./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko_false-unreach-call.cil.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_640eeaf5-3d5d-4542-b6d1-4e0a8a634362/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_640eeaf5-3d5d-4542-b6d1-4e0a8a634362/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_640eeaf5-3d5d-4542-b6d1-4e0a8a634362/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_640eeaf5-3d5d-4542-b6d1-4e0a8a634362/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko_false-unreach-call.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_640eeaf5-3d5d-4542-b6d1-4e0a8a634362/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_640eeaf5-3d5d-4542-b6d1-4e0a8a634362/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 42e9cd6b935d970e7050e7634133daf622b99d25 ........................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: TYPE ERROR --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 09:53:56,326 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:53:56,327 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:53:56,335 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:53:56,335 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:53:56,336 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:53:56,337 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:53:56,338 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:53:56,339 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:53:56,339 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:53:56,340 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:53:56,340 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:53:56,341 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:53:56,341 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:53:56,342 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:53:56,343 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:53:56,343 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:53:56,344 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:53:56,346 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:53:56,347 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:53:56,347 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:53:56,348 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:53:56,350 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:53:56,350 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:53:56,350 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:53:56,351 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:53:56,352 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:53:56,352 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:53:56,353 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:53:56,353 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:53:56,354 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:53:56,354 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:53:56,354 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:53:56,354 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:53:56,355 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:53:56,355 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:53:56,356 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_640eeaf5-3d5d-4542-b6d1-4e0a8a634362/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2018-11-18 09:53:56,366 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:53:56,366 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:53:56,367 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:53:56,367 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 09:53:56,367 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 09:53:56,367 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 09:53:56,367 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 09:53:56,368 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 09:53:56,368 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 09:53:56,368 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 09:53:56,368 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-18 09:53:56,368 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 09:53:56,368 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 09:53:56,369 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 09:53:56,369 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:53:56,369 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 09:53:56,369 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:53:56,370 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:53:56,370 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:53:56,370 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:53:56,370 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:53:56,370 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:53:56,370 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:53:56,370 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:53:56,371 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 09:53:56,371 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:53:56,371 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 09:53:56,371 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 09:53:56,371 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:53:56,371 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:53:56,371 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:53:56,372 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 09:53:56,372 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:53:56,372 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 09:53:56,372 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 09:53:56,372 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-18 09:53:56,372 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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/working_dir_640eeaf5-3d5d-4542-b6d1-4e0a8a634362/bin-2019/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(__VERIFIER_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 -> 42e9cd6b935d970e7050e7634133daf622b99d25 [2018-11-18 09:53:56,397 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:53:56,406 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:53:56,409 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:53:56,410 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:53:56,410 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:53:56,411 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_640eeaf5-3d5d-4542-b6d1-4e0a8a634362/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko_false-unreach-call.cil.c [2018-11-18 09:53:56,455 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_640eeaf5-3d5d-4542-b6d1-4e0a8a634362/bin-2019/utaipan/data/18465ecd4/1de849a7f9974446937141e26f819b51/FLAG3b662f402 [2018-11-18 09:53:57,125 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:53:57,126 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_640eeaf5-3d5d-4542-b6d1-4e0a8a634362/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko_false-unreach-call.cil.c [2018-11-18 09:53:57,172 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_640eeaf5-3d5d-4542-b6d1-4e0a8a634362/bin-2019/utaipan/data/18465ecd4/1de849a7f9974446937141e26f819b51/FLAG3b662f402 [2018-11-18 09:53:57,428 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_640eeaf5-3d5d-4542-b6d1-4e0a8a634362/bin-2019/utaipan/data/18465ecd4/1de849a7f9974446937141e26f819b51 [2018-11-18 09:53:57,431 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:53:57,431 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:53:57,432 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:53:57,432 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:53:57,434 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:53:57,435 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:53:57" (1/1) ... [2018-11-18 09:53:57,436 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bf8c889 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:53:57, skipping insertion in model container [2018-11-18 09:53:57,437 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:53:57" (1/1) ... [2018-11-18 09:53:57,444 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:53:57,609 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:54:07,178 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:54:07,306 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:54:10,574 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:54:12,350 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:54:12,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:54:12 WrapperNode [2018-11-18 09:54:12,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:54:12,351 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:54:12,351 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:54:12,351 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:54:12,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:54:12" (1/1) ... [2018-11-18 09:54:12,407 ERROR L1129 TypeChecker]: C: init_user_ns [12057]: Undeclared identifier ~#init_user_ns~0 in IdentifierExpression[~#init_user_ns~0,GLOBAL] [2018-11-18 09:54:12,408 ERROR L1129 TypeChecker]: C: from_kuid_munged(& init_user_ns, server->m.uid) [12057]: Wrong parameter type at index 0: CallStatement[false,[VariableLHS[#t~ret970,]],from_kuid_munged,[IdentifierExpression[~#init_user_ns~0,GLOBAL],StructConstructor[[val],[IdentifierExpression[#t~mem969,]]]]] [2018-11-18 09:54:12,409 ERROR L1129 TypeChecker]: C: init_user_ns [12074]: Undeclared identifier ~#init_user_ns~0 in IdentifierExpression[~#init_user_ns~0,GLOBAL] [2018-11-18 09:54:12,409 ERROR L1129 TypeChecker]: C: from_kgid_munged(& init_user_ns, server->m.gid) [12074]: Wrong parameter type at index 0: CallStatement[false,[VariableLHS[#t~ret977,]],from_kgid_munged,[IdentifierExpression[~#init_user_ns~0,GLOBAL],StructConstructor[[val],[IdentifierExpression[#t~mem976,]]]]] [2018-11-18 09:54:12,409 ERROR L1129 TypeChecker]: C: init_user_ns [12091]: Undeclared identifier ~#init_user_ns~0 in IdentifierExpression[~#init_user_ns~0,GLOBAL] [2018-11-18 09:54:12,410 ERROR L1129 TypeChecker]: C: from_kuid_munged(& init_user_ns, server->m.mounted_uid) [12091]: Wrong parameter type at index 0: CallStatement[false,[VariableLHS[#t~ret984,]],from_kuid_munged,[IdentifierExpression[~#init_user_ns~0,GLOBAL],StructConstructor[[val],[IdentifierExpression[#t~mem983,]]]]] [2018-11-18 09:54:12,441 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:54:12" (1/1) ... [2018-11-18 09:54:12,441 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:54:12,441 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-11-18 09:54:12,442 INFO L168 Benchmark]: Toolchain (without parser) took 15011.13 ms. Allocated memory was 1.0 GB in the beginning and 2.8 GB in the end (delta: 1.7 GB). Free memory was 931.2 MB in the beginning and 2.1 GB in the end (delta: -1.2 GB). Peak memory consumption was 511.8 MB. Max. memory is 11.5 GB. [2018-11-18 09:54:12,444 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:54:12,444 INFO L168 Benchmark]: CACSL2BoogieTranslator took 14918.89 ms. Allocated memory was 1.0 GB in the beginning and 2.8 GB in the end (delta: 1.7 GB). Free memory was 931.2 MB in the beginning and 2.2 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2018-11-18 09:54:12,445 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.32 ms. Allocated memory is still 2.8 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 36.0 MB). Peak memory consumption was 36.0 MB. Max. memory is 11.5 GB. [2018-11-18 09:54:12,447 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 14918.89 ms. Allocated memory was 1.0 GB in the beginning and 2.8 GB in the end (delta: 1.7 GB). Free memory was 931.2 MB in the beginning and 2.2 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 90.32 ms. Allocated memory is still 2.8 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 36.0 MB). Peak memory consumption was 36.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - TypeErrorResult [Line: 12057]: Type Error Undeclared identifier ~#init_user_ns~0 in IdentifierExpression[~#init_user_ns~0,GLOBAL] - TypeErrorResult [Line: 12057]: Type Error Wrong parameter type at index 0: CallStatement[false,[VariableLHS[#t~ret970,]],from_kuid_munged,[IdentifierExpression[~#init_user_ns~0,GLOBAL],StructConstructor[[val],[IdentifierExpression[#t~mem969,]]]]] - TypeErrorResult [Line: 12074]: Type Error Undeclared identifier ~#init_user_ns~0 in IdentifierExpression[~#init_user_ns~0,GLOBAL] - TypeErrorResult [Line: 12074]: Type Error Wrong parameter type at index 0: CallStatement[false,[VariableLHS[#t~ret977,]],from_kgid_munged,[IdentifierExpression[~#init_user_ns~0,GLOBAL],StructConstructor[[val],[IdentifierExpression[#t~mem976,]]]]] - TypeErrorResult [Line: 12091]: Type Error Undeclared identifier ~#init_user_ns~0 in IdentifierExpression[~#init_user_ns~0,GLOBAL] - TypeErrorResult [Line: 12091]: Type Error Wrong parameter type at index 0: CallStatement[false,[VariableLHS[#t~ret984,]],from_kuid_munged,[IdentifierExpression[~#init_user_ns~0,GLOBAL],StructConstructor[[val],[IdentifierExpression[#t~mem983,]]]]] RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...