./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 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f105bdba870023fed703a42b26dd83a1d9da3fd8 ......................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f105bdba870023fed703a42b26dd83a1d9da3fd8 ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:30:39,300 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:30:39,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:30:39,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:30:39,368 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:30:39,376 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:30:39,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:30:39,383 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:30:39,386 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:30:39,387 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:30:39,389 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:30:39,391 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:30:39,392 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:30:39,394 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:30:39,395 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:30:39,397 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:30:39,399 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:30:39,402 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:30:39,410 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:30:39,413 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:30:39,416 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:30:39,419 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:30:39,423 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:30:39,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:30:39,434 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:30:39,437 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:30:39,437 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:30:39,440 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:30:39,441 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:30:39,443 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:30:39,444 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:30:39,445 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:30:39,447 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:30:39,449 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:30:39,450 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:30:39,451 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:30:39,452 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:30:39,452 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:30:39,453 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:30:39,454 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:30:39,455 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:30:39,456 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-11 02:30:39,515 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:30:39,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:30:39,516 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:30:39,516 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:30:39,517 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:30:39,517 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:30:39,517 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:30:39,517 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:30:39,517 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:30:39,518 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:30:39,518 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:30:39,518 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:30:39,518 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:30:39,519 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:30:39,519 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:30:39,520 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:30:39,520 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:30:39,520 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:30:39,521 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:30:39,521 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:30:39,521 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:30:39,521 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:30:39,522 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:30:39,522 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 02:30:39,522 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:30:39,522 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:30:39,522 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:30:39,523 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:30:39,523 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:30:39,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:39,524 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:30:39,524 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:30:39,524 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:30:39,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:30:39,524 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:30:39,525 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:30:39,525 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f105bdba870023fed703a42b26dd83a1d9da3fd8 [2021-10-11 02:30:39,847 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:30:39,876 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:30:39,880 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:30:39,881 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:30:39,882 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:30:39,884 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2021-10-11 02:30:39,963 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/bin/utaipan-WLngWcDbfI/data/0db102120/78ae30dbd6d44d63871b994de0fb470c/FLAG432bb298a [2021-10-11 02:30:40,976 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:30:40,982 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2021-10-11 02:30:41,021 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/bin/utaipan-WLngWcDbfI/data/0db102120/78ae30dbd6d44d63871b994de0fb470c/FLAG432bb298a [2021-10-11 02:30:41,392 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/bin/utaipan-WLngWcDbfI/data/0db102120/78ae30dbd6d44d63871b994de0fb470c [2021-10-11 02:30:41,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:30:41,396 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:30:41,398 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:41,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:30:41,403 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:30:41,404 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:41" (1/1) ... [2021-10-11 02:30:41,406 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dcff8d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:41, skipping insertion in model container [2021-10-11 02:30:41,406 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:41" (1/1) ... [2021-10-11 02:30:41,415 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:30:41,524 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:43,215 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-11 02:30:43,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@13a0fe7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:43, skipping insertion in model container [2021-10-11 02:30:43,217 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:43,217 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:30:43,220 INFO L168 Benchmark]: Toolchain (without parser) took 1822.43 ms. Allocated memory is still 102.8 MB. Free memory was 60.0 MB in the beginning and 59.8 MB in the end (delta: 227.2 kB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:43,221 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 102.8 MB. Free memory was 82.2 MB in the beginning and 82.2 MB in the end (delta: 59.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:43,222 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1818.66 ms. Allocated memory is still 102.8 MB. Free memory was 59.8 MB in the beginning and 59.8 MB in the end (delta: 46.7 kB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:43,225 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 102.8 MB. Free memory was 82.2 MB in the beginning and 82.2 MB in the end (delta: 59.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1818.66 ms. Allocated memory is still 102.8 MB. Free memory was 59.8 MB in the beginning and 59.8 MB in the end (delta: 46.7 kB). Peak memory consumption was 8.1 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... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:30:45,968 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:30:45,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:30:46,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:30:46,013 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:30:46,014 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:30:46,017 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:30:46,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:30:46,023 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:30:46,024 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:30:46,026 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:30:46,028 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:30:46,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:30:46,030 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:30:46,032 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:30:46,034 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:30:46,035 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:30:46,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:30:46,040 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:30:46,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:30:46,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:30:46,057 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:30:46,059 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:30:46,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:30:46,066 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:30:46,066 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:30:46,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:30:46,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:30:46,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:30:46,082 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:30:46,083 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:30:46,084 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:30:46,087 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:30:46,089 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:30:46,093 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:30:46,095 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:30:46,096 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:30:46,096 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:30:46,096 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:30:46,099 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:30:46,100 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:30:46,101 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-11 02:30:46,154 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:30:46,157 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:30:46,159 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:30:46,159 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:30:46,160 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:30:46,160 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:30:46,160 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:30:46,161 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:30:46,161 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:30:46,163 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:30:46,164 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:30:46,165 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:30:46,165 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:30:46,165 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:30:46,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:30:46,166 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:30:46,166 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:30:46,167 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 02:30:46,167 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:30:46,167 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:30:46,167 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:30:46,168 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:30:46,168 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:30:46,168 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:30:46,169 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:30:46,169 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:30:46,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:46,170 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:30:46,170 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:30:46,170 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:30:46,171 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:46,171 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:30:46,171 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:30:46,172 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f105bdba870023fed703a42b26dd83a1d9da3fd8 [2021-10-11 02:30:46,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:30:46,689 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:30:46,692 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:30:46,694 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:30:46,695 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:30:46,696 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2021-10-11 02:30:46,795 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/bin/utaipan-WLngWcDbfI/data/c80163fd3/0984bcc48d194b90ba308ea265fda777/FLAG761bebc97 [2021-10-11 02:30:47,853 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:30:47,855 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2021-10-11 02:30:47,904 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/bin/utaipan-WLngWcDbfI/data/c80163fd3/0984bcc48d194b90ba308ea265fda777/FLAG761bebc97 [2021-10-11 02:30:48,302 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e32768-69a3-46b9-bd3b-b004175716e3/bin/utaipan-WLngWcDbfI/data/c80163fd3/0984bcc48d194b90ba308ea265fda777 [2021-10-11 02:30:48,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:30:48,307 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:30:48,308 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:48,309 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:30:48,313 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:30:48,314 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:48" (1/1) ... [2021-10-11 02:30:48,317 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c04c884 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:48, skipping insertion in model container [2021-10-11 02:30:48,317 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:48" (1/1) ... [2021-10-11 02:30:48,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:30:48,429 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:50,270 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-11 02:30:50,271 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7e7eabf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:50, skipping insertion in model container [2021-10-11 02:30:50,271 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:50,272 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:30:50,275 INFO L168 Benchmark]: Toolchain (without parser) took 1966.46 ms. Allocated memory was 60.8 MB in the beginning and 86.0 MB in the end (delta: 25.2 MB). Free memory was 35.9 MB in the beginning and 51.2 MB in the end (delta: -15.3 MB). Peak memory consumption was 15.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:50,276 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 60.8 MB. Free memory is still 42.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:50,278 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1963.65 ms. Allocated memory was 60.8 MB in the beginning and 86.0 MB in the end (delta: 25.2 MB). Free memory was 35.6 MB in the beginning and 51.2 MB in the end (delta: -15.6 MB). Peak memory consumption was 15.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:50,280 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 60.8 MB. Free memory is still 42.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1963.65 ms. Allocated memory was 60.8 MB in the beginning and 86.0 MB in the end (delta: 25.2 MB). Free memory was 35.6 MB in the beginning and 51.2 MB in the end (delta: -15.6 MB). Peak memory consumption was 15.7 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...