./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.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_00450d7f-1427-493b-bbb8-851e08cbddaa/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_00450d7f-1427-493b-bbb8-851e08cbddaa/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_00450d7f-1427-493b-bbb8-851e08cbddaa/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_00450d7f-1427-493b-bbb8-851e08cbddaa/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_00450d7f-1427-493b-bbb8-851e08cbddaa/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_00450d7f-1427-493b-bbb8-851e08cbddaa/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 4a7ac35952023502a32796c64c36ef5572d7972b ..................................................................................................................................................... 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_00450d7f-1427-493b-bbb8-851e08cbddaa/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_00450d7f-1427-493b-bbb8-851e08cbddaa/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_00450d7f-1427-493b-bbb8-851e08cbddaa/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_00450d7f-1427-493b-bbb8-851e08cbddaa/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_00450d7f-1427-493b-bbb8-851e08cbddaa/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_00450d7f-1427-493b-bbb8-851e08cbddaa/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 4a7ac35952023502a32796c64c36ef5572d7972b ..................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:00:57,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:00:57,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:00:57,580 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:00:57,580 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:00:57,581 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:00:57,583 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:00:57,585 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:00:57,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:00:57,588 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:00:57,589 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:00:57,591 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:00:57,591 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:00:57,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:00:57,593 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:00:57,594 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:00:57,595 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:00:57,596 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:00:57,598 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:00:57,600 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:00:57,602 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:00:57,608 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:00:57,610 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:00:57,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:00:57,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:00:57,616 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:00:57,617 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:00:57,618 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:00:57,620 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:00:57,621 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:00:57,621 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:00:57,622 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:00:57,624 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:00:57,625 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:00:57,627 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:00:57,627 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:00:57,628 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:00:57,629 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:00:57,629 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:00:57,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:00:57,631 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:00:57,634 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_00450d7f-1427-493b-bbb8-851e08cbddaa/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-22 13:00:57,674 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:00:57,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:00:57,675 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:00:57,675 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:00:57,675 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:00:57,675 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:00:57,675 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:00:57,676 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:00:57,676 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:00:57,676 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:00:57,677 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:00:57,677 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:00:57,677 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:00:57,677 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:00:57,677 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:00:57,678 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:00:57,678 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:00:57,678 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:00:57,678 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:00:57,679 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:00:57,680 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:00:57,681 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:00:57,681 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:00:57,681 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:00:57,682 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:00:57,682 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:00:57,682 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:00:57,682 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:00:57,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:00:57,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:00:57,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:00:57,685 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:00:57,685 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:00:57,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:00:57,685 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:00:57,686 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:00:57,686 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:00:57,686 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-22 13:00:57,686 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_00450d7f-1427-493b-bbb8-851e08cbddaa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_00450d7f-1427-493b-bbb8-851e08cbddaa/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a7ac35952023502a32796c64c36ef5572d7972b [2020-11-22 13:00:57,946 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:00:57,976 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:00:57,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:00:57,982 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:00:57,982 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:00:57,983 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_00450d7f-1427-493b-bbb8-851e08cbddaa/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-11-22 13:00:58,056 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_00450d7f-1427-493b-bbb8-851e08cbddaa/bin/utaipan/data/312f349d1/30bbb1db433442939c06bc02a0be8dbd/FLAG1d3b9f15a [2020-11-22 13:00:59,275 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:00:59,276 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_00450d7f-1427-493b-bbb8-851e08cbddaa/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-11-22 13:00:59,373 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_00450d7f-1427-493b-bbb8-851e08cbddaa/bin/utaipan/data/312f349d1/30bbb1db433442939c06bc02a0be8dbd/FLAG1d3b9f15a [2020-11-22 13:00:59,871 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_00450d7f-1427-493b-bbb8-851e08cbddaa/bin/utaipan/data/312f349d1/30bbb1db433442939c06bc02a0be8dbd [2020-11-22 13:00:59,873 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:00:59,874 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:00:59,876 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:00:59,876 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:00:59,879 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:00:59,880 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:00:59" (1/1) ... [2020-11-22 13:00:59,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40f92e31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:00:59, skipping insertion in model container [2020-11-22 13:00:59,882 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:00:59" (1/1) ... [2020-11-22 13:00:59,888 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:01:00,182 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:01:00,939 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4696] [2020-11-22 13:01:03,022 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:01:03,041 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:01:03,064 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:01:03,064 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:01:03,078 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:01:03,090 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:01:03,103 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:01:03,159 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:01:03,184 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:01:03,258 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:01:03,305 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:01:03,309 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-22 13:01:03,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1b0a8194 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:03, skipping insertion in model container [2020-11-22 13:01:03,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:01:03,311 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:01:03,326 INFO L168 Benchmark]: Toolchain (without parser) took 3449.47 ms. Allocated memory was 107.0 MB in the beginning and 153.1 MB in the end (delta: 46.1 MB). Free memory was 58.2 MB in the beginning and 91.7 MB in the end (delta: -33.5 MB). Peak memory consumption was 49.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:03,326 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 88.1 MB. Free memory is still 44.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:01:03,328 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3434.81 ms. Allocated memory was 107.0 MB in the beginning and 153.1 MB in the end (delta: 46.1 MB). Free memory was 58.2 MB in the beginning and 91.7 MB in the end (delta: -33.5 MB). Peak memory consumption was 49.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:03,329 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 88.1 MB. Free memory is still 44.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3434.81 ms. Allocated memory was 107.0 MB in the beginning and 153.1 MB in the end (delta: 46.1 MB). Free memory was 58.2 MB in the beginning and 91.7 MB in the end (delta: -33.5 MB). Peak memory consumption was 49.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9602]: 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 [2020-11-22 13:01:05,534 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:01:05,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:01:05,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:01:05,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:01:05,590 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:01:05,592 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:01:05,596 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:01:05,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:01:05,605 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:01:05,606 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:01:05,611 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:01:05,612 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:01:05,617 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:01:05,618 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:01:05,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:01:05,621 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:01:05,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:01:05,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:01:05,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:01:05,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:01:05,635 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:01:05,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:01:05,640 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:01:05,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:01:05,643 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:01:05,643 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:01:05,644 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:01:05,645 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:01:05,646 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:01:05,646 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:01:05,647 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:01:05,648 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:01:05,649 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:01:05,650 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:01:05,650 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:01:05,651 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:01:05,651 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:01:05,651 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:01:05,652 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:01:05,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:01:05,653 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_00450d7f-1427-493b-bbb8-851e08cbddaa/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-22 13:01:05,678 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:01:05,680 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:01:05,682 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:01:05,682 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:01:05,683 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:01:05,683 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:01:05,683 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:01:05,683 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:01:05,683 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:01:05,685 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:01:05,686 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:01:05,686 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:01:05,686 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:01:05,686 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:01:05,687 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:01:05,687 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:01:05,687 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:01:05,687 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:01:05,687 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:01:05,688 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:01:05,688 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:01:05,688 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:01:05,688 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:01:05,689 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:01:05,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:01:05,689 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:01:05,689 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:01:05,689 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:01:05,690 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:01:05,697 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:01:05,698 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:01:05,698 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:01:05,698 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:01:05,698 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_00450d7f-1427-493b-bbb8-851e08cbddaa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_00450d7f-1427-493b-bbb8-851e08cbddaa/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a7ac35952023502a32796c64c36ef5572d7972b [2020-11-22 13:01:06,066 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:01:06,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:01:06,095 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:01:06,096 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:01:06,097 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:01:06,097 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_00450d7f-1427-493b-bbb8-851e08cbddaa/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-11-22 13:01:06,164 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_00450d7f-1427-493b-bbb8-851e08cbddaa/bin/utaipan/data/42171c30d/176d65ba42cf4094b97d9c31e34feeaf/FLAG5d064548e [2020-11-22 13:01:07,571 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:01:07,573 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_00450d7f-1427-493b-bbb8-851e08cbddaa/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-11-22 13:01:07,681 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_00450d7f-1427-493b-bbb8-851e08cbddaa/bin/utaipan/data/42171c30d/176d65ba42cf4094b97d9c31e34feeaf/FLAG5d064548e [2020-11-22 13:01:07,986 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_00450d7f-1427-493b-bbb8-851e08cbddaa/bin/utaipan/data/42171c30d/176d65ba42cf4094b97d9c31e34feeaf [2020-11-22 13:01:07,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:01:07,990 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:01:07,991 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:01:07,991 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:01:07,995 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:01:07,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:01:07" (1/1) ... [2020-11-22 13:01:08,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19f5959c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:08, skipping insertion in model container [2020-11-22 13:01:08,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:01:07" (1/1) ... [2020-11-22 13:01:08,012 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:01:08,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:01:08,978 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4696] [2020-11-22 13:01:11,827 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-22 13:01:11,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@13e2bb23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:11, skipping insertion in model container [2020-11-22 13:01:11,828 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:01:11,828 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:01:11,831 INFO L168 Benchmark]: Toolchain (without parser) took 3839.62 ms. Allocated memory was 86.0 MB in the beginning and 111.1 MB in the end (delta: 25.2 MB). Free memory was 43.8 MB in the beginning and 42.6 MB in the end (delta: 1.2 MB). Peak memory consumption was 43.4 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:11,832 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 58.7 MB. Free memory was 40.7 MB in the beginning and 40.7 MB in the end (delta: 43.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:01:11,833 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3837.27 ms. Allocated memory was 86.0 MB in the beginning and 111.1 MB in the end (delta: 25.2 MB). Free memory was 43.6 MB in the beginning and 42.6 MB in the end (delta: 947.6 kB). Peak memory consumption was 41.3 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:11,835 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 58.7 MB. Free memory was 40.7 MB in the beginning and 40.7 MB in the end (delta: 43.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3837.27 ms. Allocated memory was 86.0 MB in the beginning and 111.1 MB in the end (delta: 25.2 MB). Free memory was 43.6 MB in the beginning and 42.6 MB in the end (delta: 947.6 kB). Peak memory consumption was 41.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9602]: 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...