./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 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e51e15d-2728-489d-a6f5-85dd9e237d7a/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e51e15d-2728-489d-a6f5-85dd9e237d7a/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e51e15d-2728-489d-a6f5-85dd9e237d7a/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e51e15d-2728-489d-a6f5-85dd9e237d7a/bin/utaipan-TEXQjIfE4P/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_6e51e15d-2728-489d-a6f5-85dd9e237d7a/bin/utaipan-TEXQjIfE4P/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e51e15d-2728-489d-a6f5-85dd9e237d7a/bin/utaipan-TEXQjIfE4P --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 a03274b44088171a51731c36d55f1a442c2d09c6ddb4f1c439b71ea1098e4d1d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 23:42:48,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 23:42:48,288 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 23:42:48,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 23:42:48,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 23:42:48,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 23:42:48,351 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 23:42:48,353 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 23:42:48,355 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 23:42:48,356 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 23:42:48,358 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 23:42:48,359 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 23:42:48,360 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 23:42:48,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 23:42:48,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 23:42:48,364 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 23:42:48,365 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 23:42:48,366 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 23:42:48,369 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 23:42:48,371 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 23:42:48,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 23:42:48,374 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 23:42:48,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 23:42:48,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 23:42:48,381 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 23:42:48,382 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 23:42:48,382 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 23:42:48,383 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 23:42:48,384 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 23:42:48,385 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 23:42:48,386 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 23:42:48,387 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 23:42:48,388 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 23:42:48,389 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 23:42:48,391 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 23:42:48,391 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 23:42:48,392 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 23:42:48,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 23:42:48,393 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 23:42:48,394 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 23:42:48,395 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 23:42:48,399 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e51e15d-2728-489d-a6f5-85dd9e237d7a/bin/utaipan-TEXQjIfE4P/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-20 23:42:48,452 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 23:42:48,453 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 23:42:48,454 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 23:42:48,454 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 23:42:48,455 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 23:42:48,455 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 23:42:48,455 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 23:42:48,455 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 23:42:48,456 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 23:42:48,456 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-20 23:42:48,457 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 23:42:48,457 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 23:42:48,457 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-20 23:42:48,457 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-20 23:42:48,458 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 23:42:48,458 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-20 23:42:48,458 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-20 23:42:48,458 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-20 23:42:48,459 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 23:42:48,459 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 23:42:48,460 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 23:42:48,460 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 23:42:48,460 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 23:42:48,461 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 23:42:48,462 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 23:42:48,462 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 23:42:48,462 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 23:42:48,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 23:42:48,463 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 23:42:48,463 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 23:42:48,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 23:42:48,463 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 23:42:48,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:42:48,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 23:42:48,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 23:42:48,464 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-20 23:42:48,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 23:42:48,472 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 23:42:48,472 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 23:42:48,472 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_6e51e15d-2728-489d-a6f5-85dd9e237d7a/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e51e15d-2728-489d-a6f5-85dd9e237d7a/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a03274b44088171a51731c36d55f1a442c2d09c6ddb4f1c439b71ea1098e4d1d [2021-11-20 23:42:48,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 23:42:48,816 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 23:42:48,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 23:42:48,819 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 23:42:48,821 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 23:42:48,822 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e51e15d-2728-489d-a6f5-85dd9e237d7a/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2021-11-20 23:42:48,918 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e51e15d-2728-489d-a6f5-85dd9e237d7a/bin/utaipan-TEXQjIfE4P/data/71f358154/0809861d12ad46d8b78eca13d39df749/FLAG1fec3841f [2021-11-20 23:42:49,685 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 23:42:49,690 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e51e15d-2728-489d-a6f5-85dd9e237d7a/sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2021-11-20 23:42:49,735 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e51e15d-2728-489d-a6f5-85dd9e237d7a/bin/utaipan-TEXQjIfE4P/data/71f358154/0809861d12ad46d8b78eca13d39df749/FLAG1fec3841f [2021-11-20 23:42:49,781 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e51e15d-2728-489d-a6f5-85dd9e237d7a/bin/utaipan-TEXQjIfE4P/data/71f358154/0809861d12ad46d8b78eca13d39df749 [2021-11-20 23:42:49,785 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 23:42:49,788 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 23:42:49,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 23:42:49,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 23:42:49,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 23:42:49,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:42:49" (1/1) ... [2021-11-20 23:42:49,799 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@303970ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:49, skipping insertion in model container [2021-11-20 23:42:49,799 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:42:49" (1/1) ... [2021-11-20 23:42:49,806 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 23:42:49,909 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 23:42:51,256 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-20 23:42:51,257 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4d0f1ee2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:51, skipping insertion in model container [2021-11-20 23:42:51,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 23:42:51,257 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 23:42:51,259 INFO L158 Benchmark]: Toolchain (without parser) took 1470.71ms. Allocated memory is still 92.3MB. Free memory was 45.6MB in the beginning and 50.0MB in the end (delta: -4.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-20 23:42:51,260 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 92.3MB. Free memory was 67.7MB in the beginning and 67.6MB in the end (delta: 77.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:42:51,261 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1467.36ms. Allocated memory is still 92.3MB. Free memory was 45.3MB in the beginning and 50.0MB in the end (delta: -4.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-20 23:42:51,263 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 92.3MB. Free memory was 67.7MB in the beginning and 67.6MB in the end (delta: 77.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1467.36ms. Allocated memory is still 92.3MB. Free memory was 45.3MB in the beginning and 50.0MB in the end (delta: -4.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e51e15d-2728-489d-a6f5-85dd9e237d7a/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e51e15d-2728-489d-a6f5-85dd9e237d7a/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e51e15d-2728-489d-a6f5-85dd9e237d7a/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e51e15d-2728-489d-a6f5-85dd9e237d7a/bin/utaipan-TEXQjIfE4P/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_6e51e15d-2728-489d-a6f5-85dd9e237d7a/bin/utaipan-TEXQjIfE4P/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e51e15d-2728-489d-a6f5-85dd9e237d7a/bin/utaipan-TEXQjIfE4P --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 a03274b44088171a51731c36d55f1a442c2d09c6ddb4f1c439b71ea1098e4d1d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 23:42:53,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 23:42:53,545 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 23:42:53,591 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 23:42:53,592 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 23:42:53,597 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 23:42:53,599 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 23:42:53,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 23:42:53,607 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 23:42:53,615 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 23:42:53,617 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 23:42:53,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 23:42:53,619 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 23:42:53,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 23:42:53,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 23:42:53,624 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 23:42:53,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 23:42:53,626 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 23:42:53,628 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 23:42:53,630 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 23:42:53,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 23:42:53,635 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 23:42:53,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 23:42:53,640 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 23:42:53,647 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 23:42:53,648 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 23:42:53,648 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 23:42:53,649 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 23:42:53,650 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 23:42:53,651 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 23:42:53,651 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 23:42:53,652 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 23:42:53,653 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 23:42:53,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 23:42:53,655 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 23:42:53,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 23:42:53,666 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 23:42:53,666 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 23:42:53,666 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 23:42:53,668 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 23:42:53,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 23:42:53,669 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e51e15d-2728-489d-a6f5-85dd9e237d7a/bin/utaipan-TEXQjIfE4P/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-20 23:42:53,713 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 23:42:53,713 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 23:42:53,714 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 23:42:53,714 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 23:42:53,715 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 23:42:53,716 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 23:42:53,716 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 23:42:53,716 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 23:42:53,716 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 23:42:53,716 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 23:42:53,718 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 23:42:53,718 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 23:42:53,719 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 23:42:53,720 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 23:42:53,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 23:42:53,720 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 23:42:53,720 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 23:42:53,721 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 23:42:53,721 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 23:42:53,721 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 23:42:53,721 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 23:42:53,721 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 23:42:53,722 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 23:42:53,722 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 23:42:53,722 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 23:42:53,722 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 23:42:53,723 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 23:42:53,723 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 23:42:53,723 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 23:42:53,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:42:53,724 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 23:42:53,724 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 23:42:53,725 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-20 23:42:53,725 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 23:42:53,725 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 23:42:53,725 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 23:42:53,726 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_6e51e15d-2728-489d-a6f5-85dd9e237d7a/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e51e15d-2728-489d-a6f5-85dd9e237d7a/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a03274b44088171a51731c36d55f1a442c2d09c6ddb4f1c439b71ea1098e4d1d [2021-11-20 23:42:54,144 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 23:42:54,168 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 23:42:54,171 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 23:42:54,172 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 23:42:54,173 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 23:42:54,175 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e51e15d-2728-489d-a6f5-85dd9e237d7a/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2021-11-20 23:42:54,250 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e51e15d-2728-489d-a6f5-85dd9e237d7a/bin/utaipan-TEXQjIfE4P/data/87a74f3a6/fbd26bfc012f4867955b601eea41d553/FLAGe69d79727 [2021-11-20 23:42:55,100 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 23:42:55,101 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e51e15d-2728-489d-a6f5-85dd9e237d7a/sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2021-11-20 23:42:55,138 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e51e15d-2728-489d-a6f5-85dd9e237d7a/bin/utaipan-TEXQjIfE4P/data/87a74f3a6/fbd26bfc012f4867955b601eea41d553/FLAGe69d79727 [2021-11-20 23:42:55,153 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e51e15d-2728-489d-a6f5-85dd9e237d7a/bin/utaipan-TEXQjIfE4P/data/87a74f3a6/fbd26bfc012f4867955b601eea41d553 [2021-11-20 23:42:55,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 23:42:55,157 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 23:42:55,158 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 23:42:55,159 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 23:42:55,163 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 23:42:55,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:42:55" (1/1) ... [2021-11-20 23:42:55,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@650d506d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:55, skipping insertion in model container [2021-11-20 23:42:55,165 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:42:55" (1/1) ... [2021-11-20 23:42:55,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 23:42:55,267 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 23:42:56,678 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-20 23:42:56,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1425c1f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:56, skipping insertion in model container [2021-11-20 23:42:56,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 23:42:56,679 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 23:42:56,681 INFO L158 Benchmark]: Toolchain (without parser) took 1523.21ms. Allocated memory is still 75.5MB. Free memory was 55.3MB in the beginning and 40.3MB in the end (delta: 15.0MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2021-11-20 23:42:56,682 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 75.5MB. Free memory is still 56.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:42:56,683 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1520.67ms. Allocated memory is still 75.5MB. Free memory was 55.1MB in the beginning and 40.3MB in the end (delta: 14.8MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2021-11-20 23:42:56,684 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 75.5MB. Free memory is still 56.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1520.67ms. Allocated memory is still 75.5MB. Free memory was 55.1MB in the beginning and 40.3MB in the end (delta: 14.8MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN