./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da30114-fa05-4bc0-a648-9473efb43d36/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da30114-fa05-4bc0-a648-9473efb43d36/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da30114-fa05-4bc0-a648-9473efb43d36/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da30114-fa05-4bc0-a648-9473efb43d36/bin/utaipan-SDwSMHVbGG/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_9da30114-fa05-4bc0-a648-9473efb43d36/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da30114-fa05-4bc0-a648-9473efb43d36/bin/utaipan-SDwSMHVbGG --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 ......................................................................................................................................... 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_9da30114-fa05-4bc0-a648-9473efb43d36/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da30114-fa05-4bc0-a648-9473efb43d36/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da30114-fa05-4bc0-a648-9473efb43d36/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da30114-fa05-4bc0-a648-9473efb43d36/bin/utaipan-SDwSMHVbGG/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_9da30114-fa05-4bc0-a648-9473efb43d36/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da30114-fa05-4bc0-a648-9473efb43d36/bin/utaipan-SDwSMHVbGG --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 ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:11:30,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:11:30,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:11:30,366 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:11:30,366 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:11:30,368 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:11:30,370 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:11:30,373 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:11:30,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:11:30,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:11:30,378 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:11:30,380 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:11:30,380 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:11:30,382 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:11:30,384 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:11:30,386 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:11:30,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:11:30,389 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:11:30,391 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:11:30,394 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:11:30,396 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:11:30,404 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:11:30,405 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:11:30,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:11:30,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:11:30,419 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:11:30,419 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:11:30,420 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:11:30,427 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:11:30,428 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:11:30,428 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:11:30,429 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:11:30,430 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:11:30,430 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:11:30,432 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:11:30,432 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:11:30,433 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:11:30,433 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:11:30,434 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:11:30,435 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:11:30,436 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:11:30,437 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da30114-fa05-4bc0-a648-9473efb43d36/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-29 05:11:30,466 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:11:30,467 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:11:30,468 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:11:30,468 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:11:30,468 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:11:30,468 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:11:30,469 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:11:30,469 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:11:30,469 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:11:30,470 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:11:30,470 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:11:30,470 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:11:30,471 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:11:30,471 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:11:30,471 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:11:30,472 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 05:11:30,472 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 05:11:30,473 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:11:30,473 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 05:11:30,473 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:11:30,474 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:11:30,474 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 05:11:30,474 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 05:11:30,474 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 05:11:30,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:11:30,475 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:11:30,475 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:11:30,476 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:11:30,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:11:30,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:11:30,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:11:30,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:11:30,477 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:11:30,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:11:30,478 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:11:30,478 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:11:30,478 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_9da30114-fa05-4bc0-a648-9473efb43d36/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da30114-fa05-4bc0-a648-9473efb43d36/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a03274b44088171a51731c36d55f1a442c2d09c6ddb4f1c439b71ea1098e4d1d [2021-10-29 05:11:30,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:11:30,745 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:11:30,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:11:30,749 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:11:30,750 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:11:30,751 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da30114-fa05-4bc0-a648-9473efb43d36/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2021-10-29 05:11:30,833 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da30114-fa05-4bc0-a648-9473efb43d36/bin/utaipan-SDwSMHVbGG/data/b8d4365d1/d641e532e78a4dc6bc47712693c0b354/FLAG4ec3b30d3 [2021-10-29 05:11:31,618 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:11:31,619 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da30114-fa05-4bc0-a648-9473efb43d36/sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2021-10-29 05:11:31,667 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da30114-fa05-4bc0-a648-9473efb43d36/bin/utaipan-SDwSMHVbGG/data/b8d4365d1/d641e532e78a4dc6bc47712693c0b354/FLAG4ec3b30d3 [2021-10-29 05:11:31,704 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da30114-fa05-4bc0-a648-9473efb43d36/bin/utaipan-SDwSMHVbGG/data/b8d4365d1/d641e532e78a4dc6bc47712693c0b354 [2021-10-29 05:11:31,707 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:11:31,710 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:11:31,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:11:31,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:11:31,716 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:11:31,717 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:11:31" (1/1) ... [2021-10-29 05:11:31,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4544a1d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:11:31, skipping insertion in model container [2021-10-29 05:11:31,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:11:31" (1/1) ... [2021-10-29 05:11:31,728 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:11:31,835 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:11:33,345 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-29 05:11:33,346 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@41fa3d13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:11:33, skipping insertion in model container [2021-10-29 05:11:33,346 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:11:33,346 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:11:33,349 INFO L168 Benchmark]: Toolchain (without parser) took 1637.15 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 52.1 MB in the beginning and 69.5 MB in the end (delta: -17.3 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. [2021-10-29 05:11:33,360 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 92.3 MB. Free memory was 62.5 MB in the beginning and 62.4 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:11:33,362 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1634.20 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 51.9 MB in the beginning and 69.5 MB in the end (delta: -17.5 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. [2021-10-29 05:11:33,365 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 92.3 MB. Free memory was 62.5 MB in the beginning and 62.4 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1634.20 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 51.9 MB in the beginning and 69.5 MB in the end (delta: -17.5 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2569]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:11:35,615 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:11:35,619 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:11:35,676 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:11:35,677 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:11:35,681 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:11:35,683 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:11:35,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:11:35,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:11:35,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:11:35,701 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:11:35,703 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:11:35,704 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:11:35,706 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:11:35,708 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:11:35,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:11:35,715 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:11:35,716 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:11:35,718 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:11:35,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:11:35,730 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:11:35,731 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:11:35,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:11:35,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:11:35,745 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:11:35,746 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:11:35,746 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:11:35,748 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:11:35,749 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:11:35,750 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:11:35,751 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:11:35,752 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:11:35,754 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:11:35,755 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:11:35,756 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:11:35,756 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:11:35,757 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:11:35,770 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:11:35,770 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:11:35,772 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:11:35,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:11:35,779 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da30114-fa05-4bc0-a648-9473efb43d36/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-29 05:11:35,823 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:11:35,823 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:11:35,824 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:11:35,825 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:11:35,825 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:11:35,825 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:11:35,826 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:11:35,826 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:11:35,826 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:11:35,827 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 05:11:35,829 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 05:11:35,829 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:11:35,829 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 05:11:35,829 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:11:35,830 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:11:35,830 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 05:11:35,830 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 05:11:35,830 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 05:11:35,831 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:11:35,831 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:11:35,831 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:11:35,831 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:11:35,832 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:11:35,832 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:11:35,832 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:11:35,832 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:11:35,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:11:35,833 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:11:35,833 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:11:35,833 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:11:35,834 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:11:35,834 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:11:35,834 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:11:35,835 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_9da30114-fa05-4bc0-a648-9473efb43d36/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da30114-fa05-4bc0-a648-9473efb43d36/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a03274b44088171a51731c36d55f1a442c2d09c6ddb4f1c439b71ea1098e4d1d [2021-10-29 05:11:36,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:11:36,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:11:36,259 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:11:36,260 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:11:36,263 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:11:36,264 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da30114-fa05-4bc0-a648-9473efb43d36/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2021-10-29 05:11:36,341 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da30114-fa05-4bc0-a648-9473efb43d36/bin/utaipan-SDwSMHVbGG/data/469bd4756/a58345cfa5384990b39e03cd154f1c18/FLAGc57fd929a [2021-10-29 05:11:37,244 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:11:37,246 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da30114-fa05-4bc0-a648-9473efb43d36/sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2021-10-29 05:11:37,288 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da30114-fa05-4bc0-a648-9473efb43d36/bin/utaipan-SDwSMHVbGG/data/469bd4756/a58345cfa5384990b39e03cd154f1c18/FLAGc57fd929a [2021-10-29 05:11:37,760 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da30114-fa05-4bc0-a648-9473efb43d36/bin/utaipan-SDwSMHVbGG/data/469bd4756/a58345cfa5384990b39e03cd154f1c18 [2021-10-29 05:11:37,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:11:37,766 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:11:37,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:11:37,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:11:37,778 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:11:37,779 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:11:37" (1/1) ... [2021-10-29 05:11:37,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d6491f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:11:37, skipping insertion in model container [2021-10-29 05:11:37,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:11:37" (1/1) ... [2021-10-29 05:11:37,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:11:37,891 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:11:39,358 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-29 05:11:39,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@f02fb82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:11:39, skipping insertion in model container [2021-10-29 05:11:39,360 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:11:39,361 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:11:39,364 INFO L168 Benchmark]: Toolchain (without parser) took 1596.22 ms. Allocated memory is still 71.3 MB. Free memory was 50.0 MB in the beginning and 36.4 MB in the end (delta: 13.6 MB). Peak memory consumption was 14.8 MB. Max. memory is 16.1 GB. [2021-10-29 05:11:39,365 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 71.3 MB. Free memory was 52.6 MB in the beginning and 52.5 MB in the end (delta: 60.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:11:39,370 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1590.56 ms. Allocated memory is still 71.3 MB. Free memory was 49.7 MB in the beginning and 36.7 MB in the end (delta: 13.0 MB). Peak memory consumption was 14.8 MB. Max. memory is 16.1 GB. [2021-10-29 05:11:39,372 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 71.3 MB. Free memory was 52.6 MB in the beginning and 52.5 MB in the end (delta: 60.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1590.56 ms. Allocated memory is still 71.3 MB. Free memory was 49.7 MB in the beginning and 36.7 MB in the end (delta: 13.0 MB). Peak memory consumption was 14.8 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...