./Ultimate.py --spec ../../sv-benchmarks/c/Systems_BusyBox_NoOverflows.prp --file ../../sv-benchmarks/c/busybox-1.22.0/tac_false-no-overflow.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_592f6396-e966-49d1-a8c7-386326909981/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_592f6396-e966-49d1-a8c7-386326909981/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_592f6396-e966-49d1-a8c7-386326909981/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_592f6396-e966-49d1-a8c7-386326909981/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac_false-no-overflow.i -s /tmp/vcloud-vcloud-master/worker/working_dir_592f6396-e966-49d1-a8c7-386326909981/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_592f6396-e966-49d1-a8c7-386326909981/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7e19b60d4ba26b18cd71d37c1bf6f5d76c4b7850 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:01:07,792 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:01:07,793 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:01:07,800 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:01:07,800 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:01:07,801 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:01:07,801 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:01:07,802 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:01:07,803 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:01:07,803 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:01:07,804 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:01:07,804 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:01:07,805 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:01:07,806 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:01:07,806 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:01:07,807 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:01:07,807 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:01:07,808 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:01:07,810 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:01:07,810 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:01:07,811 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:01:07,812 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:01:07,814 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:01:07,814 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:01:07,814 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:01:07,814 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:01:07,815 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:01:07,815 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:01:07,816 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:01:07,816 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:01:07,816 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:01:07,817 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:01:07,817 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:01:07,817 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:01:07,817 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:01:07,818 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:01:07,818 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_592f6396-e966-49d1-a8c7-386326909981/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2018-11-10 12:01:07,825 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:01:07,825 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:01:07,825 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:01:07,825 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:01:07,826 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:01:07,826 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:01:07,826 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:01:07,826 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 12:01:07,826 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:01:07,827 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:01:07,827 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:01:07,827 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:01:07,827 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:01:07,827 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-10 12:01:07,827 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:01:07,827 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:01:07,827 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 12:01:07,828 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 12:01:07,828 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:01:07,828 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:01:07,828 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:01:07,828 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:01:07,828 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:01:07,829 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:01:07,829 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 12:01:07,829 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:01:07,829 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:01:07,829 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_592f6396-e966-49d1-a8c7-386326909981/bin-2019/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 ! overflow) ) 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 -> 7e19b60d4ba26b18cd71d37c1bf6f5d76c4b7850 [2018-11-10 12:01:07,853 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:01:07,862 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:01:07,864 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:01:07,866 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:01:07,866 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:01:07,866 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_592f6396-e966-49d1-a8c7-386326909981/bin-2019/ukojak/../../sv-benchmarks/c/busybox-1.22.0/tac_false-no-overflow.i [2018-11-10 12:01:07,906 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_592f6396-e966-49d1-a8c7-386326909981/bin-2019/ukojak/data/97ef339c1/7e6681a24d3d4cb291115c6f0ba037f0/FLAG87fec0824 [2018-11-10 12:01:08,327 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:01:08,328 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_592f6396-e966-49d1-a8c7-386326909981/sv-benchmarks/c/busybox-1.22.0/tac_false-no-overflow.i [2018-11-10 12:01:08,344 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_592f6396-e966-49d1-a8c7-386326909981/bin-2019/ukojak/data/97ef339c1/7e6681a24d3d4cb291115c6f0ba037f0/FLAG87fec0824 [2018-11-10 12:01:08,354 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_592f6396-e966-49d1-a8c7-386326909981/bin-2019/ukojak/data/97ef339c1/7e6681a24d3d4cb291115c6f0ba037f0 [2018-11-10 12:01:08,356 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:01:08,357 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:01:08,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:01:08,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:01:08,360 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:01:08,361 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:01:08" (1/1) ... [2018-11-10 12:01:08,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@590392c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:01:08, skipping insertion in model container [2018-11-10 12:01:08,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:01:08" (1/1) ... [2018-11-10 12:01:08,368 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:01:08,415 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:01:09,192 WARN L309 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2018-11-10 12:01:09,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@64f0079c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:01:09, skipping insertion in model container [2018-11-10 12:01:09,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:01:09,193 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2018-11-10 12:01:09,194 INFO L168 Benchmark]: Toolchain (without parser) took 837.34 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 922.7 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-10 12:01:09,195 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:01:09,195 INFO L168 Benchmark]: CACSL2BoogieTranslator took 835.58 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 922.7 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-10 12:01:09,196 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 835.58 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 922.7 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2245]: 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...