./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/od-3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/bin/utaipan-q2qaUkNPG8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/od-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/bin/utaipan-q2qaUkNPG8 --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 3fb8e47919144301e6b751f02e9973abcc5e1f91 ......................................................................................................................................... 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_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/bin/utaipan-q2qaUkNPG8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/od-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/bin/utaipan-q2qaUkNPG8 --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 3fb8e47919144301e6b751f02e9973abcc5e1f91 ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 06:59:04,578 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:59:04,581 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:59:04,639 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:59:04,640 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:59:04,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:59:04,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:59:04,653 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:59:04,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:59:04,663 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:59:04,664 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:59:04,667 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:59:04,667 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:59:04,671 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:59:04,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:59:04,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:59:04,683 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:59:04,685 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:59:04,687 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:59:04,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:59:04,699 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:59:04,701 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:59:04,705 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:59:04,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:59:04,717 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:59:04,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:59:04,718 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:59:04,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:59:04,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:59:04,722 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:59:04,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:59:04,724 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:59:04,725 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:59:04,726 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:59:04,727 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:59:04,727 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:59:04,728 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:59:04,728 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:59:04,729 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:59:04,729 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:59:04,730 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:59:04,741 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-13 06:59:04,801 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:59:04,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:59:04,804 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:59:04,811 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:59:04,811 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:59:04,811 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:59:04,812 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 06:59:04,812 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:59:04,812 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:59:04,812 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 06:59:04,814 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 06:59:04,814 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:59:04,814 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 06:59:04,815 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 06:59:04,815 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 06:59:04,816 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 06:59:04,816 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 06:59:04,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:59:04,817 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 06:59:04,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 06:59:04,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:59:04,818 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 06:59:04,818 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 06:59:04,818 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 06:59:04,818 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:59:04,819 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:59:04,820 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:59:04,821 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:59:04,821 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:59:04,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:59:04,822 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:59:04,822 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:59:04,822 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 06:59:04,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 06:59:04,823 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:59:04,823 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:59:04,823 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_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3fb8e47919144301e6b751f02e9973abcc5e1f91 [2021-10-13 06:59:05,157 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:59:05,198 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:59:05,201 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:59:05,222 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:59:05,223 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:59:05,224 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/busybox-1.22.0/od-3.i [2021-10-13 06:59:05,330 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/bin/utaipan-q2qaUkNPG8/data/e16a0d593/50717931041e4ae09e009c859fe9e922/FLAGd36a97ace [2021-10-13 06:59:06,291 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:59:06,291 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/sv-benchmarks/c/busybox-1.22.0/od-3.i [2021-10-13 06:59:06,329 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/bin/utaipan-q2qaUkNPG8/data/e16a0d593/50717931041e4ae09e009c859fe9e922/FLAGd36a97ace [2021-10-13 06:59:06,773 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/bin/utaipan-q2qaUkNPG8/data/e16a0d593/50717931041e4ae09e009c859fe9e922 [2021-10-13 06:59:06,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:59:06,777 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:59:06,779 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:59:06,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:59:06,783 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:59:06,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:59:06" (1/1) ... [2021-10-13 06:59:06,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b8fbda9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:59:06, skipping insertion in model container [2021-10-13 06:59:06,785 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:59:06" (1/1) ... [2021-10-13 06:59:06,793 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:59:06,903 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:59:08,936 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-13 06:59:08,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3aef7953 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:59:08, skipping insertion in model container [2021-10-13 06:59:08,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 06:59:08,938 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 06:59:08,941 INFO L168 Benchmark]: Toolchain (without parser) took 2162.27 ms. Allocated memory was 96.5 MB in the beginning and 134.2 MB in the end (delta: 37.7 MB). Free memory was 55.5 MB in the beginning and 83.3 MB in the end (delta: -27.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 16.1 GB. [2021-10-13 06:59:08,942 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 96.5 MB. Free memory was 67.7 MB in the beginning and 67.7 MB in the end (delta: 32.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:59:08,943 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2158.85 ms. Allocated memory was 96.5 MB in the beginning and 134.2 MB in the end (delta: 37.7 MB). Free memory was 55.3 MB in the beginning and 83.3 MB in the end (delta: -28.0 MB). Peak memory consumption was 11.8 MB. Max. memory is 16.1 GB. [2021-10-13 06:59:08,947 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 96.5 MB. Free memory was 67.7 MB in the beginning and 67.7 MB in the end (delta: 32.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2158.85 ms. Allocated memory was 96.5 MB in the beginning and 134.2 MB in the end (delta: 37.7 MB). Free memory was 55.3 MB in the beginning and 83.3 MB in the end (delta: -28.0 MB). Peak memory consumption was 11.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2598]: 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-4e77c04 [2021-10-13 06:59:11,452 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:59:11,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:59:11,495 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:59:11,496 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:59:11,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:59:11,505 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:59:11,514 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:59:11,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:59:11,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:59:11,527 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:59:11,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:59:11,530 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:59:11,533 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:59:11,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:59:11,538 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:59:11,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:59:11,542 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:59:11,549 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:59:11,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:59:11,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:59:11,563 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:59:11,567 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:59:11,569 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:59:11,578 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:59:11,581 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:59:11,582 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:59:11,584 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:59:11,585 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:59:11,587 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:59:11,587 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:59:11,588 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:59:11,590 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:59:11,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:59:11,593 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:59:11,594 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:59:11,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:59:11,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:59:11,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:59:11,598 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:59:11,599 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:59:11,600 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-13 06:59:11,651 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:59:11,651 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:59:11,653 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:59:11,653 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:59:11,654 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:59:11,654 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:59:11,654 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:59:11,654 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:59:11,656 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:59:11,657 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 06:59:11,663 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 06:59:11,663 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:59:11,663 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 06:59:11,663 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 06:59:11,664 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:59:11,664 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 06:59:11,664 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 06:59:11,664 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 06:59:11,664 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:59:11,665 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:59:11,665 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 06:59:11,665 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 06:59:11,665 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:59:11,666 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:59:11,666 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 06:59:11,666 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:59:11,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:59:11,666 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:59:11,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:59:11,667 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 06:59:11,667 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 06:59:11,667 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:59:11,667 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:59:11,668 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_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3fb8e47919144301e6b751f02e9973abcc5e1f91 [2021-10-13 06:59:12,111 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:59:12,133 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:59:12,135 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:59:12,137 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:59:12,137 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:59:12,138 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/busybox-1.22.0/od-3.i [2021-10-13 06:59:12,219 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/bin/utaipan-q2qaUkNPG8/data/22d28fa86/2937c77832af4f82a5829cf2a18168d3/FLAG7b0b51ae9 [2021-10-13 06:59:13,272 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:59:13,273 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/sv-benchmarks/c/busybox-1.22.0/od-3.i [2021-10-13 06:59:13,315 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/bin/utaipan-q2qaUkNPG8/data/22d28fa86/2937c77832af4f82a5829cf2a18168d3/FLAG7b0b51ae9 [2021-10-13 06:59:13,682 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c88e6e0-a7cf-4b1a-ab81-81f76ef4242e/bin/utaipan-q2qaUkNPG8/data/22d28fa86/2937c77832af4f82a5829cf2a18168d3 [2021-10-13 06:59:13,685 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:59:13,689 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:59:13,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:59:13,694 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:59:13,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:59:13,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:59:13" (1/1) ... [2021-10-13 06:59:13,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44890afb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:59:13, skipping insertion in model container [2021-10-13 06:59:13,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:59:13" (1/1) ... [2021-10-13 06:59:13,711 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:59:13,876 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:59:16,164 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-13 06:59:16,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7c572be6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:59:16, skipping insertion in model container [2021-10-13 06:59:16,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 06:59:16,167 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 06:59:16,170 INFO L168 Benchmark]: Toolchain (without parser) took 2479.24 ms. Allocated memory was 54.5 MB in the beginning and 71.3 MB in the end (delta: 16.8 MB). Free memory was 25.1 MB in the beginning and 43.9 MB in the end (delta: -18.8 MB). Peak memory consumption was 11.9 MB. Max. memory is 16.1 GB. [2021-10-13 06:59:16,171 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 54.5 MB. Free memory is still 36.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:59:16,175 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2472.72 ms. Allocated memory was 54.5 MB in the beginning and 71.3 MB in the end (delta: 16.8 MB). Free memory was 24.9 MB in the beginning and 43.9 MB in the end (delta: -19.0 MB). Peak memory consumption was 11.9 MB. Max. memory is 16.1 GB. [2021-10-13 06:59:16,177 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 54.5 MB. Free memory is still 36.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2472.72 ms. Allocated memory was 54.5 MB in the beginning and 71.3 MB in the end (delta: 16.8 MB). Free memory was 24.9 MB in the beginning and 43.9 MB in the end (delta: -19.0 MB). Peak memory consumption was 11.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2598]: 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...