./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afc0056-1165-4fd3-bbd9-7235699dd5de/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afc0056-1165-4fd3-bbd9-7235699dd5de/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afc0056-1165-4fd3-bbd9-7235699dd5de/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afc0056-1165-4fd3-bbd9-7235699dd5de/bin/utaipan-SDwSMHVbGG/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_4afc0056-1165-4fd3-bbd9-7235699dd5de/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afc0056-1165-4fd3-bbd9-7235699dd5de/bin/utaipan-SDwSMHVbGG --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 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afc0056-1165-4fd3-bbd9-7235699dd5de/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afc0056-1165-4fd3-bbd9-7235699dd5de/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afc0056-1165-4fd3-bbd9-7235699dd5de/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afc0056-1165-4fd3-bbd9-7235699dd5de/bin/utaipan-SDwSMHVbGG/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_4afc0056-1165-4fd3-bbd9-7235699dd5de/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afc0056-1165-4fd3-bbd9-7235699dd5de/bin/utaipan-SDwSMHVbGG --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 ........................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:42:21,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:42:21,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:42:21,394 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:42:21,398 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:42:21,403 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:42:21,405 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:42:21,407 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:42:21,409 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:42:21,410 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:42:21,411 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:42:21,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:42:21,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:42:21,414 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:42:21,418 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:42:21,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:42:21,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:42:21,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:42:21,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:42:21,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:42:21,445 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:42:21,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:42:21,449 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:42:21,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:42:21,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:42:21,454 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:42:21,454 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:42:21,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:42:21,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:42:21,457 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:42:21,457 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:42:21,458 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:42:21,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:42:21,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:42:21,465 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:42:21,465 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:42:21,466 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:42:21,466 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:42:21,466 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:42:21,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:42:21,468 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:42:21,468 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afc0056-1165-4fd3-bbd9-7235699dd5de/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-29 04:42:21,518 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:42:21,518 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:42:21,519 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:42:21,519 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:42:21,520 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:42:21,520 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:42:21,520 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 04:42:21,520 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:42:21,520 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:42:21,520 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 04:42:21,521 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 04:42:21,521 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:42:21,521 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 04:42:21,521 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 04:42:21,521 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 04:42:21,522 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:42:21,522 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:42:21,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:42:21,523 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:42:21,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:42:21,523 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:42:21,523 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:42:21,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:42:21,524 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:42:21,524 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:42:21,524 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:42:21,524 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:42:21,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:42:21,525 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:42:21,525 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:42:21,525 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:42:21,526 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 04:42:21,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:42:21,526 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:42:21,526 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:42:21,526 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:42:21,527 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_4afc0056-1165-4fd3-bbd9-7235699dd5de/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afc0056-1165-4fd3-bbd9-7235699dd5de/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 [2021-10-29 04:42:21,809 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:42:21,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:42:21,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:42:21,837 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:42:21,838 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:42:21,839 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afc0056-1165-4fd3-bbd9-7235699dd5de/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-10-29 04:42:21,911 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afc0056-1165-4fd3-bbd9-7235699dd5de/bin/utaipan-SDwSMHVbGG/data/a76c007d8/493c1ea333994f0da66984df3ec12073/FLAGa30789c79 [2021-10-29 04:42:22,590 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:42:22,591 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afc0056-1165-4fd3-bbd9-7235699dd5de/sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-10-29 04:42:22,621 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afc0056-1165-4fd3-bbd9-7235699dd5de/bin/utaipan-SDwSMHVbGG/data/a76c007d8/493c1ea333994f0da66984df3ec12073/FLAGa30789c79 [2021-10-29 04:42:22,920 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afc0056-1165-4fd3-bbd9-7235699dd5de/bin/utaipan-SDwSMHVbGG/data/a76c007d8/493c1ea333994f0da66984df3ec12073 [2021-10-29 04:42:22,922 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:42:22,925 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:42:22,927 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:42:22,927 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:42:22,930 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:42:22,931 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:42:22" (1/1) ... [2021-10-29 04:42:22,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52b9eb0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:42:22, skipping insertion in model container [2021-10-29 04:42:22,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:42:22" (1/1) ... [2021-10-29 04:42:22,939 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:42:23,064 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:42:24,533 WARN L228 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_4afc0056-1165-4fd3-bbd9-7235699dd5de/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103699,103712] [2021-10-29 04:42:24,537 WARN L228 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_4afc0056-1165-4fd3-bbd9-7235699dd5de/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103875,103888] [2021-10-29 04:42:24,538 WARN L228 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_4afc0056-1165-4fd3-bbd9-7235699dd5de/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104048,104061] [2021-10-29 04:42:24,540 WARN L228 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_4afc0056-1165-4fd3-bbd9-7235699dd5de/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104259,104272] [2021-10-29 04:42:24,541 WARN L228 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_4afc0056-1165-4fd3-bbd9-7235699dd5de/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104572,104585] [2021-10-29 04:42:24,547 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-10-29 04:42:24,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@21c33147 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:42:24, skipping insertion in model container [2021-10-29 04:42:24,548 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:42:24,548 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 04:42:24,551 INFO L168 Benchmark]: Toolchain (without parser) took 1624.46 ms. Allocated memory was 81.8 MB in the beginning and 107.0 MB in the end (delta: 25.2 MB). Free memory was 39.0 MB in the beginning and 63.5 MB in the end (delta: -24.5 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. [2021-10-29 04:42:24,552 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 81.8 MB. Free memory is still 61.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:42:24,553 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1621.77 ms. Allocated memory was 81.8 MB in the beginning and 107.0 MB in the end (delta: 25.2 MB). Free memory was 38.8 MB in the beginning and 63.5 MB in the end (delta: -24.7 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. [2021-10-29 04:42:24,554 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 81.8 MB. Free memory is still 61.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1621.77 ms. Allocated memory was 81.8 MB in the beginning and 107.0 MB in the end (delta: 25.2 MB). Free memory was 38.8 MB in the beginning and 63.5 MB in the end (delta: -24.7 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. * 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:42:26,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:42:26,743 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:42:26,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:42:26,793 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:42:26,797 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:42:26,799 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:42:26,803 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:42:26,807 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:42:26,814 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:42:26,816 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:42:26,818 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:42:26,818 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:42:26,821 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:42:26,823 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:42:26,827 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:42:26,829 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:42:26,830 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:42:26,832 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:42:26,840 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:42:26,842 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:42:26,843 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:42:26,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:42:26,848 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:42:26,857 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:42:26,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:42:26,858 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:42:26,860 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:42:26,861 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:42:26,862 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:42:26,863 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:42:26,864 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:42:26,866 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:42:26,866 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:42:26,868 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:42:26,868 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:42:26,869 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:42:26,870 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:42:26,880 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:42:26,881 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:42:26,882 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:42:26,883 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afc0056-1165-4fd3-bbd9-7235699dd5de/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-29 04:42:26,923 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:42:26,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:42:26,924 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:42:26,925 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:42:26,925 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:42:26,925 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:42:26,926 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:42:26,926 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:42:26,926 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:42:26,928 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:42:26,929 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:42:26,929 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:42:26,929 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:42:26,930 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:42:26,930 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:42:26,930 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:42:26,930 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:42:26,931 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:42:26,931 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:42:26,931 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:42:26,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:42:26,932 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 04:42:26,932 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:42:26,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:42:26,933 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:42:26,933 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:42:26,933 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:42:26,933 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:42:26,934 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:42:26,934 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:42:26,934 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:42:26,934 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:42:26,935 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_4afc0056-1165-4fd3-bbd9-7235699dd5de/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afc0056-1165-4fd3-bbd9-7235699dd5de/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 [2021-10-29 04:42:27,319 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:42:27,358 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:42:27,361 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:42:27,362 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:42:27,365 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:42:27,365 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afc0056-1165-4fd3-bbd9-7235699dd5de/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-10-29 04:42:27,436 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afc0056-1165-4fd3-bbd9-7235699dd5de/bin/utaipan-SDwSMHVbGG/data/1ccc5cc68/f0e53372305a43b0b8d3852163d3d926/FLAG0a3569624 [2021-10-29 04:42:28,235 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:42:28,236 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afc0056-1165-4fd3-bbd9-7235699dd5de/sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-10-29 04:42:28,264 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afc0056-1165-4fd3-bbd9-7235699dd5de/bin/utaipan-SDwSMHVbGG/data/1ccc5cc68/f0e53372305a43b0b8d3852163d3d926/FLAG0a3569624 [2021-10-29 04:42:28,358 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4afc0056-1165-4fd3-bbd9-7235699dd5de/bin/utaipan-SDwSMHVbGG/data/1ccc5cc68/f0e53372305a43b0b8d3852163d3d926 [2021-10-29 04:42:28,361 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:42:28,363 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:42:28,367 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:42:28,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:42:28,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:42:28,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:42:28" (1/1) ... [2021-10-29 04:42:28,373 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71ab81fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:42:28, skipping insertion in model container [2021-10-29 04:42:28,373 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:42:28" (1/1) ... [2021-10-29 04:42:28,381 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:42:28,506 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:42:29,878 WARN L228 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_4afc0056-1165-4fd3-bbd9-7235699dd5de/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103699,103712] [2021-10-29 04:42:29,883 WARN L228 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_4afc0056-1165-4fd3-bbd9-7235699dd5de/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103875,103888] [2021-10-29 04:42:29,884 WARN L228 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_4afc0056-1165-4fd3-bbd9-7235699dd5de/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104048,104061] [2021-10-29 04:42:29,886 WARN L228 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_4afc0056-1165-4fd3-bbd9-7235699dd5de/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104259,104272] [2021-10-29 04:42:29,888 WARN L228 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_4afc0056-1165-4fd3-bbd9-7235699dd5de/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104572,104585] [2021-10-29 04:42:29,894 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-10-29 04:42:29,895 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e3ef8d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:42:29, skipping insertion in model container [2021-10-29 04:42:29,895 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:42:29,896 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 04:42:29,898 INFO L168 Benchmark]: Toolchain (without parser) took 1533.52 ms. Allocated memory was 56.6 MB in the beginning and 83.9 MB in the end (delta: 27.3 MB). Free memory was 29.3 MB in the beginning and 48.6 MB in the end (delta: -19.3 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:42:29,899 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 56.6 MB. Free memory is still 37.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:42:29,900 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1528.54 ms. Allocated memory was 56.6 MB in the beginning and 83.9 MB in the end (delta: 27.3 MB). Free memory was 29.0 MB in the beginning and 48.6 MB in the end (delta: -19.6 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:42:29,901 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 56.6 MB. Free memory is still 37.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1528.54 ms. Allocated memory was 56.6 MB in the beginning and 83.9 MB in the end (delta: 27.3 MB). Free memory was 29.0 MB in the beginning and 48.6 MB in the end (delta: -19.6 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. * 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...