./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/date-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b2983d99-3900-4ddd-9bf8-84e6d90386ad/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b2983d99-3900-4ddd-9bf8-84e6d90386ad/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b2983d99-3900-4ddd-9bf8-84e6d90386ad/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b2983d99-3900-4ddd-9bf8-84e6d90386ad/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/date-1.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b2983d99-3900-4ddd-9bf8-84e6d90386ad/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b2983d99-3900-4ddd-9bf8-84e6d90386ad/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2afcbd034872cd13ec309341e0aef199693b2393 ..................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 10:18:19,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:18:19,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:18:19,302 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:18:19,302 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:18:19,303 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:18:19,304 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:18:19,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:18:19,307 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:18:19,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:18:19,308 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:18:19,311 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:18:19,311 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:18:19,312 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:18:19,312 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:18:19,313 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:18:19,314 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:18:19,314 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:18:19,315 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:18:19,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:18:19,323 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:18:19,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:18:19,325 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:18:19,325 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:18:19,327 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:18:19,327 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:18:19,327 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:18:19,328 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:18:19,329 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:18:19,332 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:18:19,332 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:18:19,333 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:18:19,334 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:18:19,334 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:18:19,335 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:18:19,335 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:18:19,336 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:18:19,336 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:18:19,336 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:18:19,339 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:18:19,340 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:18:19,340 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b2983d99-3900-4ddd-9bf8-84e6d90386ad/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2019-10-22 10:18:19,357 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:18:19,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:18:19,358 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:18:19,358 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:18:19,358 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:18:19,358 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 10:18:19,359 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:18:19,359 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:18:19,359 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-10-22 10:18:19,359 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-10-22 10:18:19,359 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-10-22 10:18:19,359 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:18:19,360 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:18:19,360 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:18:19,360 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:18:19,360 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:18:19,360 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:18:19,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:18:19,362 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:18:19,362 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:18:19,362 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:18:19,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:18:19,362 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_b2983d99-3900-4ddd-9bf8-84e6d90386ad/bin/ukojak 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 -> Kojak 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 -> 2afcbd034872cd13ec309341e0aef199693b2393 [2019-10-22 10:18:19,404 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:18:19,420 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:18:19,422 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:18:19,423 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:18:19,424 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:18:19,424 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b2983d99-3900-4ddd-9bf8-84e6d90386ad/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/date-1.i [2019-10-22 10:18:19,478 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b2983d99-3900-4ddd-9bf8-84e6d90386ad/bin/ukojak/data/cf81ddf95/4a25487041c8455a8828014cd43f1785/FLAG6de1b4e9f [2019-10-22 10:18:20,061 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:18:20,062 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b2983d99-3900-4ddd-9bf8-84e6d90386ad/sv-benchmarks/c/busybox-1.22.0/date-1.i [2019-10-22 10:18:20,083 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b2983d99-3900-4ddd-9bf8-84e6d90386ad/bin/ukojak/data/cf81ddf95/4a25487041c8455a8828014cd43f1785/FLAG6de1b4e9f [2019-10-22 10:18:20,449 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b2983d99-3900-4ddd-9bf8-84e6d90386ad/bin/ukojak/data/cf81ddf95/4a25487041c8455a8828014cd43f1785 [2019-10-22 10:18:20,451 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:18:20,453 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:18:20,454 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:20,454 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:18:20,457 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:18:20,458 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:20" (1/1) ... [2019-10-22 10:18:20,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d7446b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:20, skipping insertion in model container [2019-10-22 10:18:20,460 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:20" (1/1) ... [2019-10-22 10:18:20,467 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:18:20,551 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:18:21,999 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 [2019-10-22 10:18:21,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@37faeb5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:21, skipping insertion in model container [2019-10-22 10:18:22,000 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:22,000 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-10-22 10:18:22,007 INFO L168 Benchmark]: Toolchain (without parser) took 1551.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 932.4 MB in the beginning and 1.1 GB in the end (delta: -159.7 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:22,007 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:18:22,008 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1546.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 932.4 MB in the beginning and 1.1 GB in the end (delta: -159.7 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:22,010 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1546.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 932.4 MB in the beginning and 1.1 GB in the end (delta: -159.7 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2751]: 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...