./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/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_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/bin/utaipan-SDwSMHVbGG/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_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/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_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/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 ef23f0df5a6b5f5e3f2540f5be582dd0a4a0334d581647e6cdee1f02d4670491 ......................................................................................................................................... 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_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/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_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/bin/utaipan-SDwSMHVbGG/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_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/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_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/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 ef23f0df5a6b5f5e3f2540f5be582dd0a4a0334d581647e6cdee1f02d4670491 ...................................................................................................................................... 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 04:41:23,436 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:41:23,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:41:23,519 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:41:23,520 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:41:23,522 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:41:23,524 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:41:23,527 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:41:23,529 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:41:23,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:41:23,533 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:41:23,535 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:41:23,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:41:23,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:41:23,540 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:41:23,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:41:23,544 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:41:23,545 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:41:23,549 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:41:23,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:41:23,555 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:41:23,565 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:41:23,567 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:41:23,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:41:23,574 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:41:23,581 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:41:23,582 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:41:23,584 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:41:23,584 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:41:23,586 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:41:23,587 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:41:23,588 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:41:23,589 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:41:23,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:41:23,593 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:41:23,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:41:23,594 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:41:23,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:41:23,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:41:23,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:41:23,598 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:41:23,599 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-29 04:41:23,631 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:41:23,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:41:23,632 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:41:23,633 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:41:23,633 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:41:23,633 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:41:23,634 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 04:41:23,634 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:41:23,634 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:41:23,635 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 04:41:23,635 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 04:41:23,635 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:41:23,636 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 04:41:23,636 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 04:41:23,636 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 04:41:23,637 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:41:23,637 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:41:23,638 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:41:23,638 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 04:41:23,638 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:41:23,639 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:41:23,639 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 04:41:23,639 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 04:41:23,640 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 04:41:23,640 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:41:23,640 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:41:23,640 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:41:23,641 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:41:23,641 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:41:23,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:41:23,642 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:41:23,642 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:41:23,642 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 04:41:23,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:41:23,643 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:41:23,643 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:41:23,644 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_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef23f0df5a6b5f5e3f2540f5be582dd0a4a0334d581647e6cdee1f02d4670491 [2021-10-29 04:41:23,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:41:23,976 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:41:23,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:41:23,981 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:41:23,982 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:41:23,984 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/busybox-1.22.0/logname-1.i [2021-10-29 04:41:24,070 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/bin/utaipan-SDwSMHVbGG/data/4859ce38b/478455e233364a5e9d43f2f28de66c60/FLAG86e2b08cc [2021-10-29 04:41:24,957 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:41:24,958 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/sv-benchmarks/c/busybox-1.22.0/logname-1.i [2021-10-29 04:41:25,006 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/bin/utaipan-SDwSMHVbGG/data/4859ce38b/478455e233364a5e9d43f2f28de66c60/FLAG86e2b08cc [2021-10-29 04:41:25,492 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/bin/utaipan-SDwSMHVbGG/data/4859ce38b/478455e233364a5e9d43f2f28de66c60 [2021-10-29 04:41:25,494 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:41:25,496 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:41:25,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:41:25,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:41:25,501 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:41:25,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:41:25" (1/1) ... [2021-10-29 04:41:25,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cef13ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:41:25, skipping insertion in model container [2021-10-29 04:41:25,504 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:41:25" (1/1) ... [2021-10-29 04:41:25,513 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:41:25,606 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:41:26,691 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 [2021-10-29 04:41:26,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@635003b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:41:26, skipping insertion in model container [2021-10-29 04:41:26,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:41:26,693 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 04:41:26,696 INFO L168 Benchmark]: Toolchain (without parser) took 1198.73 ms. Allocated memory is still 92.3 MB. Free memory was 67.2 MB in the beginning and 55.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:41:26,697 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 92.3 MB. Free memory is still 67.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:41:26,698 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1195.45 ms. Allocated memory is still 92.3 MB. Free memory was 67.0 MB in the beginning and 55.7 MB in the end (delta: 11.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:41:26,703 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 92.3 MB. Free memory is still 67.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1195.45 ms. Allocated memory is still 92.3 MB. Free memory was 67.0 MB in the beginning and 55.7 MB in the end (delta: 11.3 MB). Peak memory consumption was 12.6 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-b2eff8b [2021-10-29 04:41:29,287 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:41:29,291 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:41:29,336 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:41:29,337 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:41:29,339 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:41:29,341 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:41:29,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:41:29,347 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:41:29,349 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:41:29,351 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:41:29,353 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:41:29,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:41:29,356 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:41:29,358 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:41:29,361 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:41:29,362 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:41:29,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:41:29,367 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:41:29,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:41:29,374 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:41:29,386 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:41:29,387 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:41:29,389 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:41:29,394 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:41:29,395 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:41:29,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:41:29,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:41:29,410 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:41:29,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:41:29,412 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:41:29,414 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:41:29,417 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:41:29,419 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:41:29,424 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:41:29,426 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:41:29,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:41:29,427 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:41:29,428 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:41:29,431 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:41:29,432 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:41:29,433 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-29 04:41:29,492 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:41:29,493 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:41:29,495 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:41:29,495 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:41:29,495 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:41:29,496 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:41:29,496 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:41:29,496 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:41:29,497 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:41:29,499 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:41:29,501 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:41:29,501 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:41:29,502 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 04:41:29,502 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:41:29,502 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:41:29,502 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 04:41:29,503 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 04:41:29,503 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 04:41:29,503 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:41:29,504 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:41:29,504 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:41:29,504 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:41:29,504 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:41:29,505 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:41:29,505 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 04:41:29,505 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:41:29,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:41:29,506 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:41:29,506 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:41:29,507 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:41:29,507 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:41:29,507 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:41:29,508 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:41:29,508 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_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef23f0df5a6b5f5e3f2540f5be582dd0a4a0334d581647e6cdee1f02d4670491 [2021-10-29 04:41:29,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:41:29,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:41:29,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:41:29,937 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:41:29,938 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:41:29,939 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/busybox-1.22.0/logname-1.i [2021-10-29 04:41:30,009 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/bin/utaipan-SDwSMHVbGG/data/0d4ea3e05/b12d666434d7472db701632a5b3f9130/FLAG703b485e2 [2021-10-29 04:41:30,820 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:41:30,821 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/sv-benchmarks/c/busybox-1.22.0/logname-1.i [2021-10-29 04:41:30,851 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/bin/utaipan-SDwSMHVbGG/data/0d4ea3e05/b12d666434d7472db701632a5b3f9130/FLAG703b485e2 [2021-10-29 04:41:30,931 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b0694-8fd0-45b6-b2ab-1ea9f9786bfd/bin/utaipan-SDwSMHVbGG/data/0d4ea3e05/b12d666434d7472db701632a5b3f9130 [2021-10-29 04:41:30,934 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:41:30,942 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:41:30,947 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:41:30,947 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:41:30,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:41:30,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:41:30" (1/1) ... [2021-10-29 04:41:30,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35c6543a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:41:30, skipping insertion in model container [2021-10-29 04:41:30,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:41:30" (1/1) ... [2021-10-29 04:41:30,966 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:41:31,067 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:41:32,427 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 [2021-10-29 04:41:32,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4e709eb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:41:32, skipping insertion in model container [2021-10-29 04:41:32,428 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:41:32,428 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 04:41:32,431 INFO L168 Benchmark]: Toolchain (without parser) took 1487.27 ms. Allocated memory is still 90.2 MB. Free memory was 51.8 MB in the beginning and 61.6 MB in the end (delta: -9.8 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:41:32,432 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 90.2 MB. Free memory was 72.5 MB in the beginning and 72.4 MB in the end (delta: 136.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:41:32,433 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1481.74 ms. Allocated memory is still 90.2 MB. Free memory was 51.7 MB in the beginning and 61.8 MB in the end (delta: -10.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:41:32,435 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 90.2 MB. Free memory was 72.5 MB in the beginning and 72.4 MB in the end (delta: 136.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1481.74 ms. Allocated memory is still 90.2 MB. Free memory was 51.7 MB in the beginning and 61.8 MB in the end (delta: -10.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 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...