./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/echo-1.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/echo-1.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 c536d5ca8d1e3f1176658cef10ab46553fa35706 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:20:41,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:20:41,845 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:20:41,871 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:20:41,873 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:20:41,875 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:20:41,889 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:20:41,909 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:20:41,912 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:20:41,917 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:20:41,922 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:20:41,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:20:41,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:20:41,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:20:41,938 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:20:41,941 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:20:41,944 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:20:41,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:20:41,954 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:20:41,962 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:20:41,971 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:20:41,975 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:20:41,980 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:20:41,984 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:20:41,994 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:20:41,995 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:20:41,995 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:20:41,998 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:20:42,000 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:20:42,001 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:20:42,003 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:20:42,005 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:20:42,006 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:20:42,010 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:20:42,012 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:20:42,014 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:20:42,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:20:42,017 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:20:42,017 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:20:42,018 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 22:20:42,063 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:20:42,064 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:20:42,067 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:20:42,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:20:42,072 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:20:42,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:20:42,073 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-16 22:20:42,073 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:20:42,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:20:42,074 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-16 22:20:42,075 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-16 22:20:42,075 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-16 22:20:42,076 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:20:42,079 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:20:42,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:20:42,080 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:20:42,080 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:20:42,081 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:20:42,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:20:42,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:20:42,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:20:42,082 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:20:42,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:20:42,084 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 -> c536d5ca8d1e3f1176658cef10ab46553fa35706 [2019-11-16 22:20:42,630 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:20:42,658 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:20:42,668 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:20:42,670 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:20:42,673 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:20:42,675 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2019-11-16 22:20:42,838 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f3184aca/8c51ccfa47fa47b697b4735b5671ad06/FLAGfb95ec62e [2019-11-16 22:20:44,363 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:20:44,366 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2019-11-16 22:20:44,437 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f3184aca/8c51ccfa47fa47b697b4735b5671ad06/FLAGfb95ec62e [2019-11-16 22:20:44,476 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f3184aca/8c51ccfa47fa47b697b4735b5671ad06 [2019-11-16 22:20:44,486 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:20:44,490 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-16 22:20:44,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:20:44,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:20:44,502 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:20:44,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:20:44" (1/1) ... [2019-11-16 22:20:44,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41b32190 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 22:20:44,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:20:44" (1/1) ... [2019-11-16 22:20:44,534 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:20:44,693 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:20:47,281 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 22:20:47,284 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5691fd0a 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 22:20:47,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:20:47,285 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-16 22:20:47,295 INFO L168 Benchmark]: Toolchain (without parser) took 2800.16 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 978.6 MB in the end (delta: -22.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-16 22:20:47,296 INFO L168 Benchmark]: CDTParser took 2.34 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 22:20:47,301 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2789.64 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 978.6 MB in the end (delta: -22.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-16 22:20:47,306 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.34 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 2789.64 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 978.6 MB in the end (delta: -22.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2516]: 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...