./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/bin/utaipan-WLngWcDbfI --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 3ec7f25e165986a3aa5b5f3733e460749950f9c5 ......................................................................................................................................... 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_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/bin/utaipan-WLngWcDbfI --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 3ec7f25e165986a3aa5b5f3733e460749950f9c5 ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:21:48,376 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:21:48,379 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:21:48,422 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:21:48,423 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:21:48,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:21:48,427 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:21:48,431 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:21:48,434 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:21:48,435 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:21:48,437 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:21:48,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:21:48,440 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:21:48,442 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:21:48,443 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:21:48,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:21:48,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:21:48,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:21:48,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:21:48,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:21:48,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:21:48,459 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:21:48,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:21:48,463 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:21:48,467 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:21:48,468 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:21:48,469 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:21:48,470 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:21:48,471 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:21:48,473 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:21:48,474 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:21:48,475 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:21:48,477 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:21:48,478 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:21:48,480 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:21:48,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:21:48,482 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:21:48,482 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:21:48,483 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:21:48,484 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:21:48,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:21:48,487 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-11 02:21:48,520 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:21:48,520 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:21:48,521 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:21:48,522 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:21:48,522 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:21:48,522 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:21:48,523 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:21:48,523 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:21:48,523 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:21:48,524 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:21:48,524 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:21:48,524 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:21:48,525 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:21:48,525 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:21:48,525 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:21:48,526 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:21:48,527 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:21:48,527 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:21:48,527 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:21:48,528 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:21:48,528 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:21:48,528 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:21:48,529 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:21:48,529 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 02:21:48,529 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:21:48,529 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:21:48,530 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:21:48,530 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:21:48,531 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:21:48,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:21:48,531 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:21:48,532 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:21:48,532 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:21:48,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:21:48,532 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:21:48,533 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:21:48,533 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_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ec7f25e165986a3aa5b5f3733e460749950f9c5 [2021-10-11 02:21:48,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:21:48,852 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:21:48,855 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:21:48,857 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:21:48,858 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:21:48,859 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-10-11 02:21:48,953 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/bin/utaipan-WLngWcDbfI/data/a87b10169/586674f5989b48bfbc69f4427a4f9e63/FLAG535a9adfe [2021-10-11 02:21:49,936 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:21:49,937 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-10-11 02:21:49,978 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/bin/utaipan-WLngWcDbfI/data/a87b10169/586674f5989b48bfbc69f4427a4f9e63/FLAG535a9adfe [2021-10-11 02:21:50,469 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/bin/utaipan-WLngWcDbfI/data/a87b10169/586674f5989b48bfbc69f4427a4f9e63 [2021-10-11 02:21:50,472 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:21:50,474 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:21:50,476 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:50,477 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:21:50,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:21:50,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:50" (1/1) ... [2021-10-11 02:21:50,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e536310 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:50, skipping insertion in model container [2021-10-11 02:21:50,485 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:50" (1/1) ... [2021-10-11 02:21:50,494 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:21:50,610 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:21:52,115 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2021-10-11 02:21:52,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79599b73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:52, skipping insertion in model container [2021-10-11 02:21:52,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:52,117 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:21:52,119 INFO L168 Benchmark]: Toolchain (without parser) took 1643.64 ms. Allocated memory is still 104.9 MB. Free memory was 67.9 MB in the beginning and 63.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:52,120 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 104.9 MB. Free memory is still 60.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:21:52,121 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1640.22 ms. Allocated memory is still 104.9 MB. Free memory was 67.7 MB in the beginning and 63.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:52,123 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 104.9 MB. Free memory is still 60.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1640.22 ms. Allocated memory is still 104.9 MB. Free memory was 67.7 MB in the beginning and 63.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2373]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:21:54,702 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:21:54,704 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:21:54,757 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:21:54,758 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:21:54,771 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:21:54,777 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:21:54,787 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:21:54,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:21:54,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:21:54,799 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:21:54,801 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:21:54,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:21:54,805 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:21:54,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:21:54,809 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:21:54,811 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:21:54,813 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:21:54,820 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:21:54,826 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:21:54,830 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:21:54,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:21:54,836 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:21:54,837 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:21:54,841 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:21:54,841 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:21:54,842 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:21:54,843 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:21:54,844 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:21:54,845 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:21:54,846 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:21:54,847 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:21:54,848 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:21:54,849 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:21:54,850 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:21:54,850 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:21:54,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:21:54,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:21:54,852 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:21:54,853 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:21:54,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:21:54,854 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-11 02:21:54,879 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:21:54,879 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:21:54,880 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:21:54,880 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:21:54,881 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:21:54,881 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:21:54,881 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:21:54,881 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:21:54,882 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:21:54,882 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:21:54,883 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:21:54,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:21:54,883 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:21:54,883 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:21:54,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:21:54,884 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:21:54,884 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:21:54,884 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 02:21:54,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:21:54,885 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:21:54,885 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:21:54,885 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:21:54,885 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:21:54,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:21:54,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:21:54,886 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:21:54,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:21:54,887 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:21:54,887 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:21:54,887 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:21:54,887 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:21:54,888 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:21:54,888 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:21:54,888 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_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ec7f25e165986a3aa5b5f3733e460749950f9c5 [2021-10-11 02:21:55,337 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:21:55,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:21:55,375 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:21:55,376 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:21:55,379 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:21:55,380 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-10-11 02:21:55,458 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/bin/utaipan-WLngWcDbfI/data/bd974c991/442d46ba379c4b25a37728cb7bda0b3d/FLAGd4f8b5cf6 [2021-10-11 02:21:56,400 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:21:56,401 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-10-11 02:21:56,434 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/bin/utaipan-WLngWcDbfI/data/bd974c991/442d46ba379c4b25a37728cb7bda0b3d/FLAGd4f8b5cf6 [2021-10-11 02:21:56,485 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edbd47c-be32-4bf6-9e9d-e78c62f29a5d/bin/utaipan-WLngWcDbfI/data/bd974c991/442d46ba379c4b25a37728cb7bda0b3d [2021-10-11 02:21:56,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:21:56,490 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:21:56,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:56,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:21:56,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:21:56,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:56" (1/1) ... [2021-10-11 02:21:56,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6386b46a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:56, skipping insertion in model container [2021-10-11 02:21:56,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:56" (1/1) ... [2021-10-11 02:21:56,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:21:56,631 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:21:58,590 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2021-10-11 02:21:58,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5247fb84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:58, skipping insertion in model container [2021-10-11 02:21:58,593 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:58,594 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:21:58,597 INFO L168 Benchmark]: Toolchain (without parser) took 2104.77 ms. Allocated memory was 60.8 MB in the beginning and 77.6 MB in the end (delta: 16.8 MB). Free memory was 33.8 MB in the beginning and 46.1 MB in the end (delta: -12.3 MB). Peak memory consumption was 15.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:58,600 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 60.8 MB. Free memory was 42.1 MB in the beginning and 42.0 MB in the end (delta: 46.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:21:58,605 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2101.55 ms. Allocated memory was 60.8 MB in the beginning and 77.6 MB in the end (delta: 16.8 MB). Free memory was 33.7 MB in the beginning and 46.1 MB in the end (delta: -12.5 MB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:58,608 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 60.8 MB. Free memory was 42.1 MB in the beginning and 42.0 MB in the end (delta: 46.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2101.55 ms. Allocated memory was 60.8 MB in the beginning and 77.6 MB in the end (delta: 16.8 MB). Free memory was 33.7 MB in the beginning and 46.1 MB in the end (delta: -12.5 MB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2373]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...