./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 e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5b6329-19c5-4108-b35e-b75d78d22ff6/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5b6329-19c5-4108-b35e-b75d78d22ff6/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5b6329-19c5-4108-b35e-b75d78d22ff6/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5b6329-19c5-4108-b35e-b75d78d22ff6/bin/utaipan-9zjyvhn0QE/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_4c5b6329-19c5-4108-b35e-b75d78d22ff6/bin/utaipan-9zjyvhn0QE/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5b6329-19c5-4108-b35e-b75d78d22ff6/bin/utaipan-9zjyvhn0QE --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 .............................................................................................................................................. 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_4c5b6329-19c5-4108-b35e-b75d78d22ff6/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5b6329-19c5-4108-b35e-b75d78d22ff6/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5b6329-19c5-4108-b35e-b75d78d22ff6/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5b6329-19c5-4108-b35e-b75d78d22ff6/bin/utaipan-9zjyvhn0QE/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_4c5b6329-19c5-4108-b35e-b75d78d22ff6/bin/utaipan-9zjyvhn0QE/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5b6329-19c5-4108-b35e-b75d78d22ff6/bin/utaipan-9zjyvhn0QE --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 ........................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:02:34,714 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:02:34,718 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:02:34,789 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:02:34,790 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:02:34,791 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:02:34,803 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:02:34,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:02:34,814 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:02:34,823 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:02:34,825 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:02:34,827 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:02:34,828 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:02:34,832 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:02:34,836 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:02:34,843 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:02:34,846 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:02:34,848 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:02:34,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:02:34,858 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:02:34,863 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:02:34,865 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:02:34,869 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:02:34,870 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:02:34,878 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:02:34,879 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:02:34,879 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:02:34,882 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:02:34,883 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:02:34,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:02:34,885 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:02:34,887 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:02:34,890 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:02:34,891 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:02:34,894 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:02:34,894 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:02:34,895 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:02:34,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:02:34,896 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:02:34,897 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:02:34,898 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:02:34,900 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5b6329-19c5-4108-b35e-b75d78d22ff6/bin/utaipan-9zjyvhn0QE/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-24 10:02:34,960 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:02:34,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:02:34,962 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:02:34,970 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:02:34,971 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:02:34,971 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:02:34,971 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 10:02:34,972 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:02:34,972 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:02:34,972 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 10:02:34,974 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 10:02:34,974 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:02:34,975 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 10:02:34,975 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 10:02:34,975 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 10:02:34,976 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-24 10:02:34,976 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-24 10:02:34,977 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:02:34,977 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-24 10:02:34,977 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 10:02:34,978 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:02:34,978 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-24 10:02:34,978 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-24 10:02:34,979 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-24 10:02:34,979 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:02:34,979 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:02:34,981 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:02:34,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:02:34,982 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:02:34,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:02:34,983 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:02:34,983 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:02:34,984 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 10:02:34,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 10:02:34,984 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:02:34,984 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:02:34,985 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_4c5b6329-19c5-4108-b35e-b75d78d22ff6/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5b6329-19c5-4108-b35e-b75d78d22ff6/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 [2021-10-24 10:02:35,290 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:02:35,320 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:02:35,324 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:02:35,329 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:02:35,330 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:02:35,331 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5b6329-19c5-4108-b35e-b75d78d22ff6/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-10-24 10:02:35,432 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5b6329-19c5-4108-b35e-b75d78d22ff6/bin/utaipan-9zjyvhn0QE/data/0653a33fa/90873aaf93e14a7cab22d14e7bb13085/FLAGa8ff459c1 [2021-10-24 10:02:36,408 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:02:36,410 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5b6329-19c5-4108-b35e-b75d78d22ff6/sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-10-24 10:02:36,459 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5b6329-19c5-4108-b35e-b75d78d22ff6/bin/utaipan-9zjyvhn0QE/data/0653a33fa/90873aaf93e14a7cab22d14e7bb13085/FLAGa8ff459c1 [2021-10-24 10:02:36,843 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5b6329-19c5-4108-b35e-b75d78d22ff6/bin/utaipan-9zjyvhn0QE/data/0653a33fa/90873aaf93e14a7cab22d14e7bb13085 [2021-10-24 10:02:36,846 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:02:36,848 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:02:36,851 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:02:36,851 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:02:36,855 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:02:36,856 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:02:36" (1/1) ... [2021-10-24 10:02:36,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56807e61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:02:36, skipping insertion in model container [2021-10-24 10:02:36,858 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:02:36" (1/1) ... [2021-10-24 10:02:36,866 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:02:36,992 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:02:38,685 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_4c5b6329-19c5-4108-b35e-b75d78d22ff6/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103699,103712] [2021-10-24 10:02:38,689 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_4c5b6329-19c5-4108-b35e-b75d78d22ff6/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103875,103888] [2021-10-24 10:02:38,691 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_4c5b6329-19c5-4108-b35e-b75d78d22ff6/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104048,104061] [2021-10-24 10:02:38,693 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_4c5b6329-19c5-4108-b35e-b75d78d22ff6/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104259,104272] [2021-10-24 10:02:38,695 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_4c5b6329-19c5-4108-b35e-b75d78d22ff6/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104572,104585] [2021-10-24 10:02:38,704 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-10-24 10:02:38,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@16954dd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:02:38, skipping insertion in model container [2021-10-24 10:02:38,705 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:02:38,706 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 10:02:38,709 INFO L168 Benchmark]: Toolchain (without parser) took 1859.02 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 56.6 MB in the beginning and 78.5 MB in the end (delta: -21.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-24 10:02:38,710 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 98.6 MB. Free memory was 70.2 MB in the beginning and 70.2 MB in the end (delta: 29.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:02:38,712 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1855.44 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 56.3 MB in the beginning and 78.5 MB in the end (delta: -22.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-24 10:02:38,715 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 98.6 MB. Free memory was 70.2 MB in the beginning and 70.2 MB in the end (delta: 29.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1855.44 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 56.3 MB in the beginning and 78.5 MB in the end (delta: -22.2 MB). Peak memory consumption was 12.6 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-e943c26 [2021-10-24 10:02:41,722 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:02:41,726 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:02:41,771 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:02:41,772 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:02:41,774 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:02:41,776 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:02:41,779 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:02:41,782 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:02:41,783 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:02:41,785 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:02:41,787 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:02:41,788 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:02:41,789 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:02:41,792 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:02:41,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:02:41,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:02:41,797 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:02:41,817 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:02:41,820 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:02:41,828 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:02:41,831 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:02:41,833 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:02:41,835 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:02:41,841 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:02:41,846 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:02:41,847 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:02:41,851 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:02:41,853 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:02:41,855 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:02:41,856 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:02:41,858 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:02:41,860 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:02:41,861 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:02:41,863 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:02:41,864 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:02:41,865 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:02:41,866 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:02:41,866 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:02:41,868 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:02:41,869 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:02:41,876 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5b6329-19c5-4108-b35e-b75d78d22ff6/bin/utaipan-9zjyvhn0QE/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-24 10:02:41,938 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:02:41,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:02:41,940 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:02:41,941 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:02:41,941 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:02:41,941 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:02:41,942 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:02:41,942 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:02:41,942 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:02:41,944 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-24 10:02:41,946 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-24 10:02:41,946 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:02:41,947 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-24 10:02:41,947 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 10:02:41,947 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:02:41,948 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-24 10:02:41,948 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-24 10:02:41,948 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-24 10:02:41,949 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:02:41,949 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:02:41,949 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 10:02:41,950 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 10:02:41,950 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:02:41,950 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:02:41,951 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 10:02:41,951 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:02:41,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:02:41,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:02:41,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:02:41,952 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 10:02:41,953 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 10:02:41,953 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:02:41,953 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:02:41,954 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_4c5b6329-19c5-4108-b35e-b75d78d22ff6/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5b6329-19c5-4108-b35e-b75d78d22ff6/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c63b21f7a682a04747e33e99b370c56eb0587876361598f770f41e1686fc8817 [2021-10-24 10:02:42,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:02:42,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:02:42,524 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:02:42,526 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:02:42,529 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:02:42,530 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5b6329-19c5-4108-b35e-b75d78d22ff6/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-10-24 10:02:42,628 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5b6329-19c5-4108-b35e-b75d78d22ff6/bin/utaipan-9zjyvhn0QE/data/cc74f3d1b/f679be50e0434ce5ad8c493aa4c542b3/FLAG3d6ee1a8b [2021-10-24 10:02:43,508 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:02:43,509 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5b6329-19c5-4108-b35e-b75d78d22ff6/sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-10-24 10:02:43,571 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5b6329-19c5-4108-b35e-b75d78d22ff6/bin/utaipan-9zjyvhn0QE/data/cc74f3d1b/f679be50e0434ce5ad8c493aa4c542b3/FLAG3d6ee1a8b [2021-10-24 10:02:44,035 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5b6329-19c5-4108-b35e-b75d78d22ff6/bin/utaipan-9zjyvhn0QE/data/cc74f3d1b/f679be50e0434ce5ad8c493aa4c542b3 [2021-10-24 10:02:44,039 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:02:44,042 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:02:44,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:02:44,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:02:44,050 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:02:44,051 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:02:44" (1/1) ... [2021-10-24 10:02:44,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f8fff2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:02:44, skipping insertion in model container [2021-10-24 10:02:44,053 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:02:44" (1/1) ... [2021-10-24 10:02:44,062 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:02:44,176 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:02:46,126 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_4c5b6329-19c5-4108-b35e-b75d78d22ff6/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103699,103712] [2021-10-24 10:02:46,130 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_4c5b6329-19c5-4108-b35e-b75d78d22ff6/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103875,103888] [2021-10-24 10:02:46,136 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_4c5b6329-19c5-4108-b35e-b75d78d22ff6/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104048,104061] [2021-10-24 10:02:46,143 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_4c5b6329-19c5-4108-b35e-b75d78d22ff6/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104259,104272] [2021-10-24 10:02:46,146 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_4c5b6329-19c5-4108-b35e-b75d78d22ff6/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104572,104585] [2021-10-24 10:02:46,180 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-10-24 10:02:46,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a756a24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:02:46, skipping insertion in model container [2021-10-24 10:02:46,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:02:46,194 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 10:02:46,197 INFO L168 Benchmark]: Toolchain (without parser) took 2153.39 ms. Allocated memory was 52.4 MB in the beginning and 69.2 MB in the end (delta: 16.8 MB). Free memory was 33.0 MB in the beginning and 46.5 MB in the end (delta: -13.5 MB). Peak memory consumption was 19.8 MB. Max. memory is 16.1 GB. [2021-10-24 10:02:46,198 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 52.4 MB. Free memory was 32.6 MB in the beginning and 32.5 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:02:46,199 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2149.05 ms. Allocated memory was 52.4 MB in the beginning and 69.2 MB in the end (delta: 16.8 MB). Free memory was 32.7 MB in the beginning and 46.5 MB in the end (delta: -13.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 16.1 GB. [2021-10-24 10:02:46,204 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 52.4 MB. Free memory was 32.6 MB in the beginning and 32.5 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2149.05 ms. Allocated memory was 52.4 MB in the beginning and 69.2 MB in the end (delta: 16.8 MB). Free memory was 32.7 MB in the beginning and 46.5 MB in the end (delta: -13.8 MB). Peak memory consumption was 19.8 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...