./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b65bf77f-0d07-44a6-93cf-7f79ba232df7/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b65bf77f-0d07-44a6-93cf-7f79ba232df7/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b65bf77f-0d07-44a6-93cf-7f79ba232df7/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b65bf77f-0d07-44a6-93cf-7f79ba232df7/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b65bf77f-0d07-44a6-93cf-7f79ba232df7/bin/ukojak-CwSLpZB5Qu/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b65bf77f-0d07-44a6-93cf-7f79ba232df7/bin/ukojak-CwSLpZB5Qu --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 d3829c2147007fd8d4b122857be90b96f2f0b16c9a49b3e85ba000cff65252b1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:23,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:23,752 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:23,786 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:23,787 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:23,788 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:23,790 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:23,792 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:23,794 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:23,795 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:23,796 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:23,797 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:23,798 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:23,809 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:23,811 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:23,812 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:23,813 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:23,814 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:23,817 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:23,819 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:23,823 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:23,824 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:23,826 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:23,827 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:23,833 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:23,834 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:23,834 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:23,835 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:23,836 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:23,837 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:23,837 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:23,838 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:23,839 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:23,840 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:23,841 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:23,842 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:23,843 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:23,843 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:23,843 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:23,844 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:23,845 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:23,856 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b65bf77f-0d07-44a6-93cf-7f79ba232df7/bin/ukojak-CwSLpZB5Qu/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-23 15:57:23,901 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:23,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:23,905 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:57:23,905 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:57:23,906 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:23,906 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:23,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:23,906 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:57:23,907 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:57:23,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:23,908 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:57:23,908 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:23,908 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:57:23,909 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 15:57:23,909 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:57:23,909 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:23,909 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:57:23,910 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:23,910 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:23,910 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:23,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:23,910 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:23,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:23,911 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:57:23,911 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:57:23,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:57:23,911 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:57:23,912 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_b65bf77f-0d07-44a6-93cf-7f79ba232df7/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b65bf77f-0d07-44a6-93cf-7f79ba232df7/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d3829c2147007fd8d4b122857be90b96f2f0b16c9a49b3e85ba000cff65252b1 [2021-11-23 15:57:24,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:24,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:24,261 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:24,263 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:24,263 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:24,265 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b65bf77f-0d07-44a6-93cf-7f79ba232df7/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2021-11-23 15:57:24,349 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b65bf77f-0d07-44a6-93cf-7f79ba232df7/bin/ukojak-CwSLpZB5Qu/data/5a3d1b400/6342e4af58d2414dad94a04c9aba2046/FLAG57a5afb03 [2021-11-23 15:57:24,697 ERROR L? ?]: Error during toolchain job processing: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.cdt.parser.UltimateCdtExternalSettingsProvider.getSettings(UltimateCdtExternalSettingsProvider.java:67) at org.eclipse.cdt.core.settings.model.extension.CExternalSettingProvider.getSettings(CExternalSettingProvider.java:48) at org.eclipse.cdt.internal.core.settings.model.ExtensionContainerFactory$CExtensionSettingProviderDescriptor.getContainer(ExtensionContainerFactory.java:110) at org.eclipse.cdt.internal.core.settings.model.ExtensionContainerFactory.createContainer(ExtensionContainerFactory.java:186) at org.eclipse.cdt.internal.core.settings.model.CExternalSettingsManager$ContainerDescriptor.(CExternalSettingsManager.java:147) at org.eclipse.cdt.internal.core.settings.model.CExternalSettingsManager.checkExternalSettingsChange(CExternalSettingsManager.java:683) at org.eclipse.cdt.internal.core.settings.model.CExternalSettingsManager.processContainerChange(CExternalSettingsManager.java:501) at org.eclipse.cdt.internal.core.settings.model.CExternalSettingsManager$2.run(CExternalSettingsManager.java:615) at org.eclipse.cdt.internal.core.settings.model.CProjectDescriptionManager$5.run(CProjectDescriptionManager.java:508) at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2292) at org.eclipse.cdt.internal.core.settings.model.CProjectDescriptionManager.runAtomic(CProjectDescriptionManager.java:504) at org.eclipse.cdt.internal.core.settings.model.CProjectDescriptionManager$4.run(CProjectDescriptionManager.java:484) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:57:25,218 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:25,219 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b65bf77f-0d07-44a6-93cf-7f79ba232df7/sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2021-11-23 15:57:25,264 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b65bf77f-0d07-44a6-93cf-7f79ba232df7/bin/ukojak-CwSLpZB5Qu/data/5a3d1b400/6342e4af58d2414dad94a04c9aba2046/FLAG57a5afb03 [2021-11-23 15:57:25,743 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b65bf77f-0d07-44a6-93cf-7f79ba232df7/bin/ukojak-CwSLpZB5Qu/data/5a3d1b400/6342e4af58d2414dad94a04c9aba2046 [2021-11-23 15:57:25,745 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:25,747 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:25,748 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:25,748 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:25,751 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:25,752 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:25" (1/1) ... [2021-11-23 15:57:25,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c349645 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:25, skipping insertion in model container [2021-11-23 15:57:25,754 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:25" (1/1) ... [2021-11-23 15:57:25,761 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:25,839 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:27,339 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-23 15:57:27,340 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50a37905 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:27, skipping insertion in model container [2021-11-23 15:57:27,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:27,341 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 15:57:27,343 INFO L158 Benchmark]: Toolchain (without parser) took 1595.08ms. Allocated memory was 96.5MB in the beginning and 121.6MB in the end (delta: 25.2MB). Free memory was 59.9MB in the beginning and 75.5MB in the end (delta: -15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:57:27,345 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 96.5MB. Free memory was 52.5MB in the beginning and 52.4MB in the end (delta: 91.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:27,348 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1592.77ms. Allocated memory was 96.5MB in the beginning and 121.6MB in the end (delta: 25.2MB). Free memory was 59.6MB in the beginning and 75.5MB in the end (delta: -15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:57:27,350 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54ms. Allocated memory is still 96.5MB. Free memory was 52.5MB in the beginning and 52.4MB in the end (delta: 91.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1592.77ms. Allocated memory was 96.5MB in the beginning and 121.6MB in the end (delta: 25.2MB). Free memory was 59.6MB in the beginning and 75.5MB in the end (delta: -15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2436]: 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... --- 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_b65bf77f-0d07-44a6-93cf-7f79ba232df7/bin/ukojak-CwSLpZB5Qu/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