./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/printf-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/bin/utaipan-aC7eJsxGYH/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/printf-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/bin/utaipan-aC7eJsxGYH/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/bin/utaipan-aC7eJsxGYH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --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-9ad7fb2 [2021-11-03 05:27:57,256 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 05:27:57,258 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 05:27:57,287 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 05:27:57,288 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 05:27:57,290 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 05:27:57,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 05:27:57,294 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 05:27:57,296 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 05:27:57,297 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 05:27:57,298 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 05:27:57,300 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 05:27:57,300 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 05:27:57,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 05:27:57,303 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 05:27:57,306 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 05:27:57,308 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 05:27:57,313 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 05:27:57,316 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 05:27:57,324 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 05:27:57,326 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 05:27:57,327 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 05:27:57,328 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 05:27:57,329 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 05:27:57,332 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 05:27:57,333 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 05:27:57,333 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 05:27:57,334 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 05:27:57,335 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 05:27:57,336 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 05:27:57,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 05:27:57,337 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 05:27:57,338 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 05:27:57,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 05:27:57,346 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 05:27:57,346 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 05:27:57,347 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 05:27:57,347 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 05:27:57,347 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 05:27:57,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 05:27:57,349 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 05:27:57,350 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/bin/utaipan-aC7eJsxGYH/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-03 05:27:57,403 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 05:27:57,404 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 05:27:57,405 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 05:27:57,405 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 05:27:57,405 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 05:27:57,406 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 05:27:57,406 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 05:27:57,406 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 05:27:57,406 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 05:27:57,406 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 05:27:57,407 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 05:27:57,408 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 05:27:57,408 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 05:27:57,408 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 05:27:57,408 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 05:27:57,409 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-03 05:27:57,409 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-03 05:27:57,410 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 05:27:57,410 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-03 05:27:57,410 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 05:27:57,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 05:27:57,410 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-03 05:27:57,411 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-03 05:27:57,411 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-03 05:27:57,411 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 05:27:57,411 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 05:27:57,413 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 05:27:57,413 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 05:27:57,413 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 05:27:57,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 05:27:57,414 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 05:27:57,414 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 05:27:57,414 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 05:27:57,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 05:27:57,415 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 05:27:57,415 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 05:27:57,415 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_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 [2021-11-03 05:27:57,705 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 05:27:57,732 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 05:27:57,735 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 05:27:57,737 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 05:27:57,737 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 05:27:57,738 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-03 05:27:57,813 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/bin/utaipan-aC7eJsxGYH/data/65a9956e6/b07dbacb5044437ea1f9741226816a3f/FLAG705e35723 [2021-11-03 05:27:58,623 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 05:27:58,623 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-03 05:27:58,662 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/bin/utaipan-aC7eJsxGYH/data/65a9956e6/b07dbacb5044437ea1f9741226816a3f/FLAG705e35723 [2021-11-03 05:27:59,168 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/bin/utaipan-aC7eJsxGYH/data/65a9956e6/b07dbacb5044437ea1f9741226816a3f [2021-11-03 05:27:59,171 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 05:27:59,174 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 05:27:59,178 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 05:27:59,178 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 05:27:59,181 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 05:27:59,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:27:59" (1/1) ... [2021-11-03 05:27:59,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f9d2d57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:27:59, skipping insertion in model container [2021-11-03 05:27:59,184 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:27:59" (1/1) ... [2021-11-03 05:27:59,191 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 05:27:59,279 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 05:28:00,485 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_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103699,103712] [2021-11-03 05:28:00,487 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_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103875,103888] [2021-11-03 05:28:00,488 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_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104048,104061] [2021-11-03 05:28:00,490 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_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104259,104272] [2021-11-03 05:28:00,491 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_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104572,104585] [2021-11-03 05:28:00,497 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-11-03 05:28:00,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@721f4f3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:28:00, skipping insertion in model container [2021-11-03 05:28:00,498 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 05:28:00,498 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-03 05:28:00,500 INFO L168 Benchmark]: Toolchain (without parser) took 1325.32 ms. Allocated memory is still 92.3 MB. Free memory was 63.5 MB in the beginning and 47.9 MB in the end (delta: 15.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-11-03 05:28:00,501 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 92.3 MB. Free memory was 65.2 MB in the beginning and 65.1 MB in the end (delta: 53.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 05:28:00,502 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1320.67 ms. Allocated memory is still 92.3 MB. Free memory was 63.3 MB in the beginning and 47.9 MB in the end (delta: 15.4 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-11-03 05:28:00,520 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 92.3 MB. Free memory was 65.2 MB in the beginning and 65.1 MB in the end (delta: 53.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1320.67 ms. Allocated memory is still 92.3 MB. Free memory was 63.3 MB in the beginning and 47.9 MB in the end (delta: 15.4 MB). Peak memory consumption was 14.7 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... --- 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_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/bin/utaipan-aC7eJsxGYH/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/printf-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/bin/utaipan-aC7eJsxGYH/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/bin/utaipan-aC7eJsxGYH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --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-9ad7fb2 [2021-11-03 05:28:02,759 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 05:28:02,761 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 05:28:02,798 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 05:28:02,799 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 05:28:02,806 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 05:28:02,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 05:28:02,817 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 05:28:02,820 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 05:28:02,830 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 05:28:02,831 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 05:28:02,833 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 05:28:02,834 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 05:28:02,836 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 05:28:02,838 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 05:28:02,840 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 05:28:02,844 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 05:28:02,845 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 05:28:02,847 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 05:28:02,850 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 05:28:02,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 05:28:02,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 05:28:02,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 05:28:02,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 05:28:02,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 05:28:02,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 05:28:02,868 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 05:28:02,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 05:28:02,871 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 05:28:02,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 05:28:02,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 05:28:02,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 05:28:02,876 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 05:28:02,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 05:28:02,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 05:28:02,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 05:28:02,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 05:28:02,880 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 05:28:02,880 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 05:28:02,882 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 05:28:02,883 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 05:28:02,883 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/bin/utaipan-aC7eJsxGYH/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-03 05:28:02,915 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 05:28:02,916 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 05:28:02,916 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 05:28:02,917 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 05:28:02,917 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 05:28:02,917 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 05:28:02,917 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 05:28:02,917 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 05:28:02,917 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 05:28:02,918 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-03 05:28:02,918 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-03 05:28:02,919 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 05:28:02,919 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-03 05:28:02,919 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 05:28:02,919 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 05:28:02,919 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-03 05:28:02,920 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-03 05:28:02,920 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-03 05:28:02,920 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 05:28:02,920 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 05:28:02,920 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-03 05:28:02,920 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-03 05:28:02,921 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 05:28:02,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 05:28:02,921 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 05:28:02,921 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 05:28:02,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 05:28:02,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 05:28:02,922 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 05:28:02,922 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-03 05:28:02,922 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-03 05:28:02,922 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 05:28:02,923 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 05:28:02,923 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_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 [2021-11-03 05:28:03,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 05:28:03,320 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 05:28:03,322 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 05:28:03,323 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 05:28:03,324 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 05:28:03,325 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-03 05:28:03,399 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/bin/utaipan-aC7eJsxGYH/data/fc30cecb3/a9c69de400fc46b6ba85de6869ede809/FLAG4790ef2da [2021-11-03 05:28:04,186 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 05:28:04,186 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-03 05:28:04,219 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/bin/utaipan-aC7eJsxGYH/data/fc30cecb3/a9c69de400fc46b6ba85de6869ede809/FLAG4790ef2da [2021-11-03 05:28:04,284 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/bin/utaipan-aC7eJsxGYH/data/fc30cecb3/a9c69de400fc46b6ba85de6869ede809 [2021-11-03 05:28:04,287 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 05:28:04,288 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 05:28:04,290 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 05:28:04,290 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 05:28:04,293 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 05:28:04,294 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:28:04" (1/1) ... [2021-11-03 05:28:04,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@239f06d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:28:04, skipping insertion in model container [2021-11-03 05:28:04,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:28:04" (1/1) ... [2021-11-03 05:28:04,302 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 05:28:04,390 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 05:28:05,733 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_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103699,103712] [2021-11-03 05:28:05,736 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_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103875,103888] [2021-11-03 05:28:05,737 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_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104048,104061] [2021-11-03 05:28:05,739 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_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104259,104272] [2021-11-03 05:28:05,740 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_7f1d0d11-a00c-4d91-8af7-b876b7f9e5f8/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104572,104585] [2021-11-03 05:28:05,746 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-11-03 05:28:05,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@287b4de9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:28:05, skipping insertion in model container [2021-11-03 05:28:05,747 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 05:28:05,747 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-03 05:28:05,749 INFO L168 Benchmark]: Toolchain (without parser) took 1459.70 ms. Allocated memory was 62.9 MB in the beginning and 77.6 MB in the end (delta: 14.7 MB). Free memory was 38.0 MB in the beginning and 41.8 MB in the end (delta: -3.8 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. [2021-11-03 05:28:05,750 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 62.9 MB. Free memory is still 45.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 05:28:05,751 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1457.49 ms. Allocated memory was 62.9 MB in the beginning and 77.6 MB in the end (delta: 14.7 MB). Free memory was 37.9 MB in the beginning and 41.8 MB in the end (delta: -4.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. [2021-11-03 05:28:05,753 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 62.9 MB. Free memory is still 45.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1457.49 ms. Allocated memory was 62.9 MB in the beginning and 77.6 MB in the end (delta: 14.7 MB). Free memory was 37.9 MB in the beginning and 41.8 MB in the end (delta: -4.0 MB). Peak memory consumption was 12.0 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN