./Ultimate.py --spec ../../sv-benchmarks/c/Systems_BusyBox_NoOverflows.prp --file ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete_false-no-overflow.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_929c8053-ebb8-42ef-89cf-68c9a3f0d7c3/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_929c8053-ebb8-42ef-89cf-68c9a3f0d7c3/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_929c8053-ebb8-42ef-89cf-68c9a3f0d7c3/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_929c8053-ebb8-42ef-89cf-68c9a3f0d7c3/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete_false-no-overflow.i -s /tmp/vcloud-vcloud-master/worker/working_dir_929c8053-ebb8-42ef-89cf-68c9a3f0d7c3/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_929c8053-ebb8-42ef-89cf-68c9a3f0d7c3/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 5b0bf54c19bb110d59ee80d6e2b8ce4122e06d13 ..................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 16:43:38,999 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:43:39,001 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:43:39,010 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:43:39,010 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:43:39,011 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:43:39,012 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:43:39,014 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:43:39,015 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:43:39,016 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:43:39,017 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:43:39,017 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:43:39,018 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:43:39,018 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:43:39,020 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:43:39,021 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:43:39,022 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:43:39,023 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:43:39,025 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:43:39,026 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:43:39,027 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:43:39,028 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:43:39,030 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:43:39,030 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:43:39,031 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:43:39,031 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:43:39,032 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:43:39,033 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:43:39,033 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:43:39,034 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:43:39,034 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:43:39,035 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:43:39,035 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:43:39,035 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:43:39,037 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:43:39,038 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:43:39,038 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_929c8053-ebb8-42ef-89cf-68c9a3f0d7c3/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2018-11-18 16:43:39,050 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:43:39,050 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:43:39,051 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:43:39,051 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 16:43:39,052 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:43:39,052 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:43:39,053 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:43:39,053 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-18 16:43:39,053 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:43:39,053 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:43:39,053 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:43:39,053 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:43:39,053 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:43:39,054 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-18 16:43:39,054 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:43:39,054 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:43:39,054 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:43:39,054 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 16:43:39,054 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 16:43:39,055 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:43:39,055 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:43:39,055 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 16:43:39,055 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:43:39,055 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:43:39,055 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:43:39,055 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 16:43:39,056 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:43:39,056 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:43:39,058 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_929c8053-ebb8-42ef-89cf-68c9a3f0d7c3/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 -> 5b0bf54c19bb110d59ee80d6e2b8ce4122e06d13 [2018-11-18 16:43:39,083 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:43:39,098 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:43:39,103 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:43:39,105 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:43:39,105 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:43:39,107 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_929c8053-ebb8-42ef-89cf-68c9a3f0d7c3/bin-2019/ukojak/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete_false-no-overflow.i [2018-11-18 16:43:39,161 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_929c8053-ebb8-42ef-89cf-68c9a3f0d7c3/bin-2019/ukojak/data/83fe1b131/cf64a5e59a364dee99b9c3db9abc3742/FLAG371f584ef [2018-11-18 16:43:39,698 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:43:39,698 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_929c8053-ebb8-42ef-89cf-68c9a3f0d7c3/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete_false-no-overflow.i [2018-11-18 16:43:39,722 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_929c8053-ebb8-42ef-89cf-68c9a3f0d7c3/bin-2019/ukojak/data/83fe1b131/cf64a5e59a364dee99b9c3db9abc3742/FLAG371f584ef [2018-11-18 16:43:40,129 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_929c8053-ebb8-42ef-89cf-68c9a3f0d7c3/bin-2019/ukojak/data/83fe1b131/cf64a5e59a364dee99b9c3db9abc3742 [2018-11-18 16:43:40,131 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:43:40,132 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:43:40,133 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:43:40,133 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:43:40,136 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:43:40,137 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:43:40" (1/1) ... [2018-11-18 16:43:40,140 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5950df31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:43:40, skipping insertion in model container [2018-11-18 16:43:40,140 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:43:40" (1/1) ... [2018-11-18 16:43:40,146 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:43:40,208 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:43:41,098 ERROR L311 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2018-11-18 16:43:41,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@72e44e1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:43:41, skipping insertion in model container [2018-11-18 16:43:41,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:43:41,099 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2018-11-18 16:43:41,099 INFO L168 Benchmark]: Toolchain (without parser) took 967.96 ms. Allocated memory is still 1.0 GB. Free memory was 954.3 MB in the beginning and 924.6 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:43:41,101 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:43:41,101 INFO L168 Benchmark]: CACSL2BoogieTranslator took 965.83 ms. Allocated memory is still 1.0 GB. Free memory was 954.3 MB in the beginning and 924.6 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:43:41,103 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 965.83 ms. Allocated memory is still 1.0 GB. Free memory was 954.3 MB in the beginning and 924.6 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2327]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...