./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_5ce89575-415a-423d-8efa-70e5dd498652/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_5ce89575-415a-423d-8efa-70e5dd498652/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5ce89575-415a-423d-8efa-70e5dd498652/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5ce89575-415a-423d-8efa-70e5dd498652/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5ce89575-415a-423d-8efa-70e5dd498652/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5ce89575-415a-423d-8efa-70e5dd498652/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_5ce89575-415a-423d-8efa-70e5dd498652/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_5ce89575-415a-423d-8efa-70e5dd498652/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5ce89575-415a-423d-8efa-70e5dd498652/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5ce89575-415a-423d-8efa-70e5dd498652/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5ce89575-415a-423d-8efa-70e5dd498652/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5ce89575-415a-423d-8efa-70e5dd498652/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 [2020-11-28 07:42:16,273 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:42:16,275 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:42:16,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:42:16,370 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:42:16,372 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:42:16,373 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:42:16,376 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:42:16,378 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:42:16,379 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:42:16,380 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:42:16,382 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:42:16,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:42:16,383 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:42:16,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:42:16,386 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:42:16,388 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:42:16,396 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:42:16,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:42:16,408 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:42:16,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:42:16,414 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:42:16,417 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:42:16,418 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:42:16,426 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:42:16,427 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:42:16,427 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:42:16,429 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:42:16,430 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:42:16,431 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:42:16,431 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:42:16,433 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:42:16,435 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:42:16,436 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:42:16,437 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:42:16,437 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:42:16,438 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:42:16,439 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:42:16,439 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:42:16,440 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:42:16,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:42:16,443 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5ce89575-415a-423d-8efa-70e5dd498652/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2020-11-28 07:42:16,481 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:42:16,482 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:42:16,483 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:42:16,484 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:42:16,484 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:42:16,484 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:42:16,484 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-28 07:42:16,484 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:42:16,485 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:42:16,485 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-28 07:42:16,486 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-28 07:42:16,486 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:42:16,486 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-28 07:42:16,487 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-28 07:42:16,487 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-28 07:42:16,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 07:42:16,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 07:42:16,488 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:42:16,488 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 07:42:16,489 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 07:42:16,489 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:42:16,489 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 07:42:16,489 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 07:42:16,490 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 07:42:16,490 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:42:16,490 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:42:16,492 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:42:16,492 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:42:16,492 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:42:16,492 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:42:16,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:42:16,493 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:42:16,493 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:42:16,493 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-28 07:42:16,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 07:42:16,494 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:42:16,494 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:42:16,494 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_5ce89575-415a-423d-8efa-70e5dd498652/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5ce89575-415a-423d-8efa-70e5dd498652/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f105bdba870023fed703a42b26dd83a1d9da3fd8 [2020-11-28 07:42:16,785 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:42:16,817 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:42:16,820 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:42:16,822 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:42:16,827 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:42:16,829 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5ce89575-415a-423d-8efa-70e5dd498652/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2020-11-28 07:42:16,903 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5ce89575-415a-423d-8efa-70e5dd498652/bin/utaipan/data/94c5b9734/9333c7a2f8614273ac6fed1a348c0b86/FLAGfca704166 [2020-11-28 07:42:17,646 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:42:17,647 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5ce89575-415a-423d-8efa-70e5dd498652/sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2020-11-28 07:42:17,695 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5ce89575-415a-423d-8efa-70e5dd498652/bin/utaipan/data/94c5b9734/9333c7a2f8614273ac6fed1a348c0b86/FLAGfca704166 [2020-11-28 07:42:17,777 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5ce89575-415a-423d-8efa-70e5dd498652/bin/utaipan/data/94c5b9734/9333c7a2f8614273ac6fed1a348c0b86 [2020-11-28 07:42:17,782 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:42:17,786 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:42:17,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:42:17,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:42:17,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:42:17,794 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:42:17" (1/1) ... [2020-11-28 07:42:17,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d5ccf8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:42:17, skipping insertion in model container [2020-11-28 07:42:17,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:42:17" (1/1) ... [2020-11-28 07:42:17,805 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:42:17,913 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:42:19,328 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-28 07:42:19,328 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@61caab1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:42:19, skipping insertion in model container [2020-11-28 07:42:19,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:42:19,329 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:42:19,332 INFO L168 Benchmark]: Toolchain (without parser) took 1544.89 ms. Allocated memory was 102.8 MB in the beginning and 127.9 MB in the end (delta: 25.2 MB). Free memory was 69.2 MB in the beginning and 87.1 MB in the end (delta: -17.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-28 07:42:19,333 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 102.8 MB. Free memory is still 59.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:42:19,337 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1541.41 ms. Allocated memory was 102.8 MB in the beginning and 127.9 MB in the end (delta: 25.2 MB). Free memory was 69.0 MB in the beginning and 87.1 MB in the end (delta: -18.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-28 07:42:19,339 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 102.8 MB. Free memory is still 59.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1541.41 ms. Allocated memory was 102.8 MB in the beginning and 127.9 MB in the end (delta: 25.2 MB). Free memory was 69.0 MB in the beginning and 87.1 MB in the end (delta: -18.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 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 [2020-11-28 07:42:21,957 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:42:21,962 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:42:22,034 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:42:22,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:42:22,042 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:42:22,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:42:22,051 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:42:22,055 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:42:22,065 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:42:22,067 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:42:22,073 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:42:22,074 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:42:22,077 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:42:22,079 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:42:22,081 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:42:22,084 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:42:22,089 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:42:22,092 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:42:22,096 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:42:22,104 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:42:22,106 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:42:22,110 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:42:22,112 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:42:22,120 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:42:22,121 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:42:22,121 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:42:22,123 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:42:22,124 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:42:22,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:42:22,127 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:42:22,128 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:42:22,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:42:22,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:42:22,134 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:42:22,134 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:42:22,135 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:42:22,135 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:42:22,136 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:42:22,138 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:42:22,139 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:42:22,140 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5ce89575-415a-423d-8efa-70e5dd498652/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2020-11-28 07:42:22,183 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:42:22,183 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:42:22,184 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:42:22,185 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:42:22,185 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:42:22,185 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:42:22,186 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:42:22,186 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:42:22,186 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:42:22,187 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 07:42:22,188 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 07:42:22,188 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:42:22,188 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 07:42:22,189 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 07:42:22,189 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:42:22,189 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 07:42:22,190 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 07:42:22,190 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 07:42:22,190 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:42:22,190 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:42:22,191 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 07:42:22,191 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 07:42:22,191 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:42:22,192 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:42:22,192 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 07:42:22,192 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:42:22,193 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:42:22,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:42:22,193 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:42:22,193 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:42:22,194 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 07:42:22,194 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 07:42:22,194 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:42:22,195 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:42:22,195 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_5ce89575-415a-423d-8efa-70e5dd498652/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5ce89575-415a-423d-8efa-70e5dd498652/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f105bdba870023fed703a42b26dd83a1d9da3fd8 [2020-11-28 07:42:22,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:42:22,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:42:22,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:42:22,681 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:42:22,682 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:42:22,683 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5ce89575-415a-423d-8efa-70e5dd498652/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2020-11-28 07:42:22,781 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5ce89575-415a-423d-8efa-70e5dd498652/bin/utaipan/data/138a61720/27a0546c0aa440239338afd0cc3eea03/FLAGa560ba846 [2020-11-28 07:42:23,747 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:42:23,749 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5ce89575-415a-423d-8efa-70e5dd498652/sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2020-11-28 07:42:23,793 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5ce89575-415a-423d-8efa-70e5dd498652/bin/utaipan/data/138a61720/27a0546c0aa440239338afd0cc3eea03/FLAGa560ba846 [2020-11-28 07:42:24,246 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5ce89575-415a-423d-8efa-70e5dd498652/bin/utaipan/data/138a61720/27a0546c0aa440239338afd0cc3eea03 [2020-11-28 07:42:24,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:42:24,253 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:42:24,255 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:42:24,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:42:24,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:42:24,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:42:24" (1/1) ... [2020-11-28 07:42:24,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1da920d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:42:24, skipping insertion in model container [2020-11-28 07:42:24,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:42:24" (1/1) ... [2020-11-28 07:42:24,270 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:42:24,389 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:42:25,991 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-28 07:42:25,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1d602be8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:42:25, skipping insertion in model container [2020-11-28 07:42:25,992 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:42:25,992 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:42:25,999 INFO L168 Benchmark]: Toolchain (without parser) took 1740.69 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 34.7 MB in the beginning and 48.0 MB in the end (delta: -13.3 MB). Peak memory consumption was 14.1 MB. Max. memory is 16.1 GB. [2020-11-28 07:42:26,000 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 60.8 MB. Free memory was 43.7 MB in the beginning and 43.6 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:42:26,001 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1737.62 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 34.5 MB in the beginning and 48.0 MB in the end (delta: -13.5 MB). Peak memory consumption was 14.1 MB. Max. memory is 16.1 GB. [2020-11-28 07:42:26,003 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 60.8 MB. Free memory was 43.7 MB in the beginning and 43.6 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1737.62 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 34.5 MB in the beginning and 48.0 MB in the end (delta: -13.5 MB). Peak memory consumption was 14.1 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...