./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-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_d28dd151-631b-4349-b1af-5dca5864a9c7/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d28dd151-631b-4349-b1af-5dca5864a9c7/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d28dd151-631b-4349-b1af-5dca5864a9c7/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d28dd151-631b-4349-b1af-5dca5864a9c7/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i -s /tmp/vcloud-vcloud-master/worker/working_dir_d28dd151-631b-4349-b1af-5dca5864a9c7/bin/uautomizer/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d28dd151-631b-4349-b1af-5dca5864a9c7/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 59552a76d60868057ef515bd7a8a81a51e73eda9 ........................................................................................................................ 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 09:02:53,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 09:02:53,268 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 09:02:53,276 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 09:02:53,276 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 09:02:53,277 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 09:02:53,279 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 09:02:53,280 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 09:02:53,281 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 09:02:53,282 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 09:02:53,283 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 09:02:53,284 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 09:02:53,284 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 09:02:53,285 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 09:02:53,286 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 09:02:53,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 09:02:53,287 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 09:02:53,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 09:02:53,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 09:02:53,291 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 09:02:53,292 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 09:02:53,293 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 09:02:53,294 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 09:02:53,295 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 09:02:53,297 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 09:02:53,297 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 09:02:53,297 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 09:02:53,298 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 09:02:53,299 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 09:02:53,299 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 09:02:53,300 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 09:02:53,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 09:02:53,301 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 09:02:53,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 09:02:53,302 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 09:02:53,302 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 09:02:53,303 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 09:02:53,303 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 09:02:53,303 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 09:02:53,304 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 09:02:53,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 09:02:53,305 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d28dd151-631b-4349-b1af-5dca5864a9c7/bin/uautomizer/config/svcomp-Overflow-64bit-Automizer_Default.epf [2019-10-22 09:02:53,316 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 09:02:53,316 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 09:02:53,317 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 09:02:53,317 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 09:02:53,317 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 09:02:53,318 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 09:02:53,318 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 09:02:53,318 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 09:02:53,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 09:02:53,319 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 09:02:53,319 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 09:02:53,319 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 09:02:53,319 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-10-22 09:02:53,319 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 09:02:53,319 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 09:02:53,320 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 09:02:53,320 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 09:02:53,320 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 09:02:53,320 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 09:02:53,320 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 09:02:53,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 09:02:53,321 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 09:02:53,321 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 09:02:53,321 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 09:02:53,321 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 09:02:53,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 09:02:53,322 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 09:02:53,322 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_d28dd151-631b-4349-b1af-5dca5864a9c7/bin/uautomizer 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 -> Automizer 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 -> 59552a76d60868057ef515bd7a8a81a51e73eda9 [2019-10-22 09:02:53,346 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 09:02:53,356 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 09:02:53,358 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 09:02:53,360 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 09:02:53,360 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 09:02:53,361 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d28dd151-631b-4349-b1af-5dca5864a9c7/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2019-10-22 09:02:53,408 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d28dd151-631b-4349-b1af-5dca5864a9c7/bin/uautomizer/data/11a2b2db7/fa9009a8664c47d8ab2154332842fb3e/FLAGd771c992e [2019-10-22 09:02:53,985 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 09:02:53,985 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d28dd151-631b-4349-b1af-5dca5864a9c7/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2019-10-22 09:02:54,012 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d28dd151-631b-4349-b1af-5dca5864a9c7/bin/uautomizer/data/11a2b2db7/fa9009a8664c47d8ab2154332842fb3e/FLAGd771c992e [2019-10-22 09:02:54,216 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d28dd151-631b-4349-b1af-5dca5864a9c7/bin/uautomizer/data/11a2b2db7/fa9009a8664c47d8ab2154332842fb3e [2019-10-22 09:02:54,218 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 09:02:54,219 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 09:02:54,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 09:02:54,220 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 09:02:54,223 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 09:02:54,224 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:02:54" (1/1) ... [2019-10-22 09:02:54,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a196a0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:54, skipping insertion in model container [2019-10-22 09:02:54,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:02:54" (1/1) ... [2019-10-22 09:02:54,233 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 09:02:54,303 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 09:02:55,284 ERROR L309 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2019-10-22 09:02:55,284 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ccb1975 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:55, skipping insertion in model container [2019-10-22 09:02:55,285 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 09:02:55,285 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-10-22 09:02:55,287 INFO L168 Benchmark]: Toolchain (without parser) took 1067.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -177.7 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:55,288 INFO L168 Benchmark]: CDTParser took 1.62 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:02:55,289 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1065.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -177.7 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:55,290 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.62 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1065.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -177.7 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2330]: 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...