./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/busybox-1.22.0/printf-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/printf-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/bin/utaipan-TEXQjIfE4P --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 00:04:50,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 00:04:50,472 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 00:04:50,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 00:04:50,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 00:04:50,512 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 00:04:50,515 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 00:04:50,519 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 00:04:50,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 00:04:50,528 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 00:04:50,529 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 00:04:50,531 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 00:04:50,531 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 00:04:50,534 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 00:04:50,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 00:04:50,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 00:04:50,544 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 00:04:50,545 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 00:04:50,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 00:04:50,557 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 00:04:50,559 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 00:04:50,561 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 00:04:50,564 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 00:04:50,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 00:04:50,576 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 00:04:50,577 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 00:04:50,577 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 00:04:50,579 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 00:04:50,580 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 00:04:50,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 00:04:50,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 00:04:50,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 00:04:50,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 00:04:50,586 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 00:04:50,588 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 00:04:50,588 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 00:04:50,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 00:04:50,589 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 00:04:50,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 00:04:50,591 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 00:04:50,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 00:04:50,593 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-21 00:04:50,640 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 00:04:50,640 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 00:04:50,641 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 00:04:50,641 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 00:04:50,642 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 00:04:50,648 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 00:04:50,649 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 00:04:50,649 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 00:04:50,649 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 00:04:50,649 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 00:04:50,649 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 00:04:50,650 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 00:04:50,650 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 00:04:50,650 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 00:04:50,650 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 00:04:50,650 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 00:04:50,651 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 00:04:50,651 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 00:04:50,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 00:04:50,652 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 00:04:50,652 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 00:04:50,652 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 00:04:50,652 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 00:04:50,652 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 00:04:50,653 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 00:04:50,653 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 00:04:50,653 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 00:04:50,653 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 00:04:50,653 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 00:04:50,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 00:04:50,654 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 00:04:50,654 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 00:04:50,654 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 00:04:50,654 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 00:04:50,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 00:04:50,655 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 00:04:50,655 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 00:04:50,655 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 00:04:50,655 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_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 [2021-11-21 00:04:50,920 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 00:04:50,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 00:04:50,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 00:04:50,945 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 00:04:50,945 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 00:04:50,947 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-21 00:04:51,021 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/bin/utaipan-TEXQjIfE4P/data/979d8a768/869fe115ed3f486bb09d1d33d986661a/FLAGffa996c42 [2021-11-21 00:04:51,798 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 00:04:51,798 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-21 00:04:51,835 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/bin/utaipan-TEXQjIfE4P/data/979d8a768/869fe115ed3f486bb09d1d33d986661a/FLAGffa996c42 [2021-11-21 00:04:51,941 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/bin/utaipan-TEXQjIfE4P/data/979d8a768/869fe115ed3f486bb09d1d33d986661a [2021-11-21 00:04:51,944 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 00:04:51,945 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 00:04:51,947 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 00:04:51,947 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 00:04:51,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 00:04:51,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:04:51" (1/1) ... [2021-11-21 00:04:51,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a10b82f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:04:51, skipping insertion in model container [2021-11-21 00:04:51,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:04:51" (1/1) ... [2021-11-21 00:04:51,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 00:04:52,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 00:04:53,656 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103699,103712] [2021-11-21 00:04:53,660 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103875,103888] [2021-11-21 00:04:53,662 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104048,104061] [2021-11-21 00:04:53,663 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104259,104272] [2021-11-21 00:04:53,664 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104572,104585] [2021-11-21 00:04:53,669 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-11-21 00:04:53,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@28a847ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:04:53, skipping insertion in model container [2021-11-21 00:04:53,670 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 00:04:53,670 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-21 00:04:53,672 INFO L158 Benchmark]: Toolchain (without parser) took 1726.34ms. Allocated memory is still 98.6MB. Free memory was 72.0MB in the beginning and 52.5MB in the end (delta: 19.5MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2021-11-21 00:04:53,673 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 98.6MB. Free memory was 72.5MB in the beginning and 72.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 00:04:53,674 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1723.73ms. Allocated memory is still 98.6MB. Free memory was 71.6MB in the beginning and 52.5MB in the end (delta: 19.1MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2021-11-21 00:04:53,676 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 98.6MB. Free memory was 72.5MB in the beginning and 72.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1723.73ms. Allocated memory is still 98.6MB. Free memory was 71.6MB in the beginning and 52.5MB in the end (delta: 19.1MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2716]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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 Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/printf-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/bin/utaipan-TEXQjIfE4P --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 00:04:55,938 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 00:04:55,941 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 00:04:55,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 00:04:55,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 00:04:56,003 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 00:04:56,005 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 00:04:56,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 00:04:56,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 00:04:56,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 00:04:56,023 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 00:04:56,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 00:04:56,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 00:04:56,028 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 00:04:56,031 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 00:04:56,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 00:04:56,037 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 00:04:56,038 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 00:04:56,040 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 00:04:56,048 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 00:04:56,050 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 00:04:56,051 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 00:04:56,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 00:04:56,056 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 00:04:56,066 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 00:04:56,066 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 00:04:56,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 00:04:56,069 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 00:04:56,070 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 00:04:56,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 00:04:56,071 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 00:04:56,072 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 00:04:56,075 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 00:04:56,076 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 00:04:56,077 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 00:04:56,077 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 00:04:56,079 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 00:04:56,079 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 00:04:56,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 00:04:56,081 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 00:04:56,082 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 00:04:56,083 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-21 00:04:56,129 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 00:04:56,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 00:04:56,132 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 00:04:56,132 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 00:04:56,133 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 00:04:56,133 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 00:04:56,133 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 00:04:56,134 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 00:04:56,134 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 00:04:56,134 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 00:04:56,135 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 00:04:56,136 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 00:04:56,138 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 00:04:56,138 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 00:04:56,139 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 00:04:56,139 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 00:04:56,139 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 00:04:56,140 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-21 00:04:56,140 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-21 00:04:56,142 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 00:04:56,142 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 00:04:56,148 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 00:04:56,148 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 00:04:56,150 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-21 00:04:56,150 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 00:04:56,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 00:04:56,151 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 00:04:56,151 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 00:04:56,151 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 00:04:56,152 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-21 00:04:56,152 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-21 00:04:56,152 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 00:04:56,153 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 00:04:56,153 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 00:04:56,154 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 [2021-11-21 00:04:56,547 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 00:04:56,569 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 00:04:56,572 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 00:04:56,573 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 00:04:56,574 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 00:04:56,575 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-21 00:04:56,650 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/bin/utaipan-TEXQjIfE4P/data/da1ca91e2/d1200af719fc46c0bf144530ddc3c39f/FLAGa406367bc [2021-11-21 00:04:57,472 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 00:04:57,473 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-21 00:04:57,515 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/bin/utaipan-TEXQjIfE4P/data/da1ca91e2/d1200af719fc46c0bf144530ddc3c39f/FLAGa406367bc [2021-11-21 00:04:57,542 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/bin/utaipan-TEXQjIfE4P/data/da1ca91e2/d1200af719fc46c0bf144530ddc3c39f [2021-11-21 00:04:57,545 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 00:04:57,548 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 00:04:57,549 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 00:04:57,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 00:04:57,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 00:04:57,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:04:57" (1/1) ... [2021-11-21 00:04:57,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2565a047 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:04:57, skipping insertion in model container [2021-11-21 00:04:57,557 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:04:57" (1/1) ... [2021-11-21 00:04:57,564 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 00:04:57,680 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 00:04:59,162 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103699,103712] [2021-11-21 00:04:59,165 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103875,103888] [2021-11-21 00:04:59,167 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104048,104061] [2021-11-21 00:04:59,169 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104259,104272] [2021-11-21 00:04:59,170 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c7ab1e-4a49-40e1-8680-1de8eb059c6f/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104572,104585] [2021-11-21 00:04:59,180 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-11-21 00:04:59,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@54316cae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:04:59, skipping insertion in model container [2021-11-21 00:04:59,181 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 00:04:59,182 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-21 00:04:59,184 INFO L158 Benchmark]: Toolchain (without parser) took 1634.96ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 39.5MB in the beginning and 52.6MB in the end (delta: -13.0MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2021-11-21 00:04:59,185 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 65.0MB. Free memory is still 46.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 00:04:59,186 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1632.27ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 39.3MB in the beginning and 52.8MB in the end (delta: -13.5MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2021-11-21 00:04:59,189 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 65.0MB. Free memory is still 46.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1632.27ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 39.3MB in the beginning and 52.8MB in the end (delta: -13.5MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2716]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN