./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/logname-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_0961a457-ad21-490f-95fb-9a18c81e4750/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0961a457-ad21-490f-95fb-9a18c81e4750/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_0961a457-ad21-490f-95fb-9a18c81e4750/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0961a457-ad21-490f-95fb-9a18c81e4750/bin/utaipan-mTDlp9Zugs/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/logname-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0961a457-ad21-490f-95fb-9a18c81e4750/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_0961a457-ad21-490f-95fb-9a18c81e4750/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 59a6a45184a220c47bfd22f69457df0c490dc3da ......................................................................................................................................... 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_0961a457-ad21-490f-95fb-9a18c81e4750/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0961a457-ad21-490f-95fb-9a18c81e4750/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_0961a457-ad21-490f-95fb-9a18c81e4750/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0961a457-ad21-490f-95fb-9a18c81e4750/bin/utaipan-mTDlp9Zugs/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/logname-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0961a457-ad21-490f-95fb-9a18c81e4750/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_0961a457-ad21-490f-95fb-9a18c81e4750/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 59a6a45184a220c47bfd22f69457df0c490dc3da ...................................................................................................................................... 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 03:09:57,305 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 03:09:57,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 03:09:57,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 03:09:57,356 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 03:09:57,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 03:09:57,365 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 03:09:57,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 03:09:57,373 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 03:09:57,381 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 03:09:57,382 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 03:09:57,384 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 03:09:57,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 03:09:57,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 03:09:57,392 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 03:09:57,397 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 03:09:57,399 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 03:09:57,400 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 03:09:57,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 03:09:57,411 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 03:09:57,418 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 03:09:57,419 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 03:09:57,422 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 03:09:57,424 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 03:09:57,431 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 03:09:57,431 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 03:09:57,432 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 03:09:57,434 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 03:09:57,435 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 03:09:57,437 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 03:09:57,438 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 03:09:57,438 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 03:09:57,439 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 03:09:57,441 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 03:09:57,442 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 03:09:57,443 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 03:09:57,444 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 03:09:57,444 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 03:09:57,444 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 03:09:57,445 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 03:09:57,446 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 03:09:57,447 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0961a457-ad21-490f-95fb-9a18c81e4750/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-16 03:09:57,497 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 03:09:57,498 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 03:09:57,498 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 03:09:57,499 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 03:09:57,499 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 03:09:57,499 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 03:09:57,499 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 03:09:57,500 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 03:09:57,500 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 03:09:57,505 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 03:09:57,507 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 03:09:57,507 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 03:09:57,507 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 03:09:57,507 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 03:09:57,508 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 03:09:57,508 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 03:09:57,508 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 03:09:57,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 03:09:57,509 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-16 03:09:57,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 03:09:57,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 03:09:57,510 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-16 03:09:57,510 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-16 03:09:57,510 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-16 03:09:57,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 03:09:57,511 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 03:09:57,513 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 03:09:57,513 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 03:09:57,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 03:09:57,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:09:57,514 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 03:09:57,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 03:09:57,514 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 03:09:57,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 03:09:57,515 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 03:09:57,515 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 03:09:57,515 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_0961a457-ad21-490f-95fb-9a18c81e4750/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0961a457-ad21-490f-95fb-9a18c81e4750/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59a6a45184a220c47bfd22f69457df0c490dc3da [2021-10-16 03:09:57,846 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 03:09:57,868 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 03:09:57,871 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 03:09:57,872 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 03:09:57,873 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 03:09:57,874 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0961a457-ad21-490f-95fb-9a18c81e4750/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/busybox-1.22.0/logname-1.i [2021-10-16 03:09:57,940 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0961a457-ad21-490f-95fb-9a18c81e4750/bin/utaipan-mTDlp9Zugs/data/74fbb7919/c9845fa0b15e48d1bba14cf60cdfe60c/FLAG768509973 [2021-10-16 03:09:58,700 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 03:09:58,701 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0961a457-ad21-490f-95fb-9a18c81e4750/sv-benchmarks/c/busybox-1.22.0/logname-1.i [2021-10-16 03:09:58,746 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0961a457-ad21-490f-95fb-9a18c81e4750/bin/utaipan-mTDlp9Zugs/data/74fbb7919/c9845fa0b15e48d1bba14cf60cdfe60c/FLAG768509973 [2021-10-16 03:09:58,826 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0961a457-ad21-490f-95fb-9a18c81e4750/bin/utaipan-mTDlp9Zugs/data/74fbb7919/c9845fa0b15e48d1bba14cf60cdfe60c [2021-10-16 03:09:58,830 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 03:09:58,832 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 03:09:58,834 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 03:09:58,834 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 03:09:58,837 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 03:09:58,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:09:58" (1/1) ... [2021-10-16 03:09:58,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c53ade3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:09:58, skipping insertion in model container [2021-10-16 03:09:58,842 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:09:58" (1/1) ... [2021-10-16 03:09:58,850 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 03:09:58,925 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:10:00,028 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2021-10-16 03:10:00,029 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6ca641cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:10:00, skipping insertion in model container [2021-10-16 03:10:00,029 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 03:10:00,030 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 03:10:00,032 INFO L168 Benchmark]: Toolchain (without parser) took 1198.64 ms. Allocated memory is still 92.3 MB. Free memory was 68.8 MB in the beginning and 55.8 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.8 MB. Max. memory is 16.1 GB. [2021-10-16 03:10:00,033 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 75.5 MB. Free memory is still 56.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 03:10:00,034 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1195.94 ms. Allocated memory is still 92.3 MB. Free memory was 68.5 MB in the beginning and 56.2 MB in the end (delta: 12.3 MB). Peak memory consumption was 13.8 MB. Max. memory is 16.1 GB. [2021-10-16 03:10:00,036 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 75.5 MB. Free memory is still 56.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1195.94 ms. Allocated memory is still 92.3 MB. Free memory was 68.5 MB in the beginning and 56.2 MB in the end (delta: 12.3 MB). Peak memory consumption was 13.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2377]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die 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 03:10:02,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 03:10:02,443 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 03:10:02,496 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 03:10:02,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 03:10:02,501 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 03:10:02,505 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 03:10:02,511 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 03:10:02,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 03:10:02,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 03:10:02,525 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 03:10:02,528 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 03:10:02,528 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 03:10:02,532 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 03:10:02,534 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 03:10:02,537 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 03:10:02,539 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 03:10:02,541 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 03:10:02,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 03:10:02,556 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 03:10:02,558 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 03:10:02,560 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 03:10:02,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 03:10:02,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 03:10:02,576 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 03:10:02,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 03:10:02,577 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 03:10:02,579 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 03:10:02,579 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 03:10:02,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 03:10:02,581 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 03:10:02,581 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 03:10:02,582 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 03:10:02,583 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 03:10:02,584 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 03:10:02,585 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 03:10:02,585 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 03:10:02,586 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 03:10:02,586 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 03:10:02,587 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 03:10:02,587 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 03:10:02,588 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0961a457-ad21-490f-95fb-9a18c81e4750/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-16 03:10:02,622 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 03:10:02,622 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 03:10:02,624 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 03:10:02,624 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 03:10:02,624 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 03:10:02,625 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 03:10:02,625 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 03:10:02,625 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 03:10:02,625 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 03:10:02,627 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 03:10:02,628 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 03:10:02,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 03:10:02,629 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-16 03:10:02,629 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 03:10:02,629 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 03:10:02,630 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-16 03:10:02,630 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-16 03:10:02,630 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-16 03:10:02,630 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 03:10:02,631 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 03:10:02,631 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 03:10:02,631 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 03:10:02,631 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 03:10:02,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 03:10:02,632 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 03:10:02,632 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 03:10:02,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:10:02,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 03:10:02,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 03:10:02,633 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 03:10:02,633 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 03:10:02,634 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 03:10:02,634 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 03:10:02,635 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_0961a457-ad21-490f-95fb-9a18c81e4750/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0961a457-ad21-490f-95fb-9a18c81e4750/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59a6a45184a220c47bfd22f69457df0c490dc3da [2021-10-16 03:10:03,088 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 03:10:03,130 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 03:10:03,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 03:10:03,134 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 03:10:03,135 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 03:10:03,136 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0961a457-ad21-490f-95fb-9a18c81e4750/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/busybox-1.22.0/logname-1.i [2021-10-16 03:10:03,201 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0961a457-ad21-490f-95fb-9a18c81e4750/bin/utaipan-mTDlp9Zugs/data/ffabee18e/27f7d6d09e7749a9bc5975bc7c5e9801/FLAGb29816471 [2021-10-16 03:10:04,022 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 03:10:04,023 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0961a457-ad21-490f-95fb-9a18c81e4750/sv-benchmarks/c/busybox-1.22.0/logname-1.i [2021-10-16 03:10:04,072 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0961a457-ad21-490f-95fb-9a18c81e4750/bin/utaipan-mTDlp9Zugs/data/ffabee18e/27f7d6d09e7749a9bc5975bc7c5e9801/FLAGb29816471 [2021-10-16 03:10:04,104 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0961a457-ad21-490f-95fb-9a18c81e4750/bin/utaipan-mTDlp9Zugs/data/ffabee18e/27f7d6d09e7749a9bc5975bc7c5e9801 [2021-10-16 03:10:04,110 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 03:10:04,113 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 03:10:04,115 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 03:10:04,115 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 03:10:04,119 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 03:10:04,121 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:10:04" (1/1) ... [2021-10-16 03:10:04,122 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e18449f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:10:04, skipping insertion in model container [2021-10-16 03:10:04,123 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:10:04" (1/1) ... [2021-10-16 03:10:04,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 03:10:04,234 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:10:05,781 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2021-10-16 03:10:05,784 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2daceb33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:10:05, skipping insertion in model container [2021-10-16 03:10:05,784 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 03:10:05,785 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 03:10:05,788 INFO L168 Benchmark]: Toolchain (without parser) took 1673.29 ms. Allocated memory was 60.8 MB in the beginning and 83.9 MB in the end (delta: 23.1 MB). Free memory was 36.3 MB in the beginning and 55.2 MB in the end (delta: -18.9 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. [2021-10-16 03:10:05,789 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 60.8 MB. Free memory is still 42.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 03:10:05,793 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1669.85 ms. Allocated memory was 60.8 MB in the beginning and 83.9 MB in the end (delta: 23.1 MB). Free memory was 35.9 MB in the beginning and 55.2 MB in the end (delta: -19.2 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. [2021-10-16 03:10:05,795 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 60.8 MB. Free memory is still 42.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1669.85 ms. Allocated memory was 60.8 MB in the beginning and 83.9 MB in the end (delta: 23.1 MB). Free memory was 35.9 MB in the beginning and 55.2 MB in the end (delta: -19.2 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2377]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...