./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f41c26-7988-4aba-b513-f697e85b446b/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f41c26-7988-4aba-b513-f697e85b446b/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f41c26-7988-4aba-b513-f697e85b446b/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f41c26-7988-4aba-b513-f697e85b446b/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f41c26-7988-4aba-b513-f697e85b446b/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f41c26-7988-4aba-b513-f697e85b446b/bin/ukojak-92XMlrwhuB --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 a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:33:45,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:33:45,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:33:45,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:33:45,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:33:45,396 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:33:45,398 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:33:45,404 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:33:45,406 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:33:45,412 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:33:45,413 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:33:45,416 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:33:45,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:33:45,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:33:45,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:33:45,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:33:45,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:33:45,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:33:45,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:33:45,436 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:33:45,438 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:33:45,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:33:45,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:33:45,444 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:33:45,455 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:33:45,455 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:33:45,456 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:33:45,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:33:45,458 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:33:45,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:33:45,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:33:45,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:33:45,463 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:33:45,465 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:33:45,467 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:33:45,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:33:45,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:33:45,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:33:45,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:33:45,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:33:45,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:33:45,472 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f41c26-7988-4aba-b513-f697e85b446b/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-10-17 16:33:45,512 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:33:45,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:33:45,514 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:33:45,515 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:33:45,515 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:33:45,516 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:33:45,516 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:33:45,517 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:33:45,517 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:33:45,517 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:33:45,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:33:45,519 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:33:45,519 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:33:45,519 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:33:45,520 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:33:45,520 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:33:45,520 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:33:45,520 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:33:45,521 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:33:45,521 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:33:45,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:45,522 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:33:45,522 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:33:45,522 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:33:45,523 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:33:45,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:33:45,523 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:33:45,524 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_worker_vcloud-master_on_vcloud-master/run_dir_d1f41c26-7988-4aba-b513-f697e85b446b/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f41c26-7988-4aba-b513-f697e85b446b/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe [2022-10-17 16:33:45,857 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:33:45,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:33:45,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:33:45,893 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:33:45,894 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:33:45,896 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f41c26-7988-4aba-b513-f697e85b446b/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2022-10-17 16:33:45,965 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f41c26-7988-4aba-b513-f697e85b446b/bin/ukojak-92XMlrwhuB/data/49d8a11ad/af4e1f693816495a867b8fe2a1353767/FLAG557f6dafe [2022-10-17 16:33:46,752 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:33:46,753 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f41c26-7988-4aba-b513-f697e85b446b/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2022-10-17 16:33:46,792 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f41c26-7988-4aba-b513-f697e85b446b/bin/ukojak-92XMlrwhuB/data/49d8a11ad/af4e1f693816495a867b8fe2a1353767/FLAG557f6dafe [2022-10-17 16:33:47,276 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f41c26-7988-4aba-b513-f697e85b446b/bin/ukojak-92XMlrwhuB/data/49d8a11ad/af4e1f693816495a867b8fe2a1353767 [2022-10-17 16:33:47,280 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:33:47,283 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:33:47,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:47,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:33:47,290 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:33:47,291 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:47" (1/1) ... [2022-10-17 16:33:47,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b392a91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:47, skipping insertion in model container [2022-10-17 16:33:47,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:47" (1/1) ... [2022-10-17 16:33:47,300 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:33:47,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:33:49,393 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2022-10-17 16:33:49,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@683f89b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:49, skipping insertion in model container [2022-10-17 16:33:49,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:49,395 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 16:33:49,397 INFO L158 Benchmark]: Toolchain (without parser) took 2112.97ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 51.6MB in the beginning and 63.8MB in the end (delta: -12.2MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2022-10-17 16:33:49,398 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 98.6MB. Free memory is still 76.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:33:49,398 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2107.94ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 51.5MB in the beginning and 63.8MB in the end (delta: -12.4MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2022-10-17 16:33:49,400 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51ms. Allocated memory is still 98.6MB. Free memory is still 76.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2107.94ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 51.5MB in the beginning and 63.8MB in the end (delta: -12.4MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f41c26-7988-4aba-b513-f697e85b446b/bin/ukojak-92XMlrwhuB/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