./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/cut-3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48d339b2-13e6-47f9-9eed-f2f53046b2fc/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48d339b2-13e6-47f9-9eed-f2f53046b2fc/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48d339b2-13e6-47f9-9eed-f2f53046b2fc/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48d339b2-13e6-47f9-9eed-f2f53046b2fc/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/cut-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48d339b2-13e6-47f9-9eed-f2f53046b2fc/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48d339b2-13e6-47f9-9eed-f2f53046b2fc/bin/utaipan-WLngWcDbfI --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 4335102d1b963feea85faac1bb8f23e07262df2e ......................................................................................................................................... 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_48d339b2-13e6-47f9-9eed-f2f53046b2fc/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48d339b2-13e6-47f9-9eed-f2f53046b2fc/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48d339b2-13e6-47f9-9eed-f2f53046b2fc/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48d339b2-13e6-47f9-9eed-f2f53046b2fc/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/cut-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48d339b2-13e6-47f9-9eed-f2f53046b2fc/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48d339b2-13e6-47f9-9eed-f2f53046b2fc/bin/utaipan-WLngWcDbfI --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 4335102d1b963feea85faac1bb8f23e07262df2e ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:24:30,203 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:24:30,205 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:24:30,255 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:24:30,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:24:30,261 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:24:30,264 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:24:30,268 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:24:30,271 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:24:30,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:24:30,278 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:24:30,279 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:24:30,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:24:30,282 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:24:30,284 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:24:30,286 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:24:30,287 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:24:30,291 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:24:30,293 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:24:30,301 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:24:30,303 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:24:30,305 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:24:30,308 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:24:30,309 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:24:30,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:24:30,318 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:24:30,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:24:30,320 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:24:30,321 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:24:30,323 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:24:30,323 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:24:30,324 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:24:30,326 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:24:30,327 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:24:30,328 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:24:30,329 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:24:30,330 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:24:30,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:24:30,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:24:30,331 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:24:30,332 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:24:30,334 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48d339b2-13e6-47f9-9eed-f2f53046b2fc/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-11 02:24:30,377 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:24:30,377 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:24:30,378 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:24:30,385 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:24:30,385 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:24:30,385 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:24:30,386 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:24:30,386 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:24:30,386 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:24:30,386 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:24:30,387 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:24:30,387 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:24:30,388 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:24:30,388 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:24:30,388 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:24:30,389 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:24:30,389 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:24:30,389 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:24:30,389 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:24:30,390 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:24:30,390 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:24:30,390 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:24:30,390 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:24:30,390 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 02:24:30,390 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:24:30,391 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:24:30,391 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:24:30,391 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:24:30,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:24:30,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:24:30,392 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:24:30,392 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:24:30,392 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:24:30,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:24:30,393 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:24:30,393 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:24:30,393 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_48d339b2-13e6-47f9-9eed-f2f53046b2fc/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48d339b2-13e6-47f9-9eed-f2f53046b2fc/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4335102d1b963feea85faac1bb8f23e07262df2e [2021-10-11 02:24:30,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:24:30,743 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:24:30,746 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:24:30,747 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:24:30,748 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:24:30,749 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48d339b2-13e6-47f9-9eed-f2f53046b2fc/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/busybox-1.22.0/cut-3.i [2021-10-11 02:24:30,817 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48d339b2-13e6-47f9-9eed-f2f53046b2fc/bin/utaipan-WLngWcDbfI/data/c5fcb9c57/6cd695d322b8405a9f4b17af24ce132c/FLAG2b1a19e73 [2021-10-11 02:24:31,617 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:24:31,617 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48d339b2-13e6-47f9-9eed-f2f53046b2fc/sv-benchmarks/c/busybox-1.22.0/cut-3.i [2021-10-11 02:24:31,659 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48d339b2-13e6-47f9-9eed-f2f53046b2fc/bin/utaipan-WLngWcDbfI/data/c5fcb9c57/6cd695d322b8405a9f4b17af24ce132c/FLAG2b1a19e73 [2021-10-11 02:24:31,692 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48d339b2-13e6-47f9-9eed-f2f53046b2fc/bin/utaipan-WLngWcDbfI/data/c5fcb9c57/6cd695d322b8405a9f4b17af24ce132c [2021-10-11 02:24:31,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:24:31,698 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:24:31,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:31,703 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:24:31,706 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:24:31,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:31" (1/1) ... [2021-10-11 02:24:31,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d9dd13c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:31, skipping insertion in model container [2021-10-11 02:24:31,711 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:31" (1/1) ... [2021-10-11 02:24:31,719 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:24:31,823 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:33,196 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-11 02:24:33,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@e99a51a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:33, skipping insertion in model container [2021-10-11 02:24:33,198 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:33,199 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:24:33,202 INFO L168 Benchmark]: Toolchain (without parser) took 1501.87 ms. Allocated memory is still 123.7 MB. Free memory was 79.0 MB in the beginning and 81.2 MB in the end (delta: -2.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:33,202 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 123.7 MB. Free memory is still 100.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:24:33,205 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1495.76 ms. Allocated memory is still 123.7 MB. Free memory was 78.8 MB in the beginning and 81.2 MB in the end (delta: -2.4 MB). Peak memory consumption was 12.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:33,207 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 123.7 MB. Free memory is still 100.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1495.76 ms. Allocated memory is still 123.7 MB. Free memory was 78.8 MB in the beginning and 81.2 MB in the end (delta: -2.4 MB). Peak memory consumption was 12.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2324]: 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 0.2.0-7b2dab5 [2021-10-11 02:24:35,426 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:24:35,429 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:24:35,479 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:24:35,480 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:24:35,485 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:24:35,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:24:35,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:24:35,495 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:24:35,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:24:35,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:24:35,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:24:35,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:24:35,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:24:35,511 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:24:35,513 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:24:35,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:24:35,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:24:35,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:24:35,531 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:24:35,533 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:24:35,536 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:24:35,540 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:24:35,542 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:24:35,550 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:24:35,551 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:24:35,551 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:24:35,553 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:24:35,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:24:35,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:24:35,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:24:35,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:24:35,558 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:24:35,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:24:35,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:24:35,561 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:24:35,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:24:35,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:24:35,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:24:35,564 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:24:35,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:24:35,566 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48d339b2-13e6-47f9-9eed-f2f53046b2fc/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-11 02:24:35,614 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:24:35,614 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:24:35,615 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:24:35,615 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:24:35,616 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:24:35,616 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:24:35,616 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:24:35,616 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:24:35,617 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:24:35,617 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:24:35,618 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:24:35,618 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:24:35,618 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:24:35,618 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:24:35,619 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:24:35,619 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:24:35,619 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:24:35,619 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 02:24:35,619 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:24:35,620 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:24:35,620 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:24:35,620 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:24:35,620 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:24:35,620 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:24:35,621 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:24:35,621 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:24:35,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:24:35,621 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:24:35,622 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:24:35,622 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:24:35,622 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:24:35,622 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:24:35,623 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:24:35,623 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_48d339b2-13e6-47f9-9eed-f2f53046b2fc/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48d339b2-13e6-47f9-9eed-f2f53046b2fc/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4335102d1b963feea85faac1bb8f23e07262df2e [2021-10-11 02:24:35,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:24:36,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:24:36,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:24:36,022 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:24:36,023 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:24:36,024 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48d339b2-13e6-47f9-9eed-f2f53046b2fc/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/busybox-1.22.0/cut-3.i [2021-10-11 02:24:36,101 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48d339b2-13e6-47f9-9eed-f2f53046b2fc/bin/utaipan-WLngWcDbfI/data/a43813dd8/17311a245fa54076b220f342eb9ef9a1/FLAG7f99c9e1a [2021-10-11 02:24:36,847 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:24:36,850 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48d339b2-13e6-47f9-9eed-f2f53046b2fc/sv-benchmarks/c/busybox-1.22.0/cut-3.i [2021-10-11 02:24:36,896 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48d339b2-13e6-47f9-9eed-f2f53046b2fc/bin/utaipan-WLngWcDbfI/data/a43813dd8/17311a245fa54076b220f342eb9ef9a1/FLAG7f99c9e1a [2021-10-11 02:24:36,958 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48d339b2-13e6-47f9-9eed-f2f53046b2fc/bin/utaipan-WLngWcDbfI/data/a43813dd8/17311a245fa54076b220f342eb9ef9a1 [2021-10-11 02:24:36,961 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:24:36,964 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:24:36,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:36,968 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:24:36,972 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:24:36,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:36" (1/1) ... [2021-10-11 02:24:36,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17e543f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:36, skipping insertion in model container [2021-10-11 02:24:36,979 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:36" (1/1) ... [2021-10-11 02:24:36,986 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:24:37,113 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:38,414 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-11 02:24:38,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1d26acd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:38, skipping insertion in model container [2021-10-11 02:24:38,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:38,415 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:24:38,417 INFO L168 Benchmark]: Toolchain (without parser) took 1452.20 ms. Allocated memory is still 90.2 MB. Free memory was 49.3 MB in the beginning and 58.9 MB in the end (delta: -9.6 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:38,418 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 90.2 MB. Free memory is still 71.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:24:38,419 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1447.51 ms. Allocated memory is still 90.2 MB. Free memory was 49.1 MB in the beginning and 58.9 MB in the end (delta: -9.7 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:38,420 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 90.2 MB. Free memory is still 71.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1447.51 ms. Allocated memory is still 90.2 MB. Free memory was 49.1 MB in the beginning and 58.9 MB in the end (delta: -9.7 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2324]: 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...