./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows 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_9a9daff6-e307-43a4-a60d-b3640a268107/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9a9daff6-e307-43a4-a60d-b3640a268107/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9a9daff6-e307-43a4-a60d-b3640a268107/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9a9daff6-e307-43a4-a60d-b3640a268107/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i -s /tmp/vcloud-vcloud-master/worker/working_dir_9a9daff6-e307-43a4-a60d-b3640a268107/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9a9daff6-e307-43a4-a60d-b3640a268107/bin/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 85882b3782e79346e005d0912e816423d301fcd0 ......................................................................................................................... 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 10:12:29,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:12:29,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:12:29,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:12:29,124 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:12:29,125 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:12:29,126 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:12:29,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:12:29,128 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:12:29,129 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:12:29,129 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:12:29,130 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:12:29,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:12:29,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:12:29,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:12:29,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:12:29,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:12:29,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:12:29,135 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:12:29,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:12:29,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:12:29,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:12:29,140 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:12:29,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:12:29,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:12:29,143 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:12:29,143 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:12:29,144 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:12:29,144 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:12:29,145 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:12:29,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:12:29,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:12:29,147 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:12:29,148 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:12:29,149 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:12:29,149 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:12:29,150 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:12:29,150 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:12:29,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:12:29,151 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:12:29,152 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:12:29,152 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9a9daff6-e307-43a4-a60d-b3640a268107/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2019-10-22 10:12:29,167 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:12:29,171 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:12:29,173 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:12:29,173 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:12:29,173 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:12:29,174 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:12:29,174 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:12:29,174 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 10:12:29,174 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:12:29,174 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:12:29,174 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:12:29,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:12:29,175 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:12:29,175 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-10-22 10:12:29,175 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:12:29,175 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:12:29,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:12:29,175 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:12:29,175 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:12:29,176 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:12:29,176 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:12:29,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:12:29,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:12:29,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:12:29,178 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:12:29,178 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:12:29,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:12:29,178 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:12:29,178 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_9a9daff6-e307-43a4-a60d-b3640a268107/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 ! 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 -> 85882b3782e79346e005d0912e816423d301fcd0 [2019-10-22 10:12:29,214 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:12:29,226 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:12:29,231 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:12:29,233 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:12:29,233 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:12:29,234 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9a9daff6-e307-43a4-a60d-b3640a268107/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2019-10-22 10:12:29,288 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9a9daff6-e307-43a4-a60d-b3640a268107/bin/ukojak/data/1a0aa55d8/58aefd33ec264be88733749f86e5e616/FLAGab728a6ac [2019-10-22 10:12:29,822 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:12:29,822 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9a9daff6-e307-43a4-a60d-b3640a268107/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2019-10-22 10:12:29,845 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9a9daff6-e307-43a4-a60d-b3640a268107/bin/ukojak/data/1a0aa55d8/58aefd33ec264be88733749f86e5e616/FLAGab728a6ac [2019-10-22 10:12:30,252 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9a9daff6-e307-43a4-a60d-b3640a268107/bin/ukojak/data/1a0aa55d8/58aefd33ec264be88733749f86e5e616 [2019-10-22 10:12:30,254 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:12:30,255 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:12:30,256 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:12:30,256 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:12:30,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:12:30,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:12:30" (1/1) ... [2019-10-22 10:12:30,263 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70384fa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:30, skipping insertion in model container [2019-10-22 10:12:30,263 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:12:30" (1/1) ... [2019-10-22 10:12:30,270 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:12:30,353 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:12:31,381 ERROR L309 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-10-22 10:12:31,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1a55e012 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:31, skipping insertion in model container [2019-10-22 10:12:31,383 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:12:31,383 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-10-22 10:12:31,386 INFO L168 Benchmark]: Toolchain (without parser) took 1129.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 940.5 MB in the beginning and 1.1 GB in the end (delta: -177.8 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:31,387 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:12:31,388 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1127.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 940.5 MB in the beginning and 1.1 GB in the end (delta: -177.8 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:31,389 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1127.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 940.5 MB in the beginning and 1.1 GB in the end (delta: -177.8 MB). Peak memory consumption was 31.6 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...