./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14__complex_emg__linux-alloc-spinlock__fs-autofs4-autofs4_true-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_cd5f2ddd-18e1-48ae-a0fc-65489f175c70/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cd5f2ddd-18e1-48ae-a0fc-65489f175c70/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cd5f2ddd-18e1-48ae-a0fc-65489f175c70/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cd5f2ddd-18e1-48ae-a0fc-65489f175c70/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14__complex_emg__linux-alloc-spinlock__fs-autofs4-autofs4_true-unreach-call.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_cd5f2ddd-18e1-48ae-a0fc-65489f175c70/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cd5f2ddd-18e1-48ae-a0fc-65489f175c70/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 71208f54ec562892c88b4bfcf76e07b6161977c6 .............................................................................................................................................................. 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 16:50:20,197 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:50:20,198 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:50:20,205 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:50:20,205 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:50:20,206 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:50:20,207 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:50:20,208 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:50:20,209 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:50:20,209 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:50:20,210 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:50:20,210 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:50:20,211 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:50:20,211 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:50:20,212 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:50:20,213 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:50:20,214 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:50:20,215 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:50:20,217 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:50:20,218 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:50:20,218 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:50:20,219 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:50:20,221 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:50:20,221 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:50:20,222 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:50:20,222 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:50:20,223 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:50:20,223 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:50:20,224 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:50:20,225 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:50:20,226 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:50:20,226 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:50:20,226 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:50:20,226 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:50:20,227 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:50:20,227 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:50:20,228 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cd5f2ddd-18e1-48ae-a0fc-65489f175c70/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2018-11-18 16:50:20,238 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:50:20,238 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:50:20,239 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:50:20,239 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 16:50:20,239 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 16:50:20,239 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 16:50:20,239 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 16:50:20,239 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 16:50:20,239 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 16:50:20,239 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 16:50:20,240 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-18 16:50:20,240 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 16:50:20,240 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 16:50:20,240 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 16:50:20,240 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:50:20,240 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:50:20,240 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:50:20,241 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:50:20,241 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:50:20,241 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:50:20,242 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:50:20,242 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:50:20,243 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:50:20,243 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:50:20,243 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:50:20,243 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:50:20,243 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:50:20,243 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:50:20,243 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:50:20,243 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:50:20,243 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:50:20,243 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 16:50:20,243 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:50:20,243 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:50:20,243 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 16:50:20,244 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-18 16:50:20,244 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_cd5f2ddd-18e1-48ae-a0fc-65489f175c70/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 -> 71208f54ec562892c88b4bfcf76e07b6161977c6 [2018-11-18 16:50:20,267 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:50:20,276 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:50:20,278 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:50:20,278 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:50:20,279 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:50:20,279 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cd5f2ddd-18e1-48ae-a0fc-65489f175c70/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14__complex_emg__linux-alloc-spinlock__fs-autofs4-autofs4_true-unreach-call.cil.c [2018-11-18 16:50:20,314 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cd5f2ddd-18e1-48ae-a0fc-65489f175c70/bin-2019/utaipan/data/1cdd612da/db3c5c9325b54247b29839e6c39a13d2/FLAG40ad381b3 [2018-11-18 16:50:20,952 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:50:20,952 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cd5f2ddd-18e1-48ae-a0fc-65489f175c70/sv-benchmarks/c/ldv-linux-3.14/linux-3.14__complex_emg__linux-alloc-spinlock__fs-autofs4-autofs4_true-unreach-call.cil.c [2018-11-18 16:50:20,987 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cd5f2ddd-18e1-48ae-a0fc-65489f175c70/bin-2019/utaipan/data/1cdd612da/db3c5c9325b54247b29839e6c39a13d2/FLAG40ad381b3 [2018-11-18 16:50:21,296 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cd5f2ddd-18e1-48ae-a0fc-65489f175c70/bin-2019/utaipan/data/1cdd612da/db3c5c9325b54247b29839e6c39a13d2 [2018-11-18 16:50:21,298 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:50:21,299 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:50:21,300 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:50:21,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:50:21,302 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:50:21,302 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:50:21" (1/1) ... [2018-11-18 16:50:21,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52dbb75e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:50:21, skipping insertion in model container [2018-11-18 16:50:21,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:50:21" (1/1) ... [2018-11-18 16:50:21,311 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:50:21,416 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:50:24,990 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:50:25,062 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:50:26,461 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:50:27,143 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:50:27,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:50:27 WrapperNode [2018-11-18 16:50:27,143 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:50:27,144 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:50:27,144 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:50:27,144 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:50:27,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:50:27" (1/1) ... [2018-11-18 16:50:27,181 ERROR L1129 TypeChecker]: C: init_user_ns [6750]: Undeclared identifier ~#init_user_ns~0 in IdentifierExpression[~#init_user_ns~0,GLOBAL] [2018-11-18 16:50:27,182 ERROR L1129 TypeChecker]: C: from_kuid_munged(& init_user_ns, root_inode->i_uid) [6750]: Wrong parameter type at index 0: CallStatement[false,[VariableLHS[#t~ret263,]],from_kuid_munged,[IdentifierExpression[~#init_user_ns~0,GLOBAL],StructConstructor[[val],[IdentifierExpression[#t~mem262,]]]]] [2018-11-18 16:50:27,183 ERROR L1129 TypeChecker]: C: init_user_ns [6767]: Undeclared identifier ~#init_user_ns~0 in IdentifierExpression[~#init_user_ns~0,GLOBAL] [2018-11-18 16:50:27,183 ERROR L1129 TypeChecker]: C: from_kgid_munged(& init_user_ns, root_inode->i_gid) [6767]: Wrong parameter type at index 0: CallStatement[false,[VariableLHS[#t~ret270,]],from_kgid_munged,[IdentifierExpression[~#init_user_ns~0,GLOBAL],StructConstructor[[val],[IdentifierExpression[#t~mem269,]]]]] [2018-11-18 16:50:27,245 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:50:27" (1/1) ... [2018-11-18 16:50:27,245 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:50:27,245 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-11-18 16:50:27,246 INFO L168 Benchmark]: Toolchain (without parser) took 5947.56 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 895.5 MB). Free memory was 943.0 MB in the beginning and 1.6 GB in the end (delta: -655.9 MB). Peak memory consumption was 239.5 MB. Max. memory is 11.5 GB. [2018-11-18 16:50:27,248 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:50:27,249 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5843.56 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 895.5 MB). Free memory was 943.0 MB in the beginning and 1.6 GB in the end (delta: -675.9 MB). Peak memory consumption was 1000.0 MB. Max. memory is 11.5 GB. [2018-11-18 16:50:27,250 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.90 ms. Allocated memory is still 1.9 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. [2018-11-18 16:50:27,252 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 5843.56 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 895.5 MB). Free memory was 943.0 MB in the beginning and 1.6 GB in the end (delta: -675.9 MB). Peak memory consumption was 1000.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 101.90 ms. Allocated memory is still 1.9 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - TypeErrorResult [Line: 6750]: Type Error Undeclared identifier ~#init_user_ns~0 in IdentifierExpression[~#init_user_ns~0,GLOBAL] - TypeErrorResult [Line: 6750]: Type Error Wrong parameter type at index 0: CallStatement[false,[VariableLHS[#t~ret263,]],from_kuid_munged,[IdentifierExpression[~#init_user_ns~0,GLOBAL],StructConstructor[[val],[IdentifierExpression[#t~mem262,]]]]] - TypeErrorResult [Line: 6767]: Type Error Undeclared identifier ~#init_user_ns~0 in IdentifierExpression[~#init_user_ns~0,GLOBAL] - TypeErrorResult [Line: 6767]: Type Error Wrong parameter type at index 0: CallStatement[false,[VariableLHS[#t~ret270,]],from_kgid_munged,[IdentifierExpression[~#init_user_ns~0,GLOBAL],StructConstructor[[val],[IdentifierExpression[#t~mem269,]]]]] RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...