./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/cut-2.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_3945d2b5-5b8c-4ba2-b860-e80f022113b2/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3945d2b5-5b8c-4ba2-b860-e80f022113b2/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3945d2b5-5b8c-4ba2-b860-e80f022113b2/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3945d2b5-5b8c-4ba2-b860-e80f022113b2/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/cut-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_3945d2b5-5b8c-4ba2-b860-e80f022113b2/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3945d2b5-5b8c-4ba2-b860-e80f022113b2/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 69a4b1c907713bea2e69c466d36056e2bba3401d .......................................................................................................................................... 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_3945d2b5-5b8c-4ba2-b860-e80f022113b2/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3945d2b5-5b8c-4ba2-b860-e80f022113b2/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3945d2b5-5b8c-4ba2-b860-e80f022113b2/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3945d2b5-5b8c-4ba2-b860-e80f022113b2/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/cut-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_3945d2b5-5b8c-4ba2-b860-e80f022113b2/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3945d2b5-5b8c-4ba2-b860-e80f022113b2/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 69a4b1c907713bea2e69c466d36056e2bba3401d ....................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:00:40,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:00:40,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:00:40,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:00:40,884 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:00:40,885 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:00:40,887 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:00:40,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:00:40,894 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:00:40,902 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:00:40,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:00:40,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:00:40,905 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:00:40,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:00:40,907 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:00:40,908 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:00:40,909 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:00:40,910 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:00:40,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:00:40,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:00:40,930 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:00:40,932 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:00:40,933 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:00:40,934 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:00:40,938 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:00:40,938 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:00:40,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:00:40,939 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:00:40,943 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:00:40,944 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:00:40,945 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:00:40,946 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:00:40,947 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:00:40,948 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:00:40,949 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:00:40,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:00:40,950 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:00:40,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:00:40,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:00:40,951 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:00:40,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:00:40,953 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3945d2b5-5b8c-4ba2-b860-e80f022113b2/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2020-11-22 13:00:40,993 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:00:40,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:00:40,994 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:00:40,995 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:00:40,995 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:00:40,995 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:00:40,995 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:00:40,995 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:00:40,995 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:00:40,996 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:00:40,996 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:00:40,996 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:00:41,005 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:00:41,006 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:00:41,006 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:00:41,006 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-22 13:00:41,007 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-22 13:00:41,023 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:00:41,023 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-22 13:00:41,023 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:00:41,024 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:00:41,024 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-22 13:00:41,024 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-22 13:00:41,024 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-22 13:00:41,024 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:00:41,025 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:00:41,025 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:00:41,025 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:00:41,025 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:00:41,025 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:00:41,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:00:41,026 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:00:41,026 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:00:41,026 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:00:41,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:00:41,026 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:00:41,026 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:00:41,027 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_3945d2b5-5b8c-4ba2-b860-e80f022113b2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3945d2b5-5b8c-4ba2-b860-e80f022113b2/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 69a4b1c907713bea2e69c466d36056e2bba3401d [2020-11-22 13:00:41,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:00:41,287 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:00:41,290 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:00:41,291 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:00:41,292 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:00:41,293 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3945d2b5-5b8c-4ba2-b860-e80f022113b2/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/cut-2.i [2020-11-22 13:00:41,353 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3945d2b5-5b8c-4ba2-b860-e80f022113b2/bin/utaipan/data/f136c6574/c1895a3f41d14bad906d93b2475f7879/FLAGd409651c0 [2020-11-22 13:00:42,066 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:00:42,067 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3945d2b5-5b8c-4ba2-b860-e80f022113b2/sv-benchmarks/c/busybox-1.22.0/cut-2.i [2020-11-22 13:00:42,108 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3945d2b5-5b8c-4ba2-b860-e80f022113b2/bin/utaipan/data/f136c6574/c1895a3f41d14bad906d93b2475f7879/FLAGd409651c0 [2020-11-22 13:00:42,160 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3945d2b5-5b8c-4ba2-b860-e80f022113b2/bin/utaipan/data/f136c6574/c1895a3f41d14bad906d93b2475f7879 [2020-11-22 13:00:42,163 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:00:42,167 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:00:42,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:00:42,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:00:42,176 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:00:42,177 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:00:42" (1/1) ... [2020-11-22 13:00:42,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d611b20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:00:42, skipping insertion in model container [2020-11-22 13:00:42,183 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:00:42" (1/1) ... [2020-11-22 13:00:42,190 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:00:42,284 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:00:43,627 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-22 13:00:43,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7e3808df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:00:43, skipping insertion in model container [2020-11-22 13:00:43,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:00:43,629 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:00:43,631 INFO L168 Benchmark]: Toolchain (without parser) took 1463.40 ms. Allocated memory is still 107.0 MB. Free memory was 81.4 MB in the beginning and 53.0 MB in the end (delta: 28.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2020-11-22 13:00:43,632 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 77.6 MB. Free memory is still 53.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:00:43,633 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1460.52 ms. Allocated memory is still 107.0 MB. Free memory was 81.0 MB in the beginning and 53.4 MB in the end (delta: 27.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2020-11-22 13:00:43,635 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 77.6 MB. Free memory is still 53.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1460.52 ms. Allocated memory is still 107.0 MB. Free memory was 81.0 MB in the beginning and 53.4 MB in the end (delta: 27.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2324]: 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 [2020-11-22 13:00:45,953 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:00:45,957 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:00:45,995 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:00:45,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:00:46,003 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:00:46,006 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:00:46,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:00:46,016 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:00:46,025 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:00:46,026 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:00:46,027 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:00:46,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:00:46,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:00:46,039 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:00:46,041 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:00:46,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:00:46,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:00:46,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:00:46,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:00:46,049 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:00:46,054 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:00:46,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:00:46,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:00:46,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:00:46,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:00:46,068 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:00:46,069 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:00:46,071 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:00:46,072 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:00:46,073 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:00:46,077 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:00:46,079 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:00:46,080 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:00:46,082 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:00:46,082 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:00:46,083 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:00:46,083 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:00:46,083 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:00:46,086 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:00:46,087 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:00:46,088 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3945d2b5-5b8c-4ba2-b860-e80f022113b2/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2020-11-22 13:00:46,134 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:00:46,134 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:00:46,136 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:00:46,137 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:00:46,137 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:00:46,137 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:00:46,137 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:00:46,138 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:00:46,138 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:00:46,139 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-22 13:00:46,141 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-22 13:00:46,141 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:00:46,141 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-22 13:00:46,141 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:00:46,142 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:00:46,142 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-22 13:00:46,142 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-22 13:00:46,142 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-22 13:00:46,143 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:00:46,143 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:00:46,143 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:00:46,143 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:00:46,144 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:00:46,144 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:00:46,144 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:00:46,144 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:00:46,145 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:00:46,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:00:46,145 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:00:46,145 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:00:46,146 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:00:46,146 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:00:46,146 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:00:46,147 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:00:46,147 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_3945d2b5-5b8c-4ba2-b860-e80f022113b2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3945d2b5-5b8c-4ba2-b860-e80f022113b2/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 69a4b1c907713bea2e69c466d36056e2bba3401d [2020-11-22 13:00:46,579 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:00:46,604 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:00:46,607 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:00:46,608 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:00:46,609 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:00:46,610 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3945d2b5-5b8c-4ba2-b860-e80f022113b2/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/cut-2.i [2020-11-22 13:00:46,688 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3945d2b5-5b8c-4ba2-b860-e80f022113b2/bin/utaipan/data/f7064d389/b61073cbdb9c45079d8aa2e175c6f750/FLAG62fefa27f [2020-11-22 13:00:47,463 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:00:47,463 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3945d2b5-5b8c-4ba2-b860-e80f022113b2/sv-benchmarks/c/busybox-1.22.0/cut-2.i [2020-11-22 13:00:47,501 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3945d2b5-5b8c-4ba2-b860-e80f022113b2/bin/utaipan/data/f7064d389/b61073cbdb9c45079d8aa2e175c6f750/FLAG62fefa27f [2020-11-22 13:00:47,588 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3945d2b5-5b8c-4ba2-b860-e80f022113b2/bin/utaipan/data/f7064d389/b61073cbdb9c45079d8aa2e175c6f750 [2020-11-22 13:00:47,591 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:00:47,593 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:00:47,595 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:00:47,595 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:00:47,599 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:00:47,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:00:47" (1/1) ... [2020-11-22 13:00:47,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4faa62d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:00:47, skipping insertion in model container [2020-11-22 13:00:47,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:00:47" (1/1) ... [2020-11-22 13:00:47,612 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:00:47,713 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:00:48,913 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-22 13:00:48,914 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7c0ee4dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:00:48, skipping insertion in model container [2020-11-22 13:00:48,914 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:00:48,914 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:00:48,916 INFO L168 Benchmark]: Toolchain (without parser) took 1322.05 ms. Allocated memory is still 58.7 MB. Free memory was 31.7 MB in the beginning and 23.2 MB in the end (delta: 8.5 MB). Peak memory consumption was 17.3 MB. Max. memory is 16.1 GB. [2020-11-22 13:00:48,917 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 58.7 MB. Free memory was 40.5 MB in the beginning and 40.5 MB in the end (delta: 25.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:00:48,918 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1319.32 ms. Allocated memory is still 58.7 MB. Free memory was 31.4 MB in the beginning and 23.2 MB in the end (delta: 8.2 MB). Peak memory consumption was 17.3 MB. Max. memory is 16.1 GB. [2020-11-22 13:00:48,920 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 58.7 MB. Free memory was 40.5 MB in the beginning and 40.5 MB in the end (delta: 25.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1319.32 ms. Allocated memory is still 58.7 MB. Free memory was 31.4 MB in the beginning and 23.2 MB in the end (delta: 8.2 MB). Peak memory consumption was 17.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2324]: 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...