./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6daaa51-1342-4434-b450-a286bfc23381/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6daaa51-1342-4434-b450-a286bfc23381/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6daaa51-1342-4434-b450-a286bfc23381/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6daaa51-1342-4434-b450-a286bfc23381/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6daaa51-1342-4434-b450-a286bfc23381/bin/utaipan-UUZaoUuFF8/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6daaa51-1342-4434-b450-a286bfc23381/bin/utaipan-UUZaoUuFF8 --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 335b52f604cd506d20699f3f7648e130643a15771854bdceec2b9e31483c27aa --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:12:41,714 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:12:41,716 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:12:41,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:12:41,761 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:12:41,762 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:12:41,764 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:12:41,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:12:41,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:12:41,772 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:12:41,773 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:12:41,775 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:12:41,776 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:12:41,777 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:12:41,779 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:12:41,781 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:12:41,782 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:12:41,784 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:12:41,786 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:12:41,790 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:12:41,793 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:12:41,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:12:41,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:12:41,798 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:12:41,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:12:41,807 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:12:41,808 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:12:41,809 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:12:41,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:12:41,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:12:41,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:12:41,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:12:41,817 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:12:41,819 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:12:41,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:12:41,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:12:41,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:12:41,825 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:12:41,825 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:12:41,827 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:12:41,828 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:12:41,829 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6daaa51-1342-4434-b450-a286bfc23381/bin/utaipan-UUZaoUuFF8/config/svcomp-Overflow-64bit-Taipan_Default.epf [2021-11-07 02:12:41,896 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:12:41,897 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:12:41,899 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:12:41,899 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:12:41,900 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:12:41,900 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:12:41,900 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 02:12:41,901 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:12:41,908 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:12:41,909 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 02:12:41,910 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 02:12:41,910 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:12:41,911 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 02:12:41,911 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 02:12:41,911 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 02:12:41,912 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:12:41,913 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 02:12:41,913 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 02:12:41,913 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:12:41,913 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:12:41,914 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:12:41,914 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:12:41,914 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-07 02:12:41,914 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:12:41,915 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:12:41,915 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:12:41,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:12:41,916 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:12:41,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:12:41,916 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:12:41,917 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:12:41,917 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:12:41,917 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 02:12:41,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 02:12:41,918 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:12:41,918 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:12:41,918 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:12:41,919 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_c6daaa51-1342-4434-b450-a286bfc23381/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6daaa51-1342-4434-b450-a286bfc23381/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 335b52f604cd506d20699f3f7648e130643a15771854bdceec2b9e31483c27aa [2021-11-07 02:12:42,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:12:42,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:12:42,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:12:42,308 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:12:42,309 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:12:42,311 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6daaa51-1342-4434-b450-a286bfc23381/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2021-11-07 02:12:42,408 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6daaa51-1342-4434-b450-a286bfc23381/bin/utaipan-UUZaoUuFF8/data/fa9af2646/dfd0cdd8e5c446c5875f6995a29542c1/FLAG893169aa3 [2021-11-07 02:12:43,184 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:12:43,186 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6daaa51-1342-4434-b450-a286bfc23381/sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2021-11-07 02:12:43,230 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6daaa51-1342-4434-b450-a286bfc23381/bin/utaipan-UUZaoUuFF8/data/fa9af2646/dfd0cdd8e5c446c5875f6995a29542c1/FLAG893169aa3 [2021-11-07 02:12:43,291 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6daaa51-1342-4434-b450-a286bfc23381/bin/utaipan-UUZaoUuFF8/data/fa9af2646/dfd0cdd8e5c446c5875f6995a29542c1 [2021-11-07 02:12:43,296 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:12:43,299 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:12:43,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:12:43,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:12:43,306 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:12:43,307 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:12:43" (1/1) ... [2021-11-07 02:12:43,311 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@316dd68a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:12:43, skipping insertion in model container [2021-11-07 02:12:43,312 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:12:43" (1/1) ... [2021-11-07 02:12:43,320 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:12:43,424 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:12:44,949 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-11-07 02:12:44,951 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@25337050 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:12:44, skipping insertion in model container [2021-11-07 02:12:44,952 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:12:44,953 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 02:12:44,956 INFO L168 Benchmark]: Toolchain (without parser) took 1655.57 ms. Allocated memory is still 104.9 MB. Free memory was 59.6 MB in the beginning and 63.5 MB in the end (delta: -3.9 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. [2021-11-07 02:12:44,958 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 104.9 MB. Free memory is still 80.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:12:44,960 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1650.62 ms. Allocated memory is still 104.9 MB. Free memory was 59.5 MB in the beginning and 63.5 MB in the end (delta: -4.0 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2021-11-07 02:12:44,963 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 104.9 MB. Free memory is still 80.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1650.62 ms. Allocated memory is still 104.9 MB. Free memory was 59.5 MB in the beginning and 63.5 MB in the end (delta: -4.0 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2673]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die 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_c6daaa51-1342-4434-b450-a286bfc23381/bin/utaipan-UUZaoUuFF8/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