./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/bin/utaipan --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 898bdcb7825db42248fe0f399903471c40721629 .......................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/bin/utaipan --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 898bdcb7825db42248fe0f399903471c40721629 ....................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 03:21:36,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 03:21:36,851 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 03:21:36,921 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 03:21:36,921 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 03:21:36,928 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 03:21:36,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 03:21:36,940 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 03:21:36,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 03:21:36,952 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 03:21:36,954 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 03:21:36,957 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 03:21:36,958 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 03:21:36,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 03:21:36,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 03:21:36,971 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 03:21:36,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 03:21:36,975 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 03:21:36,981 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 03:21:36,985 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 03:21:36,992 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 03:21:36,995 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 03:21:36,997 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 03:21:36,998 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 03:21:37,001 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 03:21:37,002 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 03:21:37,002 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 03:21:37,004 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 03:21:37,004 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 03:21:37,005 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 03:21:37,006 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 03:21:37,007 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 03:21:37,008 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 03:21:37,009 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 03:21:37,010 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 03:21:37,011 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 03:21:37,012 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 03:21:37,012 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 03:21:37,012 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 03:21:37,013 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 03:21:37,014 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 03:21:37,015 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2020-11-30 03:21:37,040 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 03:21:37,041 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 03:21:37,042 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 03:21:37,042 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 03:21:37,042 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 03:21:37,043 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 03:21:37,043 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-30 03:21:37,043 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 03:21:37,043 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 03:21:37,044 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-30 03:21:37,044 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-30 03:21:37,044 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 03:21:37,045 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-30 03:21:37,045 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-30 03:21:37,045 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-30 03:21:37,046 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 03:21:37,046 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 03:21:37,047 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 03:21:37,047 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 03:21:37,047 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 03:21:37,048 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 03:21:37,048 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-30 03:21:37,048 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-30 03:21:37,048 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-30 03:21:37,049 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 03:21:37,049 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 03:21:37,049 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 03:21:37,050 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 03:21:37,050 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 03:21:37,050 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 03:21:37,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 03:21:37,051 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 03:21:37,051 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 03:21:37,051 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-30 03:21:37,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 03:21:37,052 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 03:21:37,052 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 03:21:37,053 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-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 898bdcb7825db42248fe0f399903471c40721629 [2020-11-30 03:21:37,436 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 03:21:37,464 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 03:21:37,467 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 03:21:37,468 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 03:21:37,469 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 03:21:37,470 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2020-11-30 03:21:37,541 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/bin/utaipan/data/403d0a8d9/a8f3ed84444d46b8860b27feb03568d5/FLAGeb1367914 [2020-11-30 03:21:38,341 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 03:21:38,344 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2020-11-30 03:21:38,398 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/bin/utaipan/data/403d0a8d9/a8f3ed84444d46b8860b27feb03568d5/FLAGeb1367914 [2020-11-30 03:21:38,426 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/bin/utaipan/data/403d0a8d9/a8f3ed84444d46b8860b27feb03568d5 [2020-11-30 03:21:38,430 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 03:21:38,434 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 03:21:38,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 03:21:38,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 03:21:38,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 03:21:38,443 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 03:21:38" (1/1) ... [2020-11-30 03:21:38,445 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@147f287a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:21:38, skipping insertion in model container [2020-11-30 03:21:38,445 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 03:21:38" (1/1) ... [2020-11-30 03:21:38,453 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 03:21:38,582 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 03:21:40,280 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-30 03:21:40,281 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5d688ea5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:21:40, skipping insertion in model container [2020-11-30 03:21:40,282 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 03:21:40,282 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 03:21:40,285 INFO L168 Benchmark]: Toolchain (without parser) took 1849.32 ms. Allocated memory is still 96.5 MB. Free memory was 52.8 MB in the beginning and 52.0 MB in the end (delta: 803.6 kB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. [2020-11-30 03:21:40,286 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 96.5 MB. Free memory is still 75.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 03:21:40,287 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1845.20 ms. Allocated memory is still 96.5 MB. Free memory was 52.6 MB in the beginning and 52.0 MB in the end (delta: 580.0 kB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. [2020-11-30 03:21:40,289 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 96.5 MB. Free memory is still 75.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1845.20 ms. Allocated memory is still 96.5 MB. Free memory was 52.6 MB in the beginning and 52.0 MB in the end (delta: 580.0 kB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2436]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-30 03:21:42,649 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 03:21:42,651 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 03:21:42,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 03:21:42,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 03:21:42,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 03:21:42,695 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 03:21:42,698 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 03:21:42,701 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 03:21:42,703 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 03:21:42,704 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 03:21:42,706 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 03:21:42,707 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 03:21:42,709 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 03:21:42,711 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 03:21:42,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 03:21:42,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 03:21:42,716 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 03:21:42,719 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 03:21:42,722 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 03:21:42,724 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 03:21:42,726 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 03:21:42,728 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 03:21:42,729 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 03:21:42,735 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 03:21:42,736 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 03:21:42,736 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 03:21:42,738 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 03:21:42,739 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 03:21:42,740 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 03:21:42,741 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 03:21:42,742 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 03:21:42,743 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 03:21:42,744 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 03:21:42,746 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 03:21:42,747 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 03:21:42,748 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 03:21:42,748 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 03:21:42,749 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 03:21:42,751 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 03:21:42,752 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 03:21:42,753 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2020-11-30 03:21:42,785 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 03:21:42,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 03:21:42,786 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 03:21:42,787 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 03:21:42,787 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 03:21:42,787 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 03:21:42,788 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 03:21:42,788 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 03:21:42,788 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 03:21:42,789 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 03:21:42,790 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 03:21:42,790 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 03:21:42,790 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 03:21:42,791 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 03:21:42,791 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 03:21:42,791 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-30 03:21:42,792 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-30 03:21:42,792 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-30 03:21:42,792 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 03:21:42,792 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 03:21:42,793 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 03:21:42,793 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 03:21:42,793 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 03:21:42,794 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 03:21:42,797 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 03:21:42,797 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 03:21:42,798 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 03:21:42,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 03:21:42,798 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 03:21:42,799 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 03:21:42,799 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 03:21:42,799 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 03:21:42,800 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 03:21:42,800 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 03:21:42,816 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-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 898bdcb7825db42248fe0f399903471c40721629 [2020-11-30 03:21:43,200 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 03:21:43,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 03:21:43,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 03:21:43,230 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 03:21:43,231 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 03:21:43,232 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2020-11-30 03:21:43,332 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/bin/utaipan/data/339cacc7e/161955bed7284f408571bc6fada63d1a/FLAG04fab0f77 [2020-11-30 03:21:44,502 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 03:21:44,504 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2020-11-30 03:21:44,560 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/bin/utaipan/data/339cacc7e/161955bed7284f408571bc6fada63d1a/FLAG04fab0f77 [2020-11-30 03:21:44,893 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_eb32b063-59bb-407a-96c6-cc0c788f127a/bin/utaipan/data/339cacc7e/161955bed7284f408571bc6fada63d1a [2020-11-30 03:21:44,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 03:21:44,900 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 03:21:44,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 03:21:44,907 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 03:21:44,912 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 03:21:44,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 03:21:44" (1/1) ... [2020-11-30 03:21:44,917 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@118e628b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:21:44, skipping insertion in model container [2020-11-30 03:21:44,917 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 03:21:44" (1/1) ... [2020-11-30 03:21:44,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 03:21:45,057 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 03:21:47,085 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-30 03:21:47,086 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5e285e50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:21:47, skipping insertion in model container [2020-11-30 03:21:47,086 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 03:21:47,087 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 03:21:47,090 INFO L168 Benchmark]: Toolchain (without parser) took 2188.21 ms. Allocated memory is still 71.3 MB. Free memory was 49.9 MB in the beginning and 36.9 MB in the end (delta: 13.1 MB). Peak memory consumption was 19.5 MB. Max. memory is 16.1 GB. [2020-11-30 03:21:47,091 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 71.3 MB. Free memory is still 53.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 03:21:47,092 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2180.23 ms. Allocated memory is still 71.3 MB. Free memory was 49.8 MB in the beginning and 36.9 MB in the end (delta: 12.9 MB). Peak memory consumption was 19.5 MB. Max. memory is 16.1 GB. [2020-11-30 03:21:47,094 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 71.3 MB. Free memory is still 53.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2180.23 ms. Allocated memory is still 71.3 MB. Free memory was 49.8 MB in the beginning and 36.9 MB in the end (delta: 12.9 MB). Peak memory consumption was 19.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2436]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...