ff7f28606e9c05cd7ccab .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:20:51,000 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:20:51,003 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:20:51,043 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:20:51,045 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:20:51,048 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:20:51,053 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:20:51,069 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:20:51,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:20:51,080 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:20:51,081 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:20:51,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:20:51,086 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:20:51,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:20:51,096 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:20:51,098 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:20:51,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:20:51,106 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:20:51,113 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:20:51,121 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:20:51,126 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:20:51,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:20:51,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:20:51,136 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:20:51,144 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:20:51,145 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:20:51,146 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:20:51,149 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:20:51,150 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:20:51,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:20:51,153 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:20:51,154 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:20:51,157 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:20:51,157 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:20:51,163 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:20:51,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:20:51,164 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:20:51,164 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:20:51,165 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:20:51,167 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:20:51,169 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:20:51,171 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-16 22:20:51,206 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:20:51,209 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:20:51,213 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:20:51,214 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:20:51,217 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:20:51,217 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:20:51,217 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-16 22:20:51,218 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:20:51,218 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:20:51,218 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-16 22:20:51,220 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-16 22:20:51,220 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-16 22:20:51,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:20:51,221 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:20:51,222 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:20:51,222 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:20:51,225 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:20:51,225 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:20:51,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:20:51,226 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:20:51,226 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:20:51,226 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:20:51,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:20:51,227 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 -> ba08cd55fce0f365943ff7f28606e9c05cd7ccab [2019-11-16 22:20:51,749 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:20:51,772 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:20:51,783 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:20:51,785 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:20:51,790 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:20:51,791 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2019-11-16 22:20:51,929 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64c440238/29ee9ddc277b434fa5c3c6e00ed18a72/FLAG2507b54ba [2019-11-16 22:20:53,293 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:20:53,294 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2019-11-16 22:20:53,360 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64c440238/29ee9ddc277b434fa5c3c6e00ed18a72/FLAG2507b54ba [2019-11-16 22:20:53,670 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64c440238/29ee9ddc277b434fa5c3c6e00ed18a72 [2019-11-16 22:20:53,675 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:20:53,677 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-16 22:20:53,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:20:53,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:20:53,696 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:20:53,697 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:20:53" (1/1) ... [2019-11-16 22:20:53,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@106775e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:53, skipping insertion in model container [2019-11-16 22:20:53,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:20:53" (1/1) ... [2019-11-16 22:20:53,723 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:20:53,884 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:20:55,932 ERROR L309 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2019-11-16 22:20:55,935 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3f77fe72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:55, skipping insertion in model container [2019-11-16 22:20:55,936 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:20:55,937 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-16 22:20:55,945 INFO L168 Benchmark]: Toolchain (without parser) took 2262.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.0 MB in the end (delta: -11.3 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-16 22:20:55,946 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:20:55,949 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2249.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.0 MB in the end (delta: -11.3 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-16 22:20:55,957 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2249.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.0 MB in the end (delta: -11.3 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2465]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...