./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2849b435-d0bf-46da-8a4c-50b85772ccdb/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2849b435-d0bf-46da-8a4c-50b85772ccdb/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2849b435-d0bf-46da-8a4c-50b85772ccdb/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2849b435-d0bf-46da-8a4c-50b85772ccdb/bin/utaipan-mTDlp9Zugs/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2849b435-d0bf-46da-8a4c-50b85772ccdb/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2849b435-d0bf-46da-8a4c-50b85772ccdb/bin/utaipan-mTDlp9Zugs --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 898bdcb7825db42248fe0f399903471c40721629 ......................................................................................................................................... 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_2849b435-d0bf-46da-8a4c-50b85772ccdb/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2849b435-d0bf-46da-8a4c-50b85772ccdb/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2849b435-d0bf-46da-8a4c-50b85772ccdb/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2849b435-d0bf-46da-8a4c-50b85772ccdb/bin/utaipan-mTDlp9Zugs/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2849b435-d0bf-46da-8a4c-50b85772ccdb/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2849b435-d0bf-46da-8a4c-50b85772ccdb/bin/utaipan-mTDlp9Zugs --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 898bdcb7825db42248fe0f399903471c40721629 ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 02:43:32,323 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:43:32,325 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:43:32,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:43:32,389 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:43:32,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:43:32,398 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:43:32,403 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:43:32,406 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:43:32,414 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:43:32,415 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:43:32,418 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:43:32,418 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:43:32,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:43:32,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:43:32,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:43:32,433 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:43:32,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:43:32,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:43:32,448 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:43:32,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:43:32,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:43:32,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:43:32,458 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:43:32,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:43:32,465 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:43:32,466 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:43:32,468 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:43:32,469 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:43:32,471 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:43:32,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:43:32,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:43:32,475 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:43:32,477 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:43:32,479 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:43:32,480 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:43:32,481 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:43:32,481 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:43:32,481 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:43:32,482 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:43:32,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:43:32,484 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2849b435-d0bf-46da-8a4c-50b85772ccdb/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-16 02:43:32,532 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:43:32,534 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:43:32,535 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:43:32,536 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:43:32,537 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:43:32,537 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:43:32,537 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 02:43:32,541 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:43:32,541 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:43:32,541 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 02:43:32,542 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 02:43:32,542 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:43:32,542 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 02:43:32,542 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 02:43:32,543 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 02:43:32,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 02:43:32,544 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 02:43:32,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:43:32,545 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-16 02:43:32,546 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 02:43:32,546 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:43:32,546 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-16 02:43:32,547 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-16 02:43:32,547 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-16 02:43:32,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:43:32,547 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:43:32,550 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:43:32,550 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:43:32,550 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:43:32,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:43:32,551 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:43:32,551 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:43:32,552 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 02:43:32,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 02:43:32,552 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:43:32,552 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:43:32,553 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_2849b435-d0bf-46da-8a4c-50b85772ccdb/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2849b435-d0bf-46da-8a4c-50b85772ccdb/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 898bdcb7825db42248fe0f399903471c40721629 [2021-10-16 02:43:32,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:43:32,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:43:32,944 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:43:32,946 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:43:32,947 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:43:32,948 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2849b435-d0bf-46da-8a4c-50b85772ccdb/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2021-10-16 02:43:33,015 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2849b435-d0bf-46da-8a4c-50b85772ccdb/bin/utaipan-mTDlp9Zugs/data/39629aa99/fd17d6bca7b94fc2a08d59e996c8ce0b/FLAGdbd4082dd [2021-10-16 02:43:33,812 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:43:33,813 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2849b435-d0bf-46da-8a4c-50b85772ccdb/sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2021-10-16 02:43:33,860 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2849b435-d0bf-46da-8a4c-50b85772ccdb/bin/utaipan-mTDlp9Zugs/data/39629aa99/fd17d6bca7b94fc2a08d59e996c8ce0b/FLAGdbd4082dd [2021-10-16 02:43:34,347 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2849b435-d0bf-46da-8a4c-50b85772ccdb/bin/utaipan-mTDlp9Zugs/data/39629aa99/fd17d6bca7b94fc2a08d59e996c8ce0b [2021-10-16 02:43:34,350 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:43:34,352 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:43:34,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:43:34,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:43:34,360 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:43:34,361 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:43:34" (1/1) ... [2021-10-16 02:43:34,363 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65259e16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:43:34, skipping insertion in model container [2021-10-16 02:43:34,364 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:43:34" (1/1) ... [2021-10-16 02:43:34,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:43:34,456 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:43:36,145 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-16 02:43:36,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ada287d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:43:36, skipping insertion in model container [2021-10-16 02:43:36,146 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:43:36,147 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 02:43:36,150 INFO L168 Benchmark]: Toolchain (without parser) took 1795.86 ms. Allocated memory was 83.9 MB in the beginning and 125.8 MB in the end (delta: 41.9 MB). Free memory was 59.3 MB in the beginning and 81.8 MB in the end (delta: -22.4 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.1 GB. [2021-10-16 02:43:36,151 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 83.9 MB. Free memory was 63.8 MB in the beginning and 63.8 MB in the end (delta: 38.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:43:36,152 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1792.78 ms. Allocated memory was 83.9 MB in the beginning and 125.8 MB in the end (delta: 41.9 MB). Free memory was 59.2 MB in the beginning and 81.8 MB in the end (delta: -22.6 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.1 GB. [2021-10-16 02:43:36,155 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 83.9 MB. Free memory was 63.8 MB in the beginning and 63.8 MB in the end (delta: 38.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1792.78 ms. Allocated memory was 83.9 MB in the beginning and 125.8 MB in the end (delta: 41.9 MB). Free memory was 59.2 MB in the beginning and 81.8 MB in the end (delta: -22.6 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2436]: 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-5709675 [2021-10-16 02:43:38,490 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:43:38,494 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:43:38,551 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:43:38,552 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:43:38,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:43:38,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:43:38,563 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:43:38,567 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:43:38,575 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:43:38,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:43:38,579 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:43:38,579 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:43:38,582 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:43:38,584 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:43:38,589 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:43:38,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:43:38,592 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:43:38,594 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:43:38,602 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:43:38,604 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:43:38,606 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:43:38,608 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:43:38,611 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:43:38,620 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:43:38,621 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:43:38,621 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:43:38,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:43:38,624 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:43:38,625 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:43:38,626 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:43:38,627 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:43:38,629 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:43:38,630 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:43:38,631 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:43:38,632 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:43:38,639 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:43:38,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:43:38,640 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:43:38,642 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:43:38,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:43:38,646 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2849b435-d0bf-46da-8a4c-50b85772ccdb/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-16 02:43:38,692 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:43:38,692 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:43:38,694 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:43:38,694 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:43:38,695 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:43:38,695 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:43:38,695 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:43:38,695 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:43:38,696 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:43:38,697 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 02:43:38,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 02:43:38,699 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:43:38,699 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-16 02:43:38,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 02:43:38,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:43:38,700 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-16 02:43:38,700 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-16 02:43:38,701 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-16 02:43:38,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:43:38,701 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:43:38,701 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 02:43:38,702 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 02:43:38,702 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:43:38,702 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:43:38,702 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 02:43:38,703 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:43:38,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:43:38,703 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:43:38,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:43:38,704 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 02:43:38,704 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 02:43:38,704 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:43:38,705 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:43:38,705 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_2849b435-d0bf-46da-8a4c-50b85772ccdb/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2849b435-d0bf-46da-8a4c-50b85772ccdb/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 898bdcb7825db42248fe0f399903471c40721629 [2021-10-16 02:43:39,095 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:43:39,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:43:39,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:43:39,130 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:43:39,130 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:43:39,131 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2849b435-d0bf-46da-8a4c-50b85772ccdb/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2021-10-16 02:43:39,220 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2849b435-d0bf-46da-8a4c-50b85772ccdb/bin/utaipan-mTDlp9Zugs/data/84380daf1/7364ebbc2d0c47b5aae99c06ae789720/FLAG3381bfaf5 [2021-10-16 02:43:40,014 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:43:40,015 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2849b435-d0bf-46da-8a4c-50b85772ccdb/sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2021-10-16 02:43:40,057 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2849b435-d0bf-46da-8a4c-50b85772ccdb/bin/utaipan-mTDlp9Zugs/data/84380daf1/7364ebbc2d0c47b5aae99c06ae789720/FLAG3381bfaf5 [2021-10-16 02:43:40,084 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2849b435-d0bf-46da-8a4c-50b85772ccdb/bin/utaipan-mTDlp9Zugs/data/84380daf1/7364ebbc2d0c47b5aae99c06ae789720 [2021-10-16 02:43:40,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:43:40,093 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:43:40,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:43:40,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:43:40,100 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:43:40,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:43:40" (1/1) ... [2021-10-16 02:43:40,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7581dee2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:43:40, skipping insertion in model container [2021-10-16 02:43:40,103 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:43:40" (1/1) ... [2021-10-16 02:43:40,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:43:40,238 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:43:41,826 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-16 02:43:41,827 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3fab3b40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:43:41, skipping insertion in model container [2021-10-16 02:43:41,828 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:43:41,828 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 02:43:41,831 INFO L168 Benchmark]: Toolchain (without parser) took 1736.49 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 31.0 MB in the beginning and 42.0 MB in the end (delta: -11.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. [2021-10-16 02:43:41,832 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 58.7 MB. Free memory is still 39.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:43:41,836 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1731.57 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 30.7 MB in the beginning and 42.0 MB in the end (delta: -11.2 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. [2021-10-16 02:43:41,838 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 58.7 MB. Free memory is still 39.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1731.57 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 30.7 MB in the beginning and 42.0 MB in the end (delta: -11.2 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2436]: 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...