./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/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_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/bin/utaipan-SDwSMHVbGG/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/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_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/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 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c ......................................................................................................................................... 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_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/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_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/bin/utaipan-SDwSMHVbGG/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/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_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/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 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:38:23,491 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:38:23,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:38:23,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:38:23,553 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:38:23,554 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:38:23,556 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:38:23,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:38:23,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:38:23,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:38:23,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:38:23,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:38:23,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:38:23,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:38:23,571 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:38:23,573 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:38:23,574 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:38:23,576 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:38:23,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:38:23,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:38:23,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:38:23,585 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:38:23,587 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:38:23,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:38:23,593 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:38:23,594 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:38:23,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:38:23,596 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:38:23,596 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:38:23,598 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:38:23,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:38:23,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:38:23,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:38:23,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:38:23,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:38:23,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:38:23,605 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:38:23,606 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:38:23,606 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:38:23,608 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:38:23,609 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:38:23,610 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-29 05:38:23,655 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:38:23,656 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:38:23,658 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:38:23,658 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:38:23,659 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:38:23,659 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:38:23,659 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:38:23,660 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:38:23,660 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:38:23,660 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:38:23,662 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:38:23,662 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:38:23,662 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:38:23,663 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:38:23,663 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:38:23,664 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 05:38:23,664 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 05:38:23,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:38:23,665 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 05:38:23,665 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:38:23,665 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:38:23,666 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 05:38:23,666 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 05:38:23,666 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 05:38:23,667 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:38:23,667 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:38:23,669 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:38:23,669 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:38:23,669 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:38:23,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:38:23,670 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:38:23,671 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:38:23,671 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:38:23,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:38:23,671 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:38:23,672 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:38:23,672 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_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c [2021-10-29 05:38:24,045 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:38:24,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:38:24,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:38:24,084 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:38:24,085 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:38:24,086 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-10-29 05:38:24,183 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/bin/utaipan-SDwSMHVbGG/data/e14165ce2/b58ce4401a5b42e0b366f532f57e8f19/FLAG0220c609a [2021-10-29 05:38:25,184 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:38:25,185 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-10-29 05:38:25,215 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/bin/utaipan-SDwSMHVbGG/data/e14165ce2/b58ce4401a5b42e0b366f532f57e8f19/FLAG0220c609a [2021-10-29 05:38:25,704 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/bin/utaipan-SDwSMHVbGG/data/e14165ce2/b58ce4401a5b42e0b366f532f57e8f19 [2021-10-29 05:38:25,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:38:25,708 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:38:25,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:38:25,714 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:38:25,718 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:38:25,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:38:25" (1/1) ... [2021-10-29 05:38:25,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ce2768f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:38:25, skipping insertion in model container [2021-10-29 05:38:25,722 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:38:25" (1/1) ... [2021-10-29 05:38:25,733 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:38:25,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:38:27,848 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-10-29 05:38:27,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5da2e905 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:38:27, skipping insertion in model container [2021-10-29 05:38:27,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:38:27,851 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:38:27,853 INFO L168 Benchmark]: Toolchain (without parser) took 2143.91 ms. Allocated memory is still 102.8 MB. Free memory was 57.8 MB in the beginning and 65.9 MB in the end (delta: -8.1 MB). Peak memory consumption was 5.9 MB. Max. memory is 16.1 GB. [2021-10-29 05:38:27,854 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 102.8 MB. Free memory was 78.4 MB in the beginning and 78.3 MB in the end (delta: 63.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:38:27,855 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2138.88 ms. Allocated memory is still 102.8 MB. Free memory was 57.6 MB in the beginning and 65.9 MB in the end (delta: -8.3 MB). Peak memory consumption was 5.9 MB. Max. memory is 16.1 GB. [2021-10-29 05:38:27,857 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 102.8 MB. Free memory was 78.4 MB in the beginning and 78.3 MB in the end (delta: 63.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2138.88 ms. Allocated memory is still 102.8 MB. Free memory was 57.6 MB in the beginning and 65.9 MB in the end (delta: -8.3 MB). Peak memory consumption was 5.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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 05:38:30,510 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:38:30,513 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:38:30,571 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:38:30,572 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:38:30,576 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:38:30,580 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:38:30,587 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:38:30,591 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:38:30,602 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:38:30,603 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:38:30,605 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:38:30,605 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:38:30,607 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:38:30,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:38:30,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:38:30,612 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:38:30,613 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:38:30,616 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:38:30,619 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:38:30,622 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:38:30,624 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:38:30,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:38:30,627 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:38:30,632 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:38:30,632 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:38:30,633 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:38:30,634 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:38:30,635 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:38:30,637 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:38:30,637 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:38:30,639 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:38:30,640 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:38:30,641 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:38:30,643 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:38:30,643 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:38:30,645 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:38:30,645 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:38:30,646 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:38:30,647 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:38:30,648 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:38:30,650 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-29 05:38:30,697 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:38:30,700 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:38:30,702 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:38:30,702 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:38:30,702 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:38:30,702 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:38:30,703 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:38:30,703 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:38:30,703 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:38:30,705 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 05:38:30,706 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 05:38:30,707 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:38:30,707 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 05:38:30,708 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:38:30,708 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:38:30,708 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 05:38:30,708 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 05:38:30,709 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 05:38:30,709 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:38:30,709 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:38:30,710 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:38:30,710 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:38:30,710 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:38:30,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:38:30,711 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:38:30,711 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:38:30,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:38:30,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:38:30,712 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:38:30,712 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:38:30,713 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:38:30,713 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:38:30,713 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:38:30,714 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_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c [2021-10-29 05:38:31,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:38:31,280 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:38:31,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:38:31,285 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:38:31,286 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:38:31,287 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-10-29 05:38:31,367 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/bin/utaipan-SDwSMHVbGG/data/9e58a0936/3653bdd883d246698dd4d09553d8c119/FLAGee5a02076 [2021-10-29 05:38:32,267 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:38:32,270 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-10-29 05:38:32,317 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/bin/utaipan-SDwSMHVbGG/data/9e58a0936/3653bdd883d246698dd4d09553d8c119/FLAGee5a02076 [2021-10-29 05:38:32,814 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9eeb5b4-d7f4-48f5-9258-c1099dfffb42/bin/utaipan-SDwSMHVbGG/data/9e58a0936/3653bdd883d246698dd4d09553d8c119 [2021-10-29 05:38:32,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:38:32,819 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:38:32,821 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:38:32,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:38:32,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:38:32,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:38:32" (1/1) ... [2021-10-29 05:38:32,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6743595a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:38:32, skipping insertion in model container [2021-10-29 05:38:32,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:38:32" (1/1) ... [2021-10-29 05:38:32,838 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:38:32,929 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:38:34,583 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-10-29 05:38:34,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2a4b6cba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:38:34, skipping insertion in model container [2021-10-29 05:38:34,585 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:38:34,586 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:38:34,589 INFO L168 Benchmark]: Toolchain (without parser) took 1767.74 ms. Allocated memory is still 79.7 MB. Free memory was 58.2 MB in the beginning and 49.2 MB in the end (delta: 9.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 05:38:34,590 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 79.7 MB. Free memory is still 59.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:38:34,591 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1764.61 ms. Allocated memory is still 79.7 MB. Free memory was 57.9 MB in the beginning and 49.2 MB in the end (delta: 8.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 05:38:34,593 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 79.7 MB. Free memory is still 59.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1764.61 ms. Allocated memory is still 79.7 MB. Free memory was 57.9 MB in the beginning and 49.2 MB in the end (delta: 8.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...