./Ultimate.py --spec ../../sv-benchmarks/c/Systems_BusyBox_NoOverflows.prp --file ../../sv-benchmarks/c/busybox-1.22.0/tac_true-no-overflow_true-valid-memsafety.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_52390705-3ca0-44e9-bd3a-a0a82a2b3831/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_52390705-3ca0-44e9-bd3a-a0a82a2b3831/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_52390705-3ca0-44e9-bd3a-a0a82a2b3831/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_52390705-3ca0-44e9-bd3a-a0a82a2b3831/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac_true-no-overflow_true-valid-memsafety.i -s /tmp/vcloud-vcloud-master/worker/working_dir_52390705-3ca0-44e9-bd3a-a0a82a2b3831/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_52390705-3ca0-44e9-bd3a-a0a82a2b3831/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 eca042fc13979f575464bf2002f9a27f72162a2d ........................................................................................................................................ 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 07:35:25,104 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:35:25,105 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:35:25,113 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:35:25,113 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:35:25,113 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:35:25,114 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:35:25,115 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:35:25,116 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:35:25,117 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:35:25,118 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:35:25,118 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:35:25,119 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:35:25,119 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:35:25,120 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:35:25,121 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:35:25,121 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:35:25,123 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:35:25,124 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:35:25,125 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:35:25,126 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:35:25,127 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:35:25,129 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:35:25,129 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:35:25,129 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:35:25,130 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:35:25,131 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:35:25,131 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:35:25,132 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:35:25,133 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:35:25,133 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:35:25,134 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:35:25,134 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:35:25,134 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:35:25,135 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:35:25,135 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:35:25,135 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_52390705-3ca0-44e9-bd3a-a0a82a2b3831/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2018-11-10 07:35:25,146 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:35:25,146 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:35:25,147 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:35:25,147 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 07:35:25,147 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:35:25,147 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:35:25,148 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:35:25,148 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 07:35:25,148 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:35:25,148 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:35:25,148 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:35:25,148 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:35:25,149 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:35:25,149 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-10 07:35:25,149 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:35:25,149 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:35:25,149 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 07:35:25,149 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 07:35:25,150 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:35:25,150 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:35:25,150 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:35:25,150 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:35:25,150 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:35:25,150 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:35:25,151 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 07:35:25,151 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:35:25,151 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:35:25,151 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_52390705-3ca0-44e9-bd3a-a0a82a2b3831/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 -> eca042fc13979f575464bf2002f9a27f72162a2d [2018-11-10 07:35:25,175 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:35:25,185 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:35:25,187 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:35:25,188 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:35:25,189 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:35:25,189 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_52390705-3ca0-44e9-bd3a-a0a82a2b3831/bin-2019/ukojak/../../sv-benchmarks/c/busybox-1.22.0/tac_true-no-overflow_true-valid-memsafety.i [2018-11-10 07:35:25,233 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_52390705-3ca0-44e9-bd3a-a0a82a2b3831/bin-2019/ukojak/data/1f15e1b25/96990436a73c4c95bf30a655fc002512/FLAGbb0a38b58 [2018-11-10 07:35:25,761 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:35:25,762 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_52390705-3ca0-44e9-bd3a-a0a82a2b3831/sv-benchmarks/c/busybox-1.22.0/tac_true-no-overflow_true-valid-memsafety.i [2018-11-10 07:35:25,780 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_52390705-3ca0-44e9-bd3a-a0a82a2b3831/bin-2019/ukojak/data/1f15e1b25/96990436a73c4c95bf30a655fc002512/FLAGbb0a38b58 [2018-11-10 07:35:25,791 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_52390705-3ca0-44e9-bd3a-a0a82a2b3831/bin-2019/ukojak/data/1f15e1b25/96990436a73c4c95bf30a655fc002512 [2018-11-10 07:35:25,794 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:35:25,795 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:35:25,796 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:35:25,796 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:35:25,799 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:35:25,800 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:35:25" (1/1) ... [2018-11-10 07:35:25,802 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c157e26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:35:25, skipping insertion in model container [2018-11-10 07:35:25,802 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:35:25" (1/1) ... [2018-11-10 07:35:25,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:35:25,868 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:35:26,674 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 07:35:26,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7b6cec57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:35:26, skipping insertion in model container [2018-11-10 07:35:26,674 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:35:26,675 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2018-11-10 07:35:26,675 INFO L168 Benchmark]: Toolchain (without parser) took 880.87 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 916.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:35:26,676 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:35:26,677 INFO L168 Benchmark]: CACSL2BoogieTranslator took 878.79 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 916.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:35:26,678 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 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 878.79 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 916.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 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...