./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_78875a8d-de4f-4014-8bd6-da4832b22a9e/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_78875a8d-de4f-4014-8bd6-da4832b22a9e/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_78875a8d-de4f-4014-8bd6-da4832b22a9e/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_78875a8d-de4f-4014-8bd6-da4832b22a9e/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_78875a8d-de4f-4014-8bd6-da4832b22a9e/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_78875a8d-de4f-4014-8bd6-da4832b22a9e/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 73f7d8dd05e7d479e93fa429fdfb3e46150c6d0c ............................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud-vcloud-master/worker/run_dir_78875a8d-de4f-4014-8bd6-da4832b22a9e/bin/ukojak/config using search string *Overflow*64bit*_Bitvector*.epf No suitable settings file found using Overflow*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:20:46,290 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:20:46,329 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:20:46,394 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:20:46,395 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:20:46,402 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:20:46,405 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:20:46,416 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:20:46,421 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:20:46,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:20:46,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:20:46,434 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:20:46,436 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:20:46,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:20:46,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:20:46,444 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:20:46,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:20:46,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:20:46,457 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:20:46,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:20:46,467 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:20:46,471 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:20:46,473 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:20:46,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:20:46,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:20:46,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:20:46,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:20:46,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:20:46,486 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:20:46,487 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:20:46,488 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:20:46,489 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:20:46,490 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:20:46,491 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:20:46,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:20:46,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:20:46,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:20:46,495 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:20:46,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:20:46,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:20:46,497 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:20:46,498 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_78875a8d-de4f-4014-8bd6-da4832b22a9e/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2020-12-01 18:20:46,530 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:20:46,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:20:46,532 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:20:46,532 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:20:46,533 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:20:46,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:20:46,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:20:46,546 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 18:20:46,546 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:20:46,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:20:46,548 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:20:46,549 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:20:46,549 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:20:46,549 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-12-01 18:20:46,549 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:20:46,550 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:20:46,550 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:20:46,550 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:20:46,551 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:20:46,551 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:20:46,551 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:20:46,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:20:46,552 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:20:46,553 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:20:46,553 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:20:46,553 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:20:46,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:20:46,554 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:20:46,554 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_78875a8d-de4f-4014-8bd6-da4832b22a9e/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_78875a8d-de4f-4014-8bd6-da4832b22a9e/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73f7d8dd05e7d479e93fa429fdfb3e46150c6d0c [2020-12-01 18:20:46,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:20:46,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:20:46,944 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:20:46,945 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:20:46,946 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:20:46,948 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_78875a8d-de4f-4014-8bd6-da4832b22a9e/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2020-12-01 18:20:47,048 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_78875a8d-de4f-4014-8bd6-da4832b22a9e/bin/ukojak/data/69692a68a/396f2e9a745642a6b511fdc94e61009e/FLAGa2bd565d2 [2020-12-01 18:20:47,990 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:20:47,993 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_78875a8d-de4f-4014-8bd6-da4832b22a9e/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2020-12-01 18:20:48,063 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_78875a8d-de4f-4014-8bd6-da4832b22a9e/bin/ukojak/data/69692a68a/396f2e9a745642a6b511fdc94e61009e/FLAGa2bd565d2 [2020-12-01 18:20:48,447 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_78875a8d-de4f-4014-8bd6-da4832b22a9e/bin/ukojak/data/69692a68a/396f2e9a745642a6b511fdc94e61009e [2020-12-01 18:20:48,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:20:48,453 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:20:48,455 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:20:48,455 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:20:48,459 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:20:48,460 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:20:48" (1/1) ... [2020-12-01 18:20:48,463 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f2befd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:48, skipping insertion in model container [2020-12-01 18:20:48,463 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:20:48" (1/1) ... [2020-12-01 18:20:48,472 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:20:48,608 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:20:50,624 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2020-12-01 18:20:50,625 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7cdab5cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:50, skipping insertion in model container [2020-12-01 18:20:50,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:20:50,626 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 18:20:50,629 INFO L168 Benchmark]: Toolchain (without parser) took 2174.76 ms. Allocated memory is still 90.2 MB. Free memory was 50.5 MB in the beginning and 47.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 12.4 MB. Max. memory is 16.1 GB. [2020-12-01 18:20:50,630 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 90.2 MB. Free memory was 66.0 MB in the beginning and 66.0 MB in the end (delta: 30.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:20:50,632 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2171.25 ms. Allocated memory is still 90.2 MB. Free memory was 50.3 MB in the beginning and 47.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 12.4 MB. Max. memory is 16.1 GB. [2020-12-01 18:20:50,634 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 90.2 MB. Free memory was 66.0 MB in the beginning and 66.0 MB in the end (delta: 30.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2171.25 ms. Allocated memory is still 90.2 MB. Free memory was 50.3 MB in the beginning and 47.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 12.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: 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...