./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-au0828-au0828.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-au0828-au0828.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 621d11457770dcb1e5eab6f8306bef30b9b2e6c6 ...................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-au0828-au0828.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 621d11457770dcb1e5eab6f8306bef30b9b2e6c6 .................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:29:46,881 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:29:46,883 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:29:46,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:29:46,936 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:29:46,940 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:29:46,943 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:29:46,947 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:29:46,950 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:29:46,955 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:29:46,963 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:29:46,966 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:29:46,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:29:46,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:29:46,971 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:29:46,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:29:46,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:29:46,982 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:29:46,986 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:29:46,993 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:29:46,995 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:29:46,997 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:29:46,999 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:29:47,000 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:29:47,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:29:47,010 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:29:47,010 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:29:47,012 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:29:47,013 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:29:47,014 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:29:47,014 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:29:47,016 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:29:47,018 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:29:47,019 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:29:47,020 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:29:47,021 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:29:47,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:29:47,022 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:29:47,022 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:29:47,023 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:29:47,024 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:29:47,026 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-28 07:29:47,067 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:29:47,072 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:29:47,074 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:29:47,074 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:29:47,074 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:29:47,075 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:29:47,075 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-28 07:29:47,075 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:29:47,075 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:29:47,075 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-28 07:29:47,076 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-28 07:29:47,077 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:29:47,077 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-28 07:29:47,077 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-28 07:29:47,078 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-28 07:29:47,078 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:29:47,079 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 07:29:47,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:29:47,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:29:47,079 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:29:47,079 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:29:47,080 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:29:47,080 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:29:47,080 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:29:47,080 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:29:47,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:29:47,081 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:29:47,081 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:29:47,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:29:47,083 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:29:47,083 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:29:47,083 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:29:47,084 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-28 07:29:47,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 07:29:47,084 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:29:47,084 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:29:47,085 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:29:47,085 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-28 07:29:47,085 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-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 621d11457770dcb1e5eab6f8306bef30b9b2e6c6 [2020-11-28 07:29:47,402 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:29:47,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:29:47,438 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:29:47,439 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:29:47,443 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:29:47,443 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-au0828-au0828.cil.i [2020-11-28 07:29:47,541 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/bin/utaipan/data/dc5d8125c/b270aed44f1c40fda7c24c4389a0c7b1/FLAG9646366d3 [2020-11-28 07:29:48,682 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:29:48,684 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-au0828-au0828.cil.i [2020-11-28 07:29:48,766 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/bin/utaipan/data/dc5d8125c/b270aed44f1c40fda7c24c4389a0c7b1/FLAG9646366d3 [2020-11-28 07:29:48,924 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/bin/utaipan/data/dc5d8125c/b270aed44f1c40fda7c24c4389a0c7b1 [2020-11-28 07:29:48,928 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:29:48,930 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:29:48,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:29:48,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:29:48,938 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:29:48,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:29:48" (1/1) ... [2020-11-28 07:29:48,941 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c26f919 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:29:48, skipping insertion in model container [2020-11-28 07:29:48,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:29:48" (1/1) ... [2020-11-28 07:29:48,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:29:49,238 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:29:50,542 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:50,563 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:50,992 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,005 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,007 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,008 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,022 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,024 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,027 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,033 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,107 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,124 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,151 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,172 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,190 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,205 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,644 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,645 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,645 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,646 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,646 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,647 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,647 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,648 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,652 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,653 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,653 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,655 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,655 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,656 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,656 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,657 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,657 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,658 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,658 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,660 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,664 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,665 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,729 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,734 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,941 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,983 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:51,993 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:52,020 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:52,025 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:52,029 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:52,032 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:52,587 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:52,606 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:52,608 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:52,668 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:52,681 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:52,688 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:52,696 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:52,705 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:52,794 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:52,795 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:52,803 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:52,823 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:52,831 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:52,839 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:29:52,870 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 07:29:52,871 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@11491e34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:29:52, skipping insertion in model container [2020-11-28 07:29:52,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:29:52,872 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:29:52,874 INFO L168 Benchmark]: Toolchain (without parser) took 3942.76 ms. Allocated memory was 96.5 MB in the beginning and 174.1 MB in the end (delta: 77.6 MB). Free memory was 45.5 MB in the beginning and 118.1 MB in the end (delta: -72.7 MB). Peak memory consumption was 55.0 MB. Max. memory is 16.1 GB. [2020-11-28 07:29:52,875 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 96.5 MB. Free memory was 54.6 MB in the beginning and 54.5 MB in the end (delta: 44.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:29:52,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3937.92 ms. Allocated memory was 96.5 MB in the beginning and 174.1 MB in the end (delta: 77.6 MB). Free memory was 45.1 MB in the beginning and 118.1 MB in the end (delta: -73.0 MB). Peak memory consumption was 55.0 MB. Max. memory is 16.1 GB. [2020-11-28 07:29:52,878 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 96.5 MB. Free memory was 54.6 MB in the beginning and 54.5 MB in the end (delta: 44.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3937.92 ms. Allocated memory was 96.5 MB in the beginning and 174.1 MB in the end (delta: 77.6 MB). Free memory was 45.1 MB in the beginning and 118.1 MB in the end (delta: -73.0 MB). Peak memory consumption was 55.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15181]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:29:55,213 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:29:55,215 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:29:55,248 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:29:55,248 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:29:55,250 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:29:55,251 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:29:55,254 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:29:55,256 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:29:55,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:29:55,259 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:29:55,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:29:55,272 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:29:55,274 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:29:55,275 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:29:55,277 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:29:55,278 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:29:55,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:29:55,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:29:55,284 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:29:55,286 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:29:55,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:29:55,295 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:29:55,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:29:55,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:29:55,306 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:29:55,307 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:29:55,308 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:29:55,310 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:29:55,311 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:29:55,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:29:55,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:29:55,314 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:29:55,315 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:29:55,317 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:29:55,317 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:29:55,318 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:29:55,319 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:29:55,319 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:29:55,321 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:29:55,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:29:55,323 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-28 07:29:55,367 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:29:55,372 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:29:55,374 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:29:55,374 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:29:55,374 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:29:55,375 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:29:55,375 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:29:55,375 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:29:55,375 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:29:55,377 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:29:55,378 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:29:55,378 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:29:55,379 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:29:55,379 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:29:55,379 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:29:55,379 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 07:29:55,379 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 07:29:55,380 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:29:55,380 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:29:55,380 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:29:55,380 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:29:55,381 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 07:29:55,381 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:29:55,381 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:29:55,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:29:55,382 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:29:55,382 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:29:55,382 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:29:55,382 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 07:29:55,383 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 07:29:55,383 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:29:55,383 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:29:55,383 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:29:55,383 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-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 621d11457770dcb1e5eab6f8306bef30b9b2e6c6 [2020-11-28 07:29:55,773 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:29:55,808 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:29:55,811 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:29:55,812 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:29:55,813 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:29:55,814 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-au0828-au0828.cil.i [2020-11-28 07:29:55,886 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/bin/utaipan/data/32573236c/869761127cc04459942cdb9a2a651a10/FLAGc94b2dab6 [2020-11-28 07:29:57,068 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:29:57,069 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-au0828-au0828.cil.i [2020-11-28 07:29:57,156 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/bin/utaipan/data/32573236c/869761127cc04459942cdb9a2a651a10/FLAGc94b2dab6 [2020-11-28 07:29:57,309 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_57d98c2c-6d4e-4f4d-b0ed-c17422b7bc0b/bin/utaipan/data/32573236c/869761127cc04459942cdb9a2a651a10 [2020-11-28 07:29:57,312 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:29:57,313 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:29:57,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:29:57,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:29:57,318 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:29:57,319 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:29:57" (1/1) ... [2020-11-28 07:29:57,321 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1330054f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:29:57, skipping insertion in model container [2020-11-28 07:29:57,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:29:57" (1/1) ... [2020-11-28 07:29:57,329 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:29:57,553 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:30:01,199 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 07:30:01,200 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4d0b7fab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:30:01, skipping insertion in model container [2020-11-28 07:30:01,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:30:01,200 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:30:01,203 INFO L168 Benchmark]: Toolchain (without parser) took 3887.82 ms. Allocated memory was 79.7 MB in the beginning and 178.3 MB in the end (delta: 98.6 MB). Free memory was 52.8 MB in the beginning and 111.3 MB in the end (delta: -58.5 MB). Peak memory consumption was 47.1 MB. Max. memory is 16.1 GB. [2020-11-28 07:30:01,203 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 60.8 MB. Free memory is still 42.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:30:01,204 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3885.60 ms. Allocated memory was 79.7 MB in the beginning and 178.3 MB in the end (delta: 98.6 MB). Free memory was 52.5 MB in the beginning and 111.3 MB in the end (delta: -58.7 MB). Peak memory consumption was 47.1 MB. Max. memory is 16.1 GB. [2020-11-28 07:30:01,207 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 60.8 MB. Free memory is still 42.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3885.60 ms. Allocated memory was 79.7 MB in the beginning and 178.3 MB in the end (delta: 98.6 MB). Free memory was 52.5 MB in the beginning and 111.3 MB in the end (delta: -58.7 MB). Peak memory consumption was 47.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15181]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...