./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 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/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_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/bin/utaipan-TEXQjIfE4P/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_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/bin/utaipan-TEXQjIfE4P/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/bin/utaipan-TEXQjIfE4P --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-53f42b1 [2021-11-20 23:46:35,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 23:46:35,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 23:46:35,322 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 23:46:35,323 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 23:46:35,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 23:46:35,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 23:46:35,335 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 23:46:35,338 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 23:46:35,347 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 23:46:35,348 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 23:46:35,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 23:46:35,350 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 23:46:35,351 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 23:46:35,353 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 23:46:35,354 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 23:46:35,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 23:46:35,357 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 23:46:35,359 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 23:46:35,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 23:46:35,364 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 23:46:35,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 23:46:35,369 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 23:46:35,370 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 23:46:35,373 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 23:46:35,374 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 23:46:35,374 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 23:46:35,375 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 23:46:35,376 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 23:46:35,377 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 23:46:35,377 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 23:46:35,378 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 23:46:35,379 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 23:46:35,381 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 23:46:35,382 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 23:46:35,382 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 23:46:35,383 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 23:46:35,384 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 23:46:35,384 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 23:46:35,386 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 23:46:35,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 23:46:35,388 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/bin/utaipan-TEXQjIfE4P/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-20 23:46:35,426 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 23:46:35,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 23:46:35,434 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 23:46:35,434 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 23:46:35,436 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 23:46:35,437 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 23:46:35,438 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 23:46:35,438 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 23:46:35,438 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 23:46:35,438 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-20 23:46:35,440 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 23:46:35,440 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 23:46:35,440 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-20 23:46:35,440 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-20 23:46:35,441 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 23:46:35,441 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-20 23:46:35,441 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-20 23:46:35,442 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-20 23:46:35,442 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 23:46:35,443 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 23:46:35,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 23:46:35,443 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 23:46:35,444 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 23:46:35,445 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 23:46:35,446 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 23:46:35,446 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 23:46:35,446 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 23:46:35,447 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 23:46:35,447 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 23:46:35,447 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 23:46:35,448 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 23:46:35,448 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 23:46:35,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:46:35,449 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 23:46:35,449 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 23:46:35,449 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-20 23:46:35,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 23:46:35,450 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 23:46:35,450 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 23:46:35,450 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_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 [2021-11-20 23:46:35,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 23:46:35,782 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 23:46:35,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 23:46:35,787 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 23:46:35,788 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 23:46:35,789 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-20 23:46:35,885 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/bin/utaipan-TEXQjIfE4P/data/e5b53434e/fe6e075bd6e742f9b86447e86b9f3c30/FLAG0d23f0268 [2021-11-20 23:46:36,748 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 23:46:36,755 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-20 23:46:36,822 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/bin/utaipan-TEXQjIfE4P/data/e5b53434e/fe6e075bd6e742f9b86447e86b9f3c30/FLAG0d23f0268 [2021-11-20 23:46:37,248 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/bin/utaipan-TEXQjIfE4P/data/e5b53434e/fe6e075bd6e742f9b86447e86b9f3c30 [2021-11-20 23:46:37,251 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 23:46:37,253 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 23:46:37,255 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 23:46:37,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 23:46:37,260 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 23:46:37,261 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:46:37" (1/1) ... [2021-11-20 23:46:37,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1491adb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:46:37, skipping insertion in model container [2021-11-20 23:46:37,263 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:46:37" (1/1) ... [2021-11-20 23:46:37,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 23:46:37,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 23:46:39,026 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_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103699,103712] [2021-11-20 23:46:39,029 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_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103875,103888] [2021-11-20 23:46:39,031 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_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104048,104061] [2021-11-20 23:46:39,032 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_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104259,104272] [2021-11-20 23:46:39,034 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_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104572,104585] [2021-11-20 23:46:39,043 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-11-20 23:46:39,043 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@d36d0aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:46:39, skipping insertion in model container [2021-11-20 23:46:39,044 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 23:46:39,044 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 23:46:39,047 INFO L158 Benchmark]: Toolchain (without parser) took 1792.54ms. Allocated memory was 90.2MB in the beginning and 121.6MB in the end (delta: 31.5MB). Free memory was 53.0MB in the beginning and 79.6MB in the end (delta: -26.6MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2021-11-20 23:46:39,048 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 90.2MB. Free memory was 46.8MB in the beginning and 46.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:46:39,049 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1789.22ms. Allocated memory was 90.2MB in the beginning and 121.6MB in the end (delta: 31.5MB). Free memory was 52.8MB in the beginning and 79.6MB in the end (delta: -26.8MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2021-11-20 23:46:39,052 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 90.2MB. Free memory was 46.8MB in the beginning and 46.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1789.22ms. Allocated memory was 90.2MB in the beginning and 121.6MB in the end (delta: 31.5MB). Free memory was 52.8MB in the beginning and 79.6MB in the end (delta: -26.8MB). Peak memory consumption was 13.5MB. 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_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/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_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/bin/utaipan-TEXQjIfE4P/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_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/bin/utaipan-TEXQjIfE4P/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/bin/utaipan-TEXQjIfE4P --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-53f42b1 [2021-11-20 23:46:41,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 23:46:41,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 23:46:41,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 23:46:41,935 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 23:46:41,941 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 23:46:41,943 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 23:46:41,949 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 23:46:41,952 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 23:46:41,953 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 23:46:41,955 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 23:46:41,957 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 23:46:41,957 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 23:46:41,959 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 23:46:41,961 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 23:46:41,963 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 23:46:41,964 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 23:46:41,965 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 23:46:41,975 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 23:46:41,980 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 23:46:41,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 23:46:41,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 23:46:41,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 23:46:41,995 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 23:46:42,005 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 23:46:42,011 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 23:46:42,011 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 23:46:42,016 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 23:46:42,018 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 23:46:42,019 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 23:46:42,020 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 23:46:42,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 23:46:42,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 23:46:42,025 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 23:46:42,027 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 23:46:42,028 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 23:46:42,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 23:46:42,029 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 23:46:42,030 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 23:46:42,032 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 23:46:42,033 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 23:46:42,034 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/bin/utaipan-TEXQjIfE4P/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-20 23:46:42,091 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 23:46:42,091 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 23:46:42,092 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 23:46:42,093 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 23:46:42,094 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 23:46:42,095 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 23:46:42,095 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 23:46:42,095 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 23:46:42,096 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 23:46:42,096 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 23:46:42,097 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 23:46:42,098 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 23:46:42,100 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 23:46:42,100 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 23:46:42,100 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 23:46:42,101 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 23:46:42,101 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 23:46:42,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 23:46:42,102 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 23:46:42,102 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 23:46:42,102 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 23:46:42,102 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 23:46:42,103 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 23:46:42,103 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 23:46:42,103 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 23:46:42,104 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 23:46:42,104 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 23:46:42,104 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 23:46:42,105 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 23:46:42,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:46:42,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 23:46:42,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 23:46:42,106 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-20 23:46:42,107 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 23:46:42,107 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 23:46:42,107 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 23:46:42,108 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_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 [2021-11-20 23:46:42,635 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 23:46:42,675 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 23:46:42,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 23:46:42,679 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 23:46:42,680 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 23:46:42,682 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-20 23:46:42,755 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/bin/utaipan-TEXQjIfE4P/data/08ee471df/e55ef2ff9c4d459780fcab3536b117e8/FLAGc951b8d24 [2021-11-20 23:46:43,858 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 23:46:43,859 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-11-20 23:46:43,903 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/bin/utaipan-TEXQjIfE4P/data/08ee471df/e55ef2ff9c4d459780fcab3536b117e8/FLAGc951b8d24 [2021-11-20 23:46:44,323 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/bin/utaipan-TEXQjIfE4P/data/08ee471df/e55ef2ff9c4d459780fcab3536b117e8 [2021-11-20 23:46:44,326 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 23:46:44,327 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 23:46:44,331 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 23:46:44,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 23:46:44,335 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 23:46:44,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:46:44" (1/1) ... [2021-11-20 23:46:44,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@538ebfb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:46:44, skipping insertion in model container [2021-11-20 23:46:44,338 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:46:44" (1/1) ... [2021-11-20 23:46:44,345 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 23:46:44,472 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 23:46:46,571 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_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103699,103712] [2021-11-20 23:46:46,575 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_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103875,103888] [2021-11-20 23:46:46,577 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_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104048,104061] [2021-11-20 23:46:46,579 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_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104259,104272] [2021-11-20 23:46:46,581 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_f68c2846-f840-4e0c-b9ca-8ace538f2aa9/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104572,104585] [2021-11-20 23:46:46,588 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-11-20 23:46:46,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@711fd243 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:46:46, skipping insertion in model container [2021-11-20 23:46:46,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 23:46:46,590 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 23:46:46,593 INFO L158 Benchmark]: Toolchain (without parser) took 2264.15ms. Allocated memory was 54.5MB in the beginning and 73.4MB in the end (delta: 18.9MB). Free memory was 27.1MB in the beginning and 37.3MB in the end (delta: -10.1MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2021-11-20 23:46:46,594 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 54.5MB. Free memory was 35.4MB in the beginning and 35.4MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:46:46,595 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2259.07ms. Allocated memory was 54.5MB in the beginning and 73.4MB in the end (delta: 18.9MB). Free memory was 27.0MB in the beginning and 37.5MB in the end (delta: -10.6MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2021-11-20 23:46:46,598 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 54.5MB. Free memory was 35.4MB in the beginning and 35.4MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2259.07ms. Allocated memory was 54.5MB in the beginning and 73.4MB in the end (delta: 18.9MB). Free memory was 27.0MB in the beginning and 37.5MB in the end (delta: -10.6MB). Peak memory consumption was 6.9MB. 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