./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/mkdir-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_52310fbd-8491-430b-8602-96c917fefd89/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_52310fbd-8491-430b-8602-96c917fefd89/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_52310fbd-8491-430b-8602-96c917fefd89/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_52310fbd-8491-430b-8602-96c917fefd89/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_52310fbd-8491-430b-8602-96c917fefd89/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_52310fbd-8491-430b-8602-96c917fefd89/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 f105bdba870023fed703a42b26dd83a1d9da3fd8 .......................................................................................................................................... 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_52310fbd-8491-430b-8602-96c917fefd89/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_52310fbd-8491-430b-8602-96c917fefd89/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_52310fbd-8491-430b-8602-96c917fefd89/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_52310fbd-8491-430b-8602-96c917fefd89/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_52310fbd-8491-430b-8602-96c917fefd89/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_52310fbd-8491-430b-8602-96c917fefd89/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 f105bdba870023fed703a42b26dd83a1d9da3fd8 ....................................................................................................................................... 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 13:05:53,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:05:53,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:05:53,810 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:05:53,811 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:05:53,812 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:05:53,814 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:05:53,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:05:53,819 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:05:53,827 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:05:53,828 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:05:53,832 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:05:53,832 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:05:53,841 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:05:53,842 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:05:53,846 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:05:53,847 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:05:53,850 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:05:53,860 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:05:53,862 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:05:53,864 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:05:53,870 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:05:53,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:05:53,873 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:05:53,876 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:05:53,876 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:05:53,877 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:05:53,878 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:05:53,878 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:05:53,879 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:05:53,880 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:05:53,881 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:05:53,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:05:53,883 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:05:53,884 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:05:53,884 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:05:53,889 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:05:53,890 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:05:53,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:05:53,891 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:05:53,892 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:05:53,895 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_52310fbd-8491-430b-8602-96c917fefd89/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2020-11-22 13:05:53,940 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:05:53,941 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:05:53,941 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:05:53,942 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:05:53,942 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:05:53,942 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:05:53,942 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:05:53,943 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:05:53,943 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:05:53,943 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:05:53,943 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:05:53,944 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:05:53,944 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:05:53,944 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:05:53,944 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:05:53,945 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-22 13:05:53,945 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-22 13:05:53,946 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:05:53,946 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-22 13:05:53,946 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:05:53,946 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:05:53,947 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-22 13:05:53,947 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-22 13:05:53,947 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-22 13:05:53,947 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:05:53,948 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:05:53,948 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:05:53,948 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:05:53,948 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:05:53,949 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:05:53,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:05:53,949 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:05:53,949 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:05:53,950 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:05:53,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:05:53,950 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:05:53,950 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:05:53,951 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_52310fbd-8491-430b-8602-96c917fefd89/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_52310fbd-8491-430b-8602-96c917fefd89/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f105bdba870023fed703a42b26dd83a1d9da3fd8 [2020-11-22 13:05:54,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:05:54,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:05:54,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:05:54,250 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:05:54,251 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:05:54,252 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_52310fbd-8491-430b-8602-96c917fefd89/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2020-11-22 13:05:54,331 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_52310fbd-8491-430b-8602-96c917fefd89/bin/utaipan/data/e9803a58a/249dc2355a58468d9c6b41a90efd7b86/FLAG67e294204 [2020-11-22 13:05:55,199 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:05:55,200 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_52310fbd-8491-430b-8602-96c917fefd89/sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2020-11-22 13:05:55,243 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_52310fbd-8491-430b-8602-96c917fefd89/bin/utaipan/data/e9803a58a/249dc2355a58468d9c6b41a90efd7b86/FLAG67e294204 [2020-11-22 13:05:55,278 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_52310fbd-8491-430b-8602-96c917fefd89/bin/utaipan/data/e9803a58a/249dc2355a58468d9c6b41a90efd7b86 [2020-11-22 13:05:55,281 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:05:55,282 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:05:55,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:05:55,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:05:55,287 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:05:55,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:05:55" (1/1) ... [2020-11-22 13:05:55,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4531e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:05:55, skipping insertion in model container [2020-11-22 13:05:55,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:05:55" (1/1) ... [2020-11-22 13:05:55,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:05:55,377 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:05:56,760 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 13:05:56,761 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1fe9ccd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:05:56, skipping insertion in model container [2020-11-22 13:05:56,761 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:05:56,762 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:05:56,764 INFO L168 Benchmark]: Toolchain (without parser) took 1480.59 ms. Allocated memory is still 83.9 MB. Free memory was 52.2 MB in the beginning and 42.9 MB in the end (delta: 9.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-22 13:05:56,765 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 83.9 MB. Free memory is still 47.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:05:56,766 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1478.05 ms. Allocated memory is still 83.9 MB. Free memory was 51.9 MB in the beginning and 42.9 MB in the end (delta: 9.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-22 13:05:56,767 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 83.9 MB. Free memory is still 47.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1478.05 ms. Allocated memory is still 83.9 MB. Free memory was 51.9 MB in the beginning and 42.9 MB in the end (delta: 9.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2569]: 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 13:05:58,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:05:58,925 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:05:58,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:05:58,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:05:58,969 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:05:58,972 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:05:58,975 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:05:58,978 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:05:58,984 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:05:58,985 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:05:58,989 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:05:58,999 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:05:59,001 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:05:59,002 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:05:59,004 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:05:59,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:05:59,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:05:59,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:05:59,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:05:59,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:05:59,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:05:59,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:05:59,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:05:59,017 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:05:59,018 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:05:59,018 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:05:59,019 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:05:59,020 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:05:59,021 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:05:59,021 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:05:59,022 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:05:59,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:05:59,024 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:05:59,025 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:05:59,025 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:05:59,026 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:05:59,026 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:05:59,026 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:05:59,027 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:05:59,028 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:05:59,029 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_52310fbd-8491-430b-8602-96c917fefd89/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2020-11-22 13:05:59,054 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:05:59,054 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:05:59,055 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:05:59,055 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:05:59,056 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:05:59,056 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:05:59,056 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:05:59,056 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:05:59,056 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:05:59,057 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-22 13:05:59,059 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-22 13:05:59,059 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:05:59,060 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-22 13:05:59,060 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:05:59,060 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:05:59,060 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-22 13:05:59,060 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-22 13:05:59,061 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-22 13:05:59,061 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:05:59,061 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:05:59,061 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:05:59,062 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:05:59,062 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:05:59,062 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:05:59,063 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:05:59,063 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:05:59,063 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:05:59,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:05:59,064 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:05:59,064 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:05:59,064 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:05:59,065 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:05:59,065 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:05:59,065 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:05:59,065 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_52310fbd-8491-430b-8602-96c917fefd89/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_52310fbd-8491-430b-8602-96c917fefd89/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f105bdba870023fed703a42b26dd83a1d9da3fd8 [2020-11-22 13:05:59,423 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:05:59,444 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:05:59,447 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:05:59,448 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:05:59,449 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:05:59,450 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_52310fbd-8491-430b-8602-96c917fefd89/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2020-11-22 13:05:59,524 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_52310fbd-8491-430b-8602-96c917fefd89/bin/utaipan/data/be4b4aac7/e60b13a263dd46929e0623234af1f299/FLAG2829500cf [2020-11-22 13:06:00,194 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:06:00,195 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_52310fbd-8491-430b-8602-96c917fefd89/sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2020-11-22 13:06:00,240 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_52310fbd-8491-430b-8602-96c917fefd89/bin/utaipan/data/be4b4aac7/e60b13a263dd46929e0623234af1f299/FLAG2829500cf [2020-11-22 13:06:00,326 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_52310fbd-8491-430b-8602-96c917fefd89/bin/utaipan/data/be4b4aac7/e60b13a263dd46929e0623234af1f299 [2020-11-22 13:06:00,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:06:00,331 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:06:00,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:06:00,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:06:00,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:06:00,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:06:00" (1/1) ... [2020-11-22 13:06:00,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a303e57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:06:00, skipping insertion in model container [2020-11-22 13:06:00,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:06:00" (1/1) ... [2020-11-22 13:06:00,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:06:00,453 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:06:01,665 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 13:06:01,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@572db07f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:06:01, skipping insertion in model container [2020-11-22 13:06:01,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:06:01,667 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:06:01,669 INFO L168 Benchmark]: Toolchain (without parser) took 1336.55 ms. Allocated memory was 58.7 MB in the beginning and 86.0 MB in the end (delta: 27.3 MB). Free memory was 33.7 MB in the beginning and 51.4 MB in the end (delta: -17.8 MB). Peak memory consumption was 18.3 MB. Max. memory is 16.1 GB. [2020-11-22 13:06:01,670 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 58.7 MB. Free memory is still 40.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:06:01,671 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1331.83 ms. Allocated memory was 58.7 MB in the beginning and 86.0 MB in the end (delta: 27.3 MB). Free memory was 33.5 MB in the beginning and 51.4 MB in the end (delta: -18.0 MB). Peak memory consumption was 16.2 MB. Max. memory is 16.1 GB. [2020-11-22 13:06:01,673 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 58.7 MB. Free memory is still 40.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1331.83 ms. Allocated memory was 58.7 MB in the beginning and 86.0 MB in the end (delta: 27.3 MB). Free memory was 33.5 MB in the beginning and 51.4 MB in the end (delta: -18.0 MB). Peak memory consumption was 16.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2569]: 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...