./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/seq-1.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_10215b13-7189-4c07-a731-e0abdac07946/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10215b13-7189-4c07-a731-e0abdac07946/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_10215b13-7189-4c07-a731-e0abdac07946/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10215b13-7189-4c07-a731-e0abdac07946/bin/utaipan-aC7eJsxGYH/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/seq-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10215b13-7189-4c07-a731-e0abdac07946/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_10215b13-7189-4c07-a731-e0abdac07946/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 efbd644a4f2fdb07aa594786bff63c8c6bd3ce82d2b68f53d875efbd89bba6a1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 03:41:35,703 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 03:41:35,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 03:41:35,746 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 03:41:35,747 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 03:41:35,748 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 03:41:35,750 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 03:41:35,752 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 03:41:35,755 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 03:41:35,756 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 03:41:35,757 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 03:41:35,759 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 03:41:35,759 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 03:41:35,762 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 03:41:35,763 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 03:41:35,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 03:41:35,771 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 03:41:35,773 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 03:41:35,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 03:41:35,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 03:41:35,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 03:41:35,782 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 03:41:35,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 03:41:35,785 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 03:41:35,788 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 03:41:35,789 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 03:41:35,789 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 03:41:35,791 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 03:41:35,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 03:41:35,793 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 03:41:35,793 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 03:41:35,794 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 03:41:35,795 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 03:41:35,796 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 03:41:35,797 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 03:41:35,798 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 03:41:35,799 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 03:41:35,799 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 03:41:35,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 03:41:35,801 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 03:41:35,802 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 03:41:35,803 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10215b13-7189-4c07-a731-e0abdac07946/bin/utaipan-aC7eJsxGYH/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-03 03:41:35,845 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 03:41:35,847 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 03:41:35,848 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 03:41:35,855 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 03:41:35,855 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 03:41:35,855 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 03:41:35,856 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 03:41:35,856 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 03:41:35,856 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 03:41:35,856 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 03:41:35,857 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 03:41:35,858 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 03:41:35,858 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 03:41:35,858 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 03:41:35,858 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 03:41:35,859 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-03 03:41:35,859 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-03 03:41:35,860 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 03:41:35,860 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-03 03:41:35,860 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 03:41:35,860 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 03:41:35,861 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-03 03:41:35,861 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-03 03:41:35,861 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-03 03:41:35,861 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 03:41:35,861 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 03:41:35,863 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 03:41:35,863 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 03:41:35,864 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 03:41:35,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 03:41:35,864 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 03:41:35,864 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 03:41:35,865 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 03:41:35,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 03:41:35,865 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 03:41:35,865 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 03:41:35,866 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_10215b13-7189-4c07-a731-e0abdac07946/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10215b13-7189-4c07-a731-e0abdac07946/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> efbd644a4f2fdb07aa594786bff63c8c6bd3ce82d2b68f53d875efbd89bba6a1 [2021-11-03 03:41:36,175 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 03:41:36,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 03:41:36,229 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 03:41:36,231 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 03:41:36,233 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 03:41:36,234 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10215b13-7189-4c07-a731-e0abdac07946/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2021-11-03 03:41:36,305 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10215b13-7189-4c07-a731-e0abdac07946/bin/utaipan-aC7eJsxGYH/data/8c272a0a5/9ef119d6f0a64feb8f9c0c9236b19d71/FLAG2ff48ec46 [2021-11-03 03:41:37,032 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 03:41:37,033 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10215b13-7189-4c07-a731-e0abdac07946/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2021-11-03 03:41:37,081 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10215b13-7189-4c07-a731-e0abdac07946/bin/utaipan-aC7eJsxGYH/data/8c272a0a5/9ef119d6f0a64feb8f9c0c9236b19d71/FLAG2ff48ec46 [2021-11-03 03:41:37,153 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10215b13-7189-4c07-a731-e0abdac07946/bin/utaipan-aC7eJsxGYH/data/8c272a0a5/9ef119d6f0a64feb8f9c0c9236b19d71 [2021-11-03 03:41:37,156 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 03:41:37,158 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 03:41:37,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 03:41:37,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 03:41:37,163 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 03:41:37,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:41:37" (1/1) ... [2021-11-03 03:41:37,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dcf2a62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:41:37, skipping insertion in model container [2021-11-03 03:41:37,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:41:37" (1/1) ... [2021-11-03 03:41:37,174 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 03:41:37,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 03:41:38,592 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-11-03 03:41:38,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@b7501b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:41:38, skipping insertion in model container [2021-11-03 03:41:38,593 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 03:41:38,594 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-03 03:41:38,596 INFO L168 Benchmark]: Toolchain (without parser) took 1437.33 ms. Allocated memory was 92.3 MB in the beginning and 127.9 MB in the end (delta: 35.7 MB). Free memory was 49.9 MB in the beginning and 82.7 MB in the end (delta: -32.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. [2021-11-03 03:41:38,597 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 92.3 MB. Free memory was 71.7 MB in the beginning and 71.6 MB in the end (delta: 54.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 03:41:38,599 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1434.45 ms. Allocated memory was 92.3 MB in the beginning and 127.9 MB in the end (delta: 35.7 MB). Free memory was 49.7 MB in the beginning and 82.7 MB in the end (delta: -33.1 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. [2021-11-03 03:41:38,601 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 92.3 MB. Free memory was 71.7 MB in the beginning and 71.6 MB in the end (delta: 54.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1434.45 ms. Allocated memory was 92.3 MB in the beginning and 127.9 MB in the end (delta: 35.7 MB). Free memory was 49.7 MB in the beginning and 82.7 MB in the end (delta: -33.1 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2536]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die 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_10215b13-7189-4c07-a731-e0abdac07946/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10215b13-7189-4c07-a731-e0abdac07946/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_10215b13-7189-4c07-a731-e0abdac07946/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10215b13-7189-4c07-a731-e0abdac07946/bin/utaipan-aC7eJsxGYH/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/seq-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10215b13-7189-4c07-a731-e0abdac07946/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_10215b13-7189-4c07-a731-e0abdac07946/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 efbd644a4f2fdb07aa594786bff63c8c6bd3ce82d2b68f53d875efbd89bba6a1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 03:41:40,865 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 03:41:40,868 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 03:41:40,901 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 03:41:40,901 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 03:41:40,903 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 03:41:40,905 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 03:41:40,908 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 03:41:40,910 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 03:41:40,911 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 03:41:40,913 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 03:41:40,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 03:41:40,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 03:41:40,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 03:41:40,918 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 03:41:40,920 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 03:41:40,922 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 03:41:40,923 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 03:41:40,926 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 03:41:40,929 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 03:41:40,931 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 03:41:40,933 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 03:41:40,934 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 03:41:40,936 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 03:41:40,940 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 03:41:40,940 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 03:41:40,941 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 03:41:40,942 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 03:41:40,943 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 03:41:40,944 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 03:41:40,945 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 03:41:40,946 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 03:41:40,947 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 03:41:40,948 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 03:41:40,949 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 03:41:40,950 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 03:41:40,951 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 03:41:40,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 03:41:40,964 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 03:41:40,966 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 03:41:40,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 03:41:40,968 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10215b13-7189-4c07-a731-e0abdac07946/bin/utaipan-aC7eJsxGYH/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-03 03:41:40,997 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 03:41:40,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 03:41:40,998 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 03:41:40,998 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 03:41:40,999 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 03:41:40,999 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 03:41:40,999 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 03:41:41,000 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 03:41:41,000 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 03:41:41,001 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-03 03:41:41,001 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-03 03:41:41,001 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 03:41:41,002 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-03 03:41:41,002 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 03:41:41,002 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 03:41:41,002 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-03 03:41:41,003 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-03 03:41:41,003 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-03 03:41:41,003 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 03:41:41,003 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 03:41:41,003 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-03 03:41:41,004 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-03 03:41:41,004 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 03:41:41,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 03:41:41,005 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 03:41:41,005 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 03:41:41,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 03:41:41,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 03:41:41,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 03:41:41,006 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-03 03:41:41,006 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-03 03:41:41,006 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 03:41:41,007 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 03:41:41,007 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_10215b13-7189-4c07-a731-e0abdac07946/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10215b13-7189-4c07-a731-e0abdac07946/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> efbd644a4f2fdb07aa594786bff63c8c6bd3ce82d2b68f53d875efbd89bba6a1 [2021-11-03 03:41:41,389 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 03:41:41,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 03:41:41,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 03:41:41,428 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 03:41:41,429 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 03:41:41,430 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10215b13-7189-4c07-a731-e0abdac07946/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2021-11-03 03:41:41,515 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10215b13-7189-4c07-a731-e0abdac07946/bin/utaipan-aC7eJsxGYH/data/c69f2bb64/7bdc5ab055a54c10b5d47c616d93ad25/FLAGbb5e05310 [2021-11-03 03:41:42,409 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 03:41:42,409 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10215b13-7189-4c07-a731-e0abdac07946/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2021-11-03 03:41:42,439 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10215b13-7189-4c07-a731-e0abdac07946/bin/utaipan-aC7eJsxGYH/data/c69f2bb64/7bdc5ab055a54c10b5d47c616d93ad25/FLAGbb5e05310 [2021-11-03 03:41:42,489 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10215b13-7189-4c07-a731-e0abdac07946/bin/utaipan-aC7eJsxGYH/data/c69f2bb64/7bdc5ab055a54c10b5d47c616d93ad25 [2021-11-03 03:41:42,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 03:41:42,493 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 03:41:42,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 03:41:42,495 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 03:41:42,499 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 03:41:42,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:41:42" (1/1) ... [2021-11-03 03:41:42,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17b961e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:41:42, skipping insertion in model container [2021-11-03 03:41:42,501 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:41:42" (1/1) ... [2021-11-03 03:41:42,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 03:41:42,581 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 03:41:43,931 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-11-03 03:41:43,934 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1a9c0956 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:41:43, skipping insertion in model container [2021-11-03 03:41:43,935 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 03:41:43,935 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-03 03:41:43,938 INFO L168 Benchmark]: Toolchain (without parser) took 1443.18 ms. Allocated memory is still 67.1 MB. Free memory was 42.0 MB in the beginning and 33.8 MB in the end (delta: 8.2 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. [2021-11-03 03:41:43,940 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 67.1 MB. Free memory is still 47.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 03:41:43,943 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1440.45 ms. Allocated memory is still 67.1 MB. Free memory was 41.7 MB in the beginning and 33.8 MB in the end (delta: 7.9 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. [2021-11-03 03:41:43,945 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 67.1 MB. Free memory is still 47.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1440.45 ms. Allocated memory is still 67.1 MB. Free memory was 41.7 MB in the beginning and 33.8 MB in the end (delta: 7.9 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2536]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die 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